CN219675557U - Automatic sampling device for deep well groundwater - Google Patents
Automatic sampling device for deep well groundwater Download PDFInfo
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- CN219675557U CN219675557U CN202222844759.0U CN202222844759U CN219675557U CN 219675557 U CN219675557 U CN 219675557U CN 202222844759 U CN202222844759 U CN 202222844759U CN 219675557 U CN219675557 U CN 219675557U
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- pipe
- air
- water
- deep well
- winding drum
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- 238000005070 sampling Methods 0.000 title claims abstract description 52
- 239000003673 groundwater Substances 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 74
- 238000004804 winding Methods 0.000 claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 210000001503 joint Anatomy 0.000 claims abstract description 7
- 210000003437 trachea Anatomy 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 210000004712 air sac Anatomy 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to an automatic sampling device for deep well groundwater, which comprises a winding drum frame, wherein a winding drum is rotatably connected in the winding drum frame through a double-pass rotating shaft, an air pipe, a water sampling pipe and a steel wire rope are wound on the surface of the winding drum, one end of the steel wire rope is fixedly connected to the winding drum, the other end of the steel wire rope is fixedly connected with an air bag pump, two connecting passages are arranged in the double-pass rotating shaft, one ends of the air pipe and the water sampling pipe are communicated with the connecting passages, the other ends of the air pipe and the water sampling pipe are respectively in butt joint with an air pipe joint and a water pipe joint of the air bag pump, the other ends of the connecting passages communicated with the air pipe are connected with a controller, the other ends of the connecting passages communicated with the water sampling pipe are connected with a sampling instrument, the controller is powered by a battery bin, and the automatic sampling device for deep well groundwater is simple in structure and convenient and efficient to operate.
Description
Technical Field
The utility model relates to an automatic sampling device for deep well groundwater.
Background
Existing groundwater generally adopts sampling forms such as centrifugal submersible pumps, inertial pumps, samplers, bei Leguan and the like. The air bag pump water sampling system is composed of a water sampling pipe, an air pipe and a steel wire rope support 3, and is generally divided into 3 winding drum frames to be stored separately, so that the air bag pump water sampling system is relatively troublesome in measuring, discharging and storing after measuring, more equipment is occupied, operation is inconvenient, and cost is high.
The water taking mode in the form of a submersible pump is easy to generate water flow disturbance and interfere volatile organic matters, dissolubility and other substances, and the accuracy of a water sample is inevitably influenced; the belleville pipe sampling needs manual operation, wastes time and labor, has low efficiency, is suitable for the working conditions of small inner diameter of a well pipe and shallower groundwater, or else can cause the well flushing volume to be overlarge, and the operation wastes time and labor.
Disclosure of Invention
In view of the defects of the prior art, the technical problem to be solved by the utility model is to provide the automatic sampling device for the deep well groundwater, which is reasonable in structure and convenient and efficient in operation.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides an automatic sampling device of deep well groundwater, includes the reel frame, rotate through the bi-pass pivot in the reel frame and be connected with the reel, this reel surface is around being equipped with trachea, water sampling pipe and wire rope, wire rope one end rigid coupling is on the reel, and the other end has linked firmly the gasbag pump, two connecting channel have been seted up in the bi-pass pivot, trachea, water sampling pipe one end and connecting channel intercommunication, the other end respectively dock the tracheal coupling and the water pipe coupling of gasbag pump, the connecting channel other end connection director with trachea intercommunication, the connecting channel other end connection sampling instrument with water sampling pipe intercommunication, this controller supplies power through a battery compartment.
Further, the air pipe is used for communicating the air pipe joint of the controller with the air pipe joint of the air bag pump through the connecting passage; the water sample pipe is communicated with the sampling instrument through a connecting passage, the connecting passage is connected with the controller through a communicating pipe, and the connecting passage is connected with the sampling instrument through a communicating water pipe.
Further, the controller comprises an operation switch, a time control switch, an air compressor, a pressure gauge, a three-way valve and an air pipe joint; the controller is connected with the battery bin through the binding post to supply power, and the communicating pipe is communicated with the air compressor through the three-way valve.
Furthermore, the two connecting passages are arranged in the double-pass rotating shaft in parallel, two ends of the two connecting passages vertically penetrate out, and the penetrating directions of the two connecting passages are opposite.
Further, the inner end of the double-pass rotating shaft is positioned in the winding drum, and the winding drum is provided with a strip-shaped opening which is formed by extending an air supply pipe and a water sample pipe so as to be wound on the outer surface of the winding drum.
Further, a steel wire rope lock catch is fixedly arranged on the winding drum to fix the steel wire rope.
Further, the water pipe joint at the butt joint end of the water sampling pipe and the air bag pump is a water outlet end.
Further, two keys which are convenient to be fastened with the winding drum and synchronously rotate are fixedly arranged on the outer surface of the double-pass rotating shaft, and the keys extend along the length direction of the double-pass rotating shaft.
Compared with the prior art, the utility model has the following beneficial effects:
1. accuracy of water sample: the design adopts a non-disturbance water taking mode, so that the collected water sample is prevented from being influenced by external activities to the greatest extent.
2. The device is simple and can be operated by a single person: the equipment consists of an air bag pump, a controller, a winding drum frame and a battery compartment. The operation is simple, the butt joint is convenient, and the corresponding operation can be carried out after simple training.
3. Integrated reel rack: the water sampling tube, the air tube and the steel wire rope are integrally designed, so that the winding and unwinding during measurement are simpler, and the stress of the steel wire rope is ensured instead of the stress of the water sampling tube or the air tube.
The original 3 reel frames (a water sampling tube, an air tube and a steel wire rope) are combined into one, so that the number of external devices is reduced; the operation is more flexible, the use is convenient, the pain points existing in the sampling mode are solved to the greatest extent, and the simplicity and the efficiency of the operation are improved on the premise of ensuring the accuracy of the water sample.
The utility model will be described in further detail with reference to the drawings and the detailed description.
Drawings
FIG. 1 is a schematic view of a construction of an embodiment of the present utility model;
FIG. 2 is a schematic workflow diagram of an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a controller according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of a compression state of an air bag pump according to an embodiment of the present utility model;
FIG. 5 is a schematic view showing the state of deflation of the air bag pump according to the embodiment of the present utility model;
FIG. 6 is a schematic view showing the construction of a spool frame in an embodiment of the present utility model;
FIG. 7 is a perspective view of a dual pass shaft according to an embodiment of the present utility model;
fig. 8 is a schematic view of a structure of a dual-pass shaft according to an embodiment of the present utility model.
Detailed Description
In order to make the above features and advantages of the present utility model more comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1-8, an automatic sampling device for deep well groundwater comprises a reel frame 2, a reel 26 is rotatably connected in the reel frame through a double-pass rotating shaft 24, an air pipe 21, a water sample pipe 22 and a steel wire rope 23 are wound on the surface of the reel, one end of the steel wire rope is fixedly connected to the reel, an air bag pump 1 is fixedly connected to the other end of the steel wire rope, two connecting passages 27 are formed in the double-pass rotating shaft, one ends of the air pipe and the water sample pipe are communicated with the connecting passages, the other ends of the air pipe and the water sample pipe are respectively connected with an air pipe joint and a water pipe joint of the air bag pump, the other ends of the connecting passages communicated with the air pipe are connected with a controller 3, the other ends of the connecting passages communicated with the water sample pipe are connected with a sampling instrument 5, the controller is supplied with power through a battery compartment 4, the water sample pipe, the air pipe and the steel wire rope can be wound into an integrated structure firstly and then wound on the reel frame, the integrated reel frame is wound on one reel frame, the stress of the pump body is responsible for the steel wire rope, and the situation that the water sample pipe and the air pipe is not stressed uniformly due to the split winding and releasing pipelines can be avoided; the workload of winding the pipeline can be further reduced.
In the embodiment of the utility model, the steel wire rope is used for winding and unwinding the air bag pump; the double-pass shaft is used for being connected with a water sample pipe and a gas circuit respectively and used as an air bag pump and an adapter of a controller and a sampling instrument; the steel wire rope lock catch adopts a buckling mode to rigidly connect the steel wire rope with the reel frame and bears the corresponding weight of the airbag pump; the winding drum frame is used for winding corresponding pipelines and steel wire ropes, and the maximum acquisition depth is 50 meters.
In the embodiment of the utility model, the air bag pump 1 comprises a pump body 11, an air pipe joint 12 and a water pipe joint 13. The pump body consists of a pump shell, an air bag, a water inlet check ball valve and a water outlet check ball valve. The air bag pump is completely submerged in water, and is influenced by the pressure difference between the inside and outside, the water sample pushes the water inlet check ball valve open to enter the air bag pump, and compressed air enters a space between the air bag and the pump shell after balance is achieved; the water inlet check ball valve is closed, and compressed air extrudes the air bag; the water draining check ball valve is jacked under the influence of pressure, the water sample in the air bag is ejected out of the air bag pump, and then the water draining check valve sinks into the pipeline to prevent the extruded water sample from flowing back from the discharge pipe.
As shown in fig. 4, the balloon pump compression flow: high-pressure air is compressed into the air sac pump, the inner wall is compressed, the lower end water inlet check ball valve seals the lower end pipeline, the upper end water outlet check ball valve pushes the upper end pipeline open, and water stored in the air sac pump is pushed out upwards through the pipeline;
as shown in fig. 5, the balloon pump deflates: the three-way electromagnetic valve discharges high-pressure air in the pipe, the upper end drain check ball valve is influenced by gravity to close the upper end pipeline, the lower end water inlet check ball valve is jacked up because the external water pressure is larger than the internal air pressure, and the water sample flows into the air bag pump.
In the embodiment of the utility model, the air pipe is used for communicating the air pipe joint of the controller with the air pipe joint of the air bag pump through the connecting passage; the water sample pipe is used for communicating the water pipe joint of the air bag pump with the sampling instrument through a connecting passage, the connecting passage is connected with the controller through a communicating pipe 211, and the connecting passage is connected with the sampling instrument through a communicating water pipe 221.
In the embodiment of the present utility model, the controller 3 includes an operation switch 31, a time-controlled switch 32, a small air compressor 33, a pressure gauge 34, a three-way valve 35, a terminal 36, and an air-bag air pipe connector 37. The wiring terminal is used for connecting a direct-current 12V battery compartment for power supply; the time control switch is used for setting the inflation and deflation time of the system; the operation switch is opened after the time control switch is set, so that the inflation time and the deflation time of the air bag pump are controlled; the small air compressor is used for providing compressed air to be injected into the air bag pump to compress the air bag; the pressure gauge is used for displaying the real-time air pressure in the pipeline; the communicating pipe is communicated with the air compressor through a three-way valve, the three-way valve is used for switching the pipeline, the air pump is communicated with the air bag pump in the compression process to inject compressed air into the air bag pump, and the air bag pump is communicated with an external pipeline in the deflation process to discharge the compressed air in the air bag pump; the air bag air pipe connector is used for being connected with an air bag pump air path through the winding drum frame. The components are installed in the control box in an integrated mode.
In the embodiment of the utility model, the two connecting passages are arranged in parallel in the double-pass rotating shaft, two ends of the two connecting passages vertically penetrate out, and the penetrating directions of the two connecting passages are opposite.
In the embodiment of the utility model, the inner end of the double-pass rotating shaft is positioned in the winding drum, the winding drum is provided with a strip-shaped opening, the air supply pipe and the water sample pipe extend out to be wound on the outer surface of the winding drum, the winding drum is of a water-like pipe storage rack structure, and the strip-shaped opening is not marked in the drawings and is a general means, so that redundant description is omitted.
In the embodiment of the present utility model, the wire rope lock catch 25 is fixedly arranged on the winding drum to fix the wire rope.
In the embodiment of the utility model, the water pipe joint at the butt joint end of the water sample pipe and the air bag pump is a water outlet end.
In the embodiment of the utility model, two keys 28 which are fastened with the winding drum and synchronously rotate are fixedly arranged on the outer surface of the double-pass rotating shaft, the keys extend along the length direction of the double-pass rotating shaft, and key grooves matched with the keys are formed in the winding drum.
The working principle of the embodiment of the utility model is as follows: when the device is used, the winding drum frame and the winding drum are moved in place, the controller and the sampling instrument are not connected with the connecting passage, the connecting passage is in a blocking state at the butt joint end of the controller and the sampling instrument, the air bag pump is placed in place by rotating the winding drum, then the communicating pipe and the communicating water pipe are connected to the connecting passage to complete the air bag pump, the controller and the sampling instrument to be communicated, the operation switch is started at this time, the sampling work of underground water can be completed, the communicating pipe and the communicating water pipe are taken down after the deep well is sampled, and the winding storage of the water pipe, the air pipe and the steel wire rope is completed by rotating the winding drum again.
The utility model is not limited to the above-mentioned best mode, any person can obtain other various forms of deep well groundwater automatic sampling devices under the teaching of the utility model. All equivalent changes and modifications made according to the claims of the present utility model shall fall within the scope of the present utility model.
Claims (8)
1. An automatic sampling device for deep well groundwater, which is characterized in that: including the reel frame, rotate through the bi-pass pivot in the reel frame and be connected with the reel, this reel surface is around being equipped with trachea, water sampling pipe and wire rope, wire rope one end rigid coupling is on the reel, and the other end rigid coupling has the gasbag pump, two connecting channel have been seted up in the bi-pass pivot, trachea, water sampling pipe one end and connecting channel intercommunication, the other end butt joint air pipe joint and the water pipe joint of gasbag pump respectively, the connecting channel other end with trachea intercommunication connect the controller, the connecting channel other end with water sampling pipe intercommunication connects the sampling instrument, this controller supplies power through a battery compartment.
2. The automatic deep well groundwater sampling device according to claim 1, wherein: the air pipe is used for communicating the air pipe joint of the controller with the air pipe joint of the air bag pump through the connecting passage; the water sample pipe is communicated with the sampling instrument through a connecting passage, the connecting passage is connected with the controller through a communicating pipe, and the connecting passage is connected with the sampling instrument through a communicating water pipe.
3. An automatic deep well groundwater sampling device according to claim 2, wherein: the controller comprises an operation switch, a time control switch, an air compressor, a pressure gauge, a three-way valve and an air-air pipe joint; the controller is connected with the battery bin through the binding post to supply power, and the communicating pipe is communicated with the air compressor through the three-way valve.
4. An automatic deep well groundwater sampling device according to claim 2, wherein: the two connecting passages are arranged in the double-pass rotating shaft in parallel, both ends of the two connecting passages vertically penetrate out, and the penetrating directions of the two connecting passages are opposite.
5. The automatic deep well groundwater sampling device according to claim 1, wherein: the inner end of the double-pass rotating shaft is positioned in the winding drum, and the winding drum is provided with a strip-shaped opening which is formed by extending an air supply pipe and a water sample pipe to be wound on the outer surface of the winding drum.
6. The automatic deep well groundwater sampling device according to claim 1, wherein: and the winding drum is fixedly provided with a steel wire rope lock catch for fixing the steel wire rope.
7. The automatic deep well groundwater sampling device according to claim 1, wherein: the water pipe joint at the butt joint end of the water sample pipe and the air bag pump is a water outlet end.
8. The automatic deep well groundwater sampling device according to claim 1, wherein: the outer surface of the double-pass rotating shaft is fixedly provided with two keys which are convenient to be fastened with the winding drum and synchronously rotate, and the keys extend along the length direction of the double-pass rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222844759.0U CN219675557U (en) | 2022-10-28 | 2022-10-28 | Automatic sampling device for deep well groundwater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222844759.0U CN219675557U (en) | 2022-10-28 | 2022-10-28 | Automatic sampling device for deep well groundwater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219675557U true CN219675557U (en) | 2023-09-12 |
Family
ID=87894392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222844759.0U Active CN219675557U (en) | 2022-10-28 | 2022-10-28 | Automatic sampling device for deep well groundwater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219675557U (en) |
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2022
- 2022-10-28 CN CN202222844759.0U patent/CN219675557U/en active Active
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