CN206248176U - A kind of foundation ditch level of ground water real-time measurement apparatus - Google Patents
A kind of foundation ditch level of ground water real-time measurement apparatus Download PDFInfo
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- CN206248176U CN206248176U CN201621393310.5U CN201621393310U CN206248176U CN 206248176 U CN206248176 U CN 206248176U CN 201621393310 U CN201621393310 U CN 201621393310U CN 206248176 U CN206248176 U CN 206248176U
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- water level
- scale bar
- water
- level pipe
- end cap
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Abstract
The utility model is a kind of foundation ditch level of ground water real-time measurement apparatus.It includes water level pipe, floating drum, presss from both sides straight ring, end cap, scale bar and anti-settling lid, the end cap is connected with the top of water level pipe, the centre of the end cap is provided with through hole, the bottom lock of the water level pipe, water treatment plant is provided with the bottom up 1m ~ 5m of the water level pipe, the water treatment plant forms precipitating phase to the bottom of water level pipe downwards；The scale bar is fixed on the centre for pressing from both sides straight ring, the external diameter for pressing from both sides straight ring is equal with the internal diameter of the water level pipe and can be moved up and down in water level pipe, the bottom of the scale bar is connected with the floating drum, the floating drum is hollow sealing drum, the top of the scale bar passes through the through hole of the end cap, the aperture of the diameter less than the through hole of the scale bar；The anti-settling lid is threadedly attached in the top of the scale bar, the diameter of the aperture less than the anti-settling lid of the through hole.The utility model is easy to obtain reading at any time, effectively improves operating efficiency.
Description
Technical field
The utility model is related to water table measure apparatus field, particularly discloses a kind of foundation ditch level of ground water and measures in real time
Device.
Background technology
When the location that level of ground water is higher or has abundant ground backwater carries out base pit engineering earth excavation and foundation construction
When, can not only make earth excavation difficult, and destructible foundation soil, foundation bearing capacity is reduced, cause engineering to be built after building up
Build thing and produce a large amount of differential settlements, or the engineering accidents such as piping, quicksand, bottom heave occur, influence is neighbouring to build（Structure）Build thing
Use safety and engineering be smoothed out.Therefore precipitation is the problem that must be solved first before excavation, to underground water
The monitoring of position is then the important means for monitoring dewatering effect.Traditional water level monitoring method stretches into water level pipe using water-level gauge, by
Gauge head contacts the water surface, so as to connect receive system, triggers sounder, and the water surface is finally read on cable away from water level mouth of pipe distance.
But traditional measuring method has two major defects, on the one hand measurement complex operation, measurement every time needs to carry wire spool, right
Monitoring holes are carried out putting gauge head one by one and receive the work of gauge head, and need 2 person cooperative works, and workload is big and causes measurement week
Phase is long.On the other hand it is that gauge head and cable are easily damaged, it is necessary to regular maintenance, more during repeatedly using
Change, and cable commonly using the plastic deformation for causing due to that can influence certainty of measurement.Therefore the base of above-mentioned two problems is being solved
On plinth, the underground water level measurement equipment for developing convenience and high-efficiency has important Practical significance.
The content of the invention
The purpose of this utility model is to overcome defect present in prior art, there is provided one kind improves operating efficiency, surveys
The foundation ditch level of ground water real-time measurement apparatus that amount device structure is simple, easy to assembly, parts are replaceable, can recycle.
What the utility model was realized in：A kind of foundation ditch level of ground water real-time measurement apparatus, including water level pipe, its feature
It is：Also include floating drum, press from both sides straight ring, end cap, scale bar and anti-settling lid, the end cap is connected with the top of the water level pipe, institute
The centre for stating end cap is provided with through hole, and the bottom lock of the water level pipe is provided with drainage at the bottom up 1m ~ 5m of the water level pipe
Device, the water treatment plant forms precipitating phase to the bottom of water level pipe downwards；The scale bar is fixed in the straight ring of folder
Between, the external diameter of the straight ring of folder is equal with the internal diameter of the water level pipe and can be moved up and down in the water level pipe, the scale bar
Bottom is connected with the floating drum, and the floating drum is hollow sealing drum, and the top of the scale bar passes through the through hole of the end cap,
Aperture of the diameter of the scale bar less than the through hole；The anti-settling lid is threadedly attached in the top of the scale bar,
Diameter of the aperture of the through hole less than the anti-settling lid.
The straight ring of the folder includes inner ring, outer shroud, support bar, and the inner ring is fixed on the scale bar, the outer shroud with
Fixed by the support bar between inner ring.
The scale bar is made up of 1 ~ 80 segment unit scale body of rod, is connected through a screw thread between every 2 segment unit scale body of rod,
Every section of length of the unit scale body of rod is 1 ~ 3m.
The internal diameter of the water level pipe is 60-80mm, and the external diameter of the floating drum is less than water level bore 2-4mm, the floating drum
Height be 4-5 times of water level bore.
The water treatment plant includes 3-5 layers of gauze, the 6-8 row treatment holes being located on the water level tube wall, the gauze
It is wrapped in the outside of the treatment hole.
The quantity of the straight ring of folder is 1 ~ 20, is distributed on the scale bar.
Between the floating drum and scale bar, press from both sides between straight ring and scale bar, pass through removable between end cap and water level pipe respectively
Unload structure to be connected, the demountable structure is chosen any one kind of them in screw connection structure, eye-splice attachment structure.
The utility model measurement water level measuring process be：
1）Drilled to predetermined depth in water-level observation point, and cause that boring aperture is more than water level pipe 38 ~ 45mm of external diameter, use water
Sediment is rinsed, will be entered under water level pipe after the completion of flushing in drilling, be backfilled to not gap between drilling and water level pipe with sand
Filter device, then filled with clay；
2）Floating drum is connected with scale bar, and scale bar is connected with straight ring is pressed from both sides, floating drum, scale bar and the folder that will be connected
Straight ring is put into water level pipe, it is ensured that water level pipe top is exposed in scale bar upper end, and checks whether scale bar can be freely up and down；
3）End cap is connected through scale bar with water level pipe top, prevent debris enter water level pipe in, and by it is anti-settling lid with
Scale bar top is connected；
4）Level of ground water can directly be read apart from the distance on end cap top by scale bar high scale, measured with reference to spirit level
End cap top absolute altitude, you can draw measuring point level of ground water absolute elevation.
Level of ground water absolute elevation calculating formula is as follows in step 4：
Ds=Hs-hs
Wherein, DsIt is water level absolute elevation in water level pipe；
HsIt is water level pipe end-cap top absolute elevation；
hsFor the registration that scale bar reads, i.e., level of ground water is apart from water level pipe end-cap top distance.
In step 2, one straight ring of folder is set at interval of 3 ~ 4m on the scale bar.
The beneficial effects of the utility model are：Compared with existing measuring apparatus, the utility model is simple to operate, is easy to work
Personnel obtain reading at any time, effectively raise operating efficiency.The utility model device is installed and convenient disassembly simultaneously, is repeated
Recycle, improve the utilization rate of material, with good value for applications.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model device.
Fig. 2 is the overlooking the structure diagram of the straight ring of folder of the utility model device.
Fig. 3 is the structural representation of the unit scale body of rod of the utility model device.
Wherein：1st, water level pipe；2nd, floating drum；3rd, straight ring is pressed from both sides；4th, end cap；5th, scale bar；6th, anti-settling lid；7th, through hole；8th, precipitate
Section；9th, gauze；10th, treatment hole；11st, inner ring；12nd, outer shroud；13rd, support bar；14th, the unit scale body of rod；15th, threaded rod；16th, it is interior
Screw thread.
Specific embodiment
According to Fig. 1-3, a kind of foundation ditch level of ground water real-time measurement apparatus of the utility model, including water level pipe 1, floating drum 2, folder
Straight ring 3, end cap 4, scale bar 5 and anti-settling lid 6, the end cap 4 are connected with the top of the water level pipe 1, the centre of the end cap 4
Through hole 7 is provided with, the bottom lock of the water level pipe 1 is provided with water treatment plant at the bottom up 1m ~ 5m of the water level pipe 1, described
Water treatment plant forms precipitating phase 8 to the bottom of water level pipe 1 downwards；The water treatment plant includes 3-5 layers of gauze 9, is located at the water
6-8 row treatment hole 10 on the tube wall of pipe 1 of position, the gauze 9 is wrapped in the outside of the treatment hole 10.The scale bar 5 is fixed
In the centre of the straight ring 3 of the folder, press from both sides straight ring 3 external diameter is equal with the internal diameter of the water level pipe 1 and the straight ring 3 of folder can be
Moved up and down in the water level pipe 1, the straight ring 3 of folder includes inner ring 11, outer shroud 12, support bar 13, and the inner ring 11 is fixed on
On the scale bar 5, fixed by the support bar 13 between the outer shroud 12 and inner ring 11.The quantity of the straight ring 3 of folder is 1
~ 20, it is distributed on the scale bar 5.The bottom of the scale bar 5 is connected with the floating drum 2, and the floating drum 2 is hollow
Sealing drum, the top of the scale bar 5 passes through the through hole 7 of the end cap 4, and the diameter of the scale bar 5 is less than the through hole 7
Aperture；The anti-settling lid 6 is threadedly attached in the top of the scale bar 5, and the aperture of the through hole 7 is less than the anti-settling lid
6 diameter.The scale bar 5 is made up of 1 ~ 80 segment unit scale body of rod 14, and screw thread is passed through between every 2 segment unit scale body of rod 14
Connection, every section of length of the unit scale body of rod 14 is 1 ~ 3m.The internal diameter of the water level pipe 1 is 60-80mm, the floating drum 2
External diameter be less than water level bore 2-4mm, the height of the floating drum 2 is 4-5 times of the internal diameter of water level pipe 1.
Between the floating drum 2 and scale bar 5, press from both sides between straight ring 3 and scale bar 5, lead to respectively between end cap 4 and water level pipe 1
Cross demountable structure to be connected, the demountable structure is chosen any one kind of them in screw connection structure, eye-splice attachment structure.
The utility model measurement water level measuring process be：
1）Drilled to predetermined depth in water-level observation point, and cause that boring aperture is more than the 38 ~ 45mm of external diameter of water level pipe 1, used
Water rinses sediment, will enter under water level pipe 1 after the completion of flushing in drilling, will be backfilled to not in gap between drilling and water level pipe 1 with sand
Filter is crossed, then is filled with clay.
2）Floating drum 2 is connected with scale bar 5, and scale bar 5 is connected with straight ring 3 is pressed from both sides, the floating drum 2, scale that will be connected
Bar 5 and the straight ring 3 of folder are put into water level pipe 1, it is ensured that the top of water level pipe 1 is exposed in the upper end of scale bar 5, and checks that whether scale bar 5 can
It is freely up and down；One straight ring 3 of folder is set at interval of 3 ~ 4m on the scale bar 5.
3）End cap 4 is connected through scale bar 5 and by end cap 4 with the top of water level pipe 1, prevents debris from entering in water level pipe 1,
And anti-settling lid 6 is connected with the top of scale bar 5.
4）Distance of the level of ground water apart from the top of end cap 4 can directly be read by the high scale of scale bar 5, surveyed with reference to spirit level
The top absolute altitude of end cap 4 for going out, you can draw measuring point level of ground water absolute elevation.
The level of ground water absolute elevation calculating formula is as follows：
Ds=Hs-hs
Wherein, DsIt is water level absolute elevation in water level pipe；
HsIt is water level pipe end-cap top absolute elevation；
hsFor the registration that scale bar reads, i.e., level of ground water is apart from water level pipe end-cap top distance.
The utility model is further elaborated below by embodiment.
Embodiment one：
Water level pipe 1 described in the present embodiment is the PVC plastic expects pipe of internal diameter 65mm, the sealed bottom of the water level pipe 1, in water level pipe
1 bottom up is provided with the precipitating phase 8 of 1m, and the row treatment hole 10 of 8 arrangement above of the precipitating phase 6 is wrapped up with 5 layers of gauze 9, colligation jail
Gu, it is threaded at the top end opening of the water level pipe 1, for connecting end cap 4.
Using hollow plastic seal cylinder, external diameter is 63mm to the floating drum 2, is highly 250mm, in the top center of floating drum 2
It is 50mm, the internal thread of a diameter of 4mm, for connecting scale bar 5 that position sets depth.
The scale bar 5 uses light plastic bar, and external diameter is 6mm, has been arranged as required to the different lengths such as 1m, 2m, 3m
The unit scale body of rod 14, indicate scale on the surface of scale bar 5, minimum precision is 1mm, and often saving the lower end of the unit scale body of rod 14 has
There is the internal thread 16 that depth is 50mm prominent threaded rod 15, a diameter of 4mm of threaded rod 15, the upper end of the unit scale body of rod 14,
It is connected with threaded rod 15 by internal thread 16 between every 2 segment unit scale body of rod 14.
The straight ring 3 of folder adopts made of plastic, is made up of inner ring 11 and the two-layer annulus of outer shroud 12, and the external diameter of outer shroud 12 is
63mm, the internal diameter of inner ring 11 is 6mm, has support bar 13 to be connected between inner ring and outer rings.
The end cap 4 is made of plastics, and internal diameter is 65mm, is internally threaded, can be with the reserved screw thread in the upper end of water level pipe 1
Tighten；7mm through holes 7 are left at the top center of end cap 4, and scale bar 5 can be passed by through hole 7.
The anti-settling lid 6 is constituted by upper circular cover plate and with lower thread bar, and upper circular cover plate diameter is 60mm, under
The a diameter of 4mm of portion's threaded rod, the lower thread bar is connected with the upper end of the scale bar 5.
Measuring process using the present embodiment measurement water level is as follows：
1）Drilled to predetermined depth in water-level observation point, and cause that boring aperture is more than the external diameter 40mm of water level pipe 1, rushed with water
Sediment is washed, in entering drilling after the completion of flushing under water level pipe 1, is backfilled to not with the sand gap and between water level pipe 1 that will drill
Filter device, then filled with clay.
2）Floating drum 2 is connected with scale bar 5, and scale bar 5 is connected with straight ring 3 is pressed from both sides, the floating drum 2, scale that will be connected
Bar 5 and the straight ring 3 of folder are put into water level pipe 1, it is ensured that the top of water level pipe 1 is exposed in the upper end of scale bar 5, and checks that whether scale bar 5 can
It is freely up and down；One straight ring 3 of folder is set at interval of 4m on the scale bar 5.
3）End cap 4 is connected through scale bar 5 and by end cap 4 with the top of water level pipe 1, prevents debris from entering in water level pipe 1,
And anti-settling lid 6 is connected with the top of scale bar 5.
4）Distance of the level of ground water apart from the top of end cap 4 can directly be read by the high scale of scale bar 5, surveyed with reference to spirit level
The top absolute altitude of end cap 4 for going out, you can draw measuring point level of ground water absolute elevation.
The utility model is simple to operate compared with existing measuring apparatus, is easy to staff to obtain reading at any time, effectively
Improve operating efficiency.Equipment is installed and convenient disassembly simultaneously, repeatable to recycle, and improves the utilization rate of material, is had
Good value for applications.
Claims (7)
1. a kind of foundation ditch level of ground water real-time measurement apparatus, including water level pipe, it is characterised in that：Also include floating drum, press from both sides straight ring, end
Lid, scale bar and anti-settling lid, the end cap are connected with the top of the water level pipe, and the centre of the end cap is provided with through hole, described
The bottom lock of water level pipe, is provided with water treatment plant at the bottom up 1m ~ 5m of the water level pipe, the water treatment plant is downwards to water
Precipitating phase is formed on the bottom of position pipe；The scale bar is fixed on the centre of the straight ring of folder, presss from both sides the external diameter and the water level of straight ring
The internal diameter of pipe is equal and can be moved up and down in the water level pipe, and the bottom of the scale bar is connected with the floating drum, described floating
Cylinder is hollow sealing drum, and the top of the scale bar passes through the through hole of the end cap, and the diameter of the scale bar is less than described
The aperture of through hole；The anti-settling lid is threadedly attached in the top of the scale bar, and the aperture of the through hole is anti-less than described
The diameter of heavy lid.
2. foundation ditch level of ground water real-time measurement apparatus according to claim 1, it is characterised in that：The straight ring of folder includes
Inner ring, outer shroud, support bar, the inner ring are fixed on the scale bar, and the support bar is passed through between the outer shroud and inner ring
It is fixed.
3. foundation ditch level of ground water real-time measurement apparatus according to claim 1, it is characterised in that：The scale bar by 1 ~
The 80 segment unit scale bodies of rod are constituted, and are connected through a screw thread between every 2 segment unit scale body of rod, every section of unit scale body of rod
Length is 1 ~ 3m.
4. foundation ditch level of ground water real-time measurement apparatus according to claim 1, it is characterised in that：The water level pipe it is interior
Footpath is 60-80mm, and the external diameter of the floating drum is less than water level bore 2-4mm, and the height of the floating drum is the 4-5 of water level bore
Times.
5. foundation ditch level of ground water real-time measurement apparatus according to claim 1, it is characterised in that：The water treatment plant bag
3-5 layers of gauze, the 6-8 row treatment holes being located on the water level tube wall are included, the gauze is wrapped in the outside of the treatment hole.
6. foundation ditch level of ground water real-time measurement apparatus according to claim 1, it is characterised in that：The number of the straight ring of folder
It is 1 ~ 20 to measure, and is distributed on the scale bar.
7. foundation ditch level of ground water real-time measurement apparatus according to claim 1, it is characterised in that：The floating drum and scale
Between bar, press from both sides between straight ring and scale bar, be connected by demountable structure respectively between end cap and water level pipe, the detachable knot
Structure is chosen any one kind of them in screw connection structure, eye-splice attachment structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621393310.5U CN206248176U (en) | 2016-12-19 | 2016-12-19 | A kind of foundation ditch level of ground water real-time measurement apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621393310.5U CN206248176U (en) | 2016-12-19 | 2016-12-19 | A kind of foundation ditch level of ground water real-time measurement apparatus |
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| Publication Number | Publication Date |
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| CN206248176U true CN206248176U (en) | 2017-06-13 |
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ID=59008362
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| CN201621393310.5U Active CN206248176U (en) | 2016-12-19 | 2016-12-19 | A kind of foundation ditch level of ground water real-time measurement apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106441513A (en) * | 2016-12-19 | 2017-02-22 | 上海南汇建工建设(集团)有限公司 | Real-time measurement device for underground water level of foundation pit and measurement method |
-
2016
- 2016-12-19 CN CN201621393310.5U patent/CN206248176U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106441513A (en) * | 2016-12-19 | 2017-02-22 | 上海南汇建工建设(集团)有限公司 | Real-time measurement device for underground water level of foundation pit and measurement method |
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