CN216926226U

CN216926226U - Waste water sampling device

Info

Publication number: CN216926226U
Application number: CN202122453208.7U
Authority: CN
Inventors: 方小峰; 王悦新; 何珮宜; 丁九鼎; 王旭
Original assignee: Suzhou Yurun Environmental Technology Co ltd
Current assignee: Suzhou Yurun Environmental Technology Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-07-08
Anticipated expiration: 2031-10-12

Abstract

The utility model discloses a wastewater sampling device, which comprises a fixed bracket; two groups of sampling units are arranged on the fixed bracket; the sampling unit comprises a tank body, a rotating shaft and a helical blade; a water inlet and a water outlet are formed in the tank body; an upper space and a lower space are arranged between the water inlet and the water outlet; the rotating shaft is coaxially arranged in the tank body and rotates around the central axis of the rotating shaft; the helical blade is wound on the rotating shaft and is in clearance fit connection with the inner wall of the tank body; in the two groups of sampling units, an upper space and a lower space are arranged between the water inlet of one tank body and the water inlet of the other tank body; the device comprises a driving mechanism for driving the rotating shafts of the two groups of sampling units to rotate. The utility model can simultaneously carry out sampling operation on different positions of the wastewater, effectively improves the comprehensiveness of wastewater sampling, and has high efficiency of wastewater sampling operation, time saving and labor saving.

Description

Waste water sampling device

Technical Field

The utility model relates to the technical field of wastewater treatment equipment, in particular to a wastewater sampling device.

Background

When the wastewater is treated, the wastewater needs to be sampled and analyzed, and then a corresponding wastewater treatment process is formulated according to an analysis structure. In the waste water treatment of mill, waste water concentrates among the inflow waste water collecting box, when sampling this waste water, generally for utilizing the pail to draw waste water, sewage, pours into the sampling bottle, and this kind of collection mode can only be sampled to the waste water of top layer position, can not gather the waste water of bottom position and the waste water of middle level position, leads to waste water sampling analysis incomplete, and pollutant content detection error is great, influences the judgement to waste water pollution degree.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned technical problems, the present invention aims to: the utility model provides a waste water sampling device can carry out the sampling operation to the different positions of waste water simultaneously, effectively improves the comprehensiveness of waste water sampling, and waste water collection operating efficiency is high, labour saving and time saving.

The technical solution of the utility model is realized as follows: a waste water sampling device comprises a fixed bracket;

two groups of sampling units are arranged on the fixed bracket;

the sampling unit comprises a tank body, a rotating shaft and a helical blade; a water inlet and a water outlet are formed in the tank body; an upper space and a lower space are arranged between the water inlet and the water outlet; the rotating shaft is coaxially arranged in the tank body and rotates around the central axis of the rotating shaft; the helical blade is wound on the rotating shaft and is in clearance fit connection with the inner wall of the tank body;

in the two groups of sampling units, an upper space and a lower space are arranged between the water inlet of one tank body and the water inlet of the other tank body;

the device comprises a driving mechanism for driving the rotating shafts of the two groups of sampling units to rotate.

Further, the sampling unit comprises a sampling pipe and a filter screen; the first end of the sampling pipe is communicated with the water inlet; the second end of the sampling pipe is provided with an inclined plane which is obliquely arranged up and down; the inclined upper end of the inclined plane is far away from the tank body, and the inclined lower end of the inclined plane is close to the tank body; a sampling port is arranged on the inclined plane; the filter screen is attached to the inclined plane and covers the sampling port.

Further, the driving mechanism includes a rotating rod; the rotating rod is arranged on the fixed bracket and rotates around the central axis of the rotating rod; and the rotating shaft of each group of sampling units is in transmission connection with the rotating rod through a gear assembly.

Further, the gear assembly comprises a first conical gear arranged on the rotating rod and a second conical gear arranged on the rotating shaft; the first conical gear and the second conical gear are meshed with each other.

Furthermore, two ends of the fixed support are respectively provided with a fork-shaped end; the fork-shaped end comprises fork-shaped parts which are arranged at intervals; at least one group of the fork parts is in threaded connection with a positioning bolt; the positioning bolt has a positioning end portion disposed facing the interior space of the forked end.

Further, the opening of the fork-shaped end is arranged towards the lower side direction.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. according to the utility model, the water inlets of the tank bodies of the two acquisition units are respectively positioned at different height positions, so that the acquisition operation of wastewater at different positions can be realized, and the comprehensiveness of wastewater sampling is effectively improved. In addition, through actuating mechanism's cooperation use, can be in step carry the waste water sample in the jar body of two collection units to the delivery port and collected, effectively improve the efficiency of waste water collection operation, labour saving and time saving.

2. According to the utility model, the fixed support is used in a matched manner, and the forked end on the fixed support is clamped into the edge positions of the two sides of the waste water tank, so that the whole sampling device is positioned and fixed, the sampling device is convenient and quick to mount and dismount, time and labor are saved, and the efficiency of waste water collection operation is effectively improved.

Drawings

The technical scheme of the utility model is further explained by combining the accompanying drawings as follows:

FIG. 1 is a schematic three-dimensional structure of the overall structure of the present invention;

FIG. 2 is a front view structural schematic diagram of the present invention;

FIG. 3 is a schematic three-dimensional structure of a sampling unit according to the present invention;

FIG. 4 is a schematic cross-sectional view of the structure of FIG. 3;

wherein: 1. a sampling unit; 2. fixing a bracket; 21. a crotch part; 22. positioning the bolt; 3. a tank body; 31. a water inlet; 32. a water outlet; 33. a rotating shaft; 34. a helical blade; 35. a second conical gear; 4. a sampling tube; 41. a bevel; 411. a sampling port; 5. a filter screen; 6. rotating the rod; 61. a first conical gear.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Fig. 1 to 4 show a wastewater sampling device according to the present invention, which is installed in a wastewater tank or a wastewater tank, and samples wastewater by periodically collecting wastewater in the wastewater tank or the wastewater tank. The device comprises a fixed support 2. The fixed bracket 2 is formed by connecting a transverse member and longitudinal members installed at both ends of the transverse member. The fixed support 2 is intended to be mounted on a waste tank or a waste pond. Two groups of sampling units 1 are arranged on the fixed bracket 2. The two groups of sampling units 1 are the same except the outer shape and the size.

The sampling unit 1 includes a tank 3, a rotary shaft 33, and a helical blade 34. The tank body 3 is a closed cylinder structure, a cavity structure is formed inside the tank body 3, and a water inlet 31 and a water outlet 32 are processed on the side wall of the tank body 3. The water inlet 31 and the water outlet 32 are both communicated with the chamber structure, and the water inlet 31 and the water outlet 32 are arranged at intervals up and down. The water inlet 31 is positioned at the lower side position of the tank body 3, and the water outlet 31 is positioned at the upper side position of the tank body 3. The tank 3 is connected to a drain pipe connected to the water outlet 31, and the drain pipe has a certain length and extends a certain length along a predetermined direction. The rotary shaft 33 is coaxially installed in the tank 3 and rotates about its central axis. Specifically, the upper end of the rotating shaft 33 is rotatably connected with the top cover plate of the tank body 3 through a bearing, and the lower end of the rotating shaft 33 is rotatably connected with the bottom cover plate of the tank body 3 through a bearing, so that the rotating shaft 33 can rotate around the central axis of the rotating shaft. The helical blade 34 is wound on the rotating shaft 33 along the length direction of the rotating shaft 33 and is in clearance fit connection with the inner wall of the tank 3. This helical blade 34 is the conventional part among the prior art, when holding waste water in jar body 3, through rotating the pivot 33, and then can drive helical blade 34 and rotate, and then can carry the waste water in jar body 3 to delivery port 32 by water inlet 31. In this embodiment, two sets of sampling units 1 form an organic whole structure through the connecting piece, and in two sets of sampling units 1, be formed with interval from top to bottom between the water inlet 31 of the jar body 3 of one and the water inlet 31 of the jar body 3 of the other. When the two groups of sampling units 1 are placed in a wastewater pool or a wastewater tank, wastewater at the bottom layer position can enter the tank body 3 from the water inlet 31 at the lower position, and wastewater at the middle layer position can enter the tank body 3 from the water inlet 31 at the higher position. The device of the embodiment comprises a driving mechanism for driving the rotating shafts 33 of the two groups of sampling units 1 to rotate. Through the driving of the driving mechanism, the synchronous wastewater sampling work of the two groups of sampling units 1 can be completed.

The aforementioned drive mechanism comprises a rotary rod 6. The rotary rod 6 extends in a predetermined direction (the rotary rod 6 generally extends in the length or width direction of the wastewater tank or wastewater tank), and the rotary rod 6 is mounted on the fixed bracket 2 through a bearing housing so as to be rotatable about its central axis. The rotating shaft 33 of each group of sampling units 1 is in transmission connection with the rotating rod 6 through a gear assembly. Through rotating rotary rod 6, and then can drive the synchronous rotation of pivot 33 of two sets of sampling unit 1, and then can carry the waste water in two sets of jars of bodies 3 to delivery port 32 by water inlet 31 in step. The gear assembly described above includes a first conical gear 61 mounted on the rotary lever 6 and a second conical gear 35 mounted on the rotary shaft 33. The first conical gear 61 and the second conical gear 35 are meshed with each other.

In this embodiment, the sampling unit 1 further includes a sampling tube 4 and a filter screen 5. Sampling pipe 4 is hollow structure, and the first end of sampling pipe 4 is linked together with water inlet 31, and the second end processing of sampling pipe 4 has inclined plane 41 that the slope was arranged from top to bottom. The inclined upper end of the inclined surface 41 is far away from the tank 3, and the inclined lower end is close to the tank 3. The bevel 41 is provided with a sampling port 411. The sampling port 411 communicates with the interior of the sampling tube 4. The filter screen 5 is detachably attached to the inclined surface 41 and covers the sampling port 411. Through the above structural design, when waste water gets into jar body 3, filter screen 5 filters the waste residue, because filter screen 5 arranges for the slope equally, under action of gravity or rivers impact, at least some waste residue can be followed filter screen 5 and come off to can prevent that filter screen 5 from blockking up, prolong filter screen 5's life.

In this embodiment, two ends of the fixing bracket 2 are respectively processed with a fork-shaped end. The interior of the forked end forms an interior space. The fork ends comprise fork parts 21 arranged at a distance from each other. The distance between the two branches 21 is adapted to the thickness of the edge of the wastewater basin or wastewater tank. At least one of the fork parts 21 is connected with a positioning bolt 22 in a threaded manner. The positioning bolt 22 has a positioning end arranged facing the inner space of the fork-shaped end. By rotating the positioning bolt 22, the positioning end of the positioning bolt 22 can be moved into or out of the inner space of the fork-shaped end. In this embodiment, the fork end is formed at one end of the longitudinal member, and the opening of the fork end is disposed toward the lower side.

During the specific use, the forked end card on the fixed bolster 2 goes into the both sides border position of wastewater tank or wastewater disposal basin, revolve wrong positioning bolt 22, with positioning bolt 22's location tip and the side butt of wastewater tank or wastewater disposal basin, thereby accomplish the holistic location of sampling device and fix, the waste water of bottom position can get into jar body 3 by the water inlet 31 of lower position, the waste water of middle level position can get into jar body 3 by the water inlet 31 of higher position, rotate rotary rod 6, the waste water of bottom position and the waste water of middle level position are discharged by delivery port 32, and be collected via the drain pipe, thereby accomplish the sampling work of waste water.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A waste water sampling device comprises a fixed bracket; the method is characterized in that:

two groups of sampling units are arranged on the fixed bracket;

2. The wastewater sampling apparatus of claim 1, wherein: the sampling unit comprises a sampling pipe and a filter screen; the first end of the sampling pipe is communicated with the water inlet; the second end of the sampling pipe is provided with an inclined plane which is obliquely arranged up and down; the inclined upper end of the inclined plane is far away from the tank body, and the inclined lower end of the inclined plane is close to the tank body; a sampling port is arranged on the inclined plane; the filter screen is attached to the inclined plane and covers the sampling port.

3. The wastewater sampling apparatus of claim 1, wherein: the driving mechanism comprises a rotating rod; the rotating rod is arranged on the fixed bracket and rotates around the central axis of the rotating rod; and the rotating shaft of each group of sampling units is in transmission connection with the rotating rod through a gear assembly.

4. The wastewater sampling apparatus of claim 3, wherein: the gear assembly comprises a first conical gear arranged on the rotating rod and a second conical gear arranged on the rotating shaft; the first conical gear and the second conical gear are meshed with each other.

5. The wastewater sampling apparatus of claim 1, wherein: two ends of the fixed bracket are respectively provided with a fork-shaped end; the fork-shaped end comprises fork-shaped parts which are arranged at intervals; at least one group of the fork parts is in threaded connection with a positioning bolt; the positioning bolt has a positioning end portion disposed facing the interior space of the forked end.

6. The wastewater sampling apparatus of claim 5, wherein: the opening of the fork-shaped end is arranged towards the lower side direction.