CN219416866U

CN219416866U - Lake sediment depth setting sampling device

Info

Publication number: CN219416866U
Application number: CN202320447814.4U
Authority: CN
Inventors: 张豆; 许凤剑
Original assignee: Anhui Zhiyuan Environmental Remediation Co ltd
Current assignee: Anhui Zhiyuan Environmental Remediation Co ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-07-25
Anticipated expiration: 2033-03-10

Abstract

The utility model discloses a fixed-depth sampling device for lake sediment, which relates to the technical field of lake sediment collection, and particularly comprises a base and a sampling structure, wherein the middle part of the top of the base is provided with a retraction structure, the retraction structure comprises a winding drum, a steel wire rope wound on the outer surface of the winding drum and a rotating shaft fixedly connected with the middle part of the end part of the winding drum, the rotating shaft is movably connected with the base, the middle part of the bottom of the base is provided with a depth measuring structure, and one side of the top of the base is provided with a transverse moving structure. According to the lake sediment depth-fixing sampling device, the number of sampling bottles can be increased or decreased according to the requirements through the arrangement of sampling tubes, namely, the device can control the number of sampled samples according to the requirements, and the applicability of the device is improved; through the setting of water pump and sample bottle, the work of water pump can be to the water pump to the intracavity of piston cylinder, makes the piston cylinder can drive the sample cover and remove to the sample position, is convenient for sample.

Description

Lake sediment depth setting sampling device

Technical Field

The present utility model relates toLake sedimentThe technical field of acquisition, in particular to a lake sediment depth-fixing sampling device.

Background

Currently, the treatment of polluted ponds and lakes is getting more and more attention, and in the treatment process of sewage-receiving ponds and lakes, the sampling and investigation of bottom mud are indispensable. Among the prior art, patent application number CN 202121744373.1's that authorizes has proposed a sampling sampler of environment water sample bed mud, including the sampling tube, the lower extreme fixedly connected with shape of sampling tube is conical drill bit, the upper end fixedly connected with connecting rod of sampling tube, the upper end both sides symmetrical connection of connecting rod has the handle, the inside of sampling tube is opened there is a plurality of chamber of accomodating, and the collection box that is used for holding the bed mud sample has been placed to the inside of every chamber of accomodating, and every chamber of accomodating's top just is located the lateral wall of sampling tube and rotates and be connected with shovel appearance lid, shovel appearance lid opens and shuts through actuating mechanism.

When the scheme is used, the length of the connecting rod connected with the sampling tube is fixed, so that the depth of the sampling tube inserted into the bottom mud is fixed, the sampler can only take the bottom mud with specific depth each time, the sampling tube can only take samples with one depth each time, and the requirement of taking the bottom mud with different depths at one time is not met.

Disclosure of Invention

The utility model provides a lake sediment depth-fixing sampling device, which solves the problems that the sampling depth is fixed and the requirement of taking sediment with different depths at one time is not met in the background technology.

The utility model provides the following technical scheme: a lake sediment depth-fixing sampling device is provided with a collecting and releasing structure and a sampling structure, wherein a sampling pipe in the collecting and releasing structure can be in contact with sediment, and the sampling pipe comprises a plurality of sampling bottles, so that the device can take a plurality of sediment samples, the depth of the sampling pipe in the sediment can be changed, and the device can take the sediment with different depths.

The utility model provides a lake bed mud depth setting sampling device, includes base and sampling structure, the middle part at base top is equipped with receive and releases the structure, receive and release the structure including reel, winding wire rope at the reel surface and with reel tip middle part fixed connection's pivot, pivot and base swing joint, the middle part of base bottom is equipped with the depth measurement structure, one side at base top is equipped with sideslip structure, the middle part fixedly connected with position sleeve of this side of base, the sideslip structure includes the movable block, wire rope's the other end and the middle part of movable block and the equal swing joint of middle part of position sleeve, wire rope's bottom fixedly connected with sampling structure, the depth measurement structure includes rotation motor one with rotation motor one output shaft end fixed connection's fixed plate and with fixed plate other end bottom fixed connection's depth finder;

the utility model discloses a sampling structure, including the balancing weight of wire rope bottom fixed connection, the top fixedly connected with handle and the water pump of balancing weight, the one end of balancing weight bottom is through electric telescopic handle threaded connection has the sampling tube, the sampling tube passes through telescopic tube connection with the delivery port of water pump, the sampling tube includes the sample bottle, the top fixedly connected with screw thread post of sample bottle, the middle part fixedly connected with of sample bottle bottom and the sample connection of screw thread post adaptation, the top swing joint of sample bottle inner chamber has a piston cylinder, the bottom fixedly connected with sample cover of the piston cylinder other end, one side of sample bottle is equipped with the water course with telescopic tube adaptation, the top fixedly connected with connecting pipe of water course, the other end and the inner chamber swing joint of piston cylinder of connecting pipe, just the piston cylinder passes through spring coupling with the other end of connecting pipe.

Preferably, the outer lane activity of pivot has cup jointed the backup pad, the bottom and the base fixed connection of backup pad, the pivot is ferromagnetic material, the middle part fixedly connected with electro-magnet at backup pad top.

Preferably, scale marks are arranged on the outer surface of the steel wire rope.

Preferably, the sideslip structure includes the locating lever with movable block swing joint and with movable block threaded connection's lead screw, the tip movable sleeve of lead screw has cup jointed the support column, the tip and the support column fixed connection of locating lever, one the tip fixedly connected with rotation motor two of support column, rotation motor two's output shaft end and the middle part fixed connection of lead screw one end.

Preferably, both ends at the top of the moving block and the locating sleeve are movably connected with rollers, and the steel wire rope is in contact with the rollers.

Preferably, one end of the connecting pipe, which is close to the water channel, is provided with an electric ball valve, an outer ring at the other end of the connecting pipe is fixedly connected with a piston ring, and the inner surface of the piston cylinder is in contact with the piston ring.

Preferably, the bottom threaded connection of sampling tube has the pointed cone, the middle part of electric telescopic handle bottom is equipped with the screw hole with the screw thread post adaptation.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the lake sediment depth-fixing sampling device, the number of sampling bottles can be increased or decreased according to the requirements through the arrangement of sampling tubes, namely, the device can control the number of sampled samples according to the requirements, and the applicability of the device is improved; through the setting of water pump and sample bottle, the work of water pump can be to the water pump to the intracavity of piston cylinder, makes the piston cylinder can drive the sample cover and remove to the sample position, is convenient for sample.

2. The lake sediment depth-fixing sampling device can measure the depth of lake water at a sampling position through the arrangement of the depth measurement structure, so that the receiving and releasing structure can control the position of the balancing weight, and further the device can sample at fixed depth, and the sampling effect is improved.

Drawings

FIG. 1 is a schematic diagram of the front of the structure of the present utility model;

FIG. 2 is a schematic view of the bottom of the base of the present utility model;

FIG. 3 is an enlarged schematic view of the positioning sleeve according to the present utility model;

FIG. 4 is an exploded view of a traversing structure of the present utility model;

FIG. 5 is a schematic diagram of a sampling structure according to the present utility model;

FIG. 6 is a schematic cross-sectional view of a sample bottle of the present utility model.

In the figure: 1. a base; 2. a power supply; 3. a support plate; 4. rotating a motor III; 5. a rotating shaft; 6. a reel; 7. a wire rope; 9. a positioning sleeve; 10. rotating a first motor; 11. balancing weight; 12. a handle; 13. sampling bottle; 14. a sampling sleeve; 15. a piston cylinder; 16. a pointed cone; 17. a roller; 18. a fixed rod; 19. a fixing plate; 20. a depth finder; 21. a telescopic tube; 22. an electric telescopic rod; 23. a water pump; 24. a threaded column; 25. a sampling port; 26. a water channel; 27. a connecting pipe; 28. an electric ball valve; 29. a spring; 30. piston rings; 31. a support column; 32. a positioning rod; 33. rotating a second motor; 34. a moving block; 35. an electromagnet; 36. and a screw rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 5 and 6, the utility model provides a device for sampling bottom mud of a lake, which comprises a sampling structure for sampling, wherein the sampling structure comprises a balancing weight 11, the balancing weight 11 is used for increasing the weight of the sampling structure, the sampling structure can vertically move downwards in lake water, and in order to reduce the resistance of the balancing weight 11 in water, a water permeable hole is formed in the balancing weight 11.

One side fixedly connected with of balancing weight 11 top is convenient for remove balancing weight 11 handle 12 and can pump water pump 23 in lake aquatic, and the bottom of balancing weight 11 other end is inlayed and is had electric telescopic handle 22, and the middle part of electric telescopic handle 22 bottom is equipped with the screw hole, and electric telescopic handle 22 has the sampling tube through this screw hole threaded connection, and electric telescopic handle 22's flexible height that can change the sampling tube makes the device sample the foundation soil of different degree of depth.

The sampling tube includes sampling bottle 13, and the middle part at sampling bottle 13 top is equipped with the screw thread post 24 with the screw hole adaptation, and the middle part at sampling bottle 13 bottom is equipped with sampling port 25, and the inner wall of sampling port 25 be equipped with the internal thread of screw thread post 24 adaptation, so set up, the quantity of sampling bottle 13 can increase and decrease according to the demand in the sampling tube, improves sampling structure's suitability.

One side of the sampling bottle 13 is provided with a water channel 26, the inner cavities of the water channels 26 in the two sampling bottles 13 in threaded connection are in a communicating state, the top of the sampling tube is fixedly connected with a telescopic tube 21, one end of the telescopic tube 21 is communicated with the inner cavity of the water channel 26, the other end of the telescopic tube 21 is fixedly connected with a water outlet of a water pump 23, in one embodiment of the application, the telescopic tube 21 is a corrugated tube, and the water pump 23 can pump water into the inner cavity of the water channel 26 through the arrangement of the telescopic tube 21.

One end of the water channel 26, which is close to the threaded column 24, is fixedly connected with a connecting pipe 27, the outer surface of the other end of the connecting pipe 27 is fixedly connected with a piston ring 30 made of rubber, the outer surface of the piston ring 30 is movably sleeved with a piston cylinder 15, one side of the piston cylinder 15, which is close to the water channel 26, is uniformly and fixedly connected with a spring 29, the other end of the spring 29 is fixedly connected with the piston ring 30, and one end of the connecting pipe 27, which is close to the water channel 26, is provided with an electric ball valve 28.

As can be seen from the above description, when water in the waterway 26 enters the connecting tube 27, the water in the connecting tube 27 presses the piston cylinder 15 outwardly, so that the piston cylinder 15 can be far from the waterway 26.

The middle part of sample bottle 13 is equipped with the recess, and piston cylinder 15 and the top swing joint of recess inner chamber, and the bottom fixedly connected with sample cover 14 of the one end of water course 26 is kept away from to piston cylinder 15, and the bottom of sample cover 14 flushes with the bottom of recess inner chamber, and when sample cover 14 is located the inner chamber of recess, the inner chamber of sample cover 14 communicates with the inner chamber of sampling port 25, and the sample in the sample cover 14 can take out through sampling port 25.

As can be seen from the above description, the movement of the piston cylinder 15 can drive the sampling sleeve 14 to move, and the sampling sleeve 14 can move to the outer side of the sampling tube to realize the sampling function.

The bottom fixedly connected with pointed cone 16 of sampling tube, through the setting of pointed cone 16, the sampling tube of being convenient for removes in the bed mud, reduces the destruction of sampling tube to bed mud layered structure.

Referring to fig. 1 to 4, the lake sediment depth-fixing sampling device further comprises a base 1, wherein a collecting and releasing structure is arranged in the middle of the top of the base 1 and connected with a sampling structure, and the collecting and releasing structure is used for controlling the depth of the sampling structure in a lake so that the sampling structure can sample.

The sampling structure includes reel 6, the equal fixedly connected with pivot 5 in middle part at reel 6 both ends, the backup pad 3 has been cup jointed in the outer lane activity of pivot 5, the bottom and the base 1 fixed connection of backup pad 3, pivot 5 is ferromagnetic material, the middle part fixedly connected with electro-magnet 35 at backup pad 3 top, when energizing electro-magnet 35, electro-magnet 35 can magnetically inhale mutually with pivot 5, the fixed in position of pivot 5, and then make the fixed in position of reel 6, in one embodiment of this application, the material of pivot 5 is metallic iron.

In an embodiment of the present application, the rotating shaft 5 is driven to rotate by the rotating motor three 4, the rotating motor three 4 is fixedly connected with the outer side of the top end of the supporting plate 3, the tail end of the output shaft of the rotating motor three 4 is connected with the rotating shaft 5 through a speed reducer, and the rotating of the rotating motor three 4 can drive the winding drum 6 to rotate.

The surface of reel 6 and the one end fixed connection of wire rope 7, and wire rope 7 twines on reel 6, and the middle part fixed connection at wire rope 7's the other end and balancing weight 11 top is equipped with the scale mark in one side of wire rope 7, and the user of being convenient for knows the downshifting degree of sampling structure.

The middle part at the top of the base 1 is provided with a depth measurement structure for measuring the depth of lake water, and after a user connects the depth of the water at the sampling part Hu Bo, the downward movement depth of the sampling structure can be controlled, so that the device achieves the purpose of fixed-depth sampling.

The depth measuring structure comprises a rotary motor 10, a fixed rod 18, a fixed plate 19 and a depth measuring instrument 20.

The dead lever 18 and the middle part swing joint of base 1, the bottom of dead lever 18 and the top fixed connection of fixed plate 19 one end, the bottom fixedly connected with depth finder 20 of the other end of fixed plate 19, the middle part fixed connection at the top of rotating motor one 10 and base 1, the output shaft end of rotating motor one 10 passes through the middle part fixed connection at reduction gear and dead lever 18 top, before the device was used, depth finder 20 can remove to waiting directly over the sample position under rotating motor one 10's effect, during the device was used, depth finder 20 removed to the side of sampling structure under rotating motor one 10's effect, the removal of sampling structure can not be influenced to the degree of depth measurement structure.

In one embodiment of the present application, the depth finder 20 is an echo depth finder.

One side fixedly connected with power 2 at base 1 top, power 2 are used for supplying power with the electrical components that base 1 is connected, and sampling structure is from taking the power equally, and sampling structure's power is located the inner chamber of balancing weight 11, and the kind of power is selected according to the demand to the skilled person in the art.

The opposite side at base 1 top is equipped with sideslip structure, sideslip structure includes movable block 34, with movable block 34 swing joint's locating lever 32 and with movable block 34 threaded connection's lead screw 36, the tip activity of lead screw 36 has cup jointed support column 31, the tip and the support column 31 fixed connection of locating lever 32, the tip fixedly connected with rotation motor two 33 of a support column 31, rotation motor two's 33 output shaft end and the middle part fixed connection of lead screw 36 one end, the middle part of movable block 34 is equipped with the through-hole with wire rope 7 adaptation, the equal swing joint in both ends at movable block 34 top has gyro wheel 17, gyro wheel 17 and wire rope 7 contact.

As can be seen from the above description, the rotation of the second rotating motor 33 can drive the screw rod 36 fixedly connected with the second rotating motor to rotate, and the screw rod 36 can drive the wire rope 7 to move in the direction of the screw rod 36 through the moving block 34, so that the wire rope 7 is wound on the winding drum.

The middle part fixedly connected with locating sleeve 9 of this side of base 1, the middle part of locating sleeve 9 is equipped with the through-hole with wire rope 7 adaptation equally, and when the device was used, wire rope 7 was located the inner chamber of through-hole, and the both ends at locating sleeve 9 top have the reel that contacts with wire rope 7 equally swing joint. The locating sleeve 9 in the application is used for locating the steel wire rope 7, so that the steel wire rope 7 moves in the vertical direction, and the movement of the sampling structure is facilitated.

All the electrical components related in the application are in the prior art, the connection mode is known to the person skilled in the art, all the electrical components in the application are connected with the power supply matched with the electrical components through wires by the person skilled in the art, and a proper controller is selected according to actual conditions so as to meet control requirements, specific connection and control sequences are described below, the electrical connection is completed through the sequence of operation among the electrical components, the detailed connection means are known in the art, the working principle and the process are mainly described below, and the electrical control is not described.

Examples: when the lake sediment depth-fixing sampling device is used, the base 1 is connected with a device capable of achieving lifting, in the embodiment, the device capable of achieving lifting is a hydraulic rod, the other end of the hydraulic rod is fixed with a ship body capable of moving in a sampling lake, the rotating motor 10 drives the fixing plate 19 to rotate, the fixing plate 19 drives the depth gauge 20 to rotate until the depth gauge 20 is located below a traversing structure, the ship body drives the device to move until the depth gauge 20 is located above a part to be sampled, the hydraulic rod stretches until a transducer of the depth gauge 20 contacts with the water surface, and the depth gauge 20 can measure the depth of the lake.

The first rotating motor 10 reversely rotates, the first rotating motor 10 drives the depth measuring instrument 20 to reset, a user places the sampling structure into water, at the moment, the top of the balancing weight 11 is flush with the bottom of the depth measuring instrument 20, the third rotating motor 4 rotates, the third rotating motor 4 drives the winding drum 6 to rotate, the steel wire rope 7 is separated from the winding drum 6 along with the rotation of the winding drum 6, the sampling structure moves under the action of gravity, the user can judge the depth of the sampling structure in water through scales on the steel wire rope 7, when the bottom of the sampling tube is in contact with bottom mud, the electromagnet 35 is in an electrified state, the third rotating motor 4 stops working, the position of the rotating shaft 5 is fixed, the length of the steel wire rope 7 is unchanged, and the position of the balancing weight 11 is unchanged.

During sampling, the electric telescopic rod 22 stretches, the electric telescopic rod 22 drives the sampling pipe to be inserted into the bottom mud, when the sampling bottle 13 moves to a sampling position, the electric ball valve 28 in the sampling bottle 13 works, the inner cavity of the connecting pipe 27 is communicated with the inner cavity of the water channel 26, the water pump 23 works, the water pump 23 pumps water into the inner cavity of the piston cylinder 15 of the sampling bottle 13, the piston cylinder 15 drives the sampling sleeve 14 to move outwards until the sampling sleeve 14 is separated from the groove, the water pump 23 stops working, at the moment, the inner cavity of the connecting pipe 27 and the inner cavity of the water channel 26 are in a disconnected state by the operation of the electric ball valve 28, the position of the sampling sleeve 14 is kept unchanged, the electric telescopic rod 22 stretches, the electric telescopic rod 22 drives the sampling sleeve 14 to move downwards to realize sampling, after sampling, the inner cavity of the connecting pipe 27 is communicated with the inner cavity of the water channel 26, the rebound force of the spring 29 enables the piston cylinder 15 to reset, the piston cylinder 15 drives the sampling sleeve 14 to reset, and the sampling sleeve 14 drives the bottom mud to move into the inner cavity of the groove to realize sampling.

Standard parts used in the present utility model can be purchased from the market, the special-shaped parts can be customized according to the descriptions of the specification and the drawings, the specific connection modes of the parts are conventional means such as bolts, rivets, welding and the like which are mature in the prior art, and the machines, the parts and the equipment are conventional models in the prior art, so that details which are not described in detail in the specification belong to the prior art which is well known to the person skilled in the art, and although the embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made in these embodiments without departing from the principle and spirit of the present utility model, and the scope of the present utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a lake bed mud depth setting sampling device, includes base (1) and sampling structure, its characterized in that: the device is characterized in that a winding and unwinding structure is arranged in the middle of the top of the base (1), the winding and unwinding structure comprises a winding drum (6), a steel wire rope (7) wound on the outer surface of the winding drum (6) and a rotating shaft (5) fixedly connected with the middle of the end part of the winding drum (6), the rotating shaft (5) is movably connected with the base (1), a depth measuring structure is arranged in the middle of the bottom of the base (1), a traversing structure is arranged on one side of the top of the base (1), a positioning sleeve (9) is fixedly connected with the middle of the side of the base (1), the traversing structure comprises a moving block (34), the other end of the steel wire rope (7) is movably connected with the middle of the moving block (34) and the middle of the positioning sleeve (9), a sampling structure is fixedly connected with the bottom of the steel wire rope (7), and the depth measuring structure comprises a rotating motor I (10) fixedly connected with the middle of the rotating motor I (10), a fixing plate (19) fixedly connected with the tail end of an output shaft and a depth measuring instrument (20) fixedly connected with the bottom of the other end of the fixing plate (19);

the utility model provides a sample structure includes balancing weight (11) with wire rope (7) bottom fixed connection, the top fixedly connected with handle (12) and water pump (23) of balancing weight (11), the one end of balancing weight (11) bottom is through electric telescopic handle (22) threaded connection sampling tube, the delivery port of sampling tube and water pump (23) is through flexible pipe (21) connection, the sampling tube includes sample bottle (13), the top fixedly connected with screw post (24) of sample bottle (13), the middle part fixedly connected with and screw post (24) adaptation sample mouth (25) of sample bottle (13) bottom, the top swing joint of sample bottle (13) inner chamber has piston cylinder (15), the bottom fixedly connected with sample cover (14) of piston cylinder (15) other end, one side of sample bottle (13) is equipped with water course (26) with flexible pipe (21) adaptation, the top fixedly connected with connecting pipe (27) of water course (26), the other end of connecting pipe (27) and the inner chamber swing joint of piston cylinder (15), just piston cylinder (15) and connecting pipe (27) pass through spring (29).

2. The lake sediment depth sampling device of claim 1, wherein: the outer ring of the rotating shaft (5) is movably sleeved with the supporting plate (3), the bottom end of the supporting plate (3) is fixedly connected with the base (1), the rotating shaft (5) is made of ferromagnetic materials, and an electromagnet (35) is fixedly connected with the middle of the top of the supporting plate (3).

3. The lake sediment depth sampling device of claim 1, wherein: the outer surface of the steel wire rope (7) is provided with scale marks.

4. The lake sediment depth sampling device of claim 1, wherein: the transverse moving structure comprises a positioning rod (32) movably connected with the moving block (34) and a screw rod (36) in threaded connection with the moving block (34), a support column (31) is movably sleeved at the end part of the screw rod (36), the end part of the positioning rod (32) is fixedly connected with the support column (31), a rotary motor II (33) is fixedly connected with the end part of the support column (31), and the tail end of an output shaft of the rotary motor II (33) is fixedly connected with the middle part of one end of the screw rod (36).

5. The lake sediment depth sampling device of claim 1, wherein: two ends of the tops of the moving block (34) and the locating sleeve (9) are movably connected with rollers (17), and the steel wire rope (7) is in contact with the rollers (17).

6. The lake sediment depth sampling device of claim 1, wherein: one end of the connecting pipe (27) close to the water channel (26) is provided with an electric ball valve (28), an outer ring at the other end of the connecting pipe (27) is fixedly connected with a piston ring (30), and the inner surface of the piston cylinder (15) is in contact with the piston ring (30).

7. The lake sediment depth sampling device of claim 1, wherein: the bottom threaded connection of sampling tube has pointed cone (16), the middle part of electric telescopic handle (22) bottom is equipped with the screw hole with screw post (24) adaptation.