CN213481787U

CN213481787U - Sludge sampling device for sewage treatment

Info

Publication number: CN213481787U
Application number: CN202022777250.XU
Authority: CN
Inventors: 赖梅英
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-06-18
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a sludge sampling device for sewage treatment, include the protective housing and install the motor in the protective housing, the bottom fixed mounting of protective housing has the sampling chamber, the output shaft of motor runs through protective housing and sampling chamber and sets up the pivot fixed connection in the sampling chamber, the sampling chamber bottom is provided with the sample connection, fixed mounting has the screw that passes the sample connection in the pivot. The screw can constantly cut mud, with the continuous upward transmission of mud, alleviates the degree of difficulty of artifical sample, makes the mud sample more convenient.

Description

Sludge sampling device for sewage treatment

Technical Field

The utility model relates to a relevant equipment of sewage treatment specifically is a sludge sampling device for sewage treatment.

Background

With the increasing severity of water pollution, sewage treatment plants are widely used worldwide. The sewage treatment plant has the advantages of high efficiency and low consumption, and can effectively remove pollutants such as COD/BOD, N, P and the like in the sewage under certain conditions. The characteristics and the components of the activated sludge in the aeration tank of the sewage treatment plant are researched, so that the important effect of improving the treatment efficiency of the sewage treatment plant is achieved.

At present, a device for collecting activated sludge in a sewage treatment plant is a simple water bucket or a cylindrical glass tube with a scale and a sealed end. Manual collection is comparatively troublesome, can only gather the mud on aeration tank top layer, and it is comparatively difficult to want deep collection, and at the in-process of sampling under water moreover, owing to receive the water flow influence, the sediment disturbance often can take place, and the sample breaks away from or runs off to and can't keep the circumstances such as sediment structure original state, thereby can't carry out quantitative sampling, thereby influence the accuracy of research work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sludge sampling device for sewage treatment to solve the problem that proposes in the above-mentioned background art.

For solving the deficiencies of the prior art, the utility model provides a following technical scheme:

the utility model provides a sludge sampling device for sewage treatment, includes the protective housing and installs the motor in the protective housing, the bottom fixed mounting of protective housing has the sampling chamber, the output shaft of motor runs through protective housing and sampling chamber and sets up the pivot fixed connection in the sampling chamber, the sampling chamber bottom is provided with the sample connection, fixed mounting has the screw that passes the sample connection in the pivot.

As an improved scheme of the utility model: the sampling chamber is provided with an unloading opening, the unloading opening shell is provided with a cover plate for plugging the unloading opening, the cover plate is hinged on the sampling chamber, and the cover plate is fixed with the sampling chamber through a fastener.

As a further aspect of the present invention: and a pressing plate in threaded fit with the rotating shaft is arranged in the sampling chamber.

As a further aspect of the present invention: the bottom fixed mounting of sampling chamber has the fixed plate, the fixed plate cover is established outside the screw, connecting plate and bottom plate have connected gradually on the fixed plate.

As the utility model discloses an optimization scheme: the screw is the trend of spiral shell screwing in, and the top of screw is located the sampling chamber.

As another optimization scheme of the utility model: the bottom fixed mounting of sampling chamber has a plurality of auxiliary structures, auxiliary structure is including fixing the guide bar in the sampling chamber below, the guide bar sets up in support piece, be provided with the mounting panel fixed with the guide bar in the support piece, the mounting panel with install the spring fixed connection in support piece.

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

1. the screw can constantly cut mud, with the continuous upward transmission of mud, alleviates the degree of difficulty of artifical sample, makes the mud sample more convenient.

2. Along with the continuous deepening of screw, the mud that is carried up can be according to its transport precedence order by extrusion evenly distributed around to in proper order from the pivot, therefore is located the peripheral mud in the sampling room generally the surface layer mud, and the more nearly representative mud originally locates the position deepening of pivot.

Drawings

FIG. 1 is a diagram: a front view of a sludge sampling device for sewage treatment;

FIG. 2 is a diagram of: a three-dimensional diagram of a sampler of a sludge sampling device for sewage treatment;

FIG. 3 is a diagram of: a schematic diagram of an auxiliary mechanism of a sludge sampling device for sewage treatment;

in the figure: 1-protective shell, 2-motor, 3-sampling chamber, 4-pressure plate, 5-unloading port, 6-cover plate, 7-fastener, 8-rotating shaft, 9-sampling port, 10-fixing plate, 11-connecting plate, 12-bottom plate, 13-guide rod, 14-mounting plate, 15-spring, 16-supporting piece and 17-propeller.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1 and 2, the embodiment provides a sludge sampling device for sewage treatment, which includes a protective shell 1 and a motor 2 installed in the protective shell 1, a sampling chamber 3 is fixedly installed at the bottom of the protective shell 1, an output shaft of the motor 2 penetrates through the protective shell 1 and the sampling chamber 3 and is fixedly connected with a rotating shaft 8 arranged in the sampling chamber 3, a sampling port 9 is arranged at the bottom of the sampling chamber 3, and a propeller 17 penetrating through the sampling port 9 is fixedly installed on the rotating shaft 8. During the use, place the device on aeration tank bottom mud, start motor 2 drives pivot 8 and rotates, and screw 17 that is located pivot 8 can constantly cut mud to with mud continuous upwards transmission, and save in sampling chamber 3. With the continuous deepening of the propeller 17, the sludge conveyed upwards is sequentially extruded and uniformly distributed from the rotating shaft 8 to the periphery according to the conveying sequence, so that the sludge at the inner periphery of the sampling chamber 3 is generally surface sludge, and the closer to the rotating shaft 8, the deeper the original position of the sludge is.

Please refer to fig. 1, which is another preferred embodiment of the present invention: the sampling chamber 3 is provided with an unloading opening 5, a cover plate 6 for plugging the unloading opening 5 is arranged on the shell of the unloading opening 5, the cover plate 6 is hinged on the sampling chamber 3, and the cover plate 6 is fixed with the sampling chamber 3 through a fastener 7. After sampling, the fastener 7 is loosened, the cover plate 6 is opened, and the sludge sample stored in the sampling chamber 3 is taken out and transferred to the detection equipment.

Please refer to fig. 1, which is another preferred embodiment of the present invention: and a pressing plate 4 in threaded fit with the rotating shaft 8 is arranged in the sampling chamber 3. After the sampling is completed, the cover plate 6 is opened, the motor 2 is started, the pressing plate 4 moves downwards, and the sludge in the sampling chamber 3 is extruded, so that the sludge can be taken out more quickly.

Please refer to fig. 1, which is a further preferred embodiment of the present invention: the bottom fixed mounting of sampling chamber 3 has fixed plate 10, fixed plate 10 cover is established outside screw 17, connecting plate 11 and bottom plate 12 have connected gradually on the fixed plate 10. When the sampling chamber is used, the bottom plate 12 is extruded along the outer wall of the connecting plate 11 and moves upwards along the outer wall of the fixing plate 10 along with the continuous penetration of the propeller 17, then the connecting plate 11 moves upwards along the outer wall of the fixing plate 10, the connecting plate 11 and the bottom plate 12 can prevent sludge from sliding off the propeller 17 along with the upward movement of more and more sludge along the propeller 17, and sludge at different depths can be continuously conveyed into the sampling chamber 3.

Please refer to fig. 1 and fig. 2, which are another preferred embodiment of the present invention: the propeller 17 is in a spiral-up trend, and the uppermost end of the propeller 17 is positioned in the sampling chamber 3. The screw-up propeller 17 ensures that the sludge is conveyed upwards when the propeller 17 is rotated.

Please refer to fig. 1 and fig. 3, which are another embodiment of the present invention: the bottom fixed mounting of sampling chamber 3 has a plurality of auxiliary structures, auxiliary structure is including fixing guide bar 13 in sampling chamber 3 below, guide bar 13 sets up in support piece 16, be provided with in the support piece 16 with the fixed mounting panel 14 of guide bar 13, mounting panel 14 and the spring 15 fixed connection who installs in support piece 16. When the sludge sampling device samples, the supporting piece 16 in the auxiliary structure is extruded along with the screw 17 continuously extending into the sludge, the spring 15 is extruded, the supporting piece 16 moves upwards along the guide rod 13, and the auxiliary structures can keep the whole sampling device not inclined in the working process and keep the stability of the whole device.

The utility model discloses a theory of operation is:

during the use, place the device on aeration tank bottom mud, starter motor 2, drive pivot 8 and rotate, the screw 17 that is located on the pivot 8 can constantly cut mud, along with the continuous deepening of screw 17, bottom plate 12 is extruded, move up along the outer wall of connecting plate 11, then connecting plate 11 moves up along the outer wall of fixed plate 10, along with more and more mud moves up along screw 17, fixed plate 10, connecting plate 11 and bottom plate 12 can block mud from screw 17 landing, support piece 16 among the auxiliary structure is extruded, and then spring 15 is extruded, support piece 16 moves up along guide bar 13, a plurality of auxiliary structure can keep whole sampling device not slope in the course of the work, mud is continuous constantly upwards to transmit, save in sampling chamber 3. After the sample is accomplished, loosen fastener 7, open apron 6, starter motor 2 lets clamp plate 4 downstream, and the mud in the extrusion sampling chamber 3 makes mud can more swift take out, shifts to in the check out test set.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a sludge sampling device for sewage treatment, includes protective housing (1) and installs motor (2) in protective housing (1), its characterized in that, the bottom fixed mounting of protective housing (1) has sampling chamber (3), the output shaft of motor (2) runs through protective housing (1) and sampling chamber (3) and pivot (8) fixed connection of setting in sampling chamber (3), sampling chamber (3) bottom is provided with sample connection (9), fixed mounting has screw (17) that pass sample connection (9) in pivot (8).

2. The sludge sampling device for sewage treatment as claimed in claim 1, wherein the sampling chamber (3) is provided with an unloading opening (5), the unloading opening (5) is provided with a cover plate (6) for blocking the unloading opening (5), the cover plate (6) is hinged on the sampling chamber (3), and the cover plate (6) is fixed with the sampling chamber (3) through a fastener (7).

3. The sludge sampling device for sewage treatment as claimed in claim 2, wherein the pressure plate (4) which is in threaded fit with the rotating shaft (8) is arranged in the sampling chamber (3).

4. The sludge sampling device for sewage treatment as claimed in claim 2, wherein the bottom of the sampling chamber (3) is fixedly provided with a fixing plate (10), the fixing plate (10) is sleeved outside the propeller (17), and the fixing plate (10) is sequentially connected with a connecting plate (11) and a bottom plate (12).

5. A sludge sampling device for sewage treatment according to claim 4, characterized in that the propeller (17) is in a spiral rising trend, and the uppermost end of the propeller (17) is positioned in the sampling chamber (3).

6. The sludge sampling device for sewage treatment according to any one of claims 1 to 5, wherein a plurality of auxiliary structures are fixedly mounted at the bottom of the sampling chamber (3), the auxiliary structures comprise guide rods (13) fixed below the sampling chamber (3), the guide rods (13) are arranged in a support member (16), a mounting plate (14) fixed with the guide rods (13) is arranged in the support member (16), and the mounting plate (14) is fixedly connected with springs (15) arranged in the support member (16).