CN216978570U

CN216978570U - Water quality testing extraction instrument for environmental monitoring

Info

Publication number: CN216978570U
Application number: CN202220392604.5U
Authority: CN
Inventors: 鲁可欣; 郑召; 唐珊珊
Original assignee: Anhui Focus Analysis And Test Technology Co ltd
Current assignee: Anhui Focus Analysis And Test Technology Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-07-15
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a water quality detection extraction tool for environment detection, and belongs to the technical field of water detection. The utility model provides a water quality testing extraction instrument for environmental monitoring, includes the fixed base that is equipped with the bracing piece in upper end, still includes: the upper end of the separating funnel support plate is provided with a plurality of storage positions and is fixedly connected to the support rod, wherein the edge of the separating funnel support plate is provided with a plurality of notches which are respectively communicated with the storage positions; the top plate is connected to the outer wall of the upper end of the supporting rod in a sliding manner, wherein a plurality of end covers with downward openings are fixedly connected to the top plate, and the end covers respectively correspond to the storage positions; the plurality of driving motors are respectively and fixedly connected to the upper ends of the plurality of end covers; the utility model can more conveniently fix the liquid separating funnel, and the stirring paddle does not need to be manually taken from the liquid separating funnel, so the operation is simpler and more convenient.

Description

Water quality testing extraction instrument for environmental monitoring

Technical Field

The utility model relates to the technical field of water detection, in particular to a water quality detection extraction tool for environment detection.

Background

When the polychlorinated biphenyl is measured in water quality, liquid-liquid extraction is often used for extracting the polychlorinated biphenyl in a water sample. The extraction operation was as follows: shaking uniformly, accurately measuring a water sample into a separating funnel of 1L to 2L, adding 100 mu L of substitute standard use solution, mixing uniformly, adjusting the pH value of the water sample to 5-9 by using hydrochloric acid solution or sodium hydroxide solution, adding 20g of sodium chloride, adding 60ml of n-hexane after complete dissolution, shaking for 30s by hand, shaking for 5min, and standing for layering. Extracting twice, combining the three extracts, dehydrating the three extracts by a drying column, leaching the drying column by 6ml of n-hexane, combining the extracts and the leacheate, and concentrating to 10 ml.

Can know by the aforesaid, separating funnel need hand to shake evenly, and liquid mixing is not even enough on the one hand, leads to the detection error great, and on the other hand extraction operation is not convenient, need consume a large amount of time, reduces water quality testing's efficiency

In the prior art, a chinese patent with a grant number of CN210037393U discloses an extraction device for water quality detection, which comprises a separating funnel support frame and a separating funnel, wherein the separating funnel support frame comprises a base, a support rod, a cross beam, a separating funnel support plate, a separating funnel press plate and a screw rod, the separating funnel support plate is horizontally and fixedly arranged between the base and the cross beam through the support rod, the separating funnel support plate is provided with a plurality of penetrating separating funnel placing positions, the separating funnel is vertically placed in the separating funnel placing position, and the separating funnel is provided with a stirring mechanism for stirring the liquid therein; the separating funnel press plate is horizontally and movably arranged between the separating funnel support plate and the cross beam, and the screw penetrates through the separating funnel press plate and is in threaded connection with the separating funnel press plate; the screw rod is rotated to drive the separating funnel pressing plate to move downwards to be matched with the separating funnel supporting plate for pressing and fixing the separating funnel. The utility model can greatly improve the convenience of liquid-liquid extraction, thereby improving the efficiency of water quality detection. The extraction device for water quality detection in the above patent has the following disadvantages: the stirring mechanism needs to be manually taken before and after use, the operation is complex, and the fixed separating funnel which moves downwards is driven by rotating the screw to fix the separating funnel.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a water quality detection extraction tool for environment detection.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a quality of water detects extraction instrument for environmental detection, includes the fixed base that is equipped with the bracing piece in upper end, still includes: the upper end of the separating funnel support plate is provided with a plurality of storage positions and is fixedly connected to the support rod, wherein the edge of the separating funnel support plate is provided with a plurality of notches which are respectively communicated with the storage positions; the top plate is connected to the outer wall of the upper end of the supporting rod in a sliding mode, a plurality of end covers with downward openings are fixedly connected to the top plate, and the end covers correspond to the storage positions respectively; a plurality of driving motor, fixed connection is respectively in the upper end of a plurality of end covers, wherein, it is a plurality of driving motor's output all is connected with the bull stick through shake mechanism, and is a plurality of the equal fixedly connected with stirring rake of outer wall of bull stick.

In order to improve the stirring efficiency of liquid, preferably, the shaking mechanism comprises a cylindrical block connected to the upper end of the rotating rod, a polygonal sliding hole is formed in the upper end of the cylindrical block, a polygonal rod fixedly connected with an output shaft of the driving motor is slidably connected in the polygonal sliding hole, the polygonal rod is elastically connected with the inner top of the polygonal sliding hole through a reset spring, a plurality of lower arc-shaped lugs are fixedly connected to the upper end of the cylindrical block, and the inner top of the end cover is fixedly connected with a plurality of upper arc-shaped lugs matched with the lower arc-shaped lugs.

In order to conveniently detach the rotating rod, the rotating rod is preferably detachably connected to the lower end of the cylindrical block.

In order to limit the upper position and the lower position of the top plate, preferably, the support rod is fixedly connected with a lower limit block, the lower limit block is located at the lower end of the top plate, and the top of the support rod is fixedly connected with an upper limit block.

In order to improve the sealing performance between the end cover and the separating funnel, preferably, the inner top of the end cover is provided with an annular rubber ring.

In order to make the lifting of the top plate more labor-saving and convenient, preferably, a lifting handle is fixedly arranged on the top plate.

Compared with the prior art, the utility model provides a water quality detection extraction tool for environment detection, which has the following beneficial effects:

1. according to the water quality detection extraction tool for environment detection, the separating funnel is placed in the storage position, then the top plate slides downwards to reset, the end cover just covers the upper port of the separating funnel, the separating funnel can be fixed more conveniently through the gravity of the top plate and the end cover, and the operation is simpler and more convenient;

2. according to the water quality detection extraction tool for environment detection, the driving motor drives the stirring paddle to stir liquid in the separating funnel, and when the cylindrical block rotates, the cylindrical block can drive the rotating rod and the stirring paddle to shake up and down under the action of the lower cambered surface convex block and the upper cambered surface convex block, so that the liquid stirring efficiency is improved;

3. this water quality testing extraction instrument for environment measuring through upwards lifting up the roof, can separate end cover and stirring rake simultaneously with separating funnel, makes more simple and convenient of staff's operation.

Drawings

FIG. 1 is a schematic view of an axial measurement structure of a water quality testing and extracting tool for environmental testing according to the present invention;

FIG. 2 is a schematic view of an axial sectioning structure of a water quality detection extraction tool for environmental detection according to the present invention;

fig. 3 is a schematic view of an axial sectioning structure of an end cover of the water quality detection extraction tool for environmental detection provided by the utility model.

In the figure: 1. a base; 2. a support bar; 3. a separating funnel support plate; 4. a top plate; 5. a storage location; 6. a notch; 7. an end cap; 8. a drive motor; 9. a rotating rod; 10. a stirring paddle; 11. a cylindrical block; 12. a polygonal rod; 13. a polygonal slide hole; 14. a return spring; 15. an upper arc surface bump; 16. a lower arc surface bump; 17. lifting the handle; 18. a lower limiting block; 19. and an upper limit block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-3, a water quality testing extraction instrument for environmental test includes the fixed base 1 that is equipped with bracing piece 2 in upper end, still includes: the upper end of the separating funnel support plate 3 is provided with a plurality of storage positions 5 and is fixedly connected to the support rod 2, wherein the edge of the separating funnel support plate 3 is provided with a plurality of gaps 6 which are respectively communicated with the storage positions 5; roof 4, sliding connection is at the upper end outer wall of bracing piece 2, wherein, the decurrent end cover 7 of a plurality of openings of last fixedly connected with of roof 4, a plurality of end covers 7 are corresponding with a plurality of positions of depositing 5 respectively, when liquid in the separating funnel is shaken evenly to needs, at first upwards lift roof 4, then place separating funnel and deposit in the position 5, then reset roof 4 lapse, end cover 7 can just cover the last port at separating funnel this moment, bull stick 9 then can insert separating funnel with stirring rake 10 in, gravity through roof 4 and end cover 7 can be more convenient fix the separating funnel, and the operation is simple and convenient more.

A plurality of driving motors 8 respectively and fixedly connected with the upper ends of the end covers 7, wherein the output ends of the driving motors 8 are connected with a rotating rod 9 through a shaking mechanism, the outer walls of the rotating rods 9 are fixedly connected with a stirring paddle 10, the shaking mechanism comprises a cylindrical block 11 connected with the upper end of the rotating rod 9, the upper end of the cylindrical block 11 is provided with a polygonal sliding hole 13, a polygonal rod 12 fixedly connected with an output shaft of the driving motor 8 is connected in the polygonal sliding hole 13 in a sliding manner, the polygonal rod 12 is elastically connected with the inner top of the polygonal sliding hole 13 through a reset spring 14, the upper end of the cylindrical block 11 is fixedly connected with a plurality of lower cambered surface convex blocks 16 distributed circumferentially, the inner top of the end cover 7 is fixedly connected with a plurality of upper cambered surface convex blocks 15 matched with the lower cambered surface convex blocks 16, the driving motors 8 can drive the cylindrical block 11 to rotate through the polygonal rod 12, the cylindrical block 11 can drive the rotating rod 9 to rotate, the bull stick 9 then can be through stirring rake 10 stirring liquid in separating funnel, and when cylindricality piece 11 rotated, the lower cambered surface lug 16 of cylindricality piece 11 upper end can indirectly touch last cambered surface lug 15, cylindricality piece 11 then can indirectly slide downwards, when cambered surface lug 15 was gone up in lower cambered surface lug 16 contactless, cylindricality piece 11 then can reset at automatic upwards sliding under reset spring 14's effect, it is reciprocal with this, pivoted cylindricality piece 11 can drive bull stick 9 and stirring rake 10 shake from top to bottom, thereby promote the efficiency to the liquid stirring.

The rotating rod 9 is detachably connected to the lower end of the cylindrical block 11, so that the stirring paddle 10 is conveniently detached, cleaned and replaced.

The bracing piece 2 is last fixedly connected with lower spacing piece 18, and lower spacing piece 18 is located the lower extreme of roof 4, and the top fixedly connected with of bracing piece 2 is gone up spacing piece 19, can have effectual upper and lower position to roof 4 to carry on spacingly.

The inner top of the end cover 7 is provided with an annular rubber ring, so that the sealing property between the end cover 7 and the separating funnel can be effectively improved.

The top plate 4 is fixedly provided with a lifting handle 17, so that the top plate 4 is more labor-saving and convenient to lift.

The working principle is as follows: in the utility model, when liquid in the separating funnel needs to be shaken uniformly and stirred, the top plate 4 is lifted upwards, then the separating funnel is placed in the storage position 5, then the top plate 4 is slid downwards to reset, at the moment, the end cover 7 is just covered on the upper port of the separating funnel, the rotating rod 9 and the stirring paddle 10 are inserted into the separating funnel, the separating funnel can be more conveniently fixed through the gravity of the top plate 4 and the end cover 7, the operation is simpler and more convenient, then the driving motor 8 is started, the driving motor 8 can drive the cylindrical block 11 to rotate through the polygonal rod 12, the cylindrical block 11 can drive the rotating rod 9 to rotate, the rotating rod 9 can stir the liquid in the separating funnel through the stirring paddle 10, when the cylindrical block 11 rotates, the lower cambered surface convex block 16 at the upper end of the cylindrical block 11 can indirectly touch the upper cambered surface convex block 15, and the cylindrical block 11 can indirectly slide downwards, when cambered surface lug 15 in the contact-free of cambered surface lug 16 down, cylindricality piece 11 then can be automatic upwards slide under reset spring 14's effect and reset to this is reciprocal, pivoted cylindricality piece 11 can drive bull stick 9 and stirring rake 10 shake from top to bottom, thereby promotes the efficiency to the liquid stirring, after dividing liquid, upwards lifts roof 4, can separate end cover 7 and stirring rake 10 simultaneously with separating funnel, makes the more simple and convenient of staff's operation.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a water quality testing extraction instrument for environmental testing, includes base (1) that the upper end is fixed to be equipped with bracing piece (2), its characterized in that still includes:

a separating funnel support plate (3) with a plurality of storage positions (5) arranged at the upper end is fixedly connected on the support rod (2),

wherein, the edge of the separating funnel support plate (3) is provided with a plurality of gaps (6) which are respectively communicated with the storage positions (5);

a top plate (4) which is connected with the outer wall of the upper end of the supporting rod (2) in a sliding way,

a plurality of end covers (7) with downward openings are fixedly connected to the top plate (4), and the end covers (7) correspond to the storage positions (5) respectively;

a plurality of driving motors (8) which are respectively and fixedly connected with the upper ends of the plurality of end covers (7),

wherein, it is a plurality of the output of driving motor (8) all is connected with bull stick (9), a plurality of through shake mechanism the equal fixedly connected with stirring rake (10) of outer wall of bull stick (9).

2. The water quality detection extraction tool for environment detection according to claim 1, wherein the shaking mechanism comprises a cylindrical block (11) connected to the upper end of a rotating rod (9), a polygonal sliding hole (13) is formed in the upper end of the cylindrical block (11), a polygonal rod (12) fixedly connected with an output shaft of a driving motor (8) is connected in the polygonal sliding hole (13) in a sliding mode, the polygonal rod (12) is elastically connected with the inner top of the polygonal sliding hole (13) through a return spring (14), a plurality of lower arc-shaped convex blocks (16) distributed circumferentially are fixedly connected to the upper end of the cylindrical block (11), and a plurality of upper arc-shaped convex blocks (15) matched with the lower arc-shaped convex blocks (16) are fixedly connected to the inner top of the end cover (7).

3. The water quality detection extraction tool for environmental detection as recited in claim 1, wherein the rotating rod (9) is detachably connected to the lower end of the cylindrical block (11).

4. The water quality detection extraction tool for environment detection as recited in claim 1, wherein the support rod (2) is fixedly connected with a lower limiting block (18), the lower limiting block (18) is located at the lower end of the top plate (4), and the top of the support rod (2) is fixedly connected with an upper limiting block (19).

5. The water quality detection extraction tool for environment detection as recited in claim 1, wherein an annular rubber ring is arranged at the inner top of the end cover (7).

6. The water quality detection extraction tool for environment detection as recited in claim 1, wherein a lifting handle (17) is fixedly mounted on the top plate (4).