CN213842735U

CN213842735U - Sewage sampling equipment

Info

Publication number: CN213842735U
Application number: CN202022064535.9U
Authority: CN
Inventors: 乔森; 王子良; 吴宏达
Original assignee: Hebei College of Industry and Technology
Current assignee: Hebei College of Industry and Technology
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-07-30
Anticipated expiration: 2030-09-18

Abstract

The utility model provides a sewage sampling equipment belongs to sewage treatment technical field, including inside casing, the sampling hose and the sample thief of installing water pump, motor and water tank. The utility model provides a sewage sampling equipment, at the sampling in-process, need not stretch into aquatic, the sampling is convenient with whole device. The same device can realize the sampling of different degree of depth different positions, and sampling efficiency is high. The sampling hose is connected with the water tank, and the water sample directly enters the water tank without being filtered for many times, so that the inaccuracy of the detection result caused by filtering is avoided.

Description

Sewage sampling equipment

Technical Field

The utility model belongs to the technical field of sewage treatment, more specifically say, relate to a sewage sampling equipment.

Background

Because different water bodies have different water qualities and different pollution degrees, different treatment methods are adopted for different water according to the pollution conditions. Therefore, sewage sampling is a key to sewage treatment.

At present, sewage sampling is limited by equipment and only can be used for collecting water samples at the riverbed of a water body, the collection range is limited, the sampling position is not accurate, and the sampling efficiency is low. The sewage extracted by the sampling equipment is filtered for many times, and the accuracy of a water sample detection result cannot be ensured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewage sampling device aims at solving the sewage collection scope and is limited, and sampling efficiency is low and the sampling can not guarantee the accurate problem of testing result after filtering.

In order to achieve the above object, the utility model adopts the following technical scheme: the sewage sampling equipment comprises a shell, wherein a motor box is arranged in the shell, a water pump is arranged on the upper end surface of the motor box, a motor used for driving the water pump to act is arranged in the motor box, and a water tank is also arranged in the shell; the sampling hose, the stiff end of sampling hose passes through the water pump is connected on the water tank, the free end of sampling hose passes the lateral wall of casing outwards extends, the sample thief that is used for gathering the sewage water sample is connected to the free end.

As another embodiment of the application, the sewage sampling device further comprises a reel positioned on the upper end face of the motor box, and the sampling hose is wound on the reel.

As another embodiment of this application, the sample thief is the three-way pipe, the first port of three-way pipe is connected the free end, two second ports of three-way pipe are used for gathering sewage water sample.

As another embodiment of the present application, the inner diameters of the two second ports are larger than the inner diameter of the first port.

As another embodiment of the present application, two of the second ports are provided with a bell mouth.

As another embodiment of the present application, the sampling hose is a dark opaque hose.

As another embodiment of the present application, the fixed end of the sampling hose is connected to the upper portion of the water tank.

As another embodiment of the present application, the water tank is provided with at least one water outlet pipe, and the water outlet pipe penetrates through the housing and extends outwards.

As another embodiment of the application, the bottom of the water tank is provided with a drain pipe which penetrates through the shell and extends outwards.

The utility model provides a sewage sampling equipment's beneficial effect lies in: compared with the prior art, the utility model discloses sewage sampling equipment need not stretch into aquatic, and the sampling is convenient with whole device. The same device can realize the sampling of different degree of depth different positions, and sampling efficiency is high. The sampling hose is connected with the water tank, and the collected water sample directly enters the water tank without being filtered for many times, so that the inaccuracy of the detection result caused by filtering is avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a front sectional view of a sewage sampling apparatus provided by an embodiment of the present invention;

FIG. 2 is a schematic view of the connection between the reel and the crank.

In the figure: 1. a housing; 2. a top cover; 3. a motor; 4. a reel; 5. a water pump; 6. a water tank; 7. a water outlet pipe; 8. a valve; 9. a blow-off pipe; 10. a blowoff valve; 11. a sampling hose; 12. a first port; 13. a sampler; 14. a second port; 15. a bell mouth; 16. a water inlet; 17. a through hole; 18. a crank handle.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and fig. 2, the sewage sampling apparatus provided by the present invention will now be described. The sewage sampling device comprises a shell 1 and a sampling hose 11. A motor box is arranged in the shell 1, a water pump 5 is arranged on the upper end face of the motor box, a motor 3 for driving the water pump 5 to move is arranged in the motor box, and a water tank 6 is also arranged in the shell 1; the stiff end of sampling hose 11 passes through water pump 5 to be connected on water tank 6, and the free end of sampling hose 11 passes the lateral wall of casing 1 and outwards extends, and the sample thief 13 that is used for gathering the sewage water sample is connected to the free end.

The utility model provides a sewage sampling equipment compares with prior art, and 13 protractile underwater sewage of taking different positions of sample thief connect sampling hose 11, with the sewage water sample of the different degree of depth different positions in inhaling water tank 6. In the sampling process, the device does not need to extend the whole device into water, and the sampling is convenient. The same device can realize the sampling of different degree of depth different positions, and sampling efficiency is high. Sampling hose 11 connects water tank 6, and the water sample of taking directly gets into water tank 6 and need not carry out a lot of filtration, avoids because of the inaccurate testing result that filters and arouse.

Optionally, an openable top cover 2 is arranged on the housing 1, and the water tank 6 and other devices inside the housing 1 can be detached. After each sampling, the water tank 6 needs to be thoroughly cleaned to prevent pollution to subsequent water samples and influence on detection results. A through hole 17 is formed in the side wall of the shell 1, the sampling hose 11 extends outwards through the through hole 17, and the sampler 13 connected with the free end of the sampling hose 11 is located outside the shell 1. The sampler 13 selects stainless steel material, prevents that the sampling hose 11 is soft and light to fix a position inaccurately in aqueous, and stainless steel material can not rust and avoid producing secondary pollution to the water sample.

As a specific implementation manner of the sewage sampling apparatus provided by the present invention, please refer to fig. 1 and 2, the sewage sampling apparatus further includes a reel 4 located on the upper end surface of the motor box, and the sampling hose 11 is wound on the reel 4. In this embodiment, the sewage composition of different water levels has certain difference, and the sewage water sample collection of different water levels can be realized to the length of sampling hose 11, and sampling hose 11 is around on spool 4 at the inside part of casing 1, prevents that sampling hose 11 from piling up in casing 1 inside and knoing, influences normal use.

Optionally, a crank 18 is provided at one end of the reel 4 and penetrates through the housing 1, and before sampling, the crank 18 is held by hand to rotate to place the sampling hose 11 on the reel 4 at a sampling position. After the sampling is finished, the sampling tube 11 is manually wound onto the reel 4.

As a specific implementation manner of the sewage sampling apparatus provided by the utility model, please refer to fig. 1, the sampler 13 is a three-way pipe, the free end is connected to the first port 12 of the three-way pipe, and two second ports 14 of the three-way pipe are used for gathering the sewage water sample. In this embodiment, the sampler 13 is a three-way pipe, and when the sampler 13 extends into water for sampling, the sampling and pumping are performed after the three-way pipe is filled with water and has a stable state. The two second ports 14 of the three-way pipe are communicated, so that water can flow through the three-way pipe, and the stable sewage state is ensured during sampling.

As a specific embodiment of the sewage sampling apparatus provided by the present invention, please refer to fig. 1, the inner diameters of the two second ports 14 are larger than the inner diameter of the first port 12. In this embodiment, the inner diameter of the pipeline through which the two second ports 14 are communicated is larger than the inner diameter of the first port 12, when the sewage sampling device samples water, a sewage water sample enters the sampler 13 through the second port 14, and when the inner diameter of the second port 14 is larger than the inner diameter of the first port 12, the flow rate of the first port 12 is larger than the flow rate of the second port 14 in the sampling process. The smaller the flow rate, the less the sampler 13 affects the whole sewage sampling. The influence of sampling on sewage can be effectively reduced by the large inner diameter of the second port 14, and inaccurate sampling caused by large fluctuation at the sampling position is avoided.

As a specific embodiment of the sewage sampling apparatus provided in the present invention, please refer to fig. 1, two second ports 14 are provided with a bell mouth 15. In this embodiment, the two second ports 14 are provided with the bellmouths 15, and the bellmouths 15 gradually increase from the two second ports 14 to the two ends respectively. When the sampler 13 is used for sampling, the bell mouth 15 can further reduce the water flow speed entering the two second ports 14, so as to reduce the fluctuation of sewage in the sampling process.

As a specific embodiment of the sewage sampling apparatus provided by the present invention, please refer to fig. 1, the sampling hose 11 is a dark opaque hose. In this embodiment, because partial sewage requires the shading, sampling hose 11 stretches out casing 1, adopts dark opaque hose to reach the shading effect, does not destroy the water sample as far as, guarantees the accuracy that detects.

Optionally, length scales are marked on the sampling hose 11, the scale at the port connected with the sampler 13 is 0, and the sampling hose 11 with the scales is easier to determine the position of the sampling area.

As a specific embodiment of the sewage sampling device provided by the present invention, please refer to fig. 1, the fixed end of the sampling hose 11 is connected to the upper portion of the water tank 6. In this embodiment, sampling hose 11 passes through water pump 5 and connects water tank 6, and sampling hose 11 connects on the upper portion of water tank 6, avoids water level in the water tank 6 to produce the resistance to the hose.

As a specific implementation manner of the sewage sampling device provided by the present invention, please refer to fig. 1, at least one outlet pipe 7 is arranged on the water tank 6, and the outlet pipe 7 runs through the casing 1 and extends outwards. One side of the water tank 6 close to the shell 1 is provided with at least one water outlet pipe 7, and water in the water tank 6 is subpackaged and detected through the water outlet pipe 7. The water outlet pipe 7 of the water tank 6 is arranged on the side wall of the water tank 6 to reduce the influence of impurities on the water quality detection result. The water outlet pipe 7 is provided with a valve 8 for controlling the opening and closing state of the water outlet pipe 7.

Optionally, two water outlets are formed in the side wall of the water tank 6, one water outlet is located in the upper third of the water tank 6, and the other water outlet is located in the lower third of the water tank 6. Some sewage water samples carry out preliminary sedimentation through water tank 6, can appear the layering after the sediment, and the delivery port on accessible upper portion takes out more clear water sample when detecting, takes out comparatively muddy water sample through the delivery port of lower part and separately detects. And the sewage which is not subjected to sample separation is taken out through different water outlets, so that the accuracy of the detection result is ensured.

As a specific embodiment of the sewage sampling device provided by the utility model, please refer to fig. 1, the bottom of the water tank 6 is provided with the blow-off pipe 9, and the blow-off pipe 9 runs through the casing 1 and extends outwards. In this embodiment, can leave over some sewage samples in the water tank 6 after the sample, impurity such as some mud may be left to 6 bottoms of water tank, and 6 bottoms of water tank are equipped with blow off pipe 9 and are used for discharging the impurity of leaving over in sewage sample and the water tank 6. A drain valve 10 is arranged on the drain pipe 9.

Optionally, be equipped with water inlet 16 in the upper end of water tank 6, leave over sewage exhaust back in the water tank 6, wash 6 insides of water tank through water inlet 16 to ensure that subsequent sewage water sample can not by secondary pollution.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An apparatus for sampling wastewater, comprising:

the water pump is arranged on the upper end face of the motor box, a motor used for driving the water pump to act is arranged in the motor box, and a water tank is also arranged in the shell;

the sampling hose, the stiff end of sampling hose passes through the water pump is connected on the water tank, the free end of sampling hose passes the lateral wall of casing outwards extends, the sample thief that is used for gathering the sewage water sample is connected to the free end.

2. The sewage sampling apparatus of claim 1, further comprising:

and the winding shaft is positioned on the upper end face of the motor box, and the sampling hose is wound on the winding shaft.

3. The wastewater sampling apparatus according to claim 1, wherein the sampler is a three-way pipe, a first port of the three-way pipe is connected to the free end, and two second ports of the three-way pipe are used for collecting wastewater samples.

4. The waste water sampling apparatus of claim 3, wherein the two second ports have an inner diameter greater than the inner diameter of the first port.

5. The waste water sampling apparatus of claim 4 wherein both of the second ports are flared.

6. The wastewater sampling apparatus of claim 1, wherein the sampling hose is a dark opaque hose.

7. The sewage sampling apparatus of claim 1, wherein a fixed end of the sampling hose is connected to an upper portion of the water tank.

8. The waste water sampling device of claim 7 wherein the water tank is provided with at least one outlet tube extending outwardly through the housing.

9. The sewage sampling apparatus of claim 8 wherein a drain is provided at the bottom of the tank, the drain extending outwardly through the housing.