CN112362410A - Ocean section continuous multi-point water sampling device - Google Patents
Ocean section continuous multi-point water sampling device Download PDFInfo
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- CN112362410A CN112362410A CN202011220667.4A CN202011220667A CN112362410A CN 112362410 A CN112362410 A CN 112362410A CN 202011220667 A CN202011220667 A CN 202011220667A CN 112362410 A CN112362410 A CN 112362410A
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- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
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Abstract
The invention discloses an ocean profile continuous multi-point water sampling device which comprises a sampling frame and a sampling shell, wherein the sampling frame is movably covered on the sampling shell of the sampling frame, the sampling frame is in a disc shape, the middle part of the sampling frame is communicated up and down, a self-adaptive pressure adapter is arranged on the sampling frame, the self-adaptive pressure adapter can drive the sampling shell to rotate along with the increase of pressure in the submerging process of the sampling frame, and a plurality of water sampling units are radially arranged on the sampling frame and are distributed in an equiangular mode according to the center of the sampling frame. The sampling unit is matched with a plurality of valve members, the sliding plate is driven to move along the length direction of the limiting plate in the extending process of the electric push rod, the two linkage blocks rotate reversely in the moving process, the two sealing plates are driven to turn over, the closing of the valve members is realized, meanwhile, the closing of the valve members can be sequentially driven from inside to outside in the extending process of the electric push rod, and the collection of water samples at the same depth and different water area positions by each independent sampling chamber is realized.
Description
Technical Field
The invention relates to the technical field of sampling equipment, in particular to an ocean profile continuous type multi-point water sampling device.
Background
The sea water quality monitoring process needs to collect sea water and detect the collected sea water, so that the sea water quality is judged. The mode that present sea water was gathered and is generally adopted artifical the collection, personnel on the ship will gather the jar and directly throw to the sea, connect the stay cord on the jar of gathering, then will fill with the collection jar pull-up of sea water, accomplish the water sample collection of this position, in order to improve the degree of accuracy that detects, need carry out the multiple spot sampling, this just needs the sampling personnel to repeat above-mentioned sampling action many times, there is the potential safety hazard, the sampling operation is inconvenient, and inconvenient in order to solve above-mentioned problem to the water sample collection of the different degree of depth, the present case is born from this.
Chinese patent publication No. CN203606176U discloses a water sample collector for collecting water samples of specified depth, which comprises a water storage cavity, a control cavity, and a push plate, wherein the water storage cavity is provided with a water inlet, a movable plate for controlling the opening and closing of the water inlet is arranged at the water inlet, a driving device for controlling the push plate to move up and down is arranged in the control cavity, the push plate is connected with the movable plate through a connecting piece, the push plate drives the movable plate to move so as to open or close the water inlet, and the driving device is arranged in a sealed space. The water sample collector enables the push plate to move downwards through the driving device, so that the movable plate is driven to open the water inlet, water is automatically fed by utilizing water pressure, and after water injection is completed, the push plate is pushed to move upwards by the water pressure, and the water inlet is automatically closed. But when needs were gathered a plurality of position water samples, the operation was inconvenient, and work efficiency is low.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an ocean profile continuous multi-point water sampling device, which solves the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: an ocean section continuous multi-point water sampling device comprises a sampling frame and a sampling shell, wherein the sampling frame is movably covered on the sampling shell of the sampling frame, the sampling frame is disc-shaped, the middle part of the sampling frame is communicated up and down, the sampling frame is provided with a self-adaptive pressure adapter, the self-adaptive pressure adapter can drive the sampling shell to rotate along with the increase of pressure in the submerging process of the sampling frame, a plurality of water sampling units are radially arranged on the sampling frame and are distributed in an equiangular mode at the center of the sampling frame, the sampling shell is always used for sampling and collecting only one water sampling unit in the rotating process, each water sampling unit comprises a collecting cylinder with an open outer end, a valve piece and an electric push rod arranged above the collecting cylinder, the sampling frame is provided with a containing groove for placing the corresponding collecting cylinder, the valve pieces are arranged at intervals along the axial direction of the collecting cylinder, and each valve piece is respectively connected with the output end of the electric push rod through a moving, the opening and closing of the valve members are controlled under the action of the electric push rod, an independent sampling chamber is formed between every two adjacent valve members, and the sampling chamber is in an open state under a normal state.
Preferably, the valve spare includes two semicircular closing plates, connector, and the medial extremity of two closing plates is articulated mutually through hinge, hinge respectively, and cooperation hinge and hinge form one and gather a disc that section of thick bamboo equal area when two closing plates expand, two the top of hinge and hinge all runs through the collection section of thick bamboo and extends to its top, and the top of hinge is located the relative top on hinge top, the connector is connected respectively in the top of hinge and is linked to each other, hinged joint's connector top is connected with the linkage piece, is connected with the linkage piece bottom the connector of being connected with the hinge.
Preferably, the upper end of the collecting cylinder, which is exposed out of the collecting frame, is connected with a U-shaped limiting plate, the inner side end of the limiting plate is provided with a chute, the moving piece comprises a plurality of sliding plates and a first spring which are horizontally arranged, two pushing grooves for accommodating the linkage block are formed on the sliding plates close to the outer side of the collecting cylinder, pushing grooves are formed on the sliding plates close to the inner side of the collecting cylinder, the other sliding plates are provided with a pushing groove, two adjacent sliding plates are connected through a spring I, wherein the sliding plate can drive the hinge shaft and the hinge to rotate reversely through the linkage block in the transverse moving process, the inner side of the electric push rod is connected to the inner wall of the inner side of the limit plate, the output end of the collecting cylinder is connected with the sliding plates close to the inner side of the collecting cylinder, the two sides of each sliding plate are connected with limiting sliding blocks, limiting sliding grooves are horizontally formed in the two sides of each limiting plate, and the limiting sliding blocks are connected to the limiting sliding grooves in a sliding mode.
Preferably, the length of the first spring close to the inner side of the collecting cylinder is greater than that of the first spring at the adjacent position at the outer side, the elastic coefficient of the first spring is less than that of the first spring at the adjacent position at the outer side, and the distance between the sliding plate close to the inner side of the collecting cylinder and the adjacent sliding plate is greater than that between the two adjacent sliding plates at the opposite outer sides.
Preferably, the adaptive pressure adapter comprises a rotating seat, a rotating shaft, a gear and a U-shaped supporting rod, wherein the bottom of the rotating seat is connected with the rotating shaft, the gear is sleeved at the lower part of the rotating shaft, one end of the U-shaped supporting rod is connected with the bottom of the sampling frame, the other end of the U-shaped supporting rod is positioned in the middle of the sampling frame, the lower end of the rotating shaft is pivoted on the U-shaped supporting rod, the end part of the U-shaped supporting rod is further connected with a coating frame which surrounds the gear, the rotating seat is disc-shaped, the periphery of the rotating seat is close to the hollow part of the sampling frame, the adaptive pressure adapter further comprises a hollow square frame, a transverse moving plate and a tooth plate with teeth arranged on one side, the square frame is fixedly arranged at the bottom of the sampling frame, the transverse moving plate is arranged in the square frame, two ends of the transverse moving plate are abutted against the inner walls on two sides of the transverse moving, the opening has been seted up on square frame, can supply the tooth dental lamina to stretch into and carry out relative movement, the cladding frame has been seted up uncovered towards one side of tooth dental lamina, can supply intermeshing between the tooth dental lamina and the gear of corresponding department, spring two is equipped with many, and uses two to be a set of, and the length between every group spring two is all inequality, and spring two in every group is with the middle part symmetrical arrangement of square frame, the quantity of adopting the water unit is the same with the group number of spring two.
Preferably, the sampling rack further comprises a touch switch electrically connected with the electric push rod, the touch switch can be triggered in the rotating process of the sampling rack, the touch switch is connected to the outer wall of the inner side of the limiting plate, a contact rod is arranged on the periphery of the rotating seat along the radial direction of the rotating seat, a bifurcate head is arranged at the end part of the contact rod, the end part of the bifurcate head is equal to the end part of the contact rod in distance from the axis of the rotating seat, and the contact rod and the bifurcate head can touch the touch switch in the rotating process.
Preferably, the sampling shell is provided with a communicating opening, the communicating opening and the contact rod are located on the same vertical plane, and the size of the communicating opening is matched with the caliber of the collecting cylinder.
Preferably, the middle part of the sampling shell is communicated with the rotary seat and can be accommodated, an external thread is arranged on the rotary seat, an internal thread is arranged in the middle part of the sampling shell, and the sampling shell can be fixed on the rotary seat in a screwing mode.
(III) advantageous effects
After adopting the technical scheme, compared with the prior art, the invention has the following advantages:
1. the invention relates to an ocean profile continuous multi-point water sampling device, which is provided with a sampling unit matched with a plurality of valve members, wherein a sliding plate is driven to move along the length direction of a limiting plate in the extension process of an electric push rod, two linkage blocks rotate reversely in the movement process, and then two sealing plates are driven to turn over, so that the valve members are closed, and meanwhile, the valve members are driven to be closed from inside to outside in the continuous extension process of the electric push rod by matching with the arrangement of a spring II, so that water samples at the same depth and different water area positions can be collected by each independent sampling chamber.
2. According to the ocean profile continuous type multi-point water sampling device, the self-adaptive pressure adapter is arranged, so that the pressure is continuously increased along with submergence of the water sampling device, the length and the elastic coefficient of each group of springs can be set in advance, different sampling units are controlled to perform sampling collection by matching with the sampling limiting parts, and water samples in different specific depths of deep sea can be accurately collected.
Drawings
FIG. 1 is a schematic view of the installation of the present invention;
FIG. 2 is a schematic view of a sampling frame according to the present invention;
FIG. 3 is a schematic diagram of a sampling unit according to the present invention;
FIG. 4 is a schematic view of the present invention;
FIG. 5 is a schematic view of a valve member according to the present invention;
FIG. 6 is a schematic bottom view of the present invention;
FIG. 7 is an overall view of the structure of the cladding frame of the present invention taken on the back;
FIG. 8 is a front cross-sectional view of a square frame structure in accordance with the present invention.
In the figure: 1 sampling frame, 2 sampling shell, 3 adaptive pressure adapter, 31 rotating seat, 32 rotating shaft, 33 gear, 34U-shaped supporting rod, 35 square frame, 36 transverse moving plate, 37 tooth plate, 4 sampling unit, 41 collecting cylinder, 42 valve member, 421 sealing plate, 422 connector, 43 electric push rod, 5 accommodating groove, 7 coating frame, 8 spring II, 9 opening, 10 hinge shaft, 11 hinge, 12 linkage block, 13 limiting plate, 14 limiting chute, 15 sliding plate, 16 limiting slider, 17 contact rod, 18 fork head, 19 communicating port, 20 external thread, 21 internal thread, 22 air pump, 23 air bag, 24 balancing weight, 25 spring I, 26 pushing groove.
Detailed Description
The invention is explained in more detail below with reference to the figures and examples.
As shown in fig. 1-8: the utility model provides a continuous formula multiple spot water sampling device of ocean section, fits the sampling shell 2 of sampling frame 1 including sampling frame 1, movable cover, and sampling frame 1 is discoid, and its middle part link up from top to bottom, is equipped with self-adaptation pressure adapter 3 on the sampling frame 1, and self-adaptation pressure adapter 3 can drive sampling shell 2 along with the increase of pressure and rotate at sampling frame 1 submergence in-process.
Each independent sampling chamber is used for collecting water samples with the same depth and in different water areas. The valve member 42 is driven by the electric push rod 43, the closing sequence is from inside (the direction close to the inner side of the collecting cylinder) to outside, and the sampling chamber is closed after the valve member 42 is closed, so that one-time collection is completed.
The schematic illustration of the present invention shows only three valve members 42, but is not limited to only three valve members.
The valve member 42 comprises two semicircular sealing plates 421 and a connector 422, the inner side ends of the two sealing plates 421 are hinged through a hinge shaft 10 and a hinge 11 respectively, the two sealing plates 421 are matched with the hinge shaft 10 and the hinge 11 to form a disc with the same area as the longitudinal section of the collection cylinder 41 when being unfolded, the tops of the two hinge shafts 10 and the hinge 11 all penetrate through the collection cylinder 41 and extend to the upper side of the collection cylinder, the top end of the hinge shaft 10 is located above the top end of the hinge 11 relatively, the connector 422 is connected to the tops of the hinge shaft and the hinge respectively, the top of the connector connected with the hinge is connected with a linkage block 12, and the bottom of the connector 422 connected with the hinge shaft 10 is connected with the linkage block 12.
The upper end of the collecting cylinder 41 exposed out of the collecting frame 1 is connected with a U-shaped limiting plate 13, the inner side end of the limiting plate 13 is provided with a sliding groove 14, the moving member comprises a plurality of sliding plates 26 which are horizontally arranged, a first spring 25, a pushing groove 26 for accommodating the linkage block 12 is formed in the sliding plate 15 close to the outer side of the collecting cylinder, a pushing groove 26 is formed in the sliding plate 26 close to the inner side of the collecting cylinder 41, the other sliding plates 26 are provided with one pushing groove 26, the two adjacent sliding plates 26 are connected through the first spring 25, the sliding plate 15 can drive the hinge shaft 10 through the linkage block 12 in the transverse moving process, the hinge 11 rotates reversely, the inner side of the electric push rod 43 is connected to the inner wall of the inner side of the limiting plate, and the output end of the electric.
And two sides of each sliding plate 26 are connected with a limiting slide block 16, two sides of each limiting plate are horizontally provided with a limiting slide groove, and the limiting slide blocks are connected on the limiting slide grooves 14 in a sliding mode to prevent the sliding plates 15 from deviating from the track of horizontal movement when being compressed by the first springs 25.
The length of the first spring 25 close to the inner side of the collecting cylinder 14 is greater than that of the first spring at the adjacent position at the outer side, the elastic coefficient of the first spring is smaller than that of the first spring at the adjacent position at the outer side, and the distance between the sliding plate close to the inner side of the collecting cylinder 41 and the adjacent sliding plate is greater than that between the two adjacent sliding plates at the opposite outer sides.
The distance between the sliding plate and the design of matching the size of the first spring and the first spring are mainly used for realizing the one-time closing of the valve member from inside to outside under the driving of the electric push rod without mutual influence.
Referring to fig. 3, the specific process is as follows: the innermost sliding plate 15 pushes the first spring 25 connected with the innermost sliding plate to move outwards under the action of the electric push rod 43, the reaction force of the first spring 25 enables the sliding plate 15 on the other side to be acted by the action force to move outwards, at the moment, the first valve member 42 starts to be closed, and due to the design of the size of the push groove 26, the two linkage blocks 12 on the outer side are not stressed, and further the corresponding sliding plate 15 on the outer side cannot move. The electric push rod 43 further extends outwards, and the inner wall of the second push groove 26 pushes the corresponding linkage block 12, so that the second valve member 42 starts to close, and the spring 25 is contracted under larger acting force, so that the closing of the first valve member 42 is not influenced. When the sliding plate drives the valve member 42 to close, the inner wall of the pushing groove 26 on the sliding plate 15 on the opposite outer side just contacts the linkage block 12 on the corresponding valve member to start acting on the valve member 42.
The containing groove 5 is radially arranged along the sampling frame 1 and is in one-to-one correspondence with the collecting cylinders 41, and the collecting cylinders 41 can be inserted into the containing groove 5 and fall out of the top of the containing groove.
The adaptive pressure adapter 3 comprises a rotary seat 31, a rotating shaft 32, a gear 33 and a U-shaped supporting rod 34, wherein the bottom of the rotary seat 31 is connected with the rotating shaft 32, the gear 33 is sleeved on the lower part of the rotating shaft 32, one end of the U-shaped supporting rod 34 is connected with the bottom of the sampling frame 1, the other end of the U-shaped supporting rod is positioned in the middle of the sampling frame 1, the lower end of the rotating shaft 32 is pivoted on the U-shaped supporting rod 34, the end part of the U-shaped supporting rod 34 is further connected with a coating frame 7 surrounding the gear 33, and the rotary seat 31 is disc-shaped, and the periphery of the rotary.
Still include hollow square frame 35, sideslip board 36, the tooth board 37 of tooth is arranged to the unilateral, square frame 35 sets firmly in the bottom of sampling frame 1, sideslip board 36 is located in square frame 35, and the inner wall looks butt of its both ends and sideslip board 36 both sides, be equipped with spring 8 between one side of sideslip board 36 and the inner wall of square frame 35, the opposite side is connected with tooth board 37, the opening has been seted up on square frame 35, can supply tooth board 37 to carry out relative movement, uncovered 9 has been seted up towards one side of tooth board 37 to cladding frame 7, can supply intermeshing between the tooth board 37 of corresponding department and gear 33.
The springs 8 are provided with a plurality of groups, two groups of springs are used as one group, the lengths of the springs 8 in each group are different, the springs 8 in each group are symmetrically arranged in the middle of the square frame 35, and the number of the sampling units 4 is the same as that of the groups of the springs 8.
The spring 8 length of every group, the elastic coefficient all can be based on the required water production device of transferring and measure the different degree of depth and set up in advance.
According to the pressure formula: p ρ g H, i.e. the pressure is proportional to the water depth, whereas under water, 1 atmosphere can be increased for every 10m increase. At the same time, the pressure generated by the underwater pressure is circumferentially surrounding the object and pressed inwardly.
Therefore, in the adaptive pressure adapter 3 provided in the present embodiment, the acting force between the tooth plate 37 and the square frame 35 has a certain margin, that is, when receiving the pressure under water, the tooth plate 37 can be pressed toward the square frame 35 (mainly because there is air between the traverse plate 36 and the square frame 35, the traverse plate 36 will be compressed under the external pressure condition to move), and the distance that the tooth plate 37 moves can be controlled in cooperation with the reverse elasticity (F ═ kx) and the water depth of the spring 8. In the moving process of the tooth plate 37, the gear 33 can be driven to rotate, the rotating seat 31 can be indirectly driven to rotate, and then a water sample in a deep sea specific distance can be accurately collected.
After the sampling shell 2 is screwed on the rotary seat 31, the sampling shell can rotate along with the rotary seat 31, and the rotary seat 31 can rotate at intervals with the deep sea pressure acting force through the adaptive pressure adapting piece 3.
The bottom of the sampling frame 1 is provided with a lifting piece for controlling the lifting and the falling of the sampling frame. The lifting piece comprises an air pump 22, an air bag 23 and a balancing weight 24, the air pump 22 is connected to the bottom of the sampling shell 2, the output end of the air pump is communicated with one side of the air bag 23, and the balancing weight 24 is arranged at the bottom of the sampling shell 2. The air bag 23 is also provided with an electromagnetic valve for discharging the air in the air bag 23, so that the lifting piece can more accurately control the seawater with the required measuring depth (the air pump 22 and the electromagnetic valve are both required to be connected into a PLC control program for control).
The water sampling device is connected by a long rope to control the position of the water sampling device in the horizontal direction.
The touch switch is connected to the outer wall of the inner side of the limiting plate 13, the contact rod 17 is arranged along the radial direction of the rotating seat 31 on the periphery of the rotating seat 31, the end part of the contact rod 17 is provided with a forking head 18, the end part of the forking head 18 and the end part of the contact rod 17 are respectively equal to the axis of the rotating seat 31, and the contact rod 17 and the forking head 18 can touch the touch switch in the rotating process.
The touch switch is electrically connected with the electric push rod 43, wherein the touch switch is touched once to start the electric push rod 43, and then the touch switch is touched once to close the electric push rod 43, so that the touch switch can be matched with the contact rod 17 with the forking head 18 for use, namely the contact rod 17 contacts and gives a certain pressure to the touch switch in the rotating process along with the rotating base 31 to drive the electric push rod 43 to operate.
It should be noted that the electric push rod of this scheme sets up many grades, and each grade extends certain length and then corresponds the closure of accomplishing one of them valve spare, also sets up the interval time between each grade simultaneously to accomplish the water sample and fully gather.
The sampling shell 2 is provided with a communicating opening 19, the communicating opening 19 and the contact rod 17 are positioned on the same vertical plane, and the size of the communicating opening 19 is matched with the caliber of the collecting cylinder 41.
The middle part of the sampling shell 2 is communicated with the rotary seat 31 and can be accommodated, the rotary seat 31 is provided with an external thread 20, the middle part of the sampling shell 2 is provided with an internal thread 21, and the sampling shell 2 can be screwed and fixed on the rotary seat 31.
Wherein the outer tip of gathering a section of thick bamboo 41 is the arc form for can with the annular periphery looks adaptation of sampling casing 2, gather the mouth and can be gathered the casing and wrap up, play sealed effect, and one of them gather mouthful and sample casing 2 on seted up with the 19 looks adaptations of intercommunication mouth, therefore can supply a collection section of thick bamboo 41 to sample.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and the protection scope must be determined by the scope of the claims.
Claims (8)
1. The utility model provides an ocean section continuous type multiple spot water sampling device which characterized in that: the sampling frame is disc-shaped, the middle part of the sampling frame is vertically communicated, a self-adaptive pressure adapter is arranged on the sampling frame, the self-adaptive pressure adapter can drive the sampling frame to rotate along with the increase of pressure in the submerging process of the sampling frame, a plurality of water sampling units are radially arranged on the sampling frame and are distributed at equal angles in the center of the sampling frame, the sampling frame is always used for sampling and collecting only one water sampling unit in the rotating process, each water sampling unit comprises a collecting cylinder with an open outer end, a valve member and an electric push rod arranged above the collecting cylinder, a containing groove for placing the corresponding collecting cylinder is formed in the sampling frame, the valve members are arranged in a plurality and are arranged at intervals along the axial direction of the collecting cylinder, and each valve member is respectively connected with the output end of the electric push rod through a moving member, the opening and closing of the valve members are controlled under the action of the electric push rod, an independent sampling chamber is formed between every two adjacent valve members, and the sampling chamber is in an open state under a normal state.
2. The ocean profile continuous multi-point water sampling device according to claim 1, wherein: the valve piece includes two semicircular closing plates, connector, and the medial extremity of two closing plates is articulated mutually through hinge, hinge respectively, and cooperation hinge and hinge form one and gather a disc that section of thick bamboo equal area when two closing plates launch, two the top of hinge and hinge all runs through and gathers a section of thick bamboo and extend to its top, and the top of hinge is located the relative top on hinge top, the connector is connected respectively in the top of hinge and is linked to each other, hinged joint's connector top is connected with the linkage piece, is connected with the linkage piece bottom the connector of being connected with the hinge.
3. The ocean profile continuous multi-point water sampling device according to claim 2, wherein: the upper end of the collecting cylinder exposed out of the collecting frame is connected with a U-shaped limiting plate, the inner side end of the limiting plate is provided with a chute, the moving piece comprises a plurality of sliding plates and a first spring which are horizontally arranged, two pushing grooves for accommodating the linkage block are formed on the sliding plates close to the outer side of the collecting cylinder, pushing grooves are formed on the sliding plates close to the inner side of the collecting cylinder, the other sliding plates are provided with a pushing groove, two adjacent sliding plates are connected through a spring I, wherein the sliding plate can drive the hinge shaft and the hinge to rotate reversely through the linkage block in the transverse moving process, the inner side of the electric push rod is connected to the inner wall of the inner side of the limit plate, the output end of the collecting cylinder is connected with the sliding plates close to the inner side of the collecting cylinder, the two sides of each sliding plate are connected with limiting sliding blocks, limiting sliding grooves are horizontally formed in the two sides of each limiting plate, and the limiting sliding blocks are connected to the limiting sliding grooves in a sliding mode.
4. The ocean profile continuous multi-point water sampling device according to claim 3, wherein: the length of the first spring close to the inner side of the collecting cylinder is larger than that of the first spring at the adjacent position at the outer side, the elastic coefficient of the first spring is smaller than that of the first spring at the adjacent position at the outer side, and the distance between the sliding plate close to the inner side of the collecting cylinder and the adjacent sliding plate is larger than that between the two adjacent sliding plates at the opposite outer sides.
5. The ocean profile continuous multi-point water sampling device according to claim 1, wherein: the adaptive pressure adapter comprises a rotating seat, a rotating shaft, a gear and a U-shaped supporting rod, wherein the bottom of the rotating seat is connected with the rotating shaft, the gear is sleeved at the lower part of the rotating shaft, one end of the U-shaped supporting rod is connected with the bottom of the sampling frame, the other end of the U-shaped supporting rod is positioned in the middle of the sampling frame, the lower end of the rotating shaft is pivoted on the U-shaped supporting rod, the end part of the U-shaped supporting rod is further connected with a coating frame which surrounds the gear, the rotating seat is disc-shaped, the periphery of the rotating seat is close to the hollow part of the sampling frame, the adaptive pressure adapter further comprises a hollow square frame, a transverse moving plate and a tooth plate with teeth arranged on one side, the square frame is fixedly arranged at the bottom of the sampling frame, the transverse moving plate is arranged in the square frame, two ends of the transverse moving plate are abutted against the inner walls on two sides of the transverse, the opening has been seted up on square frame, can supply the tooth dental lamina to stretch into and carry out relative movement, the cladding frame has been seted up uncovered towards one side of tooth dental lamina, can supply intermeshing between the tooth dental lamina and the gear of corresponding department, spring two is equipped with many, and uses two to be a set of, and the length between every group spring two is all inequality, and spring two in every group is with the middle part symmetrical arrangement of square frame, the quantity of adopting the water unit is the same with the group number of spring two.
6. The ocean profile continuous multi-point water sampling device according to claim 1, wherein: the sampling frame is characterized by further comprising a touch switch electrically connected with the electric push rod, the touch switch can be triggered in the rotating process of the sampling frame, the touch switch is connected to the outer wall of the inner side of the limiting plate, a contact rod is arranged on the periphery of the rotating seat along the radial direction of the rotating seat, a bifurcate head is arranged at the end part of the contact rod, the end part of the bifurcate head is equal to the end part of the contact rod respectively away from the axis of the rotating seat, and the contact rod and the bifurcate head can touch the touch switch in the rotating process.
7. The ocean profile continuous multi-point water sampling device according to claim 6, wherein: the sampling shell is provided with a communicating opening, the communicating opening and the contact rod are located on the same vertical plane, and the size of the communicating opening is matched with the caliber of the collecting cylinder.
8. The ocean profile continuous multi-point water sampling device according to claim 6, wherein: the sampling shell middle part link up, can the holding roating seat, the external screw thread has been seted up on the roating seat, sampling shell middle part is seted up there is the internal thread, and the sampling shell can close soon to be fixed in on the roating seat.
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| CN113532955A (en) * | 2021-09-17 | 2021-10-22 | 江苏永吉消防科技有限公司 | Deep water sampling device for water quality monitoring |
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| CN114235497A (en) * | 2022-02-24 | 2022-03-25 | 徐州德慧信息科技有限公司 | Water pollution sampling device |
| CN114274718A (en) * | 2021-12-29 | 2022-04-05 | 黄奇铭 | Gas concentration detection device and detection method |
| CN115931445A (en) * | 2022-12-28 | 2023-04-07 | 广东海洋大学 | Seawater collecting equipment |
| CN117129283A (en) * | 2023-10-26 | 2023-11-28 | 长岛国家海洋公园管理中心(庙岛群岛海豹省级自然保护区管理中心) | Underwater sampling device based on marine ecological restoration |
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| CN115931445A (en) * | 2022-12-28 | 2023-04-07 | 广东海洋大学 | Seawater collecting equipment |
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| CN117129283A (en) * | 2023-10-26 | 2023-11-28 | 长岛国家海洋公园管理中心(庙岛群岛海豹省级自然保护区管理中心) | Underwater sampling device based on marine ecological restoration |
| CN117129283B (en) * | 2023-10-26 | 2023-12-26 | 长岛国家海洋公园管理中心(庙岛群岛海豹省级自然保护区管理中心) | Underwater sampling device based on marine ecological restoration |
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