CN210242772U - Water pipe type settlement gauge head device - Google Patents
Water pipe type settlement gauge head device Download PDFInfo
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- CN210242772U CN210242772U CN201921512827.5U CN201921512827U CN210242772U CN 210242772 U CN210242772 U CN 210242772U CN 201921512827 U CN201921512827 U CN 201921512827U CN 210242772 U CN210242772 U CN 210242772U
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Abstract
The utility model discloses a water tubular settlement gauge subsides gauge head device aims at providing a long service life's water tubular settlement gauge subsides gauge head device. It comprises a stainless steel tank with a closed cavity; the bottom of the stainless steel tank is provided with two measuring head steel cups which extend upwards and are provided with graduated scales and an air-permeable steel pipe which extends upwards; the height of the ventilation steel pipe is equal to that of the measuring head steel cup, and the height of the ventilation steel pipe is two thirds of that of the stainless steel tank; a first through hole is formed in the lower end of the stainless steel tank and corresponds to the inner cavity of the measuring head steel cup, and a water inlet pipe which covers the first through hole and extends downwards is arranged at the lower end of the stainless steel tank; a second through hole is formed in the lower end of the stainless steel tank and corresponds to the inner cavity of the ventilation steel pipe, and a ventilation pipe which covers the second through hole and extends downwards is arranged at the lower end of the stainless steel tank; the lower extreme of stainless steel jar sets up the drain pipe, connect an electric control valve through three way connection on the drain pipe.
Description
Technical Field
The utility model belongs to the technical field of earth and rockfill dam and similar characters settlement monitoring device technique and specifically relates to a water tubular settlement gauge subsides gauge head device is related to.
Background
The water pipe type settlement gauge is an important technical means for monitoring settlement of the earth and rockfill dam, is mainly used for measuring an observation instrument for vertical displacement inside the earth and rockfill dam, and is widely applied to monitoring settlement deformation inside the earth and rockfill dam. Along with the construction and operation of the ultrahigh earth and rockfill dam engineering, the water-tube type settlement gauge is increasingly applied to the ultrahigh earth and rockfill dam engineering as a simple and effective settlement monitoring technology. However, in the settlement monitoring of the ultra-high earth-rock dam, the settlement measuring head of the water-tube type settlement gauge is embedded deeper, the communicated pipeline is arranged longer, the device bears higher water and soil pressure, and the complicated monitoring environment is extremely easy to damage the water-tube type settlement gauge. Because the water pipe type settlement gauge is permanently buried in the earth-rock dam and cannot be repaired, when the water inlet pipe, the air pipe and the water drain pipe with single functions are arranged, once a certain settlement pipeline is blocked, a joint is damaged and a pipe body is disconnected, the phenomena of connectivity weakening, measurement value distortion, observation failure and the like are easily caused, and then the settlement monitoring information of the position is lost due to the permanent failure of the measuring point, so that the settlement monitoring data analysis of the position and the overall safety evaluation of the dam are influenced. In order to avoid permanent failure of the whole measuring point caused by failure of a certain settling pipeline, the redundancy degree of the settling pipeline is increased to a certain extent, the monitoring service life of the water-tube type settlement gauge is further prolonged, the overall monitoring level of the water-tube type settlement gauge is improved, and the accuracy, continuity and effectiveness of dam safety monitoring data are guaranteed, so that the prior art is improved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough that the purpose aims at overcoming prior art and exists, provides one kind and enables all kinds of pipelines each other for reserve, supplementary water tubular settlement gauge head device that becomes mutually.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
a settlement measuring head device of a water tube type settlement meter comprises a stainless steel tank with a closed cavity; the bottom of the stainless steel tank is provided with two measuring head steel cups which extend upwards and are provided with graduated scales and an air-permeable steel pipe which extends upwards; the height of the ventilation steel pipe is equal to that of the measuring head steel cup, and the height of the ventilation steel pipe is two thirds of that of the stainless steel tank; a first through hole is formed in the lower end of the stainless steel tank and corresponds to the inner cavity of the measuring head steel cup, and a water inlet pipe which covers the first through hole and extends downwards is arranged at the lower end of the stainless steel tank; a second through hole is formed in the lower end of the stainless steel tank and corresponds to the inner cavity of the ventilation steel pipe, and a ventilation pipe which covers the second through hole and extends downwards is arranged at the lower end of the stainless steel tank; the lower extreme of stainless steel jar sets up the drain pipe, connect an electric control valve through three way connection on the drain pipe.
Preferably, the aperture of the first through hole is phi 32 mm.
Preferably, the aperture of the second through hole is phi 32 mm.
Preferably, the measuring head steel cup and the stainless steel tank are connected through welding.
Preferably, the aeration steel pipe is connected with the stainless steel tank by welding.
Preferably, the water inlet pipe is connected with the stainless steel tank by welding.
Preferably, the vent pipe is connected with the stainless steel tank by welding.
The utility model discloses a guarantee not to produce the structural damage under the effect of higher soil and water isopiestic pressure, the whole stainless steel material that excels in that adopts of gauge head device. Two measuring head steel cups are arranged on a circular bottom plate of the stainless steel tank, when one of the measuring head steel cups is damaged, the other measuring head steel cup can be used for replacement measurement, and the two measuring head steel cups can be used for mutual verification during normal use. The ventilation steel pipe and the measuring head steel cup are arranged at the same height, the height of the stainless steel tank is 2/3 as a whole, the same-side interval arrangement can ensure that the measuring head steel cup overflows distilled water and does not enter the ventilation pipe to influence the ventilation effect, meanwhile, when the single blockage failure occurs in the water inlet pipe and the ventilation pipe, the ventilation pipe and the water inlet pipe and the ventilation pipe can be mutually standby, and the redundancy degree of a sedimentation pipeline is increased through design optimization. Meanwhile, the high-strength material is adopted for welding, so that the situation that the measuring head steel cup and the ventilating steel tube fall off in an extreme environment to influence the observation of the measuring end on the settlement measuring head device can be avoided, and the stability of the settlement measuring head device can be greatly improved. The drain pipe is arranged on the other side of the vent pipe, so that the measuring head steel cup is favorable for overflowing distilled water to naturally discharge out of the measuring head device through the drain pipe, and the discharge of redundant distilled water during pressurizing and exhausting is also favorable. The electric control valve is additionally arranged at the bottom of the drainage pipe, the lead of the electric control valve is not shown in the figure, when the drainage pipeline is blocked and the redundant distilled water in the settlement measuring head device cannot be discharged, the electric control valve can be controlled to open and close to drain water through an external cable, the air pressure balance in the settlement measuring head device is ensured, the possibility that the redundant distilled water enters the vent pipe is reduced, and the reliability of measuring the value of the measuring pipe is increased.
Compared with the prior art, the utility model has the advantages of as follows:
the utility model discloses can not produce the structural damage under the effect of higher soil and water isopiestic pressure. The design of two measurement steel cups, when the inlet line that one of them steel cup is connected damaged, usable another steel cup carries out the replacement measurement, can be each other for the check-up when both normal use. The ventilation steel pipe and the measuring head steel cup are arranged at the same height, the height of the stainless steel tank is 2/3 as a whole, the same-side interval arrangement can ensure that the measuring head steel cup overflows distilled water and does not enter the ventilation pipe to influence the ventilation effect, meanwhile, when the single blockage failure occurs in the water inlet pipe and the ventilation pipe, the ventilation pipe and the water inlet pipe and the ventilation pipe can be mutually standby, and the redundancy degree of a sedimentation pipeline is increased through design optimization. Meanwhile, the high-strength material is adopted for welding, so that the situation that the measuring head steel cup and the ventilating steel tube fall off in an extreme environment to influence the observation of the measuring end on the settlement measuring head device can be avoided, and the stability of the settlement measuring head device can be greatly improved. The drain pipe is arranged on the other side of the vent pipe, so that the measuring head steel cup is favorable for overflowing distilled water to naturally discharge out of the measuring head device through the drain pipe, and the discharge of redundant distilled water during pressurizing and exhausting is also favorable. The remote electric control valve switch is additionally arranged at the bottom of the drain pipe, when the drain pipeline is blocked and the redundant distilled water in the settlement measuring head device cannot be discharged, the electric control valve can be controlled by an external cable to open and close the drain, so that the air pressure balance in the settlement measuring head device is ensured, the possibility that the redundant distilled water enters the vent pipe is reduced, and the reliability of the measured value is increased.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a sectional view taken along line A-A.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention. In the following description, for the sake of clarity of illustrating the structure and operation of the present invention, reference will be made to the accompanying drawings by means of directional terms, but the terms "front", "rear", "left", "right", "up", "down", etc. should be construed as convenient terms and not as limitative terms.
The settlement probe device of the water tube type settlement gauge shown in fig. 1-2 comprises a stainless steel tank 2 with a closed cavity 1; the bottom in the stainless steel tank 2 is provided with two measuring head steel cups 3 which extend upwards and are provided with graduated scales and a ventilating steel tube 4 which extends upwards; the height of the ventilation steel pipe 4 is equal to that of the measuring head steel cup 3, and the height of the ventilation steel pipe 4 is two thirds of that of the stainless steel tank 2; a first through hole 5 is formed at the lower end of the stainless steel tank 2 and corresponds to the inner cavity of the measuring head steel cup 3, and a water inlet pipe 6 which covers the first through hole 5 and extends downwards is arranged at the lower end of the stainless steel tank 2; a second through hole 7 is formed at the lower end of the stainless steel tank 2 and corresponds to the inner cavity of the vent steel pipe 4, and a vent pipe 8 which covers the second through hole 7 and extends downwards is arranged at the lower end of the stainless steel tank 2; the lower end of the stainless steel tank is provided with a drain pipe 10, and the drain pipe 10 is connected with an electric control valve 9 through a three-way joint.
In this embodiment, the apertures of the first through hole 5 and the second through hole 7 are both Φ 32 mm. Obviously, the method can be reasonably adjusted according to the design. The measuring head steel cup 3, the ventilation steel pipe 4, the water inlet pipe 6 and the ventilation pipe 8 are all connected with the stainless steel tank 2 through welding, and obviously, the measuring head steel cup, the ventilation steel pipe 4, the water inlet pipe 6 and the ventilation pipe can also be connected in a bonding or threaded connection mode.
When in work: adopt the gauge head steel cup to carry out liquid level observation such as waiting through inlet tube and external measuring device under the normal condition, utilize the breather pipe to make to subside inside and outside atmospheric pressure of gauge head keep balance, get into the gauge head steel cup through the inlet tube with measuring medium such as distilled water, the cup is full and overflow and get into the unnecessary distilled water in the stainless steel jar outside through drain pipe discharge dam to guarantee the patency and the measuring accuracy of device. When the local damage of the measuring head steel cup or the ventilating steel tube and the damage of a certain measuring head steel cup or a water inlet pipe connected with the measuring head steel cup do not affect the normal observation of the measuring end. When the measuring head steel cup or the water inlet pipe is damaged, the functions of the ventilating steel pipe and the ventilating pipe can be changed into the measuring head steel cup and the water inlet pipe respectively, and the function of the water inlet pipe is changed into the ventilating pipe so as to ensure the normal observation of a measuring end. When the ventilating steel tube or the ventilating tube is damaged, the functions of a certain measuring head steel cup and the water inlet tube thereof can be changed into the ventilating steel tube and the ventilating tube, and the normal observation of the measuring end can also be ensured. When the drain pipe blocks up, the electric control valve can be controlled by an external cable to open and close the drain pipe, so that the air pressure balance in the settlement measuring head device is ensured, the possibility that redundant distilled water enters the vent pipe is reduced, and the normal observation of a measuring end can be ensured. When the measuring head steel cup or the ventilating steel tube is broken and damaged, the original function can be changed into the function of the drain pipe.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A settlement measuring head device of a water tube type settlement meter comprises a stainless steel tank with a closed cavity; the method is characterized in that: the bottom of the stainless steel tank is provided with two measuring head steel cups which extend upwards and are provided with graduated scales and an air-permeable steel pipe which extends upwards; the height of the ventilation steel pipe is equal to that of the measuring head steel cup, and the height of the ventilation steel pipe is two thirds of that of the stainless steel tank; a first through hole is formed in the lower end of the stainless steel tank and corresponds to the inner cavity of the measuring head steel cup, and a water inlet pipe which covers the first through hole and extends downwards is arranged at the lower end of the stainless steel tank; a second through hole is formed in the lower end of the stainless steel tank and corresponds to the inner cavity of the ventilation steel pipe, and a ventilation pipe which covers the second through hole and extends downwards is arranged at the lower end of the stainless steel tank; the lower extreme of stainless steel jar sets up the drain pipe, connect an electric control valve through three way connection on the drain pipe.
2. The water tube type settlement gauge sedimentation probe device according to claim 1, wherein: the aperture of the first through hole is phi 32 mm.
3. The water tube type settlement gauge sedimentation probe device according to claim 1, wherein: the aperture of the second through hole is phi 32 mm.
4. The water tube type settlement gauge sedimentation probe device according to claim 1, wherein: the measuring head steel cup is connected with the stainless steel tank through welding.
5. The water tube type settlement gauge sedimentation probe device according to claim 1, wherein: the ventilation steel pipe is connected with the stainless steel tank through welding.
6. The water tube type settlement gauge sedimentation probe device according to claim 1, wherein: the water inlet pipe is connected with the stainless steel tank through welding.
7. The water tube type settlement gauge sedimentation probe device according to claim 1, wherein: the vent pipe is connected with the stainless steel tank through welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921512827.5U CN210242772U (en) | 2019-09-11 | 2019-09-11 | Water pipe type settlement gauge head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921512827.5U CN210242772U (en) | 2019-09-11 | 2019-09-11 | Water pipe type settlement gauge head device |
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| Publication Number | Publication Date |
|---|---|
| CN210242772U true CN210242772U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921512827.5U Active CN210242772U (en) | 2019-09-11 | 2019-09-11 | Water pipe type settlement gauge head device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446047A (en) * | 2022-08-22 | 2022-12-09 | 华能澜沧江水电股份有限公司 | Earth and rockfill dam core wall settlement monitoring inclined hole guide slot pull throughs |
-
2019
- 2019-09-11 CN CN201921512827.5U patent/CN210242772U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446047A (en) * | 2022-08-22 | 2022-12-09 | 华能澜沧江水电股份有限公司 | Earth and rockfill dam core wall settlement monitoring inclined hole guide slot pull throughs |
| CN115446047B (en) * | 2022-08-22 | 2023-09-19 | 华能澜沧江水电股份有限公司 | Earth and rockfill dam core wall subsidence monitoring inclined hole guide slot dredging device |
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