CN217466320U

CN217466320U - Sediment sampling device for water environment detection

Info

Publication number: CN217466320U
Application number: CN202220838007.0U
Authority: CN
Inventors: 章秋香; 吴芳; 何稳; 唐甜
Original assignee: Hunan Huayu Testing Technology Co ltd
Current assignee: Hunan Huayu Testing Technology Co ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-09-20
Anticipated expiration: 2032-04-12

Abstract

The utility model discloses a sediment sampling device for water environment detects relates to water environment and detects technical field, including the box, the inside vertical rotation of box sets up the lead screw, matches on the lead screw and sets up screw-nut, and screw-nut is fixed to be set up on the inner wall of fall way, and the fall way lower extreme passes the one end of baffle downwards and connects the mounting panel, mounting panel lower surface joint support frame, and the inside vertical activity of support frame sets up and is used for carrying out the sampler barrel of taking a sample to the sediment, and the tip is the sharp-pointed open structure form of hollow cylinder under the sampler barrel. The utility model provides a can get the technical problem of sediment sampling operation to the sediment of the different degree of depth, can avoid the sediment sample to receive underwater water flow after the sample and erode, strong adaptability, simple structure, low in manufacturing cost is honest and clean, satisfies the enterprise and detects the sample operation demand to the sediment at water environment.

Description

Sediment sampling device for water environment detection

Technical Field

The utility model relates to a water environment detects technical field, specifically is a sediment sampling device for water environment detects.

Background

In order to research the migration and transformation of pollutants between the water body of rivers, lakes and reservoirs and the bottom sediment, the accumulation rule and the influence of the accumulation rule on the water body, the undisturbed bottom sediment samples at different depths of the lower part of the water body are required to be obtained for analysis and research, a decision basis is provided for scientifically making a treatment planning scheme, and a water body bottom sediment sampling device in a certain form is required to be provided for sampling the bottom sediment.

At present, the following technical problems exist in the existing sediment sampling device: 1. grab bucket formula sampler only can acquire water body sediment shallow layer sample, it is too big to the original level disturbance of sediment, and be difficult to gather the original sediment of the different degree of depth, the depth of river lake storehouse water body sediment distributes inhomogeneously, be difficult to satisfy sediment sample operation demand under the different environment, and geological drilling machine bores formula sampler, equipment is big and bulky, need to set up bearing platform or adopt special shipborne rig, the expense of sample and transport is high, be difficult to satisfy the original state sediment under the different degree of depth and carry out sample operation, 2, sediment after the sample is at the in-process of fetching back, receive the impact of secret flow or rivers under water easily, the sample that leads to the sediment sample receives the influence, be unfavorable for follow-up accurate analysis to water environment detection sediment.

Therefore, the applicant has developed the sediment sampling device for water environment detection through continuous efforts according to experience of working in the environment detection industry for many years and the actual demand of combining enterprise production for solving the technical problem that sediment sampling operation can be carried out on sediment at different depths, can avoid sediment samples to be washed by underwater water flow after sampling, and is strong in adaptability, simple in structure and low in manufacturing cost, and the requirement of enterprises on the sampling operation of sediment in water environment detection is met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above problem, provide a sediment sampling device for water environment detects, simple structure, the design science, low in manufacturing cost is honest and clean, solves the technical problem that can get sediment sampling operation to the sediment of the different degree of depth, can avoid the sediment sample to receive underwater water flow erosion after the sample, strong adaptability, simple structure, low in manufacturing cost satisfies the enterprise and detects the sample operation demand to the sediment at water environment.

In order to realize the above purpose, the utility model adopts the technical scheme that: the utility model provides a bed mud sampling device for water environmental detection, includes the box, and the inside vertical rotation of box sets up the lead screw, and the matching sets up screw-nut on the lead screw, and screw-nut is fixed to be set up on the inner wall of fall way, and the one end that the fall way lower extreme passed the baffle downwards is connected the mounting panel, and mounting panel lower surface joint support frame, the inside vertical activity setting of support frame are used for carrying out the sampler barrel of taking a sample to the bed mud, and the tip is the sharp-pointed open structure of hollow cylinder form under the sampler barrel.

As the utility model discloses a further optimization, the fixed guide bar that sets up of box top inner wall, guide bar pass the guide pin bushing on the lift pipe outer wall downwards.

As the utility model discloses a further optimization sets up the bush under the fall tube between tip and the baffle.

As the utility model discloses a further optimization, the inserted bar that the sampler barrel upper end set up upwards stretches into the bobbin in, sets up first spring in the bobbin.

As a further optimization of the utility model, a stop block for blocking the sharp opening at the lower end part of the sampling tube is arranged in the support frame,

as the utility model discloses a further optimization, the dog is big end down's arc massive structure, and dog one side sets up the connecting rod, just sets up the second spring between dog and the support frame inner wall on the connecting rod.

As the utility model discloses a further optimization, the lead screw upwards stretches out the one end at box top and sets up the extension arm of force.

The utility model has the advantages that: the utility model provides a sediment sampling device for water environment detects, simple structure, the design science, low in manufacturing cost is honest and clean, solves the technical problem that can get sediment sampling operation to the sediment of the different degree of depth, can avoid the sediment sample to receive rivers under water after the sample and erode, strong adaptability, simple structure, low in manufacturing cost satisfies the enterprise and detects the sample operation demand to the sediment at water environment.

1. The utility model discloses be provided with the sampler barrel, screw-nut can drive the lift pipe and be vertical linear motion downwards, the sampler barrel stabs downwards during the sediment environment, make sediment sample oppression enter into the sampler barrel inside, after filling, the sampler barrel can upwards shrink, tip is the sharp-pointed open structure of hollow cylinder when the dog position department under the sampler barrel, the second spring promotes the dog and blocks the sediment sample and fall out from tip under the sampler barrel under the tip under blocking the sampler barrel, thereby the realization is preserved the sediment sample in the sampler barrel, accomplish whole operation to water environmental detection and get the sediment.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is the structure diagram of the middle lifting pipe of the present invention in the descending state.

Fig. 3 is a schematic view of the sampling cylinder position structure of the present invention.

Fig. 4 is a schematic structural view of the middle stop block of the sampling tube in the lower end state.

Fig. 5 is a schematic view of the structure of the middle connection position of the present invention.

Fig. 6 is a schematic view of a three-dimensional structure of a sampling tube in the utility model.

Fig. 7 is a schematic perspective view of the middle stop block of the utility model.

The text labels in the figures are represented as: 1. lengthening a force arm; 2. a box body; 3. a guide bar; 4. a guide sleeve; 5. a feed screw nut; 6. a screw rod; 7. a lifting pipe; 8. a bushing; 9. mounting a plate; 10. a support frame; 11. a tube barrel; 12. a first spring; 13. inserting a rod; 14. a sampling tube; 15. a second spring; 16. a connecting rod; 17. and a stop block.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention is described in detail below with reference to the accompanying drawings, and the description in this section is only exemplary and explanatory, and should not have any limiting effect on the scope of the present invention.

As shown in fig. 1-7, the specific structure of the present invention is: a sediment sampling device for water environment detection comprises a box body 2, a lead screw 6 is vertically and rotatably arranged in the box body 2, a lead screw nut 5 is arranged on the lead screw 6 in a matching manner, the lead screw nut 5 is fixedly arranged on the inner wall of a lifting pipe 7, one end of the lower end of the lifting pipe 7, which downwards penetrates through a partition plate, is connected with a mounting plate 9, the lower surface of the mounting plate 9 is connected with a support frame 10, a sampling barrel 14 for sampling sediment is vertically and movably arranged in the support frame 10, the lower end of the sampling barrel 14 is in a hollow cylinder sharp opening structure, the lower end of the sampling barrel 14 is in the hollow cylinder sharp opening structure so as to store and contain sediment samples, the sharp opening can downwards penetrate into the sediment, the sediment samples are pressed into the sampling barrel 14, the lead screw 6 is rotated, the lead screw nut 5 can drive the lifting pipe 7 to downwards do vertical linear motion, under the sediment environments at different depths, the sampling operation of the sampling cylinder 14 can be met, the device is simple in integral structure, low in manufacturing cost and high in adaptability, and production cost is saved for enterprises.

Preferably, as the utility model discloses a specific embodiment, in order to be favorable to improving the stability to 7 lift processes of fall way, 2 fixed guide bars 3 that set up of top inner wall of box, guide bar 3 passes guide pin bushing 4 on 7 outer walls of fall way downwards, and guide bar 3 and guide pin bushing 4 play the effect of direction to 7 lift processes of fall way.

Preferably, as a specific embodiment of the utility model discloses a for be favorable to improving the life of elevator pipe 7, reduce elevator pipe 7's wearing and tearing, set up bush 8 between tip and the baffle under elevator pipe 7.

Preferably, as a specific embodiment of the present invention, in order to facilitate the implementation of guiding the vertical linear motion of the sampling tube 14, the insertion rod 13 disposed at the upper end of the sampling tube 14 extends upwards into the barrel 11, and the first spring 12 is disposed in the barrel 11.

Preferably, as a specific embodiment of the present invention, in order to facilitate the preservation of the sediment sample in the sampling tube 14 and avoid the washing of the sample by the underwater water flow, the inside of the supporting frame 10 is provided with a stopper 17 for blocking the sharp opening at the lower end of the sampling tube 14,

preferably, as the utility model relates to a specific embodiment, in order to be favorable to realizing preserving the sediment sample in the sampling tube 14, avoid rivers to the erodeing of sample under water, dog 17 is big end down's arc massive structure, dog 17 one side sets up connecting rod 16, just set up second spring 15 on connecting rod 16 between dog 17 and the support frame 10 inner wall, sampling tube 14 stabs down in the sediment environment, make sediment sample oppression enter into inside sampling tube 14, fill up afterwards, sampling tube 14 can upwards contract, when tip is the sharp-pointed open structure of hollow cylinder and contracts to dog 17 position department under sampling tube 14, second spring 15 promotes dog 17 and keeps off tip under sampling tube 14 and prevent the sediment sample to fall out from tip under sampling tube 14, thereby realize preserving the sediment sample in the sampling tube 14.

Preferably, as the utility model discloses a specific embodiment, in order to be favorable to realizing that the staff rotates lead screw 6, the lead screw 6 upwards stretches out the one end at 2 tops of box and sets up the extension arm of force 1, and the extension arm of force 1 plays the effect of increase moment of torsion.

The utility model discloses concrete theory of operation: insert the whole downwards vertical of device to the bottom, the staff rotates extension arm of force 1, screw-nut 5 can drive lifting pipe 7 and be vertical linear motion downwards, during sampler barrel 14 stabs the bed mud environment downwards, make the bed mud sample oppression enter into inside sampler barrel 14, after filling up, sampler barrel 14 can upwards shrink, when tip is the sharp-pointed open structure of hollow cylinder shrink to dog 17 position department under sampler barrel 14, second spring 15 promotes dog 17 and keeps off 14 tip of sampler barrel and prevents the bed mud sample and fall out from 14 tip of sampler barrel, thereby the realization is preserved the bed mud sample in sampler barrel 14, accomplish the whole operation of taking the bed mud of water environmental detection.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. The utility model provides a bed mud sampling device for water environment detects, a serial communication port, including box (2), box (2) inside vertical rotation sets up lead screw (6), the matching sets up screw-nut (5) on lead screw (6), screw-nut (5) are fixed to be set up on the inner wall of fall way (7), mounting panel (9) are connected to the one end that fall way (7) lower extreme passed the baffle downwards, mounting panel (9) lower surface joint support frame (10), support frame (10) inside vertical activity sets up and is used for carrying out sampler barrel (14) of taking a sample to the bed mud, the tip is the sharp-pointed open structure form of hollow cylinder under sampler barrel (14).

2. The sediment sampling device for detecting the water environment as claimed in claim 1, wherein a guide rod (3) is fixedly arranged on the inner wall of the top of the box body (2), and the guide rod (3) downwards passes through a guide sleeve (4) on the outer wall of the lifting pipe (7).

3. The sediment sampling device for water body environment detection of claim 1, wherein a bushing (8) is arranged between the lower end of the lifting pipe (7) and the clapboard.

4. The sediment sampling device for detecting the water environment as claimed in claim 1, wherein the inserted rod (13) arranged at the upper end of the sampling tube (14) extends upwards into the tube barrel (11), and the first spring (12) is arranged in the tube barrel (11).

5. The sediment sampling device for detecting the water environment is characterized in that a stop block (17) for stopping a sharp opening at the lower end part of the sampling cylinder (14) is arranged inside the support frame (10).

6. The sediment sampling device for detecting the water environment as claimed in claim 5, wherein the block (17) is an arc-shaped block structure with a small top and a big bottom, a connecting rod (16) is arranged on one side of the block (17), and a second spring (15) is arranged between the block (17) and the inner wall of the support frame (10) and on the connecting rod (16).

7. The sediment sampling device for detecting the water environment as claimed in claim 1, wherein one end of the screw rod (6) extending upwards out of the top of the box body (2) is provided with an elongated force arm (1).