CN217878492U

CN217878492U - Water sample collection system that can be used to underwater vehicle

Info

Publication number: CN217878492U
Application number: CN202222085814.2U
Authority: CN
Inventors: 张笃宁; 尹海燕; 许林洲; 叶盈盈; 吴志鹏; 许慧楠
Original assignee: Wenzhou University
Current assignee: Wenzhou University
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-11-22
Anticipated expiration: 2032-08-09

Abstract

The utility model discloses a water sample collection system who can be used to underwater vehicle, including base (1), base (1) in be equipped with focus skew mechanism (2), base (1) upper portion one side be equipped with displacement actuating mechanism (3), be equipped with middle baffle (4) on base (1), middle baffle (4) one side is equipped with piston post (5), the expansion end of displacement actuating mechanism (3) is equipped with piston rod spare (6), piston rod spare (6) set up in piston post (5), the bottom of piston post (5) is equipped with air pipe connector (7). The utility model discloses can effectively promote sampling efficiency to once only accomplish the many samplings in the different degree of depth or different waters.

Description

Water sample collection system that can be used to underwater vehicle

Technical Field

The utility model relates to a field, especially a can be used to water sample collection system of underwater vehicle.

Background

In order to realize the important goal of water ecological environment protection, the water pollution condition needs to be evaluated through water quality, and water sample collection is the most basic and indispensable link for data acquisition. To this designer, a water sample collection device, for example, chinese patent publication No. CN113092173B, discloses a water sample collection device and a water sample collection method, which include: a housing; the water storage bottle is connected with the shell, the upper end of the water storage bottle is provided with a water outlet, and the lower end of the water storage bottle is provided with a water inlet; the upper cover is rotatably connected with the upper end of the water storage bottle and can close/open the water outlet under the action of water flow; the lower cover is used for sealing the water inlet after water sample collection is finished; the movement mechanism is connected with the outer wall of the shell; and the control unit is installed on the outer wall of the shell and electrically connected with the movement mechanism to control the movement mechanism to act, so that the whole water sample collection device sinks to the collection depth of the water sample under the driving of the movement mechanism to complete water sample collection. This type of sampling device is when sampling, and actuating mechanism drives whole device and removes, and the in-process water inlet is opened, and rivers enter into the water storage tank, closes the water inlet after the sample is accomplished, and such sample mode efficiency is lower, and secondly although the device can remove the waters to the different degree of depth, but its only water storage tank has got the water sample of certain degree of depth after, need change the water storage tank, once can not accomplish the arithmetic sampling, the geometric proportion sampling to the different degree of depth in waters.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can be used to water sample collection system of underwater vehicle. The utility model discloses can effectively promote sampling efficiency to once only accomplish the many samplings in the different degree of depth or different waters.

The technical scheme of the utility model: a water sample collecting device for an underwater vehicle comprises a base, wherein a gravity center shifting mechanism is arranged in the base, a displacement driving mechanism is arranged on one side of the upper portion of the base, a middle baffle plate is arranged on the base, a piston column is arranged on one side of the middle baffle plate, a piston rod piece is arranged at the movable end of the displacement driving mechanism and is arranged in the piston column, and a gas pipe connector is arranged at the bottom end of the piston column; the other side of the upper part of the base is provided with a rotary steering engine, a support table is arranged on the base, a barrel frame is arranged in the support table in a penetrating manner, the rotating end of the rotary steering engine is connected with the bottom end of a middle column of the barrel frame through gear transmission, a plurality of barrel rod frames are uniformly arranged on the barrel frame, a water collecting barrel is connected to each barrel rod frame through a buckle, and a sliding chute of each barrel rod frame is connected with the water collecting barrel through a reset spring; the barrel frame upper end recess embedded be equipped with the subassembly of ventilating, the subassembly of ventilating is connected with the trachea joint through the trachea, the bottom of sump drum is equipped with the check valve, is equipped with the water catch bowl on the base, the opposite side of middle baffle be equipped with down the mechanism.

In foretell water sample collection device that can be used to underwater vehicle, the subassembly of ventilating including setting up the hexagonal connector in the recess of barrel holder upper end, the entrance connection of hexagonal connector has the rotary joint, and the rotary joint is connected with the pipe connection through the trachea, and the exit end of hexagonal connector is equipped with first return bend, the upper end of collector drum is connected with the second return bend, and the upper end of collector drum is equipped with the solenoid valve, and the one end of solenoid valve is connected with first return bend, and the other end of solenoid valve is connected with the second return bend.

In the water sample collection device for the underwater submersible, the displacement driving mechanism comprises a steering engine support arranged on the base, a screw rod motor is arranged on the steering engine support, a first gear is arranged at the rotating end of the screw rod motor, a piston displacement screw rod is arranged at the upper end of the steering engine support through a bearing, a second gear is arranged at one end of the screw rod motor, the first gear is meshed with the second gear, one end of the piston displacement screw rod is connected with one end of a piston column through the bearing, a moving member is matched on the piston displacement screw rod, and a piston rod piece is arranged on the moving member.

In the water sample collection device that can be used to underwater vehicle, focus skew mechanism including setting up the focus motor in the base, the end that stretches out of focus motor is equipped with accommodate the lead screw, is equipped with the slide rail on the bottom plate of base, the cooperation has the fixing base on the accommodate the lead screw, fixing base one side is equipped with the balancing weight, the fixing base bottom is equipped with the slider, the slider cooperatees with the slide rail.

In the water sample collecting device for the underwater vehicle, the base is internally provided with the inductive switch.

In the water sample collecting device for the underwater vehicle, the piston rod is provided with the cross reinforcing rib.

In the water sampling device for the underwater vehicle, the other side of the middle baffle plate is provided with a pressing mechanism.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses in, displacement actuating mechanism starts, drive piston rod spare and remove to the piston post, the space in the piston post is compressed, change drainage area, wholly sink gradually, the rivers flow into in the water catch bowl, the subassembly of ventilating is opened, the passageway looks UNICOM in the piston post and the water catch bowl, immediately displacement actuating mechanism antiport, piston rod spare moves outward, the air in the water catch bowl is sucked to the piston post in, the water catch bowl internal pressure diminishes at this moment, the pressure outside the bucket is greater than internal pressure, the check valve is opened, push down the mechanism and start, push down the water catch bowl to the water catch bowl, realize the sample, make water get into to the bucket through inside and outside pressure differential, this has promoted the efficiency that the water quality sample was taken greatly; when the quality of water sample of the different degree of depth or different waters is gathered to needs, pushes down the mechanism and resets, and the water catch bowl resets under spring elastic action, and rotatory steering wheel starts, drives the bucket rack and rotates, rotates the empty water catch bowl to the top of water catch bowl, extracts the quality of water sample on the same principle, and this makes once only can gain a plurality of quality of water samples, can promote the accuracy of data when experimental analysis.

2. Because the catch bowl sets up in one side of base, when collecting the sample, centrobaric skew can appear in whole device, and the focus motor rotates for accommodate the lead screw rotates, drives the fixing base and removes, and the balancing weight also removes on the slide rail thereupon, thereby stabilizes the focus, places and turns on one's side.

3. The piston rod piece is provided with the cross reinforcing rib, so that the strength and rigidity of the piston rod piece are enhanced, and the moving stability of the rod piece is improved.

Drawings

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

FIG. 2 is a schematic view of a bucket rack;

FIG. 3 is a schematic view of a check valve;

FIG. 4 is a schematic view of a center of gravity shifting mechanism;

fig. 5 is a schematic view of the pressing mechanism.

Description of the reference symbols in the drawings: 1-a base, 2-a gravity center shifting mechanism, 3-a displacement driving mechanism, 4-an intermediate baffle, 5-a piston column, 6-a piston rod piece, 7-an air pipe joint, 8-a rotary steering engine, 9-a supporting platform, 10-a barrel frame, 11-a barrel frame, 12-a water collecting barrel, 13-a ventilation component, 14-a one-way valve, 15-a water collecting tank, 16-a pressing mechanism, 161-a moving sliding table, 162-a pressing plate, 131-a hexagonal connector, 132-a rotating joint, 133-a first bent pipe, 134-a second bent pipe, 135-an electromagnetic valve, 301-a steering engine bracket, 302-a screw rod motor, 303-a first gear, 304-a piston displacement screw rod, 305-a second gear, 306-a moving piece, 201-a gravity center motor, 202-an adjusting screw rod, 203-a sliding rail, 204-a fixed seat, 205-a balancing weight, 206-a sliding block, 207-a sensing switch and 601-a cross reinforcing rib.

Detailed Description

The present invention will be further described with reference to the following drawings and examples, but the invention is not limited thereto.

Example (b): a water sample collecting device for an underwater vehicle is shown in figure 1 and comprises a base 1, wherein a gravity center offset mechanism 2 is arranged in the base 1, a displacement driving mechanism 3 is arranged on one side of the upper portion of the base 1, a middle baffle plate 4 is arranged on the base 1, a piston column 5 is arranged on one side of the middle baffle plate 4, a piston rod piece 6 is arranged at the movable end of the displacement driving mechanism 3, a cross reinforcing rib 601 is arranged on the piston rod piece 6, the strength and the rigidity of the piston rod piece are enhanced, and the moving stability of the rod piece is improved; the piston rod piece 6 is arranged in the piston column 5, and the bottom end of the piston column 5 is provided with an air pipe joint 7; the other side of the upper part of the base 1 is provided with a rotary steering engine 8, the base 1 is provided with a supporting table 9, as shown in figure 2, a barrel frame 10 penetrates through the supporting table 9, the rotating end of the rotary steering engine 8 is connected with the bottom end of a middle column of the barrel frame 10 through gear transmission, a plurality of barrel rod frames 11 are uniformly arranged on the barrel frame 10, the barrel rod frames 11 are connected with a water collecting barrel 12 through buckles, the interior of a chute of the barrel rod frames 11 is connected with the water collecting barrel 12 through a return spring, one end of the return spring is connected with the inner wall of the chute, and the other end of the return spring is connected with the water collecting barrel; a ventilation component 13 is embedded in a groove at the upper end of the barrel frame 10, the ventilation component 13 is connected with the air pipe connector 7 through an air pipe, a one-way valve 14 is arranged at the bottom of the water collecting barrel 12, as shown in the attached drawing 3, a water collecting tank 15 is arranged on the base 1, and a pressing mechanism 16 is arranged on the other side of the middle baffle 4. The piston rod piece moves in the piston column, the size of the space in the piston column is changed, the water discharging volume of the device is changed like swim bladders of fishes, ascending and descending of the device are achieved, during sampling, the airflow channel is opened, when the piston moves outwards, air in the water collecting barrel can be pumped out, pressure difference between the interior of the barrel and the exterior of the barrel is achieved, and therefore water absorption is achieved.

The subassembly 13 of ventilating including setting up the hexagonal connector 131 in the recess of barrel frame 10 upper end, the inlet connection of hexagonal connector 131 has rotary joint 132, because the barrel frame can rotate, rotary joint is connected with rotary joint through the trachea, consequently needs rotary joint and hexagonal connector to be swing joint, prevents tracheal winding, rotary joint 132 is connected with trachea joint 7 through the trachea, the exit end of hexagonal connector 131 is equipped with first return bend 133, the upper end of sump bucket 12 is connected with second return bend 134, the upper end of sump bucket 12 is equipped with solenoid valve 135, the one end of solenoid valve 135 is connected with first return bend 133, the other end of solenoid valve 135 is connected with second return bend 134, when needs corresponding sump bucket to catchment, corresponding solenoid valve can open.

The displacement driving mechanism 3 comprises a steering engine support 301 arranged on the base 1, a screw rod motor 302 is arranged on the steering engine support 301, a first gear 303 is arranged at the rotating end of the screw rod motor 302, a piston displacement screw rod 304 is arranged at the upper end of the steering engine support 301 through a bearing, a second gear 305 is arranged at one end of the screw rod motor 302, the first gear 303 is meshed with the second gear 305, one end of the piston displacement screw rod 304 is connected with one end of a piston post 5 through the bearing, a moving member 306 is matched on the piston displacement screw rod 304, a piston rod member 6 is arranged on the moving member 306, the screw rod motor is started, the piston displacement screw rod is driven to rotate through gear transmission, the moving member moves on the piston displacement screw rod, and the back and forth movement of the piston rod member is realized.

The gravity center shifting mechanism 2 comprises a gravity center motor 201 arranged in a base 1, as shown in fig. 4, an extending end of the gravity center motor 201 is provided with an adjusting screw 202, a bottom plate of the base 1 is provided with a slide rail 203, the adjusting screw 202 is matched with a fixed seat 204, one side of the fixed seat 204 is provided with a balancing weight 205, the bottom of the fixed seat 204 is provided with a slide block 206, and the slide block 206 is matched with the slide rail 203. When collecting the sample, centrobaric skew can appear in whole device, and the focus motor rotates for accommodate the lead screw rotates, drives the fixing base and removes, and the balancing weight also removes on the slide rail thereupon, thereby stabilizes the focus, places and turns on one's side. The base 1 in be equipped with inductive switch 207, prevent that the balancing weight from surpassing the stroke. The water collecting bucket is six in total, and when the sample was taken many times, if use according to the order in proper order, the weight of water collecting bucket can be partial to one side, leads to the focus unbalance, consequently when selecting the water collecting bucket, can select two water collecting buckets of relative position.

The pushing mechanism 16 comprises a movable sliding table 161 arranged on the side face of the middle baffle 4, as shown in fig. 5, a pressing plate 162 is arranged on a screw rod of the movable sliding table 161, the movable sliding table can drive the pressing plate to move up and down, and the pressing plate can push the water collecting barrel down, so that a water quality sample can be absorbed at the bottom of the water collecting barrel.

The utility model discloses a theory of operation: the displacement driving mechanism is started to drive the piston rod piece to move towards the piston column, the space in the piston column is compressed, the drainage area is changed, the whole body sinks gradually, water flows into the water collecting tank, the ventilation assembly is opened, the interior of the piston column is communicated with a channel in the water collecting barrel, the displacement driving mechanism rotates reversely, the piston rod piece moves outwards, air in the water collecting barrel is pumped into the piston column, the internal pressure of the water collecting barrel is reduced at the moment, the pressure outside the barrel is greater than the internal pressure, the one-way valve is opened, the pressing mechanism is started to press the water collecting barrel to the position of the water collecting tank, sampling is realized, water enters the barrel through the internal and external pressure difference, and the sampling efficiency of the water quality sample is greatly improved; when the quality of water sample of the different degree of depth or different waters is gathered to needs, pushing down the mechanism and reseing, the sump drum resets under the spring force effect, and rotatory steering wheel starts, drives the bucket rack and rotates, rotates the sump drum that will empty to the top of sump, extracts the quality of water sample on the same principle, and this makes once only can gain a plurality of quality of water samples, can promote the accuracy of data when experimental analysis.

Claims

1. A water sample collection system that can be used to underwater vehicle, includes base (1), its characterized in that: a gravity center shifting mechanism (2) is arranged in the base (1), a displacement driving mechanism (3) is arranged on one side of the upper portion of the base (1), a middle baffle (4) is arranged on the base (1), a piston column (5) is arranged on one side of the middle baffle (4), a piston rod piece (6) is arranged at the movable end of the displacement driving mechanism (3), the piston rod piece (6) is arranged in the piston column (5), and an air pipe connector (7) is arranged at the bottom end of the piston column (5); the bucket is characterized in that a rotary steering engine (8) is arranged on the other side of the upper portion of the base (1), a supporting table (9) is arranged on the base (1), a bucket rack (10) penetrates through the supporting table (9), the rotating end of the rotary steering engine (8) is connected with the bottom end of a middle column of the bucket rack (10) through gear transmission, a plurality of bucket rod racks (11) are uniformly arranged on the bucket rack (10), a water collecting bucket (12) is connected to the bucket rod racks (11) through buckles, and a sliding chute of each bucket rod rack (11) is connected with the water collecting bucket (12) through a return spring; the barrel is characterized in that an air ventilation assembly (13) is embedded in a groove in the upper end of the barrel frame (10), the air ventilation assembly (13) is connected with an air pipe connector (7) through an air pipe, a one-way valve (14) is arranged at the bottom of the water collecting barrel (12), a water collecting tank (15) is arranged on the base (1), and a pressing mechanism (16) is arranged on the other side of the middle baffle (4).

2. A water sample collection device usable with an underwater vehicle as claimed in claim 1, wherein: ventilation assembly (13) including setting up hexagonal connector (131) in bucket rack (10) upper end recess, the entrance connection of hexagonal connector (131) has rotary joint (132), rotary joint (132) are connected with air pipe connector (7) through the trachea, the exit end of hexagonal connector (131) is equipped with first return bend (133), the upper end of sump bucket (12) is connected with second return bend (134), the upper end of sump bucket (12) is equipped with solenoid valve (135), the one end of solenoid valve (135) is connected with first return bend (133), the other end of solenoid valve (135) is connected with second return bend (134).

3. A water sample collection device usable with an underwater vehicle as claimed in claim 1, wherein: displacement actuating mechanism (3) including setting up steering wheel support (301) on base (1), be equipped with lead screw motor (302) on steering wheel support (301), the rotation end of lead screw motor (302) is equipped with first gear (303), steering wheel support (301) upper end is equipped with piston displacement lead screw (304) through the bearing, the one end of lead screw motor (302) is equipped with second gear (305), first gear (303) and second gear (305) mesh mutually, the one end of piston displacement lead screw (304) is connected with piston post (5) one end through the bearing, piston displacement lead screw (304) go up to cooperate and have moving member (306), piston rod spare (6) set up on moving member (306).

4. A water sample collection device usable with an underwater vehicle as claimed in claim 1, wherein: center of gravity skew mechanism (2) including setting up center of gravity motor (201) in base (1), the end that stretches out of center of gravity motor (201) is equipped with accommodate the lead screw (202), be equipped with slide rail (203) on the bottom plate of base (1), accommodate the lead screw (202) and go up the cooperation and have fixing base (204), fixing base (204) one side is equipped with balancing weight (205), fixing base (204) bottom is equipped with slider (206), slider (206) cooperate with slide rail (203).

5. A water sample collection device usable with an underwater vehicle as claimed in claim 4, wherein: an inductive switch (207) is arranged in the base (1).

6. A water sample collection device usable with an underwater vehicle as claimed in claim 1, wherein: and a cross reinforcing rib (601) is arranged on the piston rod piece (6).

7. A water sample collection device usable with an underwater vehicle as claimed in claim 1, wherein: the pressing mechanism (16) comprises a movable sliding table (161) arranged on the side face of the middle baffle (4), and a pressing plate (162) is arranged on a screw rod of the movable sliding table (161).