CN215573989U

CN215573989U - Sewage sampling and collecting device for environmental engineering

Info

Publication number: CN215573989U
Application number: CN202120774996.7U
Authority: CN
Inventors: 韩立
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2022-01-18
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses a sewage sampling and collecting device for environmental engineering, which consists of a bottom shell, a limiting ring, a fixing ring, a main body shell, a liquid inlet hole, a piston, a helical blade, a connecting rod, liquid storage cavities, a rotating shaft, a mounting hole, a mounting seat, a stepping motor, a clamping bead, a spring, a clamping groove, a rotating drum, a yielding groove and a baffle plate. The utility model overcomes the defects of the prior art, has simple structure and convenient use, can respectively sample sewage of different water layers and can ensure the uniformity of sewage sampling.

Description

Sewage sampling and collecting device for environmental engineering

Technical Field

The utility model relates to the technical field of sample collection, in particular to a sewage sampling and collecting device for environmental engineering.

Background

In the environmental engineering field, need take a sample earlier collection to sewage to the processing of sewage usually, then carry out the analysis to its composition, and the suspension impurity that contains in the different degree of depth water layer is different, then need take a sample respectively to the water layer of the different degree of depth, guarantee the accuracy of testing and analyzing, current sampling device can only take a sample one by one to the water layer of the different degree of depth usually, and the use is inconvenient, and at the in-process of taking a sample, the container exposes in the air, the easy oxidation of chemical composition in the sewage influences the testing result.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the defects of the prior art and provides a sewage sampling and collecting device for environmental engineering, which is used for carrying out fixed-depth layered sampling on sewage, is convenient to use, can ensure the tightness of a sewage sample and ensures the sewage detection and analysis effects.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: a sewage sampling and collecting device for environmental engineering comprises a bottom shell, a limiting ring, a fixing ring, a main body shell, a liquid inlet hole, a piston, helical blades, a connecting rod, liquid storage cavities, a rotating shaft, a mounting hole, a mounting seat, a stepping motor, clamping beads, springs, clamping grooves, a rotating drum, a abdicating groove and a baffle plate, wherein the bottom shell is arranged at the lower part of the main body shell, the stepping motor is arranged in the bottom shell, a motor shaft of the stepping motor penetrates through and extends into the main body shell, the rotating drum is rotatably arranged in the main body shell, the inner walls of the rotating drum and the main body shell are attached, the rotating shaft is arranged at the center of the rotating drum and is connected with the motor shaft of the stepping motor, two liquid storage cavities are arranged in the rotating drum and are symmetrically distributed, the liquid storage cavities penetrate through the upper part of the rotating drum, four clamping grooves are arranged on the outer wall of the rotating drum at equal angles along the circumferential direction of the rotating drum, the abdicating groove is arranged on the inner wall of the main body shell, the utility model discloses a stepping motor, including a main body shell, a stepping motor, a baffle, a connection rod, a plurality of lead screws, a battery and a stepping motor electric connection are arranged in the stepping motor, the bottom shell is provided with the balancing weight.

Further, the cross section of the rotating shaft is hexagonal, so that the rotating shaft and the rotary drum can be stably connected.

Furthermore, the lower part of the rotary drum is provided with a limiting ring, and the inner wall of the main body shell is provided with a limiting groove clamped with the limiting ring, so that the rotary drum can be limited.

Furthermore, the area of the notch of the clamping groove is larger than that of the groove bottom, so that the clamping beads can be guided.

Furthermore, the mouth part of the liquid inlet hole is provided with a piston which can block the liquid inlet hole.

Furthermore, the piston is made of rubber materials, so that the air tightness of the piston can be enhanced.

Further, the inside filter screen that is provided with of feed liquor hole can filter sewage.

Furthermore, connecting rod and main part shell looks spiro union, can convenient to detach and installation, it is convenient to use.

Furthermore, step motor rotates 90 at every turn, can make card pearl and the corresponding block of draw-in groove, fixes the rotary drum.

Compared with the prior art, the utility model has the advantages that: the clamping beads, the clamping grooves and the abdicating grooves can clamp and fix the rotary drum, so that the liquid storage cavity is correspondingly communicated with the liquid inlet hole to collect sewage; the connecting rod and the helical blade can rotate under the action of water flow to stir the corresponding water layer, so that the uniformity of sewage sampling is ensured; the stepping motor, the rotary drum and the liquid storage cavity are arranged, so that the liquid storage cavity can be sequentially communicated with the liquid inlet hole through the rotation of the rotary drum, the sewage of different water layers can be respectively sampled, and the use is convenient;

drawings

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

FIG. 2 is a schematic view of the structure of the drum of the present invention.

As shown in the figure: 1. bottom shell, 2, spacing ring, 3, solid fixed ring, 4, main part shell, 5, feed liquor hole, 6, piston, 7, helical blade, 8, connecting rod, 9, stock solution cavity, 10, axis of rotation, 11, mounting hole, 12, mount pad, 13, step motor, 14, card pearl, 15, spring, 16, draw-in groove, 17, rotary drum, 18, the groove of stepping down, 19, baffle.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model is implemented concretely, the sewage sampling and collecting device for environmental engineering is composed of a bottom shell 1, a limiting ring 2, a fixing ring 3, a main body shell 4, a liquid inlet hole 5, a piston 6, a helical blade 7, a connecting rod 8, a liquid storage cavity 9, a rotating shaft 10, a mounting hole 11, a mounting seat 12, a stepping motor 13, a clamping bead 14, a spring 15, a clamping groove 16, a rotating drum 17, a yielding groove 18 and a baffle plate 19, wherein the bottom shell 1 is arranged at the lower part of the main body shell 4, the stepping motor 13 is arranged in the bottom shell 1, a motor shaft of the stepping motor 13 penetrates and extends to the inside of the main body shell 4, the rotating drum 17 is rotatably arranged in the main body shell 4, the rotating drum 17 is attached to the inner wall of the main body shell 4, the rotating shaft 10 is arranged at the center of the rotating drum 17 and is connected with the motor shaft of the stepping motor 13, two liquid storage cavities 9 are arranged in the rotating drum 17, and the two liquid storage cavities 9 are distributed symmetrically, the liquid storage cavity 9 penetrates through the upper part of the rotary drum 17, four clamping grooves 16 are formed in the outer wall of the rotary drum 17 at equal angles along the circumferential direction of the rotary drum 17, a yielding groove 18 is formed in the inner wall of the main body shell 4, a spring 15 is arranged inside the yielding groove 18, a baffle 19 is arranged inside the yielding groove 18 and is connected with the spring 15, a clamping bead 14 is arranged inside the yielding groove 18 and supports against the baffle 19, the clamping bead 14 corresponds to the clamping groove 16, a liquid inlet hole 5 is formed in the top of the main body shell 4, one end of a connecting rod 8 is arranged at the center of the top of the main body shell 4, a rotating sleeve is arranged at the other end of the connecting rod 8, a plurality of spiral blades 7 are arranged on the rotating sleeve at equal angles, a fixing ring 3 is arranged on the main body shell 4 in a sleeved mode, a plurality of mounting seats 12 are arranged at equal angles on the fixing ring 3, mounting holes 11 are formed in the mounting seats 12, a battery is arranged inside the bottom shell 1, the battery is electrically connected with the stepping motor 13, a balancing weight is arranged in the bottom shell 1, and the stepping motor 13 is in signal connection with an external control system.

The cross section of the rotating shaft 10 is hexagonal, the lower part of the rotating drum 17 is provided with a limiting ring 2, the inner wall of the main body shell 4 is provided with a limiting groove clamped with the limiting ring 2, the area of the notch of the clamping groove 16 is larger than that of the groove bottom, the opening of the liquid inlet hole 5 is provided with a piston 6, the piston 6 is made of rubber, a filter screen is arranged inside the liquid inlet hole 5, the connecting rod 8 is in threaded connection with the main body shell 4, and the stepping motor rotates 90 degrees at each time.

The working principle of the utility model is as follows: the collecting device is connected with an external traction device through a mounting hole 11 on a mounting seat 12, in an initial state, two liquid storage cavities 9 and the top of a main body shell 4 correspondingly form a plug, a piston 6 is pulled out, the collecting device is put into a position where a sample needs to be collected, the depth of the collecting device is controlled by the traction device, the stepping motor 13 is started by the external control system, the stepping motor 13 is started to drive the rotating shaft 10 to rotate for 90 degrees, so that the liquid storage cavity 9 is correspondingly communicated with the liquid inlet hole 5 to collect the sewage of the corresponding water layer, during the collection, the water flow drives the helical blade 7, causing the helical blade 7 to rotate, the corresponding water layer is stirred, so that suspended impurities in the water layer can be uniformly mixed, the depth of the collecting device is adjusted again through the external traction device, and the repeated steps enable the sewage of the corresponding water layer to be collected through another liquid storage cavity 9.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a sewage sampling device for environmental engineering which characterized in that: comprises a bottom shell (1), a limiting ring (2), a fixing ring (3), a main body shell (4), a liquid inlet hole (5), a piston (6), a helical blade (7), a connecting rod (8), a liquid storage cavity (9), a rotating shaft (10), a mounting hole (11), a mounting seat (12), a stepping motor (13), a clamping bead (14), a spring (15), a clamping groove (16), a rotating drum (17), an abdicating groove (18) and a baffle plate (19), wherein the bottom shell (1) is arranged at the lower part of the main body shell (4), the stepping motor (13) is arranged in the bottom shell (1), a motor shaft of the stepping motor (13) penetrates and extends into the main body shell (4), the rotating drum (17) is rotatably arranged in the main body shell (4), the rotating drum (17) is attached to the inner wall of the main body shell (4), the rotating shaft (10) is arranged at the center of the rotating drum (17) and is connected with the motor shaft of the stepping motor (13), the inside two stock solution cavities (9) of opening of rotary drum (17), two stock solution cavity (9) symmetric distribution, stock solution cavity (9) run through the upper portion of rotary drum (17), the angle such as circumference along rotary drum (17) is opened on the outer wall of rotary drum (17) has four draw-in grooves (16), it has the groove of stepping down (18) to open on the inner wall of main part shell (4), the inside spring (15) that is provided with of groove of stepping down (18), inside the groove of stepping down (18) is arranged in to baffle (19), and is connected with spring (15), inside the groove of stepping down (18) is arranged in to calorie pearl (14), and support with baffle (19) mutually, it is corresponding to block pearl (14) and draw-in groove (16), it has feed liquor hole (5) to open on the top of main part shell (4), the top center of main part shell (4) is arranged in to the one end of connecting rod (8), the other end of connecting rod (8) is provided with the rotation cover, rotate to sheathe in equal angle and be provided with a plurality of helical blade (7), gu fixed ring (3) cover is arranged in on main part shell (4), gu fixed ring (3) equal angle is provided with a plurality of mount pads (12), it has mounting hole (11) to open on mount pad (12), drain pan (1) inside has put the battery, battery and step motor (13) electric connection, drain pan (1) inside has put the balancing weight.

2. The sewage sampling and collecting device for environmental engineering according to claim 1, characterized in that: the cross section of the rotating shaft (10) is hexagonal.

3. The sewage sampling and collecting device for environmental engineering according to claim 1, characterized in that: the lower part of the rotary drum (17) is provided with a limiting ring (2), and the inner wall of the main body shell (4) is provided with a limiting groove clamped with the limiting ring (2).

4. The sewage sampling and collecting device for environmental engineering according to claim 1, characterized in that: the area of the notch of the clamping groove (16) is larger than that of the groove bottom.

5. The sewage sampling and collecting device for environmental engineering according to claim 1, characterized in that: and a piston (6) is arranged at the opening part of the liquid inlet hole (5).

6. The sewage sampling and collecting device for environmental engineering according to claim 5, wherein: the piston (6) is made of rubber.

7. The sewage sampling and collecting device for environmental engineering according to claim 1, characterized in that: and a filter screen is arranged in the liquid inlet hole (5).

8. The sewage sampling and collecting device for environmental engineering according to claim 1, characterized in that: the connecting rod (8) is in threaded connection with the main body shell (4).

9. The sewage sampling and collecting device for environmental engineering according to claim 1, characterized in that: the stepping motor (13) rotates 90 degrees each time.