Multi-point sampling device for environment detection

Abstract

The utility model provides a multi-point sampling device for environment detection, and belongs to the field of water sample collection for environment detection. According to the technical scheme, the device comprises a driving mechanism and a sampling mechanism arranged at the bottom of the driving mechanism, and the sampling mechanism is formed by assembling a plurality of sampling parts. The water source sampling device has the beneficial effects that the structure is simple, the use is convenient, water source samples at different depths can be collected in place at one time, the sampling work does not need to be repeatedly carried out, the complexity of the sampling work is reduced, the sampling time is saved, and meanwhile, the sampling bottle is directly taken down to be sealed and stored after the sampling is finished.

Description

Technical Field

[0001] The utility model relates to the field of water sample collection for environmental detection, in particular to a multi-point sampling device for environmental detection. Background Art

[0002] In the process of environmental testing, water source testing is an essential item. Water source sampling refers to obtaining samples from water bodies for analysis and testing to understand water quality, monitor pollution levels, and evaluate water resource utilization in order to ensure the accuracy and reliability of sampling results;

[0003] At present, water resource sampling often requires sampling water bodies at different depths, but traditional sampling tools can only sample water bodies at one depth at a time. Therefore, in order to obtain water samples at different depths, repeated operations are required, which is time-consuming and complicated, reducing sampling efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide an environmental detection multi-point sampling device which has a simple structure and is easy to use and can collect water source samples at different depths at one time without repeated sampling work, thereby reducing the complexity of the sampling work and saving sampling time. At the same time, after the sampling is completed, the sampling bottle can be directly removed and sealed for storage.

[0005] The utility model is achieved through the following measures:

[0006] An environmental detection multi-point sampling device, characterized in that it comprises a driving mechanism and a sampling mechanism arranged at the bottom of the driving mechanism, wherein the sampling mechanism is composed of a plurality of sampling parts assembled;

[0007] The driving mechanism comprises a top shell with an open bottom, a driving motor is arranged on the top of the top shell, a motor shaft end of the driving motor is arranged inside the top shell and is provided with a driving threaded cylinder;

[0008] The sampling part comprises a sampling outer sleeve with two ends open, a cross mounting bracket is arranged on the inner side of the top of the sampling outer sleeve, a through mounting hole is opened in the middle of the cross mounting bracket, a vertical rotating rod is arranged in the mounting hole, a mounting stud is arranged at one end of the vertical rotating rod, the other end of the vertical rotating rod passes through the mounting hole and is arranged inside the sampling outer sleeve, and a rotating closed column is arranged, a mounting vertical rod is arranged at the bottom of the rotating closed column, and an assembly threaded cylinder is arranged at the bottom of the mounting vertical rod;

[0009] An arc-shaped water inlet is provided on the side of the sampling outer sleeve, an inverted L-shaped water inlet pipe is provided below the arc-shaped water inlet and on the side of the sampling outer sleeve, one end of the inverted L-shaped water inlet pipe is connected to the interior of the sampling outer sleeve, and a sampling bottle is provided at the other end of the inverted L-shaped water inlet pipe, and a fan-shaped water inlet groove is provided on the rotating closing column corresponding to the arc-shaped water inlet and the outer periphery of the inverted L-shaped water inlet pipe.

[0010] The specific features of the utility model also include:

[0011] An arc-shaped protective net is arranged on the outer side of the arc-shaped water inlet and on the outer sampling sleeve, and a plurality of penetrating water inlet holes are opened on the arc-shaped protective net.

[0012] The inner side of the end of the inverted L-shaped water inlet pipe is provided with an internal thread, and the mouth of the sampling bottle is provided with an external thread used in conjunction with the internal thread;

[0013] Preferably, the sampling bottle is equipped with a corresponding sealing cap, and the sampling bottle can be sealed after the sampling is completed.

[0014] Annular limiting baffles are arranged on the upper and lower sides of the cross mounting frame and on the vertical rotating rod.

[0015] The top shell is provided with a mounting shell, a battery is arranged in the mounting shell, a control switch is arranged on the top of the top shell, and the drive motor, the control switch and the battery are electrically connected.

[0016] Assembly type, install a single sampling part on the driving mechanism, rotate the vertical rotating rod, align the fan-shaped water inlet slot with the arc-shaped water inlet, so that the two are connected, then screw the installation stud on the driving threaded barrel, then assemble the corresponding number of sampling parts according to the sampling depth and level requirements, screw the installation stud of the lower sampling part on the assembly threaded barrel of the upper sampling part, after assembly, the top shell and the lower plurality of sampling outer sleeves form a whole, the fan-shaped water inlet slot of a single sampling part is aligned with the arc-shaped water inlet, keep the two connected, finally screw the sampling bottle on the bottom of the inverted L-shaped water inlet pipe to complete the assembly;

[0017] When sampling, the sampling device is held in the hand, and the driving motor is turned on. The driving motor drives the several rotating closed columns assembled below to rotate 180 degrees. After the rotating closed columns rotate 180 degrees, the driving motor is turned off. The rotating closed column of a single sampling part closes the arc-shaped water inlet. The sampling device is slowly placed vertically into the water source to be collected. Then the driving motor is turned on. The driving motor drives the several rotating closed columns assembled below to reset. At this time, the fan-shaped water inlet groove of a single sampling part is aligned with the arc-shaped water inlet and keeps connected. Water enters the sampling bottle through the arc-shaped water inlet, the fan-shaped water inlet groove and the inverted L-shaped water inlet pipe. During the sampling process, the sampling device can be slightly shaken to facilitate the flow of water into the sampling bottle. After a period of time, the driving motor is turned on. The driving motor drives the several rotating closed columns assembled below to rotate 180 degrees. After the rotating closed column rotates 180 degrees, the rotating closed column of a single sampling part closes the arc-shaped water inlet, the sampling device is lifted out as a whole, the sampling bottles at different positions are removed and marked, and sampling is completed.

[0018] The beneficial effects of the utility model are: simple structure, easy to use, and able to collect water source samples at different depths at one time without repeated sampling work, which reduces the complexity of the sampling work and saves sampling time. After the sampling is completed, the sampling bottle can be directly removed and sealed for storage. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of an embodiment of the utility model.

[0020] Figure 2 It is a schematic diagram of the internal structure of an embodiment of the utility model.

[0021] Figure 3 It is a schematic structural diagram of the sampling outer sleeve in the embodiment of the utility model.

[0022] Figure 4 Schematic diagram of the structure of the vertical rotating rod, the rotating closed column and the installation vertical rod in the embodiment of the utility model

[0023] Among them, the figures are marked as: 1. driving mechanism; 2. sampling mechanism; 3. arc-shaped protective net; 4. top shell; 5. driving motor; 6. driving threaded barrel; 7. sampling outer sleeve; 701. arc-shaped water inlet; 702. inverted L-shaped water inlet pipe; 8. sampling bottle; 9. vertical rotating rod; 10. mounting stud; 11. rotating closing column; 12. fan-shaped water inlet groove; 13. mounting vertical rod; 14. assembling threaded barrel; 15. cross mounting bracket; 16. mounting hole; 17. annular limit baffle. DETAILED DESCRIPTION

[0024] In order to clearly illustrate the technical features of this solution, this solution is described below through a specific implementation method.

[0025] See also Figure 1-4 , an environmental detection multi-point sampling device, comprising a driving mechanism 1, a sampling mechanism 2 arranged at the bottom of the driving mechanism 1, and the sampling mechanism 2 is composed of a plurality of sampling parts;

[0026] The driving mechanism 1 comprises a top shell 4 with an open bottom, a driving motor 5 is arranged on the top of the top shell 4, and a motor shaft end of the driving motor 5 is arranged inside the top shell 4 and is provided with a driving threaded cylinder 6;

[0027] The sampling part includes a sampling outer sleeve 7 with two ends open, a cross mounting frame 15 is arranged on the inner side of the top of the sampling outer sleeve 7, a through mounting hole 16 is opened in the middle of the cross mounting frame 15, a vertical rotating rod 9 is arranged in the mounting hole 16, a mounting stud 10 is arranged at one end of the vertical rotating rod 9, the other end of the vertical rotating rod 9 passes through the mounting hole 16 and is arranged inside the sampling outer sleeve 7, and a rotating closed column 11 is arranged, a mounting vertical rod 13 is arranged at the bottom of the rotating closed column 11, and an assembly threaded cylinder 14 is arranged at the bottom of the mounting vertical rod 13;

[0028] An arc-shaped water inlet 701 is provided on the side of the sampling outer sleeve 7, and an inverted L-shaped water inlet pipe 702 is provided below the arc-shaped water inlet 701 and on the side of the sampling outer sleeve 7. One end of the inverted L-shaped water inlet pipe 702 is connected to the interior of the sampling outer sleeve 7, and a sampling bottle 8 is provided at the other end of the inverted L-shaped water inlet pipe 702. A fan-shaped water inlet groove 12 is provided on the outer periphery of the rotating closing column 11 corresponding to the arc-shaped water inlet 701 and the inverted L-shaped water inlet pipe 702.

[0029] An arc-shaped protective net 3 is arranged outside the arc-shaped water inlet 701 and on the sampling outer sleeve 7, and a plurality of penetrating water inlet holes are opened on the arc-shaped protective net 3.

[0030] The inner side of the end of the inverted L-shaped water inlet pipe 702 is provided with an internal thread, and the bottle mouth of the sampling bottle 8 is provided with an external thread used in conjunction with the internal thread;

[0031] Preferably, the sampling bottle 8 is equipped with a corresponding sealing cover, and the sampling bottle 8 can be sealed after the sampling is completed.

[0032] Annular limiting baffles 17 are provided on the upper and lower sides of the cross mounting frame 15 and the vertical rotating rod 9 .

[0033] The top shell 4 is provided with a mounting shell, a battery is arranged inside the mounting shell, a control switch is arranged on the top of the top shell 4, and the driving motor 5, the control switch and the battery are electrically connected.

[0034] Assembled type, install a single sampling part on the driving mechanism 1, rotate the vertical rotating rod 9, align the fan-shaped water inlet groove 12 with the arc-shaped water inlet 701, so that the two are connected, then screw the mounting stud 10 on the driving threaded barrel 6, and then assemble the corresponding number of sampling parts according to the needs of sampling depth and level, screw the mounting stud 10 of the lower sampling part on the assembly threaded barrel 14 of the upper sampling part, after assembly, the top shell 4 and the lower plurality of sampling outer sleeves 7 form a whole, the fan-shaped water inlet groove 12 of the single sampling part and the arc-shaped water inlet 701 are aligned and kept connected, and finally screw the sampling bottle 8 on the bottom of the inverted L-shaped water inlet pipe 702 to complete the assembly;

[0035] When sampling, hold the sampling device and turn on the drive motor 5. The drive motor 5 drives the several rotating closed columns 11 assembled below to rotate 180 degrees. After the rotating closed columns 11 rotate 180 degrees, turn off the drive motor 5. The rotating closed columns 11 of the single sampling part close the arc-shaped water inlet 701. Put the sampling device vertically and slowly into the water source to be collected. Then turn on the drive motor 5. The drive motor 5 drives the several rotating closed columns 11 assembled below to reset. At this time, the fan-shaped water inlet slot 12 of the single sampling part is aligned with the arc-shaped water inlet 701 to keep The water enters the sampling bottle 8 through the arc-shaped water inlet 701, the fan-shaped water inlet groove 12 and the inverted L-shaped water inlet pipe 702. The sampling device can be slightly shaken during the sampling process to facilitate the water to flow into the sampling bottle 8. After a period of time, the driving motor 5 is turned on, and the driving motor 5 drives the several rotating closed columns 11 assembled below to rotate 180 degrees. After the rotating closed column 11 rotates 180 degrees, the rotating closed column 11 of the single sampling part closes the arc-shaped water inlet 701, and the sampling device is lifted out as a whole. The sampling bottles 8 at different positions are removed and marked to complete the sampling.

[0036] Technical features not described in the present invention can be achieved through or by adopting existing technologies, and will not be elaborated here. Of course, the above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by ordinary technicians in this technical field within the essential scope of the present invention should also fall within the scope of protection of the present invention.

Claims

1. A multi-point sampling device for environmental detection, characterized in that: It includes a driving mechanism and a sampling mechanism arranged at the bottom of the driving mechanism, wherein the sampling mechanism is composed of a plurality of sampling parts; The driving mechanism comprises a top shell with an open bottom, a driving motor is arranged on the top of the top shell, a motor shaft end of the driving motor is arranged inside the top shell and is provided with a driving threaded cylinder; The sampling part comprises a sampling outer sleeve with two ends open, a cross mounting bracket is arranged on the inner side of the top of the sampling outer sleeve, a through mounting hole is opened in the middle of the cross mounting bracket, a vertical rotating rod is arranged in the mounting hole, a mounting stud is arranged at one end of the vertical rotating rod, the other end of the vertical rotating rod passes through the mounting hole and is arranged inside the sampling outer sleeve, and a rotating closed column is arranged, a mounting vertical rod is arranged at the bottom of the rotating closed column, and an assembly threaded cylinder is arranged at the bottom of the mounting vertical rod; An arc-shaped water inlet is provided on the side of the sampling outer sleeve, an inverted L-shaped water inlet pipe is provided below the arc-shaped water inlet and on the side of the sampling outer sleeve, one end of the inverted L-shaped water inlet pipe is connected to the interior of the sampling outer sleeve, and a sampling bottle is provided at the other end of the inverted L-shaped water inlet pipe, and a fan-shaped water inlet groove is provided on the rotating closing column corresponding to the arc-shaped water inlet and the outer periphery of the inverted L-shaped water inlet pipe.

2. The multi-point sampling device for environmental detection according to claim 1, characterized in that: An arc-shaped protective net is arranged on the outer side of the arc-shaped water inlet and on the outer sampling sleeve, and a plurality of penetrating water inlet holes are opened on the arc-shaped protective net.

3. The multi-point sampling device for environmental detection according to claim 2, characterized in that: An internal thread is arranged on the inner side of the end of the inverted L-shaped water inlet pipe, and an external thread which cooperates with the internal thread is arranged on the bottle mouth of the sampling bottle.

4. The multi-point sampling device for environmental detection according to claim 3, characterized in that: Annular limiting baffles are arranged on the upper and lower sides of the cross mounting frame and on the vertical rotating rod.

5. The multi-point sampling device for environmental detection according to claim 4, characterized in that: The top shell is provided with a mounting shell, a battery is arranged in the mounting shell, a control switch is arranged on the top of the top shell, and the drive motor, the control switch and the battery are electrically connected.

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