CN210465007U

CN210465007U - Water ecotoxicology analysis sampling device

Info

Publication number: CN210465007U
Application number: CN201920932733.7U
Authority: CN
Inventors: 黄林; 吴从兵
Original assignee: West Anhui University
Current assignee: West Anhui University
Priority date: 2019-06-20
Filing date: 2019-06-20
Publication date: 2020-05-05
Anticipated expiration: 2029-06-20

Abstract

The utility model discloses a water ecotoxicology analysis sampling device, which relates to the technical field of sampling, and comprises a bottom plate, wherein the bottom of the bottom plate is provided with a traveling wheel, a support rod is vertically arranged on the bottom plate, the support rod is connected with a horizontally arranged cantilever rod through a stretching mechanism in a transmission way, the bottom of the cantilever rod is provided with a sliding sleeve and a transverse adjusting mechanism for driving the sliding sleeve to horizontally slide, and the lower end of the sliding sleeve is suspended and fixed with a sampler; the utility model discloses a sampler that sets up descends to the sample action of realizing aquatic thing and water sample in the waters, and the cantilever bar that sets up can realize horizontal extension under the transmission of extension mechanism, realize the comparatively broad sampling range of sampler, the further regulation of sampler lateral position is realized to horizontal adjustment mechanism through setting up, the dive degree of depth of sampler also can realize adjusting, the flexibility ratio of the sampling process of this device has been promoted greatly, whole sampling process sampler all keeps vertical state, can not take place to empty, it is more high-efficient to take a sample.

Description

Water ecotoxicology analysis sampling device

Technical Field

The utility model relates to a sample technical field specifically is an aquatic ecotoxicology analysis sampling device.

Background

Hydropathy is the subject of major research on the interaction of pollutants with aquatic organisms and environmental factors. Various pollutants enter a water body from different ways, the quality of aquatic products is reduced, a large number of fishes and shellfishes die, and the human health is threatened, so that the attention and the research of people are attracted. The influence of toxicants on the toxicology of aquatic organisms, the migration, transformation and accommodation of the toxicants in the aquatic environment and the interaction between the toxicants and environmental factors are mainly researched. In performing a water ecotoxicology analysis, plankton and water sampling from the water area under study is required, followed by further laboratory analysis.

Application publication number is CN 109000977A's patent discloses an automatic water sampling device that goes up and down, including the buoy that floats in the surface of water, the magnetism cover has been placed on the buoy, install take-up in the magnetism cover, around there being the coil on the take-up, be equipped with the perforation on the buoy, the coil passes the perforation, and from the top down has hung magnetic ball, sampling bottle and anchor in proper order on the coil, and the device utilizes the pressure difference of level height to make the water inlet pour into the water sample automatically, reaches the function of gathering required water sample automizedly. However, the above-mentioned device can not be adjusted flexibly according to the position of sampling as required during sampling operation, resulting in the inconvenience of sampling process, and for this reason, a sampling device for analyzing water ecotoxicology is provided to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aquatic ecotoxicology analysis sampling device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an aquatic ecotoxicology analysis sampling device, includes the bottom plate, the bottom plate bottom is equipped with the walking wheel, the vertical bracing piece of installing on the bottom plate, be connected with the cantilever bar that the level set up through the transmission of extension mechanism on the bracing piece, the horizontal adjustment mechanism of sliding sleeve and being used for driving sliding sleeve horizontal slip is installed to cantilever bar bottom, the sliding sleeve lower extreme suspends in midair and is fixed with the sampler, the sampler includes the cover body and the awl section of thick bamboo that screw-thread fit connects, the water inlet has been seted up.

As an improved scheme of the utility model: the extension mechanism transmission comprises a steering rod I and a steering rod II, the lower ends of the steering rod I and the steering rod II are hinged to the supporting rod in parallel, the upper end and the lower end of the steering rod I and the lower end of the steering rod II are respectively hinged to a connecting rod II and a connecting rod I which are arranged in parallel, and the connecting rod II is fixedly connected with the cantilever rod.

As an improved scheme of the utility model: a servo motor II is fixed on the supporting rod, a worm is coaxially fixed on an output shaft of the servo motor II, and a worm wheel which drives the steering rod II to synchronously rotate is connected to the worm in a meshed mode.

As an improved scheme of the utility model: the transverse adjusting mechanism comprises an electric reel fixed at the bottom of the cantilever rod, a pull rope fixed with the sliding sleeve is wound on the electric reel, a vertical plate is fixed at the bottom of the cantilever rod, a return spring is fixed between the vertical plate and the sliding sleeve, and a guide rod which horizontally runs through the sliding sleeve is fixed at the bottom of the cantilever rod.

As an improved scheme of the utility model: an electric push rod is fixedly connected between the sliding sleeve and the sampler.

As an improved scheme of the utility model: the cone is movably provided with a net barrel, the bottom of the net barrel is embedded and fixed with a net plate, the inner wall of the cone is fixed with a supporting block which is abutted against the bottom of the net barrel, and the bottom of the cone is provided with a bottom plug head.

As an improved scheme of the utility model: the bottom plate is embedded with a servo motor I, an output shaft of the servo motor I is coaxially fixed with a main gear, an auxiliary gear fixed with the supporting rod is connected to the main gear in a meshed mode, and the lower end of the supporting rod is pivoted on the bottom plate.

As an improved scheme of the utility model: and a balancing weight is fixed at one end of the bottom plate, which is far away from the supporting rod.

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

the utility model discloses a sampler that sets up descends to the sample action of realizing aquatic thing and water sample in the waters, and the cantilever bar that sets up can realize horizontal extension under the transmission of extension mechanism, realize the comparatively broad sampling range of sampler, the further regulation of sampler lateral position is realized to horizontal adjustment mechanism through setting up, the dive degree of depth of sampler also can realize adjusting, the flexibility ratio of the sampling process of this device has been promoted greatly, whole sampling process sampler all keeps vertical state, can not take place to empty, it is more high-efficient to take a sample.

Drawings

Fig. 1 is a schematic structural view of a middle cantilever of the present invention at a high point;

fig. 2 is a schematic structural view of the middle cantilever of the present invention at a low point;

FIG. 3 is a schematic diagram of the mechanism of the sampler of the present invention;

fig. 4 is a schematic perspective view of the stretching mechanism of the present invention.

In the figure: 1-bottom plate, 2-servo motor I, 3-walking wheel, 4-pinion, 5-supporting rod, 6-connecting rod I, 7-steering rod I, 8-electric reel, 9-pull rope, 10-electric push rod, 11-reset spring, 12-vertical plate, 13-sliding sleeve, 14-guide rod, 15-cantilever rod, 16-connecting rod II, 17-steering rod II, 18-worm wheel, 19-worm, 20-servo motor II, 21-main gear, 22-sampler, 23-cover body, 24-water inlet, 25-mesh barrel, 26-cone, 27-mesh plate, 28-resisting block, 29-bottom plug head and 30-balancing weight.

Detailed Description

The technical scheme of the patent is further described in detail by combining the following specific embodiments:

example 1

Referring to fig. 1-4, a water ecotoxicology analysis and sampling device comprises a bottom plate 1, wherein a traveling wheel 3 is arranged at the bottom of the bottom plate 1, a support rod 5 is vertically arranged on the bottom plate 1, the support rod 5 is connected with a horizontally arranged cantilever rod 15 through a stretching mechanism in a transmission manner, a sliding sleeve 13 and a transverse adjusting mechanism for driving the sliding sleeve 13 to horizontally slide are arranged at the bottom of the cantilever rod 15, a sampler 22 is suspended and fixed at the lower end of the sliding sleeve 13, the sampler 22 comprises a cover body 23 and a conical cylinder 26 which are connected in a threaded fit manner, and a water inlet 24 is formed in the side wall.

The walking wheels 3 arranged can realize the integral movement of the device, which is convenient for the nearby appointed water area, and drives the cantilever rod 15 to transversely extend through the extension mechanism, thereby driving the sampler 22 at the bottom of the cantilever rod 15 to extend to the upper part of the water area and carry out the sampling of aquatic organisms and water. An electric push rod 10 is fixedly connected between the sliding sleeve 13 and the sampler 22, and the electric push rod 10 can drive the sampler 22 to move downwards and enter a water area to realize sampling action.

Specifically, the extension mechanism transmission comprises a steering rod I7 and a steering rod II17, the lower ends of the steering rod I7 and the steering rod II17 are hinged to the supporting rod 5 in parallel, the upper end and the lower end of the steering rod I7 and the upper end and the lower end of the steering rod II17 are hinged to a connecting rod II16 and a connecting rod I6 which are arranged in parallel, and the connecting rod II16 is fixedly connected with the cantilever rod 15.

The steering rod II17, the connecting rod I6, the steering rod I7 and the connecting rod II16 in the stretching mechanism form a parallelogram mechanism, when the steering rod II17 rotates along the pointer, the steering rod I7 rotates synchronously, the cantilever rod 15 extends to the position above a water area, and as the guide rod 14 and the connecting rod I6 in the parallelogram mechanism are always parallel, the cantilever rod 15 is always kept consistent with the initial position in the stretching process, namely, the cantilever rod 15 is always kept in a horizontal state, namely, the sampler 22 cannot topple over in the sampling process, the sampling efficiency is improved, and the stretching of the cantilever rod 15 can realize a wider sampling water area.

In addition, a servo motor II20 is fixed on the support rod 5, a worm 19 is coaxially fixed on an output shaft of the servo motor II20, and a worm wheel 18 which drives the steering rod II17 to rotate synchronously is connected to the worm 19 in a meshed mode. The servo motor II20 is used for driving the worm 19 to rotate, the worm 19 drives the worm wheel 18 meshed with the worm 19 to rotate, the worm wheel 18 drives the steering rod II17 to synchronously rotate, the extending mechanism drives the cantilever rod 15 to extend, the primary coarse adjustment of the position of the sampler 22 is realized, and the adjustment is simple and quick and is easy to operate.

Example 2

In order to further improve the flexibility of the sampler 22 and achieve more accurate position release sampling, on the basis of embodiment 1, the device further comprises a transverse adjusting mechanism, which specifically comprises an electric reel 8 fixed at the bottom of the cantilever rod 15, a pull rope 9 fixed with a sliding sleeve 13 is wound on the electric reel 8, a vertical plate 12 is fixed at the bottom of the cantilever rod 15, a return spring 11 is fixed between the vertical plate 12 and the sliding sleeve 13, and a guide rod 14 horizontally penetrating through the sliding sleeve 13 is fixed at the bottom of the cantilever rod 15.

After cantilever 15 extends to suitable position, carry out further position control to sampler 22 through horizontal adjustment mechanism, specifically, electronic reel 8 can wind the book to stay cord 9, stay cord 9 pulling sliding sleeve 13 slides along guide arm 14, electric putter 10 moves left together with sampler 22 this moment, reset spring 11 deformation compression, when electronic reel 8 reversal puts stay cord 9, under reset spring 11's elastic restoring force effect, sliding sleeve 13 moves right, realized the right removal of sampler 22 this moment, can realize the further careful control of sampler 22's lateral position through electronic reel 8 drive, realized the sample operation to different waters positions.

In the sampling process, in order to facilitate sampling and initial separation of a sample, a net barrel 25 is movably mounted in a cone barrel 26, a net plate 27 is fixedly embedded at the bottom of the net barrel 25, a resisting block 28 which is abutted against the bottom of the net barrel 25 is fixedly arranged on the inner wall of the cone barrel 26, and a bottom plug 29 is arranged at the bottom of the cone barrel 26.

When the sampler 22 is immersed in a water area, aquatic organisms and water enter a space area formed by the cover body 23 and the cone cylinder 26 along the water inlet 24, after sampling is completed, the cone cylinder 26 is rotated to unload the aquatic organisms from the cover body 23, the bottom plug head 29 is pulled out, a water sample in the cone cylinder 26 flows out from the bottom of the cone cylinder 26 to realize collection, the net plate 27 separates the aquatic organisms in the cone cylinder 26 to be retained in the net barrel 25, the net barrel 25 is upwards separated from the cone cylinder 26, and the separation of the sampled aquatic organisms and water is realized.

In order to realize circumferential rotation adjustment of the sampler 22 and further expand the sampling range, a servo motor I2 is embedded in the bottom plate 1, a main gear 21 is coaxially fixed on an output shaft of the servo motor I2, a pinion 4 fixed with a support rod 5 is meshed and connected to the main gear 21, and the lower end of the support rod 5 is pivoted on the bottom plate 1. The servo motor I2 can drive the main gear 21 to rotate, the main gear 21 rotates through the pinion 4 meshed with the main gear, the supporting rod 5 drives the cantilever rod 15 to rotate through the extending mechanism, and further adjustment of different positions of the sampler 22 is achieved.

In order to promote the stationarity of this device, keep away from 5 one end of bracing piece and be fixed with balancing weight 30 on bottom plate 1, when cantilever bar 15 extended to the right-hand member, the holistic balance of device can effectively be guaranteed to the whole skew of focus right of this device through setting up balancing weight 30, avoids the great skew of focus, and its stability promotes greatly.

To sum up, the utility model discloses a sampler 22 that sets up descends to the sample action of realizing aquatic thing and water sample in the waters, and the cantilever bar 15 that sets up can realize horizontal extension under the drive effect of extension mechanism, realize that sampler 22 is comparatively broad sampling range, realize sampler 22 lateral position's further regulation through the horizontal adjustment mechanism that sets up, sampler 22's dive degree of depth also can realize adjusting, the flexibility ratio of the sampling process of this device has been promoted greatly, whole sampling process sampler 22 all keeps vertical state, can not take place to empty, it is more high-efficient to take a sample.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above-mentioned embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations, modifications and substitutions can be made, which all fall within the scope of protection of the present technical solution. Therefore, the protection scope of the present technical solution patent should be subject to the appended claims.

Claims

1. The utility model provides an aquatic ecotoxicology analysis sampling device, includes bottom plate (1), bottom plate (1) bottom is equipped with walking wheel (3), and vertical installation has bracing piece (5) on bottom plate (1), a serial communication port, be connected with cantilever bar (15) that the level set up through the extension mechanism transmission on bracing piece (5), sliding sleeve (13) and be used for driving sliding sleeve (13) horizontal slip's horizontal adjustment mechanism are installed to cantilever bar (15) bottom, and sliding sleeve (13) lower extreme suspends in midair and is fixed with sampler (22), and sampler (22) cover body (23) and awl section of thick bamboo (26) including screw-thread fit connection, and water inlet (24) have been seted up to cover body (23) lateral wall.

2. The aquatic ecotoxicology analysis sampling device of claim 1, wherein the extension mechanism transmission comprises a steering rod I (7) and a steering rod II (17) which are hinged to the support rod (5) at the lower ends and are arranged in parallel, the upper ends and the lower ends of the steering rod I (7) and the steering rod II (17) are respectively hinged to a connecting rod II (16) and a connecting rod I (6) which are arranged in parallel, and the connecting rod II (16) is fixedly connected with the cantilever rod (15).

3. The aquatic ecotoxicology analysis sampling device according to claim 2, wherein the support rod (5) is fixed with a servo motor II (20), an output shaft of the servo motor II (20) is coaxially fixed with a worm (19), and the worm (19) is engaged with a worm wheel (18) which drives the steering rod II (17) to synchronously rotate.

4. The aquatic ecotoxicology analysis and sampling device according to claim 1, wherein the lateral adjustment mechanism comprises an electric reel (8) fixed at the bottom of the cantilever rod (15), a pull rope (9) fixed with the sliding sleeve (13) is wound on the electric reel (8), a vertical plate (12) is fixed at the bottom of the cantilever rod (15), a return spring (11) is fixed between the vertical plate (12) and the sliding sleeve (13), and a guide rod (14) horizontally penetrating through the sliding sleeve (13) is fixed at the bottom of the cantilever rod (15).

5. The aquatic ecotoxicology analysis sampling device according to claim 1, wherein an electric push rod (10) is fixedly connected between the sliding sleeve (13) and the sampler (22).

6. The aquatic ecotoxicology analysis sampling device according to claim 1, wherein a net barrel (25) is movably installed in the cone barrel (26), a net plate (27) is fixedly embedded in the bottom of the net barrel (25), a resisting block (28) which is abutted against the bottom of the net barrel (25) is fixedly arranged on the inner wall of the cone barrel (26), and a bottom plug head (29) is arranged at the bottom of the cone barrel (26).

7. The aquatic ecotoxicology analysis and sampling device according to claim 1, wherein a servo motor I (2) is embedded in the bottom plate (1), a main gear (21) is coaxially fixed on an output shaft of the servo motor I (2), a pinion (4) fixed with the support rod (5) is engaged and connected to the main gear (21), and the lower end of the support rod (5) is pivoted on the bottom plate (1).

8. An apparatus for analyzing and sampling water ecotoxicology according to any one of claims 1 to 7, wherein a weight block (30) is fixed to one end of the base plate (1) far from the support rod (5).