CN219675535U - Beller tube for deep water sampling - Google Patents
Beller tube for deep water sampling Download PDFInfo
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- CN219675535U CN219675535U CN202223551232.5U CN202223551232U CN219675535U CN 219675535 U CN219675535 U CN 219675535U CN 202223551232 U CN202223551232 U CN 202223551232U CN 219675535 U CN219675535 U CN 219675535U
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- sampling
- sampling tube
- movable rod
- pipe
- sealing plug
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- 238000005070 sampling Methods 0.000 title claims abstract description 108
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 238000007789 sealing Methods 0.000 claims abstract description 37
- 238000004804 winding Methods 0.000 claims abstract description 28
- 238000005457 optimization Methods 0.000 abstract 1
- 239000003673 groundwater Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 238000001914 filtration Methods 0.000 description 8
- 238000012544 monitoring process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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Abstract
The utility model discloses a belleville pipe for deep water sampling, which comprises a sampling pipe, wherein the lower end of the sampling pipe is fixedly connected with a counterweight seat and an inlet and outlet nozzle in sequence; the counterweight seat is hollow, and a through cavity for communicating the sampling tube with the inlet and outlet nozzles is formed; a sealing plug is arranged in the through cavity, a movable rod is fixed on the upper end face of the sealing plug, and the movable rod vertically extends into the sampling tube and extends to the top in the sampling tube; one end of the movable rod, which is far away from the sealing plug, is connected with a traction wire, and the traction wire extends out of the top of the sampling tube; the top of the sampling tube is provided with a top cap, the top cap is connected with a placing wire, and one end of the placing wire, which is far away from the top cap, is connected with a winding box; a horizontal filter screen is fixed at the bottom of the sampling tube; the movable rod is horizontally fixed with a fixing plate on the outer edge surface close to the filter screen, and a dredging needle is arranged on the lower end surface of the fixing plate. According to the utility model, through optimization and improvement, deep water layer sampling of underground water is realized, and water samples are filtered and a filter screen is dredged.
Description
Technical Field
The utility model belongs to the technical field of deep water sampling equipment, and particularly relates to a belleville pipe for deep water sampling.
Background
Along with the continuous progress of society, groundwater resource development utilization amount rapidly develops, and pollution of groundwater quality is brought simultaneously when economy rapidly develops, in order to strengthen supervision and prevention and control of groundwater quality, the water quality condition needs to be analyzed through taking the groundwater sample to determine the pollution degree, and then the environmental condition of the whole water area is analyzed, so that the method has a great pushing effect on protecting groundwater quality. At present, deep groundwater is usually sampled by utilizing a belleville pipe, but the existing belleville pipe has a simple structure, is large in inlet and outlet when water taking and sampling are carried out, and is lack of effective filtering means, so that more impurities are easy to enter a sampling pipe, and the sampling efficiency is influenced.
Regarding the application of deep water samplers, there are reports in the prior art:
as in chinese patent No. CN201921657563.2, an elongated groundwater sampler for small-caliber monitoring wells, comprising a sampler body, wherein the sampler body is placed in the small-caliber monitoring well by a traction rope, and the sampler body is inserted into water in the small-caliber monitoring well while maintaining a vertical posture; the sampler body also comprises a sampling cylinder, a filtering type water inlet device and an elastic blocking piece; the filter type water inlet device is embedded in the bottom of the sampling cylinder and is provided with a water inlet device embedding opening, and the end part of the filter type water inlet device extending into the sampling cylinder exceeds the bottom of the inner cylinder of the sampling cylinder; the elastic plugging piece comprises a cover plate which is elastically arranged at the bottom of the inner cylinder of the sampling cylinder through a spring, the cover plate is positioned above the filtering type water inlet device and is pulled to cover the filtering type water inlet device through the shrinkage stress of the spring, and the cover plate can be pushed to open the filtering type water inlet device through the pushing of water in the small-caliber monitoring well. The utility model is suitable for water sampling of the small-caliber monitoring well, can effectively filter sundries contained in the sample water in the sampling process, and has simple structure and convenient use. However, the utility model has low sampling efficiency and can meet the requirement only by sampling for many times due to the influence of air pressure when sampling is carried out, and meanwhile, the filter screen is difficult to clean when blocked.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a belleville pipe for deep water sampling, which realizes deep water layer sampling of underground water through the cooperation of a counterweight seat, a feeding nozzle, a spring, a sealing plug and a movable rod, and avoids the blockage of the filter screen through the application of a sampling pipe, a filter screen, the movable rod, a fixing sheet and a dredging needle.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the Beller tube for deep water sampling comprises a sampling tube, wherein the lower end of the sampling tube is fixedly connected with a counterweight seat and an inlet and outlet nozzle in sequence; the counterweight seat is hollow, and a through cavity for communicating the sampling tube with the inlet and outlet nozzles is formed; a sealing plug is arranged in the through cavity, a movable rod is fixed on the upper end face of the sealing plug, and the movable rod vertically extends into the sampling tube and extends to the top in the sampling tube; one end of the movable rod, which is far away from the sealing plug, is connected with a traction wire, and the traction wire extends out of the top of the sampling tube; a spring is fixed in the lower port of the through cavity, and the lower end of the spring is fixedly connected with the sealing plug; the diameter of the upper port of the inlet and outlet nozzle is larger than that of the lower port, and the diameter of the sealing plug is larger than that of the lower port of the inlet and outlet nozzle and smaller than that of the upper port of the inlet and outlet nozzle; the top of the sampling tube is provided with a top cap, the top cap is connected with a placing wire, and one end of the placing wire, which is far away from the top cap, is connected with a winding box; a horizontal filter screen is fixed at the bottom of the sampling tube, and a through hole matched with the movable rod is formed in the middle of the filter screen; the movable rod is horizontally fixed with a fixing plate on the outer edge surface close to the filter screen, and a dredging needle is arranged on the lower end surface of the fixing plate.
The sampling tube is used for collecting a water body sample; the counterweight seat can ensure that the sampling pipe always vertically hangs into the water body, so that the sampling pipe is prevented from tilting and tilting, the smooth water sampling is ensured, and the sampling pipe cannot be carried up due to enough counterweight in the process of pulling the movable rod, so that the layered sampling of the water body is facilitated; the inlet and outlet nozzles can enable the water body sample to flow into the sampling tube; the sealing plug can prevent water from entering the sampling tube before entering the preset water depth, and prevent the sample from losing after the sampling is completed; the movable rod is used for driving the sealing plug, the fixing piece and the dredging needle; the traction wire can more conveniently pull the movable rod; the placing wire and the winding box can accurately control the sampling device to sink into the water body to a preset depth for sampling; the filter screen can filter sundries in water; the fixing piece and the dredging needle can dredge the filter screen, so that the filter effect of the filter screen on larger impurities of the water body is ensured, the filter screen is prevented from being blocked, and the sampling efficiency of the sampling tube is ensured; the spring can better help the sealing plug to seal the sampling tube when standing; the diameter of the sealing plug is larger than the lower port of the inlet and outlet nozzle and smaller than the upper port of the inlet and outlet nozzle, sealing is facilitated, and a gap through which water flows can be reserved between the sealing plug and the inlet and outlet nozzle after the sealing plug is lifted for a certain distance, so that sampling is facilitated.
According to the utility model, a vertical air pipe is fixed in the middle of the top cap; the air pipe extends into the sampling pipe; the top end of the movable rod extends into the trachea and is connected with the traction wire.
The air pipe can ensure that the air pressure of the sampling pipe is the same as that of the outside, when a water sample enters the sampling pipe, air in the pipe can be discharged by the air pipe, the influence on the sampling efficiency caused by the discharge of the air from the inlet and outlet nozzles is avoided, and the air can vacate the space of the sampling pipe by the discharge of the air pipe, so that more sample water is contained.
According to the utility model, a beam receiving hole is formed in the middle of the winding box; a rotating shaft is arranged in the winding box; a motor is fixed at one end in the winding box and is connected with one end of the rotating shaft; the winding box is provided with a motor on-off switch.
The beam receiving hole can be used for allowing a placing wire to penetrate into the winding box; the rotating shaft is used for winding the placing wire; the motor may drive the rotating shaft.
Further illustratively according to the present utility model, the sampling tube is a double-walled tube.
The double-wall pipe outer layer material has the advantages of insulation, corrosion resistance, wear resistance and the like, and the inner layer has the advantages of low melting point, water resistance, sealing, high adhesiveness and the like.
The application method of the Beller tube for deep water sampling comprises the following steps:
placing the sampling tube into a specified water body to be sampled, opening a motor start-stop switch, winding a placing wire out, driving the sampling tube to sink into a preset water body depth, then pulling a traction wire, driving a movable rod and a sealing plug to move upwards, separating the sealing plug from the inner wall of a pass-in nozzle, enabling a water sample to flow into the sampling tube through the pass-in nozzle and a pass-through cavity, regularly pulling the traction wire in the sampling process, driving a fixing piece on the movable rod and dredging the filtering screen, stopping pulling the traction wire after the water sample is collected enough, pressing the sealing plug into the pass-in nozzle under the action of a spring and water pressure in the tube, completing the sealing of the water sample, opening the motor start-stop switch again, winding the placing wire into a winding box, simultaneously taking the sampling tube out, and completing the sampling work of the specific water body depth.
The utility model has the following beneficial effects:
1. according to the utility model, through the cooperation of the counterweight seat, the inlet and outlet nozzle, the spring, the sealing plug and the movable rod, the lower end of the sampling tube is conveniently lowered to a proper depth in groundwater and then sampling is carried out, so that deep water stratified sampling of the groundwater is realized.
2. According to the utility model, through the application of the sampling tube, the filter screen, the movable rod, the fixed sheet and the dredging needle, the filtering effect of the filter screen on larger impurities of the water body is ensured, and the filter screen is prevented from being blocked, so that the sampling efficiency of the sampling tube is ensured.
3. According to the utility model, through the application of the air pipe, when the sampling pipe is immersed in water, and a water sample is collected, air in the pipe can be discharged from the air pipe at the top of the pipe, and the space in the pipe can be discharged.
4. The utility model has simple structure, convenient use and good effect.
Drawings
Fig. 1 is a schematic diagram of the whole structure of the device.
Fig. 2 is a cross-sectional view of the present device.
FIG. 3 is a schematic diagram showing a specific structure of the lower end sampling of the device.
Fig. 4 is a schematic diagram of the filtering structure of the device.
Fig. 5 is a schematic diagram of the structure of the winding box of the device.
Reference numerals: 1-sampling tube, 101-filter screen, 102-through opening, 2-counterweight seat, 201-through cavity, 3-inlet and outlet mouth, 4-spring, 5-sealing plug, 6-movable rod, 601-stationary blade, 602-dredging needle, 7-top cap, 701-placing wire, 8-air tube, 9-traction wire, 10-winding box, 1001-beam receiving hole, 11-motor, 12-rotating shaft and 13-motor on-off switch.
Description of the embodiments
The utility model is further described below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1 to 5, the belleville pipe for deep water sampling comprises a sampling pipe 1, wherein the lower end of the sampling pipe 1 is fixedly connected with a counterweight seat 2 and an inlet and outlet nozzle 3 in sequence; the counterweight seat 2 is hollow, and a through cavity 201 for communicating the sampling tube 1 with the inlet and outlet nozzle 3 is formed; a sealing plug 5 is arranged in the through cavity 201, a movable rod 6 is fixed on the upper end surface of the sealing plug 5, and the movable rod 6 vertically extends into the sampling tube 1 and extends to the inner top of the sampling tube 1; one end of the movable rod 6 far away from the sealing plug 5 is connected with a traction wire 9, and the traction wire 9 extends out of the top of the sampling tube 1; a spring 4 is fixed in the lower port of the through cavity 201, and the lower end of the spring 4 is fixedly connected with the sealing plug 5; the diameter of the upper port of the inlet and outlet nozzle 3 is larger than that of the lower port, and the diameter of the sealing plug 5 is larger than that of the lower port of the inlet and outlet nozzle 3 and smaller than that of the upper port of the inlet and outlet nozzle 3; the top of the sampling tube 1 is provided with a top cap 7, the top cap 7 is connected with a placing wire 701, and one end of the placing wire 701 far away from the top cap 7 is connected with a winding box 10; a horizontal filter screen 101 is fixed at the bottom of the sampling tube 1, and a through hole 102 matched with the movable rod 6 is formed in the middle of the filter screen 101; a fixing plate 601 is horizontally fixed on the outer edge surface of the movable rod 6, which is close to the filter screen 101, and a dredging needle 602 is arranged on the lower end surface of the fixing plate 601.
The sampling tube 1 is a double-wall tube.
The application method of the utility model is as follows:
placing the sampling tube 1 into a specified water body to be sampled, winding out the placing wire 701, driving the sampling tube 1 to sink into a preset water body depth, then pulling the pulling wire 9, driving the movable rod 6 and the sealing plug 5 to move upwards, separating the sealing plug 5 from the inner wall of the inlet and outlet nozzle 3, enabling a water sample to flow into the sampling tube 1 through the inlet and outlet nozzle 3 and the through cavity 201, regularly pulling the pulling wire 9 in the sampling process, driving the fixing piece 601 and the dredging needle 602 on the movable rod 6 to dredge the filter screen 101, stopping pulling the pulling wire 9 after the water sample is collected enough, pressing the sealing plug 5 into the inlet and outlet nozzle 3 under the action of the spring 4 and the water pressure in the tube, completing the sealing of the water sample, winding the placing wire 701 back into the winding box 10, and simultaneously taking out the sampling tube 1, and completing the sampling work of the specific water body depth.
Example 2:
this embodiment differs from embodiment 1 in that: a vertical air pipe 8 is fixed in the middle of the top cap 7; the air pipe 8 extends into the sampling pipe 1; the top end of the movable rod 6 extends into the air pipe 8 and is connected with a traction wire 9.
The method of use of this embodiment differs from embodiment 1 in that: during sampling, the trachea needs to be exposed to the water surface.
Example 3:
this embodiment differs from embodiment 2 in that: as shown in fig. 5, a beam receiving hole 1001 is provided in the middle of the winding box 10; a rotating shaft 12 is arranged in the winding box 10; a motor 11 is fixed at one end in the winding box 10, and the motor 11 is connected with one end of the rotating shaft 12; the winding box 10 is provided with a motor 11 on-off switch 13.
The method of use of this embodiment differs from embodiment 1 in that: the winding of the traction wire can be realized by driving the rotating shaft through the motor.
The above embodiments are only exemplary embodiments of the present utility model and are not intended to limit the present utility model, the scope of which is defined by the claims. Various modifications and equivalent arrangements of parts may be made to the present utility model within the spirit and scope of the utility model, and such modifications and equivalents should be considered to fall within the scope of the utility model.
Claims (4)
1. A belleville pipe for deep water sampling comprising a sampling pipe (1), characterized in that: the lower end of the sampling tube (1) is fixedly connected with a counterweight seat (2) and an inlet and outlet nozzle (3) in sequence; the counterweight seat (2) is hollow, and a through cavity (201) for communicating the sampling tube (1) with the inlet and outlet nozzle (3) is formed; a sealing plug (5) is arranged in the through cavity (201), a movable rod (6) is fixed on the upper end surface of the sealing plug (5), and the movable rod (6) vertically extends into the sampling tube (1) and extends to the inner top of the sampling tube (1); one end of the movable rod (6) far away from the sealing plug (5) is connected with a traction wire (9), and the traction wire (9) extends out of the top of the sampling tube (1); a spring (4) is fixed in the lower port of the through cavity (201), and the lower end of the spring (4) is fixedly connected with the sealing plug (5); the diameter of the upper port of the inlet and outlet nozzle (3) is larger than that of the lower port, and the diameter of the sealing plug (5) is larger than that of the lower port of the inlet and outlet nozzle (3) and smaller than that of the upper port of the inlet and outlet nozzle (3); a top cap (7) is arranged at the top of the sampling tube (1), a placing wire (701) is connected to the top cap (7), and a winding box (10) is connected to one end, far away from the top cap (7), of the placing wire (701); a horizontal filter screen (101) is fixed at the inner bottom of the sampling tube (1), and a through hole (102) matched with the movable rod (6) is formed in the middle of the filter screen (101); the movable rod (6) is horizontally fixed with a fixing sheet (601) on the outer edge surface close to the filter screen (101), and a dredging needle (602) is arranged on the lower end surface of the fixing sheet (601).
2. The belleville pipe for deep water sampling of claim 1, wherein: a vertical air pipe (8) is fixed in the middle of the top cap (7); the air pipe (8) extends into the sampling pipe (1); the top end of the movable rod (6) stretches into the air pipe (8) and is connected with the traction wire (9).
3. The belleville pipe for deep water sampling of claim 1, wherein: a beam receiving hole (1001) is formed in the middle of the winding box (10); a rotating shaft (12) is arranged in the winding box (10); a motor (11) is fixed at one end in the winding box (10), and the motor (11) is connected with one end of the rotating shaft (12); the winding box (10) is provided with a motor (11) on-off switch (13).
4. A belleville pipe for deep water sampling according to claim 3, characterized in that: the sampling tube (1) is a double-wall tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223551232.5U CN219675535U (en) | 2022-12-30 | 2022-12-30 | Beller tube for deep water sampling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223551232.5U CN219675535U (en) | 2022-12-30 | 2022-12-30 | Beller tube for deep water sampling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219675535U true CN219675535U (en) | 2023-09-12 |
Family
ID=87896092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223551232.5U Active CN219675535U (en) | 2022-12-30 | 2022-12-30 | Beller tube for deep water sampling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219675535U (en) |
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2022
- 2022-12-30 CN CN202223551232.5U patent/CN219675535U/en active Active
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