Sampling device for sewage treatment

Abstract

The utility model provides a sampling device for sewage treatment, which comprises a buoy, the lower part of the buoy is detachably provided with a sampling mechanism, the sampling mechanism comprises an air bag which is arranged in the buoy and is communicated with an air pump, the lower part of the buoy is detachably provided with a drainage plate, and a plurality of sampling pipes which are communicated with the air bag are inserted into the drainage plate. The portion, communicated with the air bag, of the upper portion of each sampling pipe is provided with a waterproof breathable film, the lower portion of each sampling pipe is provided with a suction nozzle, a filter screen is arranged in each suction nozzle, and the suction nozzles are detachably arranged on the lower portions of the sampling pipes. According to the sampling device, sewage at different depths in a plurality of areas can be sampled at the same time through the plurality of sampling pipes, impurities in the sewage can be filtered at the same time, and the problem that a traditional sampling device can only sample liquid at the same height in the same area each time; and impurities in the sewage extracted by the sampling pipe cannot be blocked and filtered.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage sampling device technical field, concretely relates to a sampling device for sewage treatment. BACKGROUND

[0002] Sewage sampling can be used to monitor and assess the pollution level of urban and industrial areas. By analyzing the chemical substances, microorganisms and other pollutants in the sewage samples, the concentration and types of pollutants in the sewage can be understood, so as to assess the environmental quality and the degree of pollution, which can be used to assess the quality of water bodies, by comparing and analyzing the samples of water in and out, the efficiency and removal rate of the sewage treatment system can be determined, so as to guide the operation and improvement of the sewage treatment plant, sewage sampling plays an important role in environmental protection, water quality management and public health, which can provide key data and information for decision making, problem solving and resource management.

[0003] In the Chinese utility model patent with the publication number CN219475065U, a sewage sample collection device is disclosed, which aims at the problem that the existing sewage sample collection device has a small collection range and cannot collect water in a far area when in use. The present application proposes the following scheme, which includes a connecting sleeve, a connecting pipe is slidably installed in the connecting sleeve, a hollow column is fixedly installed at one end of the connecting pipe, a suction pipe is fixedly communicated on the connecting sleeve, a locking bolt is threadedly installed on the connecting sleeve, the bottom end of the locking bolt is in contact with the outside of the connecting pipe, a water inlet hole is formed at one end of the hollow column, the water inlet hole is communicated with the connecting pipe, a water outlet pipe is fixedly communicated on the hollow column, a first one-way valve is installed in the water inlet hole, a second one-way valve is installed in the water outlet pipe, and a collection bottle is threadedly connected to the outside of the water outlet pipe. The utility model is convenient for sampling water in a far area, simple and convenient to operate, without any electronic components, and low in cost.

[0004] In the above technical solution, when collecting sewage, only one area can be collected, and the next sewage collection needs to be processed. If the sewage in multiple areas needs to be collected, the above solution is relatively troublesome to operate when in use, thereby reducing the work efficiency, and the impurities in the sampled sewage cannot be filtered and blocked, causing the sampled pipe to be blocked by some impurities in the extracted sewage. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model provides a sampling device for sewage treatment, which can simultaneously sample the sewage in multiple areas at different depths through the sampling mechanism, and can also avoid the problem of impurities in the water being sucked into the sampling pipe, causing the sampling pipe to be blocked, thereby greatly improving the sampling efficiency.

[0006] The utility model provides a sampling device for sewage treatment, including buoy, the lower part of buoy can detachably set up with sampling mechanism, sampling mechanism includes setting up in the air bag of communication with the air pump of buoy inside, the lower part of buoy can detachably set up with the drain plate, the drain plate is inserted with a plurality of sampling pipe of communication with the air bag, every sampling pipe's upper part with the part of communication with the air bag all is provided with waterproof air permeable membrane, every sampling pipe's lower part all is provided with suction nozzle, the inside of suction nozzle is provided with filter screen, suction nozzle can detachably set up in the lower part of sampling pipe, the utility model can carry out the sampling operation of the sewage of different depth in multiple areas through a plurality of sampling tubes, and the impurities in the sewage are filtered simultaneously, solve the problem that traditional sampling device can only sample the liquid of same area and same height every time, and cannot block and filter the impurities in the sewage extracted by the sampling tube.

[0007] The drain plate is provided with a plurality of limiting holes corresponding to the sampling tubes, and each sampling tube penetrates through the corresponding limiting hole.

[0008] The air inlet of the air bag is in communication with the air outlet of the air pump.

[0009] The upper side wall of the drain plate is provided with external threads, the bottom of the buoy is provided with internal threads, and the upper part of the drain plate is screw-connected to the bottom of the buoy.

[0010] The suction nozzle is screw-connected to the lower part of the sampling tube.

[0011] The sampling tube is a PTFE hose.

[0012] Compared with the prior art, the present application has at least the following beneficial technical effects:

[0013] 1. The sampling device can be conveniently supported on the surface of the sewage in the sewage storage barrel by the buoy, the height of the sampling tube can be adjusted by changing the bending shape of each sampling tube, each sampling tube is inserted into the limiting hole for one-to-one orientation and fixation by the limiting plate, deformation and entanglement of the sampling tube during entering the water or under the impact of external force are avoided, then the air pump is started to draw the sewage at different positions and different depths into the sampling tube, if it is necessary to sample the sewage in a larger area, the drain plate is rotated to the appropriate angle and the position of the buoy is moved, and the operation is more convenient and efficient.

[0014] 2. The waterproof air permeable membrane at the connection part of the air bag and the sampling tube can prevent the sewage from entering the air bag through the waterproof air permeable membrane during the air pumping process of the air pump, and the sampling operation of the sewage at different depths is realized, and the operation is more convenient.

[0015] 3、The utility model discloses can realize the impurity in the sewage of the sampling pipe inhaled to the blocking and filter operation through the detachable connection of the suction nozzle and the sampling pipe and the filter screen in the suction nozzle interior, avoid the impurity to enter the sampling pipe, and the operation is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the structure diagram of sampling device for sewage treatment of the utility model;

[0017] Fig. 2 It is the structure diagram of another perspective of sampling device for sewage treatment of the utility model;

[0018] Fig. 3 It is the bottom view of sampling device for sewage treatment of the utility model.

[0019] The drawing label explanation: 100, buoy; 200, sampling mechanism; 201, air bag; 202, drainage plate; 203, sampling pipe; 204, suction nozzle; 300, limiting plate; 301, limiting hole. DETAILED DESCRIPTION

[0020] To make the purpose, technical scheme and advantage of the embodiment of the utility model more clear, the following will combine the drawing of the embodiment of the utility model and specifically describe the embodiment of the utility model. Figs. 1-3 The technical scheme of the embodiment of the utility model is described clearly and completely. Obviously, the described embodiment is a part of the embodiment of the utility model, not all. Based on the described embodiment of the utility model, all other embodiments obtained by the ordinary skill in the art belong to the scope of the utility model protection.

[0021] As Figs. 1-3 shown: the embodiment provides a kind of sampling device for sewage treatment, including buoy 100, the lower part of buoy 100 is detachably provided with sampling mechanism 200, sampling mechanism 200 includes the air bag 201 being communicated with suction pump and being arranged in the inside of buoy 100, the lower part of buoy 100 is detachably provided with drainage plate 202, drainage plate 202 is inserted with a plurality of sampling pipes 203 being communicated with air bag 201, the upper part of each sampling pipe 203 is provided with waterproof air-permeable membrane in the part being communicated with air bag 201, the lower part of each sampling pipe 203 is provided with suction nozzle 204, the inside of suction nozzle 204 is provided with filter screen, suction nozzle 204 is detachably arranged in the lower part of sampling pipe 203, the utility model can be realized to the sewage of different depth in multiple regions by multiple sampling pipes 203 simultaneously sampling operation, filter operation to impurity in sewage, solve the problem that traditional sampling device can only sample liquid of same area and same height each time, and cannot block and filter the impurity in the sewage extracted by sampling pipe 203.

[0022] According to one embodiment of the present invention, Figs. 1-3 As shown, a limiting plate 300 is provided on the drainage plate 202, and a plurality of limiting holes 301 corresponding to the sampling tubes 203 are opened on the limiting plate 300, and each sampling tube 203 passes through the limiting hole 301 corresponding thereto. The utility model can guide and limit the sampling tubes 203 through the limiting holes 301 on the limiting plate 300, and also serves to isolate adjacent sampling tubes 203 to prevent them from being entangled with each other.

[0023] According to another embodiment of the present invention, Fig. 1 and Fig. 3 As shown, the inflation and deflation ports of the airbag 201 are connected to the inflation and deflation ports of the exhaust and suction pump. The utility model can be implemented by the exhaust and suction pump. During the exhaust operation, the sewage to be sampled is drawn into the corresponding sampling tube 203 through the sewage at different positions and depths pre-inserted into the sewage tank. During the inflation operation, the impurities blocking the suction nozzle 204 are blown out by the air flow, and the operation is more convenient.

[0024] An external thread is provided on the upper side wall of the drain plate 202, and an internal thread is provided on the bottom of the buoy 100. The upper thread of the drain plate 202 is connected to the bottom of the buoy 100. The utility model can realize the detachable connection between the drain plate 202 and the buoy 100 by threading the drain plate 202 to the bottom of the buoy 100, which is convenient for removing and replacing the air bag 201 inside the buoy 100, and the detachable setting of the buoy 100 and the drain plate 202 can greatly increase the portability of the sampling device for storage and carrying.

[0025] According to another embodiment of the present invention, Fig. 1 and Fig. 2 As shown, the suction nozzle 204 is threadedly connected to the lower part of the sampling tube 203. This is to facilitate the disassembly of the suction nozzle 204 and the cleaning or replacement of the filter inside it, making the operation more convenient.

[0026] The sampling tube 203 is a PTFE hose. The PTFE hose is very durable and highly resistant to chemical corrosion. It can be used in a wide temperature range. It also has a certain degree of flexibility and is easy to operate.

[0027] The use method of this utility model:

[0028] First, it needs to be clear that the sampling device involved in the utility model is mainly used for sampling sewage at different depths and different positions in the sewage tank, and cooperates to realize subsequent detection of the pollution degree of the sewage, and the utility model takes the use method of the sampling device as an example to elaborate its use method in detail, when sampling operation of sewage is needed, the operator determines the sampling position, then places the float 100 in the sewage tank, and the sampling device is conveniently supported on the surface of the sewage in the sewage storage barrel through the float 100, and the height of the sampling pipe 203 can be adjusted by changing the bending shape of each sampling pipe 203, and each sampling pipe 203 is inserted into the guide hole 301 one by one through the limiting plate 300 to realize one-to-one insertion, guiding and fixing, avoiding deformation and mutual entanglement under the action of external force during entering the water, then the air pump can be started to realize that the sewage at different positions and different depths is drawn into the sampling pipe 203, if it is needed to sample the sewage in different areas, the drain plate 202 is twisted to rotate to the appropriate angle, and the position of the float 100 is moved, so that the operation is more convenient and efficient, the utility model can realize simultaneous sampling of sewage at different depths in multiple areas through multiple sampling pipes 203, and the impurities in the sewage are filtered, the problem that the traditional sampling device can only sample the liquid at the same height in the same area each time and cannot block and filter the impurities in the sewage drawn by the sampling pipe 203 is solved.

[0029] In addition, it should be noted that in the description of the utility model, unless otherwise specified and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0030] The above is the preferred embodiment of the utility model, and it should be pointed out that for ordinary skilled persons in the technical field, without departing from the principle of the utility model, some improvements and refinements can be made, and these improvements and refinements should also be regarded as the protection range of the utility model.

Claims

1. A sampling device for sewage treatment, comprising a float (100), characterized in that: The lower part of the float (100) is detachably provided with a sampling mechanism (200), and the sampling mechanism (200) includes an air bag (201) arranged inside the float (100) and connected to the pumping and releasing air pump. The lower part of the float (100) is detachably provided with a drainage board (202), and a plurality of sampling tubes (203) connected to the air bag (201) are inserted on the drainage board (202). The upper part of each sampling tube (203) connected to the air bag (201) is provided with a waterproof breathable membrane. The lower part of each sampling tube (203) is provided with a suction nozzle (204), and a filter is provided inside the suction nozzle (204). The suction nozzle (204) is detachably provided at the lower part of the sampling tube (203).

2. The sewage treatment sampling device according to claim 1, wherein: A limiting plate (300) is provided on the drainage plate (202), and a plurality of limiting holes (301) corresponding to the sampling tubes (203) are opened on the limiting plate (300), and each sampling tube (203) passes through the limiting hole (301) corresponding to it.

3. The sewage treatment sampling device according to claim 2, wherein: The air filling and discharging port of the air bag (201) is communicated with the air suction and discharge port of the air suction and discharge pump.

4. The sewage treatment sampling device according to claim 3, wherein: An external thread is provided on the upper side wall of the drainage plate (202), an internal thread is provided on the bottom of the buoy (100), and the upper portion of the drainage plate (202) is threadedly connected to the bottom of the buoy (100).

5. The sewage treatment sampling device according to claim 4, characterized in that: The suction nozzle (204) is threadedly connected to the lower part of the sampling tube (203).

6. The sampling device for sewage treatment according to claim 5, characterized in that: The sampling tube (203) is a PTFE hose.

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