CN219657229U

CN219657229U - Heavy metal sampling device in deposit

Info

Publication number: CN219657229U
Application number: CN202320682455.0U
Authority: CN
Inventors: 刘畅; 郭一冰; 孙书晶; 李艳红
Original assignee: Liu Chang International Co Ltd
Current assignee: Liu Chang International Co Ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-09-08
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses a heavy metal sampling device in sediment, which belongs to the technical field of sampling devices and is characterized by comprising a tank body and a sealing cover, wherein the sealing cover is in threaded connection with the top of the tank body, a sampling mechanism for sampling heavy metal is arranged at the top of the sealing cover, a cleaning component for cleaning the inner wall of the tank body is arranged at the bottom of the tank body, when the heavy metal sampling device is used, a sample is poured into the tank body, the sealing cover is closed, sediment precipitation is waited, a pressing plate is pressed down, a lifting rod is then lowered along the sealing cover, a collecting frame is lowered, the collecting frame enters the sediment, the sediment enters the collecting frame, the pressing plate is pulled up, the collecting frame is separated from the water surface, the sealing cover is unscrewed to take out the sediment in the collecting frame, the cleaning component can clean the inner wall of the tank body, the sediment is prevented from adhering to the inner wall of the tank body, and the cleanliness of the tank body is improved.

Description

Heavy metal sampling device in deposit

Technical Field

The utility model relates to the technical field of sampling devices, in particular to a heavy metal sampling device in sediment.

Background

Heavy metals, which are metals with a density of greater than 4.5g/cm3, including gold, silver, copper, iron, mercury, lead, cadmium, etc., require multiple acquisitions of water and sediment from a region when the region is inspected, and then carry the sample back to the laboratory, and then perform experimental comparison to know where the pollution is severe.

The current announcements are: the Chinese patent of CN 206930472U discloses a sediment sampling device, when the original columnar sediment sampling device of shallow water is used, the sampling device is mostly a sampling instrument with larger volume, the structure is complex, the carrying of inconvenient personnel is also complex, the operation is complex, the working period is increased, the working efficiency is reduced, and the sediment sampling device comprises: the device comprises an outer sleeve, an isolation rotary drum and a sediment sampling tube, wherein the isolation rotary drum is arranged in the tube of the outer sleeve, the sediment sampling tube is arranged in the tube of the isolation rotary drum, a lifting rod is connected to the center of the sediment sampling tube, the end part of the lifting rod is connected with a lifting handle, an annular groove is formed in the annular surface of the top end of the outer sleeve, a sleeve cover is inserted into the annular groove, and the inner cambered surface of the bottom of the outer sleeve is connected with a drill bit through a threaded structure.

While this patent can be used for shallow water sediment collection during use, direct sediment sampling would be difficult because the water is flowing, sediment sampling efficiency would be reduced, and water would need to be removed from the vessel, then sediment deposited, and then sampled again.

Disclosure of Invention

1. Technical problem to be solved

The utility model provides a heavy metal sampling device in sediment, which aims to solve the problems that when the existing heavy metal sampling device in sediment is used for sampling sediment, because water flows, the direct sampling of the sediment is difficult, and the sampling efficiency of the sediment is reduced.

2. Technical proposal

The utility model discloses a heavy metal sampling device in sediment, which comprises a tank body and a sealing cover, wherein the sealing cover is in threaded connection with the top of the tank body;

the sampling mechanism comprises a cylinder, a baffle, a lifting rod, a lower pressing plate and a collecting frame, wherein the cylinder is welded at the top of the sealing cover, the baffle is welded at the top end of the inner wall of the cylinder, the lifting rod is slidably connected to the inside of the baffle, the lower pressing plate is welded at the top of the lifting rod, the collecting frame is welded on the outer wall of the bottom end of the lifting rod, and one end of the lifting rod penetrates through the sealing cover and is slidably connected with the sealing cover.

In order to facilitate cleaning of the inner wall of the tank body, the cleaning assembly comprises a connecting rod, a supporting plate, a motor and a scraping plate, wherein the connecting rod is circumferentially distributed at the bottom of the tank body, the supporting plate is welded at the bottom of the connecting rod, the motor is bolted to the top of the supporting plate, the scraping plate is bolted to the output end of the motor, and the output end of the motor penetrates through the bottom of the tank body and is rotationally connected with the tank body.

In order to enable the lifting rod to drive sediment to rebound automatically, the heavy metal sampling device in sediment is preferable in the utility model, a limiting plate is welded on the outer wall of the lifting rod, a spring is welded at the bottom of the limiting plate, the bottom of the spring is welded with the top of the sealing cover, and the side wall of the limiting plate is tightly attached to the inner wall of the cylinder.

In order to prevent the spring from driving the lifting rod to shake, the heavy metal sampling device in the sediment is preferable in the utility model, the bottom of the baffle is bonded with a magnet, and the limiting plate is made of iron and is magnetically attracted and connected with the magnet.

In order to prevent the spring from bending around when the spring is contracted, as a preferable heavy metal sampling device in sediment, a guide post is welded at the bottom of the baffle plate, and one end of the guide post penetrates through the limiting plate and is in sliding connection with the limiting plate.

In order to prevent the tank from falling down when the lifting rod is pressed down, as a sediment heavy metal sampling device, preferably, a plurality of supporting legs for increasing the stability of the tank are circumferentially distributed at the bottom of the tank, and sucking discs are adhered to the bottoms of the supporting legs.

In order to facilitate the collection frame to descend into the sediment, as a heavy metal sampling device in the sediment of the present utility model, preferably, the bottom of the collection frame is provided with a tapered portion, and the inner wall of the tapered portion is in threaded connection with the bottom of the lifting rod.

3. Advantageous effects

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

this heavy metal sampling device in deposit, through setting up the jar body, sealed lid, sampling mechanism, cleaning element, the drum, the baffle, the lifter, holding down plate and collection frame, pour the sample into the inside of jar body when using, then close sealed lid, wait for deposit to deposit next, then lower holding down plate, then the lifter will descend along sealed lid, then the collection frame also can follow and descend, then the inside of collection frame entering deposit, then the deposit gets into the inside of collection frame, then pull up the holding down plate, make the collection frame break away from the surface of water, then unscrew sealed lid and take out the deposit of collection frame inside, cleaning element can clear up the inside of jar body afterwards, prevent that the deposit from adhering to on the inner wall of jar body, the cleanliness factor of jar body has been increased.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is a left side view of the present utility model;

FIG. 3 is a perspective cross-sectional view of the utility model at A-A in FIG. 2;

FIG. 4 is an enlarged view of the utility model at A in FIG. 3;

fig. 5 is an enlarged view of the present utility model at B in fig. 3.

The reference numerals in the figures illustrate:

1. a tank body; 2. sealing cover; 3. a sampling mechanism; 4. cleaning the assembly; 5. a limiting plate; 6. a spring; 7. a magnet; 8. a guide post; 9. support legs; 10. a suction cup; 11. a tapered portion; 301. a cylinder; 302. a baffle; 303. a lifting rod; 304. a lower pressing plate; 305. a collection frame; 401. a connecting rod; 402. a support plate; 403. a motor; 404. a scraper.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-5, the present utility model provides the following technical solutions: the heavy metal sampling device in the sediment comprises a tank body 1 and a sealing cover 2, wherein the sealing cover 2 is in threaded connection with the top of the tank body 1, a sampling mechanism 3 for sampling heavy metal is arranged at the top of the sealing cover 2, and a cleaning component 4 for cleaning the inner wall of the tank body 1 is arranged at the bottom of the tank body 1;

the sampling mechanism 3 comprises a cylinder 301, a baffle 302, a lifting rod 303, a lower pressing plate 304 and a collecting frame 305, wherein the cylinder 301 is welded at the top of the sealing cover 2, the baffle 302 is welded at the top end of the inner wall of the cylinder 301, the lifting rod 303 is connected inside the baffle 302 in a sliding mode, the lower pressing plate 304 is welded at the top of the lifting rod 303, the collecting frame 305 is welded on the outer wall of the bottom end of the lifting rod 303, and one end of the lifting rod 303 penetrates through the sealing cover 2 and is connected with the sealing cover 2 in a sliding mode.

In this embodiment: by providing the can 1, the sealing cover 2, the sampling mechanism 3, the cleaning assembly 4, the cylinder 301, the baffle 302, the lifting rod 303, the lower pressure plate 304 and the collection frame 305, in use, a sample is poured into the can 1, then the sealing cover 2 is closed, then sediment is waited to be deposited, then the lower pressure plate 304 is pressed down, then the lifting rod 303 descends along the sealing cover 2, then the collection frame 305 descends, then the collection frame 305 enters the sediment, then the sediment enters the collection frame 305, then the lower pressure plate 304 is pulled up, the collection frame 305 is separated from the water surface, then the sealing cover 2 is unscrewed to take out the sediment in the collection frame 305, then the cleaning assembly 4 can clean the interior of the can 1, the sediment is prevented from being attached to the inner wall of the can 1, and the cleanliness of the can 1 is improved.

As a technical optimization scheme of the utility model, the cleaning assembly 4 comprises a connecting rod 401, a supporting plate 402, a motor 403 and a scraping plate 404, wherein the connecting rod 401 is circumferentially distributed at the bottom of the tank body 1, the supporting plate 402 is welded at the bottom of the connecting rod 401, the motor 403 is bolted at the top of the supporting plate 402, the scraping plate 404 is bolted at the output end of the motor 403, and the output end of the motor 403 penetrates through the bottom of the tank body 1 and is rotationally connected with the tank body 1.

In this embodiment: through setting up connecting rod 401, backup pad 402, motor 403 and scraper blade 404, after the sampling finishes, can start motor 403, motor 403 drives the scraper blade 404 rotation, clears up jar inner wall of body 1, has increased jar cleanliness factor of body 1.

As a technical optimization scheme of the utility model, a limiting plate 5 is welded on the outer wall of a lifting rod 303, a spring 6 is welded at the bottom of the limiting plate 5, the bottom of the spring 6 is welded with the top of a sealing cover 2, and the side wall of the limiting plate 5 is tightly attached to the inner side wall of a cylinder 301.

In this embodiment: through setting up limiting plate 5 and spring 6, when the deposit gets into the inside of collecting frame 305, can loosen holding down plate 304, make lifter 303 can rebound fast, saved the manpower.

As a technical optimization scheme of the utility model, the magnet 7 is adhered to the bottom of the baffle 302, and the limiting plate 5 is made of iron and is magnetically connected with the magnet 7.

In this embodiment: by providing the magnet 7, the lifter 303 can be prevented from rocking due to the elastic force of the spring 6 when the lifter 303 rebounds rapidly.

As a technical optimization scheme of the utility model, a guide post 8 is welded at the bottom of the baffle 302, and one end of the guide post 8 penetrates through the limiting plate 5 and is in sliding connection with the limiting plate 5.

In this embodiment: through setting up guide post 8, can prevent that spring 6 from buckling all around when spring 6 contracts, increased spring 6's life.

As a technical optimization scheme of the utility model, a plurality of supporting legs 9 for increasing the stability of the tank body 1 are circumferentially distributed at the bottom of the tank body 1, and sucking discs 10 are adhered to the bottoms of the supporting legs 9.

In this embodiment: through setting up supporting leg 9 and sucking disc 10, can prevent that jar body 1 atress inequality from leading to jar body 1 to fall down when exerting force to holding down plate 304, increased jar body 1's stability.

As a technical optimization scheme of the utility model, the bottom of the collecting frame 305 is provided with a conical part 11, and the inner wall of the conical part 11 is in threaded connection with the bottom of the lifting rod 303.

In this embodiment: by providing the tapered portion 11, the collection frame 305 can be quickly brought into the interior of the deposit, facilitating the collection of the deposit.

Working principle: firstly, the motor 403 is connected with an external power supply, then a sample is poured into the tank 1, then the sealing cover 2 is closed, then sediment is deposited, then the pressing plate 304 is pressed down, then the spring 6 is contracted, then the lifting rod 303 descends along the sealing cover 2, then the collecting frame 305 descends, the collecting frame 305 can conveniently enter the sediment through the conical part 11, then the sediment enters the collecting frame 305, then the pressing plate 304 is not forced, then the spring 6 is reset, then the limiting plate 5 is adsorbed by the magnet 7, the lifting rod 303 is prevented from moving up and down due to the elastic force of the spring 6, then the collecting frame 305 is separated from the water surface, and then the sediment in the collecting frame 305 is taken out by unscrewing the sealing cover 2.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a heavy metal sampling device in deposit, includes jar body (1) and sealed lid (2), its characterized in that: the sealing cover (2) is in threaded connection with the top of the tank body (1), a sampling mechanism (3) for sampling heavy metal is arranged at the top of the sealing cover (2), and a cleaning assembly (4) for cleaning the inner wall of the tank body (1) is arranged at the bottom of the tank body (1);

the sampling mechanism (3) comprises a cylinder (301), a baffle (302), a lifting rod (303), a lower pressing plate (304) and a collecting frame (305), wherein the cylinder (301) is welded at the top of the sealing cover (2), the baffle (302) is welded at the top end of the inner wall of the cylinder (301), the lifting rod (303) is slidably connected to the inside of the baffle (302), the lower pressing plate (304) is welded at the top of the lifting rod (303), the collecting frame (305) is welded on the outer wall of the bottom end of the lifting rod (303), and one end of the lifting rod (303) penetrates through the sealing cover (2) and is slidably connected with the sealing cover (2).

2. The apparatus for sampling heavy metals in a sediment according to claim 1, wherein: the cleaning assembly (4) comprises a connecting rod (401), a supporting plate (402), a motor (403) and a scraping plate (404), wherein the connecting rod (401) is circumferentially distributed at the bottom of the tank body (1), the supporting plate (402) is welded at the bottom of the connecting rod (401), the motor (403) is bolted to the top of the supporting plate (402), the scraping plate (404) is bolted to the output end of the motor (403), and the output end of the motor (403) penetrates through the bottom of the tank body (1) and is rotationally connected with the tank body (1).

3. The apparatus for sampling heavy metals in a sediment according to claim 1, wherein: the lifting device is characterized in that a limiting plate (5) is welded on the outer wall of the lifting rod (303), a spring (6) is welded at the bottom of the limiting plate (5), the bottom of the spring (6) is welded with the top of the sealing cover (2), and the side wall of the limiting plate (5) is tightly attached to the inner side wall of the cylinder (301).

4. A device for sampling heavy metals from a deposit according to claim 3, characterized in that: the bottom of the baffle plate (302) is adhered with a magnet (7), and the limiting plate (5) is made of iron and is magnetically attracted and connected with the magnet (7).

5. A device for sampling heavy metals from a deposit according to claim 3, characterized in that: the bottom welding of baffle (302) has guide post (8), the one end of guide post (8) runs through limiting plate (5) and with limiting plate (5) sliding connection.

6. The apparatus for sampling heavy metals in a sediment according to claim 1, wherein: the bottom circumference of the tank body (1) is distributed with a plurality of supporting legs (9) for increasing the stability of the tank body (1), and the bottom of the supporting legs (9) is adhered with a sucker (10).

7. The apparatus for sampling heavy metals in a sediment according to claim 1, wherein: the bottom of collection frame (305) is provided with toper portion (11), the inner wall of toper portion (11) and lifter (303)'s bottom threaded connection.