CN217304435U

CN217304435U - River sediment sampling device

Info

Publication number: CN217304435U
Application number: CN202220282425.6U
Authority: CN
Inventors: 沈爱芳; 王伟; 李娜; 纵建峰; 宋亚男
Original assignee: Anhui Zhongcheng Environment Detection Co ltd
Current assignee: Anhui Zhongcheng Environment Detection Co ltd
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-08-26
Anticipated expiration: 2032-02-11

Abstract

The utility model provides a river course sediment sampling device, the on-line screen storage device comprises a base, two fixed columns of fixedly connected with on the base, install the movable plate that can reciprocate on the fixed column, demountable installation has the cartridge on the movable plate, be equipped with the through hole that supplies the cartridge to pass on the base, the bottom of cartridge is rotated and is connected with the conical cover, install in the movable plate and drive the closing mechanism that the conical cover rotated closed cartridge, the bolt of base both sides has connecting rope, two the connecting rope passes the movable plate that corresponds respectively and common bolt has the stay cord. This sampling device can adapt to the sampling of different degree of depth river course bed mud, and when sampling device arranged the river bottom in, can automize and realize the sample process to can not destroy each layer bed mud.

Description

River sediment sampling device

Technical Field

The utility model relates to a sampling test technical field especially relates to a river course sediment sampling device.

Background

The sediment refers to a mixture of organic and inorganic debris and soil at the bottom of a water area environment, and a sediment sample needs to be collected in order to research the accumulation, distribution, transformation and migration rules of pollutants discharged into the water body in the sediment.

Most of the existing sampling devices are manually sampled and can only adapt to a river channel with low water level, and when the water level of the river channel is deep, the sampling devices cannot be placed at the river bottom to realize an automatic sampling process.

SUMMERY OF THE UTILITY MODEL

In order to the above problem, the utility model provides a river course sediment sampling device, this sampling device can adapt to the sampling of the different degree of depth river course sediment, and when sampling device arranged the river bottom in, can automize and realize the sampling process to can not destroy each layer sediment.

In order to solve the above problems, the utility model adopts the following technical scheme:

the utility model provides a river course sediment sampling device, includes the base, two fixed columns of fixedly connected with on the base, install the movable plate that can reciprocate on the fixed column, demountable installation has the cartridge on the movable plate, be equipped with the through hole that supplies the cartridge to pass on the base, the bottom of cartridge is rotated and is connected with the bell jar, install in the movable plate and drive the closing mechanism that the bell jar rotated closed cartridge, the base both sides bolt has the connection rope, two the connection rope passes the movable plate that corresponds respectively and bolt jointly has the stay cord.

Preferably, the lateral wall of fixed column is equipped with the bar groove, bar inslot rotation is connected with the threaded rod, movable plate and threaded rod threaded connection, be equipped with the installation cavity in the base, install in the installation cavity and drive threaded rod pivoted drive assembly.

Preferably, the drive assembly includes the motor of slidable mounting in the installation cavity bottom, install first electric telescopic handle in the installation cavity, first electric telescopic handle's flexible end and motor fixed connection, fixedly connected with driving gear on the output shaft of motor, the bottom of threaded rod is fixed with the pivot that extends to the installation cavity, fixedly connected with and driving gear complex driven gear in the pivot.

Preferably, the opening and closing mechanism is including setting up the slot in the movable plate bottom, be equipped with the spout with the slot intercommunication in the movable plate, slidable mounting has the pinion rack in the spout, install the second electric telescopic handle that can drive the pinion rack removal in the movable plate, the lateral wall of sampling cylinder rotates and is connected with the bull stick, the lower extreme and the bell jar fixed connection of bull stick, the upper end fixedly connected with of bull stick can insert in the slot with pinion rack meshed drive gear.

Preferably, the top of the sampling cylinder is in threaded connection with the moving plate through a bolt.

Preferably, the balancing weight is installed to the both sides of base.

Preferably, the motor, the first electric telescopic rod and the second electric telescopic rod are electrically connected with control lines, and the control lines extend upwards along the pull rope.

The utility model has the advantages that:

1. through installation connection rope and stay cord, the end of stay cord can be connected with the hoist engine on the hull, and then can the form to the optional position in river course, puts into the river course with the base, can adapt to the river course of the different degree of depth.

2. Through installation threaded rod, drive assembly and sampling barrel, when the river bottom was arranged in to the base, but the starter motor drove the threaded rod through driving gear and driven gear and rotates, drove the sampling barrel through the movable plate and moves down, inserts in the sediment, does not destroy the structural layer of sediment, drives the conical cover through switching mechanism afterwards and rotates can accomplish the sample process automatically with the nozzle closure.

3. Through installing first electric telescopic handle and another sampling cylinder, can remove the base to another position under the pulling of stay cord, restart first electric telescopic handle push motor removes, makes driving gear and another driven gear meshing, and then can carry out another sample process, the sample is efficient.

Drawings

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

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a schematic structural view of the sampling cartridge provided by the present invention.

In the figure: the sampling device comprises a base 1, a balancing weight 2, a moving plate 3, a connecting rope 4, a control line 5, a threaded rod 6, a fixing column 7, a sampling cylinder 8, a conical cover 9, a first electric telescopic rod 10, a motor 11, a driven gear 12, an installation cavity 13, a through hole 14, a second electric telescopic rod 15, a sliding groove 16, a slot 17, a transmission gear 18, a toothed plate 19, a bolt 20 and a rotating rod 21.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1-3, a river sediment sampling device, including base 1, two fixed columns 7 of fixedly connected with on the base 1, install movable plate 3 that can reciprocate on the fixed column 7, demountable installation has a sampling cylinder 8 on the movable plate 3, be equipped with the through hole 14 that supplies the sampling cylinder 8 to pass on the base 1, the bottom of sampling cylinder 8 is rotated and is connected with bell jar 9, install the closing mechanism that can drive bell jar 9 and rotate closed sampling cylinder 8 in the movable plate 3, base 1 both sides bolt joint has connecting rope 4, two connecting rope 4 pass corresponding movable plate 3 respectively and have bolted the stay cord jointly.

Further, the lateral wall of fixed column 7 is equipped with the bar groove, and bar inslot rotation is connected with threaded rod 6, and

movable plate

3 and 6 threaded connection of threaded rod are equipped with installation cavity 13 in the base 1, install in the installation cavity 13 and can drive 6 pivoted drive assembly of threaded rod.

Specifically, drive assembly includes motor 11 of slidable mounting in installation cavity 13 bottom, installs first electric telescopic handle 10 in the installation cavity 13, the flexible end and the motor 11 fixed connection of first electric telescopic handle 10, fixedly connected with driving gear on motor 11's the output shaft, the bottom of threaded rod 6 is fixed with the pivot that extends to in the installation cavity 13, fixedly connected with and driving gear complex driven gear 12 in the pivot, start first electric telescopic handle 10 and can realize driven conversion.

Concretely, the opening and closing mechanism is including setting up the slot 17 in moving plate 3 bottom, be equipped with the spout 16 with slot 17 intercommunication in the moving plate 3, slidable mounting has pinion rack 19 in the spout 16, install the second electric telescopic handle 15 that can drive pinion rack 19 and remove in the moving plate 3, the lateral wall of cartridge 8 rotates and is connected with bull stick 21, the lower extreme and the 9 fixed connection of bell jar of bull stick 21, the upper end fixedly connected with of bull stick 21 can insert in the slot 17 with the drive gear 18 of pinion rack 19 meshing, during the installation of cartridge 8, can insert drive gear 18 in the slot 17, and with the pinion rack 19 meshing can.

Furthermore, the top of the sampling cylinder 8 is in threaded connection with the moving plate 3 through the bolt 20, and the sampling cylinder 8 can be taken out through the through hole 14 by unscrewing the bolt 20, so that the use is convenient.

Further, balancing weight 2 is all installed to base 1's both sides, can make base 1 more stable to guarantee in that sampling cylinder 8 can normally insert the bed mud.

Further, the motor 11, the first electric telescopic rod 10 and the second electric telescopic rod 15 are electrically connected with a control line 5, and the control line 5 extends upwards along the pull rope.

The tail end of a pull rope is connected with a winch, the winch is installed on a ship body, the ship body is moved to a sampling point, a base 1 is placed in a river channel and stably sinks into the river bottom under the action of a balancing weight 2, a motor 11 is started, a threaded rod 6 is driven to rotate through a driving gear and a driven gear 12, a sampling cylinder 8 is driven to move downwards through a movable plate 3, the sampling cylinder 8 and a conical cover 9 are simultaneously inserted into bottom mud, the sampling of the bottom mud is completed, the structural layer of the bottom mud is not damaged, a second electric telescopic rod 15 is started to drive a toothed plate 19 to move, a rotating rod 21 is driven to rotate through a transmission gear 18, the conical cover 9 is further driven to rotate, the sampling cylinder 8 is closed, the sampling cylinder 8 is moved back to the initial position after sampling, the ship body runs, the base 1 can be pulled to another sampling point through the pull rope and a connecting rope 4, the first electric telescopic rod 10 is started to push the motor 11 to move at the moment, and the driving gear is meshed with another driven gear 12, and then can drive another sampling cylinder 8 and move down and take a sample, pull back the river surface with base 1 after the sample is accomplished, unscrew bolt 20, can pass through-hole 14 with sampling cylinder 8 and take out, it is convenient to use.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a river course sediment sampling device, includes base (1), its characterized in that, two fixed columns (7) of fixedly connected with on base (1), install movable plate (3) that can reciprocate on fixed column (7), demountable installation has sampling barrel (8) on movable plate (3), be equipped with on base (1) and supply penetration mouth (14) that sampling barrel (8) passed, the bottom of sampling barrel (8) is rotated and is connected with bell cover (9), install the closing mechanism that can drive bell cover (9) and rotate closed sampling barrel (8) in movable plate (3), base (1) both sides bolt has connecting rope (4), two connecting rope (4) pass movable plate (3) that correspond respectively and have bolted the stay cord jointly.

2. The river sediment sampling device according to claim 1, wherein a strip-shaped groove is formed in the side wall of the fixed column (7), a threaded rod (6) is connected in the strip-shaped groove in a rotating mode, the movable plate (3) is in threaded connection with the threaded rod (6), an installation cavity (13) is formed in the base (1), and a driving assembly capable of driving the threaded rod (6) to rotate is installed in the installation cavity (13).

3. The river sediment sampling device according to claim 2, wherein the driving assembly comprises a motor (11) slidably mounted at the bottom of the mounting cavity (13), a first electric telescopic rod (10) is mounted in the mounting cavity (13), the telescopic end of the first electric telescopic rod (10) is fixedly connected with the motor (11), a driving gear is fixedly connected to an output shaft of the motor (11), a rotating shaft extending into the mounting cavity (13) is fixed at the bottom of the threaded rod (6), and a driven gear (12) matched with the driving gear is fixedly connected to the rotating shaft.

4. The river sediment sampling device according to claim 1, wherein the opening and closing mechanism comprises a slot (17) formed in the bottom of the moving plate (3), a sliding groove (16) communicated with the slot (17) is formed in the moving plate (3), a toothed plate (19) is slidably mounted in the sliding groove (16), a second electric telescopic rod (15) capable of driving the toothed plate (19) to move is mounted in the moving plate (3), a rotating rod (21) is rotatably connected to the side wall of the sampling cylinder (8), the lower end of the rotating rod (21) is fixedly connected with the conical cover (9), and a transmission gear (18) capable of being inserted into the slot (17) and meshed with the toothed plate (19) is fixedly connected to the upper end of the rotating rod (21).

5. The river sediment sampling device according to claim 1, wherein the top of the sampling cylinder (8) is in threaded connection with the moving plate (3) through a bolt (20).

6. The river sediment sampling device according to claim 1, wherein the two sides of the base (1) are provided with balancing weights (2).

7. The river sediment sampling device according to claim 3, wherein the motor (11), the first electric telescopic rod (10) and the second electric telescopic rod (15) are electrically connected with a control wire (5), and the control wire (5) extends upwards along the pull rope.