CN209817995U - Self-sealing type dredging device for monitoring well - Google Patents
Self-sealing type dredging device for monitoring well Download PDFInfo
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- CN209817995U CN209817995U CN201822278576.0U CN201822278576U CN209817995U CN 209817995 U CN209817995 U CN 209817995U CN 201822278576 U CN201822278576 U CN 201822278576U CN 209817995 U CN209817995 U CN 209817995U
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Abstract
The utility model discloses a self-sealing dredging device for a monitoring well, which comprises a sediment cylinder, wherein the sediment cylinder is provided with a sand inlet and a sand outlet, and the inner wall of the sediment cylinder is provided with a self-sealing device along the circumferential direction; the self-sealing device comprises a connecting seat and a self-sealing sheet, the connecting seat is fixed with the sediment cylinder, and a rotating shaft which is rotatably connected with the self-sealing sheet is arranged on the connecting seat; the connecting seat comprises a first inclined plane and a second inclined plane which are arranged on two sides of the rotating shaft, and the first inclined plane is close to the inner wall of the sediment cylinder; when the self-sealing piece rotates to any position between the first inclined plane and the second inclined plane, the sand inlet is communicated with the inner space of the sediment cylinder; when the self-sealing piece rotates to the second inclined surface, the self-sealing piece isolates the sand inlet from the inner space of the sediment cylinder. The utility model discloses simple structure, low cost can clear away the silt of siltation in the well, dredge the monitoring well, can adapt to the monitoring well of the different degree of depth, and it is reliable to get husky.
Description
Technical Field
The utility model relates to an operation technical field in the pit especially relates to a proclaim oneself formula monitoring well pull throughs.
Background
With the development of human industry and agriculture, the emission of industrial pollutants and the use of pesticides cause increasingly serious pollution to underground water. Because the underground water is buried underground, the underground water monitoring is the main means for knowing the environmental information of the underground water at present.
The monitoring well is a special well for monitoring the change conditions of the water level, the water temperature and the water quality of underground water by a drilling method, and a monitoring instrument is placed in the well to realize the analysis and the test by regularly taking a water sample. Monitoring wells are typically constructed on a well floor to prevent surface rain water and entrained silt from flowing into the well. However, the arranged underground water monitoring well is easy to be damaged artificially, such as the well mouth is buried or sundries are put into the well to cause the blockage of the water well; meanwhile, the silt/sand of the flushing and depositing layer leaks into the well along with the pipe seams of the sieve pipe under the action of pressure, so that the silt is caused, and the water level and the water quality in the well are influenced. The above conditions not only affect the depth of the underground water monitoring well, but also change the water quality characteristics of the underground water. In order to ensure normal monitoring, the monitoring well needs to be cleaned and repaired, and sediment deposited in the well is cleaned.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a proclaim oneself formula monitoring well pull throughs is provided, can clear away the silt of sedimentation in the well for dredge the monitoring well.
In order to solve the technical problem, the utility model provides a self-sealing dredging device for a monitoring well, which comprises a sediment cylinder, wherein the bottom of the sediment cylinder is provided with a sand inlet, and the side wall of the sediment cylinder is provided with a sand outlet;
a self-sealing device is arranged on the inner wall of the sediment cylinder along the circumferential direction, and a preset distance is reserved between the self-sealing device and the sand inlet;
the self-sealing device comprises a plurality of groups of connecting seats and self-sealing sheets, the connecting seats are fixed with the sediment cylinder, and the top of the connecting seats is provided with a rotating shaft which is rotatably connected with the self-sealing sheets;
the connecting seat comprises a first inclined surface and a second inclined surface which are arranged on two sides of the rotating shaft, the first inclined surface is close to the inner wall of the sediment cylinder, and a preset included angle is formed between the first inclined surface and the second inclined surface;
when the self-sealing piece rotates to any position between the first inclined plane and the second inclined plane, the sand inlet is communicated with the inner space of the sediment cylinder;
when the self-sealing piece rotates to the second inclined surface, the self-sealing piece isolates the sand inlet from the inner space of the sediment cylinder.
As an improvement of the above scheme, the connecting seat comprises a first connecting seat and a second connecting seat arranged above the first connecting seat, the self-sealing sheet comprises a first self-sealing sheet connected with the first connecting seat and a second self-sealing sheet connected with the second connecting seat, and the length of the second self-sealing sheet is smaller than that of the first self-sealing sheet;
when the second self-sealing sheet rotates to the second inclined plane, the end part of the second self-sealing sheet is in contact with the surface of the first self-sealing sheet.
As a modification of the above, the length of the second self-sealing sheet is 1/2-3/5 of the length of the first self-sealing sheet.
As the improvement of above-mentioned scheme, the top of silt section of thick bamboo is equipped with application of force portion, application of force portion includes connecting rod and handle, the one end of connecting rod with silt section of thick bamboo threaded connection, the other end with the handle is fixed.
As an improvement of the scheme, the connecting rod comprises a plurality of hollow round tubes which are connected end to end, and two ends of each hollow round tube are provided with matched threaded connectors.
As an improvement of the scheme, the top of the sediment cylinder is provided with an end cover, and the force application part is connected with the sediment cylinder through the end cover.
As an improvement of the above scheme, a preset included angle between the first inclined surface and the second inclined surface of the first connecting seat is 90-135 degrees;
the preset included angle between the first inclined plane and the second inclined plane of the second connecting seat is 100-150 degrees;
the included angle between the first inclined plane of the first connecting seat and the horizontal plane is 30-60 degrees.
As an improvement of the scheme, the distance between the first connecting seat and the sand inlet is 20-50 cm.
As an improvement of the scheme, the sand outlet is arranged at 1/3-1/2 on the upper part of the sediment cylinder.
As an improvement of the scheme, the outer wall of the connecting rod is provided with dimension scales.
Implement the utility model discloses, following beneficial effect has:
the utility model discloses a self-sealing dredging device for monitoring wells, which is characterized in that a self-sealing sheet and a connecting seat are arranged on the upper part of a sand inlet of a sand cylinder, so that the sand inlet is communicated with the inner space of the sand cylinder when the self-sealing sheet rotates upwards around a rotating shaft of the connecting seat to a position between a first inclined plane and a second inclined plane, and then the sand in the monitoring well enters the sand cylinder from the sand inlet; the silt barrel is lifted upwards when silt is filled in the silt barrel, the self-sealing piece rotates downwards to the second inclined plane under the action of silt pressure in the silt barrel, so that the self-sealing piece is closed, silt in the silt barrel is isolated from the sand inlet at the bottom, the silt in the silt barrel can be lifted out of the monitoring well along with the silt barrel, and the monitoring well is dredged.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the self-sealing dredging device for a monitoring well of the present invention;
FIG. 2 is a schematic illustration of the sand drum of FIG. 1 in a configuration for sand extraction;
FIG. 3 is an enlarged view of the portion A of FIG. 1;
figure 4 is a top view of the silt cartridge of figure 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the utility model provides a self-sealing dredging device for monitoring wells, which comprises a sediment cylinder 1, wherein the bottom of the sediment cylinder 1 is provided with a sand inlet 11, and the side wall of the sediment cylinder is provided with a sand outlet 12; a self-sealing device 2 is arranged on the inner wall of the sediment cylinder 1 along the circumferential direction, and a preset distance is reserved between the self-sealing device 2 and the sand inlet 11; the self-sealing device 2 comprises a plurality of groups of connecting seats 21 and self-sealing sheets 22, the connecting seats 21 are fixed with the sediment cylinder 1, and the top of the connecting seats is provided with a rotating shaft 23 which is rotatably connected with the self-sealing sheets 22; with reference to fig. 2 and 3, the connecting seat 21 includes a first inclined surface 211 and a second inclined surface 212 disposed at two sides of the rotating shaft 23, the first inclined surface 211 is close to the inner wall of the sediment tank 1, and a preset included angle is formed between the first inclined surface 211 and the second inclined surface 212; when the self-sealing piece 22 rotates to any position between the first inclined plane 211 and the second inclined plane 212, the sand inlet 11 is communicated with the inner space of the sediment cylinder 1; when the self-sealing piece 22 rotates to the second inclined plane 212, the self-sealing piece 22 isolates the sand inlet 11 from the inner space of the sediment cylinder 1.
According to the self-sealing dredging device for the monitoring well, the self-sealing sheet 22 and the connecting seat 21 are arranged at the upper part of the sand inlet 11 of the sediment cylinder 1, so that the sand inlet 11 is communicated with the inner space of the sediment cylinder 1 when the self-sealing sheet 22 rotates upwards around the rotating shaft 23 of the connecting seat 21 to the position between the first inclined surface 211 and the second inclined surface 212, and thus, sediment in the monitoring well enters the sediment cylinder 1 from the sand inlet 11; when silt is filled in the silt cylinder 1, the silt cylinder 1 is lifted upwards, and under the action of the pressure of the silt in the silt cylinder 1, the self-sealing sheet 22 rotates downwards to the second inclined surface 212, so that the self-sealing sheet 22 is closed, the silt in the silt cylinder 1 is isolated from the sand inlet 11 at the bottom, and the silt in the silt cylinder 1 can be lifted out of the monitoring well along with the silt cylinder 1.
Preferably, the top of silt section of thick bamboo 1 is equipped with application of force portion, application of force portion includes connecting rod 3 and handle 4, connecting rod 3 one end with 1 threaded connection of silt section of thick bamboo, the other end with handle 4 is fixed. In order to prevent the monitoring operation period from causing the well dryness due to the sediment accumulation, so that the monitoring data is interrupted, the well depth of the monitoring well generally reaches several meters or even tens of meters. In order to facilitate operation, the connecting rod 3 is designed into a plurality of hollow round pipes which are connected end to end, the two ends of each hollow round pipe are provided with matched threaded interfaces, and a proper number of hollow round pipes are selected to be assembled and matched according to actual well depth to achieve sand taking. In addition, the outer wall of the connecting rod 3 is provided with size scales, so that the depth of the sludge/sand in the connecting rod can be conveniently monitored in real time. In order to realize the connection between the sediment cylinder 1 and the connecting rod 3, the top of the sediment cylinder 1 is also provided with an end cover 5, and the lower part of the connecting rod 3 is connected with the end cover 5.
In this embodiment, the self-sealing devices 2 are preferably arranged in two groups, specifically, with reference to fig. 4, the connecting bases 21 include first connecting bases 21a and second connecting bases 21b disposed above the first connecting bases 21a, the self-sealing sheet 22 includes a first self-sealing sheet 22a connected to the first connecting bases 21a and a second self-sealing sheet 22b connected to the second connecting bases 21b, and the length of the second self-sealing sheet 22b is 1/2-3/5 of the length of the first self-sealing sheet 22 a; when the second self-sealing piece 22b rotates to the second inclined surface 212, the end of the second self-sealing piece 22b contacts with the surface of the first self-sealing piece 22 a. In order to transfer the silt pressure in the silt barrel 1 to the first connecting seat 21a and the second connecting seat 21b on the silt barrel 1 and reduce the stress on the first self-sealing piece 22a and the second self-sealing piece 22b, the preset included angle between the first inclined surface 211 and the second inclined surface 212 of the first connecting seat 21a is preferably 90-135 degrees; the preset included angle between the first inclined surface 211 and the second inclined surface 212 of the second connecting seat 21b is preferably 100-150 degrees; the first inclined surface 211 of the first connection seat 21a preferably forms an angle of 30-60 ° with the horizontal plane. Because the quality of silt is big, get silt in silt section of thick bamboo 1 and when pulling silt section of thick bamboo 1 up, the second contacts from the tip of mounting 22b and the first surface from mounting 22a, and the second contacts from mounting 22b and second connecting seat 21 b's second inclined plane 212, consequently, the second can shift to from the silt weight of mounting 22b top second connecting seat 21b avoids first from mounting 22a and first connecting seat 21a to bear too big silt pressure and causes the deformation. In addition, in the process of lifting the sediment cylinder 1 upwards, the first self-sealing piece 22a and the second self-sealing piece 22b rotate downwards under the action of the sediment pressure in the sediment cylinder 1, and in the process that the end part of the first self-sealing piece 22a is not closed, sand and stones with large granularity in the sediment cylinder 1 block the closing of the first self-sealing piece 22a, so that the sand leakage phenomenon is easily caused in the lifting process of the sediment cylinder 1.
Because the sludge/sand layer needs to be impacted repeatedly in the sand taking process, in order to facilitate sand feeding, the distance between the first connecting seat 21a and the sand inlet 11 is 20-50 cm; in addition, in order to facilitate sand discharge, the sand outlet 12 is arranged at 1/3-1/2 on the upper part of the sediment cylinder 1.
When using the monitoring well pull throughs that this embodiment provided, salvage the great debris of the masonry tile isovoluminal in the monitoring well earlier, assemble the connecting rod 3 of suitable length according to the well depth again, visit a sediment section of thick bamboo 1 into the monitoring well through handle 4 and connecting rod 3 and get husky. When the sand inlet 11 reaches the surface of the silt/sand layer, the silt barrel 1 is lifted to repeatedly impact the silt/sand layer, the first self-sealing piece 22a and the second self-sealing piece 22b are extruded by silt and rotate towards the inner wall direction of the silt barrel 1, namely, the silt barrel rotates towards the first inclined plane 211, the first self-sealing piece 22a and the second self-sealing piece 22b are in an open state, and the silt enters the silt barrel 1 along the first self-sealing piece 22a through the sand inlet 11. When the sand taking is finished, the handle 4 and the connecting rod 3 are pulled, the first self-sealing piece 22a and the second self-sealing piece 22b rotate to the second inclined plane 212 under the action of the pressure of the sand in the sand barrel 1, namely, the first self-sealing piece 22a and the second self-sealing piece 22b are closed, and the sand in the sand barrel 1 is lifted out of a wellhead of the monitoring well along with the sand barrel 1. Finally, the silt in the silt barrel 1 is taken out through the silt outlet 12.
To sum up, implement the utility model discloses following beneficial effect has:
the utility model discloses a self-sealing dredging device for monitoring wells, which is characterized in that a self-sealing sheet and a connecting seat are arranged on the upper part of a sand inlet of a sand cylinder, so that the sand inlet is communicated with the inner space of the sand cylinder when the self-sealing sheet rotates upwards around a rotating shaft of the connecting seat to a position between a first inclined plane and a second inclined plane, and then the sand in the monitoring well enters the sand cylinder from the sand inlet; when silt is filled in the silt cylinder, the silt cylinder is lifted upwards, the self-sealing sheet rotates downwards to the second inclined plane under the action of the pressure of the silt in the silt cylinder, so that the self-sealing sheet is closed and the silt in the silt cylinder is isolated from the sand inlet at the bottom, and the silt in the silt cylinder can be lifted out of the monitoring well along with the silt cylinder. The utility model has the advantages of as follows:
1. the utility model has simple structure and low cost, and can be adapted to monitoring wells with different depths;
2. the utility model has simple operation, only needs the matching of the hoisting device in the operation process, and has low operation cost;
3. the utility model discloses it is reliable to proclaim oneself the device and get husky, and the volume of leaking sand is little.
The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.
Claims (10)
1. A self-sealing dredging device for a monitoring well is characterized by comprising a sediment cylinder, wherein the bottom of the sediment cylinder is provided with a sand inlet, and the side wall of the sediment cylinder is provided with a sand outlet;
a self-sealing device is arranged on the inner wall of the sediment cylinder along the circumferential direction, and a preset distance is reserved between the self-sealing device and the sand inlet;
the self-sealing device comprises a plurality of groups of connecting seats and self-sealing sheets, the connecting seats are fixed with the sediment cylinder, and the top of the connecting seats is provided with a rotating shaft which is rotatably connected with the self-sealing sheets;
the connecting seat comprises a first inclined surface and a second inclined surface which are arranged on two sides of the rotating shaft, the first inclined surface is close to the inner wall of the sediment cylinder, and a preset included angle is formed between the first inclined surface and the second inclined surface;
when the self-sealing piece rotates to any position between the first inclined plane and the second inclined plane, the sand inlet is communicated with the inner space of the sediment cylinder;
when the self-sealing piece rotates to the second inclined surface, the self-sealing piece isolates the sand inlet from the inner space of the sediment cylinder.
2. The self-sealing monitor well dredging device of claim 1, wherein the connecting seat comprises a first connecting seat and a second connecting seat arranged above the first connecting seat, the self-sealing piece comprises a first self-sealing piece connected with the first connecting seat and a second self-sealing piece connected with the second connecting seat, and the length of the second self-sealing piece is smaller than that of the first self-sealing piece;
when the second self-sealing sheet rotates to the second inclined plane, the end part of the second self-sealing sheet is in contact with the surface of the first self-sealing sheet.
3. The self-sealing monitor well pull throughs of claim 1, wherein the length of the second self-sealing strip is 1/2-3/5 of the length of the first self-sealing strip.
4. The self-sealing dredging device for monitoring wells of claim 1, wherein the top of the sediment cylinder is provided with a force application part, the force application part comprises a connecting rod and a handle, one end of the connecting rod is in threaded connection with the sediment cylinder, and the other end of the connecting rod is fixed with the handle.
5. The self-sealing monitor well dredging device of claim 4, wherein the connecting rod comprises a plurality of hollow round tubes connected end to end, and two ends of the hollow round tubes are provided with matched threaded interfaces.
6. The self-sealing dredging device for monitoring wells of claim 4, wherein an end cap is arranged at the top of the sediment cylinder, and the force application part is connected with the sediment cylinder through the end cap.
7. The self-sealing monitor well dredging device of claim 2, wherein the preset included angle between the first inclined surface and the second inclined surface of the first connecting seat is 90-135 degrees;
the preset included angle between the first inclined plane and the second inclined plane of the second connecting seat is 100-150 degrees;
the included angle between the first inclined plane of the first connecting seat and the horizontal plane is 30-60 degrees.
8. The self-sealing monitor well pull throughs of claim 7, wherein the first connector block is located 20-50cm from the sand inlet.
9. The self-sealing monitor well pull throughs of claim 1, wherein the sand outlet is located at 1/3-1/2 above the sand trap.
10. The self-sealing monitor well pull throughs of claim 4, wherein the outer wall of the tie rod is provided with dimensional scales.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822278576.0U CN209817995U (en) | 2018-12-30 | 2018-12-30 | Self-sealing type dredging device for monitoring well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822278576.0U CN209817995U (en) | 2018-12-30 | 2018-12-30 | Self-sealing type dredging device for monitoring well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209817995U true CN209817995U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822278576.0U Active CN209817995U (en) | 2018-12-30 | 2018-12-30 | Self-sealing type dredging device for monitoring well |
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| Country | Link |
|---|---|
| CN (1) | CN209817995U (en) |
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- 2018-12-30 CN CN201822278576.0U patent/CN209817995U/en active Active
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