CN211552987U - Pressure type water level gauge integrated water level measuring device - Google Patents
Pressure type water level gauge integrated water level measuring device Download PDFInfo
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- CN211552987U CN211552987U CN201921883397.8U CN201921883397U CN211552987U CN 211552987 U CN211552987 U CN 211552987U CN 201921883397 U CN201921883397 U CN 201921883397U CN 211552987 U CN211552987 U CN 211552987U
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Abstract
The utility model discloses an integrated water level measuring device of a pressure type water level gauge.A siltation insulation container is sleeved in a metal barrel of the integrated water level measuring device, the upper end of the siltation insulation container is provided with an inverted U-shaped pipe and a vertical water pipe, the upper end of the metal barrel is connected with the lower end of a supporting pipe through an end cover flange sheet, and the lower part of the supporting pipe is provided with a water inlet pipe; the measuring part comprises a measuring instrument, a pressure water level meter and an instrument bracket, the instrument bracket is fixed at the upper end of the supporting pipe or is fixed at the upper end of the supporting pipe through an extension pipe, and the pressure water level meter is hung by a cable and enters the lower part of the inner cavity of the silt insulation container from the supporting pipe and the vertical water pipe. The utility model discloses a metal bucket both as fixed basis, as the monitoring container of pressure fluviograph again, make pressure fluviograph probe and instrument member constitute integratively, has effectively solved original pressure fluviograph probe and member separation problem, has avoided pressure fluviograph signal line and probe easy destruction, poor stability's problem.
Description
The technical field is as follows:
the utility model relates to a hydrology silt monitoring technology especially relates to a pressure type fluviograph integration water level measurement device.
Background art:
the water level monitoring is one of basic monitoring contents of rivers, lakes and seas, and the method for automatically monitoring the water level comprises an electronic water gauge, a floater water level gauge, an ultrasonic water level gauge, a radar water level gauge, a pressure water level gauge, a bubble water level gauge and the like.
At present, a pressure water level meter and a bubble water level meter are widely applied to daily water level monitoring, and especially when other methods are adopted for monitoring the water levels of many medium-sized and small rivers and medium-sized and small reservoirs, only the pressure water level meter and the bubble water level meter are used because natural conditions and terrain influence do not have installation conditions at all, or investment is large, or construction is difficult. However, the pressure water level meter and the bubble water level meter have fatal defects and are greatly influenced by the sand content of water, sediment deposition, flow rate and the like. In order to carry out mountain torrent disaster defense and early warning, a large number of medium and small rivers need to be monitored for water level, and the medium and small rivers mostly belong to seasonal rivers, are broken for a long time or have small flow, and when rainstorm occurs, the mountain torrent is swelled and falls, so that the damage is great. In the past, a pressure water level meter is mostly adopted, and a probe is directly thrown into the river bottom. The method not only causes large monitoring error, but also is easy to damage and short in service life when being exposed on the river beach for a long time in waterless seasons. This problem is urgently needed to be solved, the service life is prolonged, the precision is improved, and the influence of sand content, sediment deposition, flow velocity and the like is avoided.
The utility model has the following contents:
the utility model discloses the technical problem that will solve is: the pressure type water level meter integrated water level measuring device overcomes the defects of the prior art, and is reasonable in design, practical, reliable, low in investment and convenient to install.
The technical scheme of the utility model is that:
a pressure type water level gauge integrated water level measuring device comprises a base fixing part and a measuring part, wherein the base fixing part comprises a metal barrel and an anti-silting container which are sleeved together, an inverted U-shaped pipe and a vertical water pipe are arranged at the upper end of the anti-silting container, the upper end of the metal barrel is connected with the lower end of a supporting pipe through an end cover flange sheet, the inner cavity of the supporting pipe is communicated with the metal barrel, and a water inlet pipe is arranged at the lower part of the supporting pipe; the measuring part comprises a measuring instrument, a pressure water level meter and an instrument bracket, the measuring instrument and the instrument bracket are movably connected together, the instrument bracket is fixed at the upper end of the supporting pipe or is fixed at the upper end of the supporting pipe through an extension pipe, and the pressure water level meter is hung by a cable and enters the lower part of the inner cavity of the silt insulation container from the supporting pipe and the vertical water pipe.
The water inlet pipe penetrates through the supporting pipe, two ends of the water inlet pipe extend out of the supporting pipe, and a water permeable groove is formed in the pipe wall of the upper portion of the water inlet pipe in the supporting pipe. The two ends of the water inlet pipe are respectively provided with downward bent parts, and the number of the water inlet pipes is at least two, and the water inlet pipes are arranged in parallel up and down and are arranged at intervals.
The metal barrel is buried in the river bottom and is reinforced by concrete pier guards, the upper end face of the metal barrel is 3-8cm lower than the river bottom, and the interval between the upper water inlet pipe and the lower water inlet pipe is 40-60 mm. The U-shaped pipes are arranged symmetrically along the vertical water pipe, and at least one water permeable groove is arranged at the top of the water inlet pipe or symmetrically distributed along the top.
A standard pipe fitting is arranged between the supporting pipe and the metal barrel, flange pieces are arranged at two ends of the standard pipe fitting, the lower characteristics of the flange pieces are the same as those of the lower parts of the supporting pipe, and the flange pieces are used for increasing the height of the supporting pipe and facilitating transportation and installation.
The utility model has the advantages that:
1. the utility model discloses a metal bucket of underground foundation device pipe fitting and the absolute silt container in it will outer water and water-logging keep apart, have realized that the fluviograph probe does not receive the influence of water body turbulent flow, velocity of flow influence and water sand content, have improved hydrology monitoring precision.
2. The utility model discloses an air in return bend and the pipe on the silt stopping container, the ware, fundamentally has solved the probe siltation problem, has increased fluviograph stability, and life can prolong 1 to 3 times.
3. The utility model discloses the metal bucket of underground foundation device pipe fitting both as the basis of integration measuring staff, and as the monitoring container of pressure fluviograph again, make pressure fluviograph probe and instrument member constitute integratively, effectively solved original pressure fluviograph probe and member separation problem, avoided pressure fluviograph signal line and probe easy destruction, poor stability's problem.
4. The utility model discloses a standardized design of water installations pipe fitting can conveniently increase the height of integration measuring staff, can adapt to different river course installation requirements, has improved the practicality.
5. The utility model discloses the on-the-spot civil engineering that has significantly reduced, transportation, simple to operate, the member subassembly can realize standardized production, and the practicality is strong, has higher economic benefits and social.
Description of the drawings:
fig. 1 is a schematic structural view of an underwater part of a pressure type water level gauge integrated water level measuring device.
The specific implementation mode is as follows:
example (b): referring to fig. 1, 1-instrument support, 2-cable, 3-connecting flange, 4-water inlet pipe, 5-inverted U-shaped pipe, 6-metal barrel, 7-pressure water level gauge, 8-elongated pipe, 9-supporting pipe, 10-end flange piece, 11-river bottom, 12-vertical water pipe, 13-silt insulation container, 14-concrete pier.
The utility model discloses a basis fixed part and measurement section, it sets up the process as follows:
a closed metal barrel 6 is arranged, the height is proper, an end face flange piece 10 is arranged on the upper surface, and the central aperture of the end face flange piece 10 is the same as the inner diameter of the supporting tube 9. A silt-proof container 13 is arranged in the metal barrel 6, the lower part of the silt-proof container 13 is a sealed cylindrical tube, the upper surface of the silt-proof container is provided with an inverted U-shaped tube 5, and the center of the silt-proof container is provided with a vertical water pipe 12 of a pressure type water level gauge 7. The outer wall of the metal barrel 6 is provided with a plurality of wing feet which can be kept stable when being buried underground, and the metal barrel 6 is not only used as the basis of a measuring part, but also used as a pressure water level meter monitoring container.
The supporting pipe 9 is a metal pipe, the length of the supporting pipe can be 1 meter (convenient to transport and install), a plurality of water inlet pipes 4 are arranged on the lower portion of the metal pipe and perpendicular to the metal pipe, the distance between the upper portion and the lower portion of each water inlet pipe 4 is 50mm, the water inlet pipes 4 penetrate through the metal pipe, two ends of each water inlet pipe extend out of the pipe wall of the metal pipe, and two ends of each water inlet pipe 4 are bent downwards; the part of inlet tube 4 deepening the metal pipe inside is equipped with the groove of permeating water on the pipe wall more than 4 central lines, and its filtering action of groove of permeating water makes the river can get into in the metal pipe, makes the coarse sand discharge along with the inlet tube again.
If the height of the supporting tube 9 is not enough, an extension tube can be arranged, the diameter of the extension tube is consistent with that of the supporting tube 9, and the extension tube and the supporting tube are fixedly connected through the connecting flange 3. The upper end of the metal pipe of the lengthening pipe 8 is provided with an instrument support 1 for installing monitoring equipment, a power supply system and the like. The upper part of the lengthening pipe is provided with a hole, so that a cable and a pressure water level gauge probe can conveniently penetrate.
A foundation pit is dug in a river course, the metal barrel 6 is buried underground, the upper end opening is lower than the river bottom by about 5cm in height, and the periphery of the metal barrel is supported by concrete guard piers 14. The silt insulation container 13 is filled with clear water, and the opening of the vertical water pipe 12 is sealed. The orifice of the water inlet pipe 4 is opposite to the water flow direction. In order to increase the measurement height, according to the river course actual conditions, increase the quantity of installation extension bar 8, satisfy different sectional monitoring requirements.
During the measurement, the river water passes through inlet tube 4 and gets into stay tube 9, and then gets into metal bucket 6, and the river water gets into the one section air column of falling U type pipe 5 formation, and keeps apart with the clear water, and the pressure of river water passes through the air column and the clear water transmits pressure water level gauge 7 for, and pressure water level gauge 7 transmits measured data for monitoring instrument, accomplishes once and measures.
Because the existence of the air column, the river water is isolated from the clear water, the pressure sensor 7 is not influenced by the river water, and the measurement precision is improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments still fall within the scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a pressure type fluviograph integration water level measurement device, includes basic fixed part and measuring part, characterized by: the foundation fixing part comprises a metal barrel and an anti-silting container which are sleeved together, the upper end of the anti-silting container is provided with an inverted U-shaped pipe and a vertical water pipe, the upper end of the metal barrel is connected with the lower end of a supporting pipe through an end cover flange sheet, the inner cavity of the supporting pipe is communicated with the metal barrel, and the lower part of the supporting pipe is provided with a water inlet pipe; the measuring part comprises a measuring instrument, a pressure water level meter and an instrument bracket, the measuring instrument and the instrument bracket are movably connected together, the instrument bracket is fixed at the upper end of the supporting pipe or is fixed at the upper end of the supporting pipe through an extension pipe, and the pressure water level meter is hung by a cable and enters the lower part of the inner cavity of the silt insulation container from the supporting pipe and the vertical water pipe.
2. The pressure type water level gauge integrated water level measuring device according to claim 1, wherein: the water inlet pipe penetrates through the supporting pipe, two ends of the water inlet pipe extend out of the supporting pipe, and a water permeable groove is formed in the pipe wall of the upper portion of the water inlet pipe in the supporting pipe.
3. The pressure type water level gauge integrated water level measuring device according to claim 2, wherein: the two ends of the water inlet pipe are respectively provided with downward bent parts, and the number of the water inlet pipes is at least two, and the water inlet pipes are arranged in parallel up and down and are arranged at intervals.
4. The pressure type water level gauge integrated water level measuring device according to claim 3, wherein: the metal barrel is buried in the river bottom and is reinforced by concrete pier guards, the upper end face of the metal barrel is 3-8cm lower than the river bottom, and the interval between the upper water inlet pipe and the lower water inlet pipe is 40-60 mm.
5. The pressure type water level gauge integrated water level measuring device according to claim 4, wherein: the U-shaped pipes are arranged symmetrically along the vertical water pipe, and at least one water permeable groove is arranged at the top of the water inlet pipe or symmetrically distributed along the top.
6. The pressure type water level gauge integrated water level measuring device according to claim 1, wherein: a standard pipe fitting is arranged between the supporting pipe and the metal barrel, flange pieces are arranged at two ends of the standard pipe fitting, the lower characteristics of the flange pieces are the same as those of the lower parts of the supporting pipe, and the flange pieces are used for increasing the height of the supporting pipe and facilitating transportation and installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921883397.8U CN211552987U (en) | 2019-11-04 | 2019-11-04 | Pressure type water level gauge integrated water level measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921883397.8U CN211552987U (en) | 2019-11-04 | 2019-11-04 | Pressure type water level gauge integrated water level measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN211552987U true CN211552987U (en) | 2020-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921883397.8U Active CN211552987U (en) | 2019-11-04 | 2019-11-04 | Pressure type water level gauge integrated water level measuring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923995A (en) * | 2021-01-28 | 2021-06-08 | 河北省廊坊水文勘测研究中心(河北省廊坊水平衡测试中心) | Prevent silt probe and fluviograph |
| CN117232608A (en) * | 2023-09-13 | 2023-12-15 | 长江水利委员会水文局 | Siltation-proof bubble pressure water gauge |
-
2019
- 2019-11-04 CN CN201921883397.8U patent/CN211552987U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923995A (en) * | 2021-01-28 | 2021-06-08 | 河北省廊坊水文勘测研究中心(河北省廊坊水平衡测试中心) | Prevent silt probe and fluviograph |
| CN117232608A (en) * | 2023-09-13 | 2023-12-15 | 长江水利委员会水文局 | Siltation-proof bubble pressure water gauge |
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