CN210638767U - Water level monitor - Google Patents
Water level monitor Download PDFInfo
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- CN210638767U CN210638767U CN201920915159.4U CN201920915159U CN210638767U CN 210638767 U CN210638767 U CN 210638767U CN 201920915159 U CN201920915159 U CN 201920915159U CN 210638767 U CN210638767 U CN 210638767U
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Abstract
The embodiment of the utility model discloses water level monitor, include: the device comprises a test control device, a cable and a probe, wherein one end of the cable is connected with the test control device, the other end of the cable extends into an observation well, the probe is connected with one end of the cable extending into the observation well, and the probe comprises a shallow water level probe and a deep water level probe. The shallow water level probe monitors the water level at the shallow water level and the deep water level probe monitors the water level at the deep water level. When the water level rises to a shallow water level, the shallow water level probe touches the water surface, and the shallow water level probe sends a signal to the test control device to remind workers of continuing pumping; when the water level is lowered to the deep water level, the deep water level probe leaves the water surface, the deep water level probe sends a signal to the test control device to remind workers of suspending pumping drainage, so that the water level is accurately determined, the slope instability caused by sudden rising of the water level due to external factors can be avoided, and meanwhile, excessive pumping of underground water or pollution to a lower water source caused by excessive pumping drainage can be avoided.
Description
Technical Field
The utility model discloses medical care apparatus technical field especially relates to a water level monitor.
Background
In the foundation pit support, underground water plays a crucial role in the safety and stability of the side slope, when a foundation pit is excavated, if the water level of the underground water is above or below the base elevation (but close to the base elevation), observation wells are required to be arranged, and according to the water level condition in the observation wells, the underground water is pumped or drained in a dewatering well, so that the underground water is prevented from being excessively pumped or drained insufficiently.
In actual construction, a measuring rope or an ammeter is generally adopted for underground water level detection, the method is influenced by the technical level of measuring personnel, large errors are prone to occur, the period of the measured water level is indefinite, and emergency situations cannot be early warned at any time, for example, the water level suddenly rises due to external factors to cause instability of a slope, and the water level excessively pumps underground water or pollutes a lower-layer water source due to excessive pumping and draining.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a water level monitor to the current construction of solution adopts measuring rope or galvanometer to carry out the method that ground water level surveyed to receive measurement personnel technical level to influence, great error appears easily, and measures the water level cycle indefinite, can not early warning emergency at any time, for example the water level leads to the side slope unstability because of external factors rises suddenly, and the water level is excessive because of the pump drainage, leads to the excessive extraction of groundwater or the problem of polluting lower floor's water source.
The utility model provides a water level monitor, water level monitor includes: the water level monitor is fixed on the manhole cover, the water level monitor includes: the device comprises a test control device, a cable and a probe, wherein the test control device is fixed on a well cover of an observation well, one end of the cable is connected with the test control device, the other end of the cable extends into the observation well, the probe is connected with one end of the cable extending into the observation well, and the test control device is used for sending an alarm signal according to a water level signal monitored by the probe;
the probe comprises a shallow water level probe and a deep water level probe, the shallow water level probe is used for monitoring the shallow water level in the observation well, the deep water level probe is used for monitoring the deep water level in the observation well, and the shallow water level probe and the deep water level probe are both connected with the test control device.
Preferably, the test control device comprises a reel and a controller, the cable is coiled inside the reel, and the reel is used for monitoring the extending distance of the cable to the observation well.
Preferably, the shallow water level and the deep water level are both arranged at the bottom of the foundation pit, the distance between the shallow water level and the foundation pit bottom is 0.5m, and the distance between the deep water level and the foundation pit bottom is 1.0 m.
The shallow water level probe is arranged at the top of the shallow water level, the distance from the shallow water level probe to the shallow water level is 0.1m, the deep water level probe is arranged at the bottom of the deep water level, and the distance from the deep water level probe to the deep water level is 0.1 m.
Preferably, the test control device further comprises a signal lamp, the signal lamp comprises a shallow water level signal lamp and a deep water level signal lamp, and the shallow water level signal lamp and the deep water level signal lamp are both connected with the controller.
Preferably, the wall of a well of the observation well is provided with a PVC pipe, and the PVC pipe covers the wall of the well of the observation well.
According to the above technical scheme, the utility model provides a water level monitor, water level monitor fixes on the observation well lid, water level monitor includes: the device comprises a test control device, a cable and a probe, wherein the test control device is fixed on a well cover of an observation well, one end of the cable is connected with the test control device, the other end of the cable extends into the observation well, the probe is connected with one end of the cable extending into the observation well, and the test control device is used for sending an alarm signal according to a water level signal monitored by the probe; the probe comprises a shallow water level probe and a deep water level probe, the shallow water level probe is used for monitoring the shallow water level in the observation well, the deep water level probe is used for monitoring the deep water level in the observation well, and the shallow water level probe and the deep water level probe are both connected with the test control device. The method comprises the steps of firstly setting a shallow water level and a deep water level in a well of an observation well, setting a water level monitor at the top of the observation well, connecting one end of a cable of the water level monitor with a test control device, extending one end of the cable into the observation well, and connecting a shallow water level probe and a deep water level probe, wherein the shallow water level probe monitors the water level at the shallow water level, and the deep water level probe monitors the water level at the deep water level. When the water level rises to a shallow water level, the shallow water level probe touches the water surface, and the shallow water level probe sends a water level signal to the test control device, so that a worker is reminded of continuing pumping and drainage; when the water level is lowered to the deep water level, the deep water level probe leaves the water surface, and the deep water level probe sends a water level signal to the test control device, so that a worker is reminded of suspending pumping. The water level can be accurately determined by the mode, so that the slope instability caused by sudden rise of the water level due to external factors can be avoided, and the excessive extraction of underground water or the pollution to a lower-layer water source caused by excessive pumping and drainage can be avoided.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to these drawings without any creative effort.
Fig. 1 is an overall schematic view of the water level monitor provided by the present invention;
fig. 2 is a structural diagram of the controller in the water level monitor.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below 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, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Please refer to fig. 1 for the whole schematic diagram of the water level monitor provided by the utility model, the utility model discloses a water level monitor is fixed and is used on the inspection well lid, include: the device comprises a testing control device 1, a cable 2 and a probe 3, wherein the testing control device 1 is fixed on a well cover of an observation well, one end of the cable 2 is connected with the testing control device 1, the other end of the cable 2 extends into the observation well, the probe 3 is connected with one end of the cable 2 extending into the observation well, and the testing control device 1 is used for sending an alarm signal according to a water level signal monitored by the probe 3.
The test control device 1 can be a box, is internally provided with a test circuit, is fixed on the manhole cover of the observation well in a threaded connection mode and the like, and can also be placed on the manhole cover of the observation well stably by arranging a balancing weight in the test control device 1, so that the test control device is more convenient to take. One end of the cable 2 is arranged inside the test control device 1, and the other end extends into the observation well. One end of the cable 2 can be curled inside the test control device 1, and a shaking device can be further arranged to conveniently adjust the length of the cable 2 extending into the observation well. One end of the cable 2 extending into the observation well is connected with a probe 3, and the probe 3 is used for monitoring the water level in the observation well.
The probe 3 comprises a shallow water level probe 31 and a deep water level probe 32, the shallow water level probe 31 is used for monitoring the shallow water level in the observation well, the deep water level probe 32 is used for monitoring the deep water level in the observation well, and the shallow water level probe 31 and the deep water level probe 32 are both connected with the test control device 1. The shallow water level in the observation well and the deep water level in the observation well are both water levels which are obtained through calculation and are beneficial to preventing the water level from suddenly rising or descending and transiting. For example, preferably, the shallow water level and the deep water level are both disposed at the bottom of the foundation pit, the distance between the shallow water level and the foundation pit is 0.5m, and the distance between the deep water level and the foundation pit is 1.0 m. Further, the shallow water level probe 31 is arranged at the top of the shallow water level, the distance from the shallow water level probe 31 to the shallow water level is 0.1m, the deep water level probe 32 is arranged at the bottom of the deep water level, and the distance from the deep water level probe 32 to the deep water level is 0.1 m. The shallow water level probe 31 is not disposed at the shallow water level but at the top of the shallow water level and 0.1m from the shallow water level, and the deep water level probe 32 is not disposed at the deep water level but at the bottom of the deep water level and 0.1m from the deep water level, because a certain time is required for the shallow water level probe 31 and the deep water level probe 32 to transmit to the test control apparatus 1 after detecting the water levels and this time is likely to cause the insufficient extraction or the excessive extraction.
The shallow water level probe 31 and the deep water level probe 32 of the present application both use distance sensors of ultrasonic measurement means. The specific monitoring process is that the shallow water level probe 31 monitors the water level at the bottom downwards, when the water level is monitored to rise to the shallow water level, the shallow water level probe 31 sends a water level signal to the test control device 1, and the test control device 1 reminds a worker of pumping drainage. The deep water level probe 32 monitors the water level at the top thereof upward, and when the water level is monitored to fall to the deep water level, the deep water level probe 32 transmits a water level signal to the test control device 1, and the test control device 1 reminds a worker to suspend pumping.
According to the above technical scheme, the utility model provides a water level monitor, water level monitor fixes on the observation well lid, water level monitor includes: the device comprises a test control device 1, a cable 2 and a probe 3, wherein the test control device 1 is fixed on a well cover of an observation well, one end of the cable 2 is connected with the test control device 1, the other end of the cable 2 extends into the observation well, the probe 3 is connected with one end of the cable 2 extending into the observation well, and the test control device 1 is used for sending an alarm signal according to a water level signal monitored by the probe 3; the probe 3 comprises a shallow water level probe 31 and a deep water level probe 32, the shallow water level probe 31 is used for monitoring the shallow water level in the observation well, the deep water level probe 32 is used for monitoring the deep water level in the observation well, and the shallow water level probe 31 and the deep water level probe 32 are both connected with the test control device 1. The shallow water level and the deep water level are firstly arranged in a well of an observation well, a water level monitor is arranged at the top of the observation well, one end of a cable 2 of the water level monitor is connected with a test control device 1, the other end of the cable extends into the observation well and is connected with a shallow water level probe 31 and a deep water level probe 32, the shallow water level probe 31 monitors the water level at the shallow water level, and the deep water level probe 32 monitors the water level at the deep water level. When the water level rises to a shallow water level, the shallow water level probe 31 touches the water surface, and the shallow water level probe 31 sends a water level signal to the test control device 1, so that a worker is reminded of continuing pumping; when the water level is lowered to the deep water level, the deep water level probe 32 leaves the water surface, and the deep water level probe 32 sends a water level signal to the test control device, so that a worker is reminded of suspending pumping. The water level can be accurately determined by the mode, so that the slope instability caused by sudden rise of the water level due to external factors can be avoided, and the excessive extraction of underground water or the pollution to a lower-layer water source caused by excessive pumping and drainage can be avoided.
In a preferred embodiment, the test control device 1 includes a reel 11 and a controller 12, the cable 2 is coiled inside the reel 11, and the reel 11 is used for monitoring the extending distance of the cable 2 into the observation well. Specifically, the shallow water level probe 31 and the deep water level probe 32 may be installed at a preset distance in advance at the end of the cable 2 extending into the observation well, and then the cable 2 may be extended into the observation well by the winding reel 11 according to the calculated distance, where the winding reel 11 may be mechanical or electrical. The controller 12 can control the positions of the shallow water level probe 31 and the deep water level probe 32 by controlling the number of turns and the angle of the motor inside the winding roll 11. In order to implement the above control function, the controller 12 may be a single chip microcomputer or a PLC including a preset control program, and as shown in fig. 2, the controller 12 may include a signal receiving unit 121, a motor control unit 122, and an alarm unit 123. The signal receiving unit 121 is used for receiving water level signals of the shallow water level probe 31 and the deep water level probe 32, the motor control unit 122 is used for controlling the rotation number and the rotation angle of the motor, and the alarm unit 123 is used for sending an alarm signal according to the received water level signals to remind workers of continuing pumping down or suspending pumping.
The test control device 1 further comprises signal lamps 4, the signal lamps 4 comprise shallow water level signal lamps 41 and deep water level signal lamps 42, and the shallow water level signal lamps 41 and the deep water level signal lamps 42 are connected with the controller 12. The shallow water level signal lamp 41 reminds the worker to continue pumping down, and the deep water level signal lamp 42 reminds the worker to suspend pumping.
In a preferred embodiment, the wall of the observation well is provided with a PVC pipe 5, and the PVC pipe 5 covers the wall of the observation well. In the foundation pit support, stones or soil fall due to excavation of a foundation pit in an observation well, the shallow water level probe 31 and the deep water level probe 32 can shake due to falling of small soil, measurement accuracy of the shallow water level probe 31 and the deep water level probe 32 is affected, even the shallow water level probe 31 and the deep water level probe 32 can be damaged due to large stones, and accordingly the whole water level monitor fails, the PVC pipe 5 is covered on the well wall of the observation well, falling of the stones or soil can be reduced, monitoring accuracy of the shallow water level probe 31 and the deep water level probe 32 is improved, and failure of the water level monitor can be reduced. In addition, a filter material is arranged between the PVC pipe and the soil layer in order to improve the water quality in the observation well. In order to strengthen the stability of the PVC pipe, clay can be arranged between the PVC pipe and the well cover of the observation well.
The foregoing is merely a detailed description of the invention that enables those skilled in the art to understand or implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a water level monitor, its characterized in that, water level monitor fixes on observation well lid, water level monitor includes: the device comprises a testing control device (1), a cable (2) and a probe (3), wherein the testing control device (1) is fixed on a well cover of an observation well, one end of the cable (2) is connected with the testing control device (1), the other end of the cable (2) extends into the observation well, the probe (3) is connected with one end of the cable (2) extending into the observation well, and the testing control device (1) is used for sending an alarm signal according to a water level signal monitored by the probe (3);
the probe (3) comprises a shallow water level probe (31) and a deep water level probe (32), the shallow water level probe (31) is used for monitoring the shallow water level in the observation well, the deep water level probe (32) is used for monitoring the deep water level in the observation well, and the shallow water level probe (31) and the deep water level probe (32) are connected with the test control device (1).
2. Water level monitor according to claim 1, wherein the test control device (1) comprises a reel (11) and a controller (12), the cable (2) being coiled inside the reel (11), the reel (11) being used for monitoring the extension distance of the cable (2) into the observation well.
3. The water level monitor according to claim 2, wherein the shallow water level and the deep water level are both disposed at the bottom of the foundation pit, the distance between the shallow water level and the foundation pit is 0.5m, and the distance between the deep water level and the foundation pit is 1.0 m.
4. The water level monitor according to claim 3, wherein the shallow water level probe (31) is arranged at the top of the shallow water level, the shallow water level probe (31) is at a distance of 0.1m from the shallow water level, the deep water level probe (32) is arranged at the bottom of the deep water level, and the deep water level probe (32) is at a distance of 0.1m from the deep water level.
5. The water level monitor according to claim 2, wherein the test control device (1) further comprises a signal light (4), the signal light (4) comprising a shallow water level signal light (41) and a deep water level signal light (42), the shallow water level signal light (41) and the deep water level signal light (42) being connected to the controller (12).
6. The water level monitor according to claim 1, wherein the wall of the observation well is provided with a PVC pipe (5), and the PVC pipe (5) covers the wall of the observation well.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920915159.4U CN210638767U (en) | 2019-06-18 | 2019-06-18 | Water level monitor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920915159.4U CN210638767U (en) | 2019-06-18 | 2019-06-18 | Water level monitor |
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| CN210638767U true CN210638767U (en) | 2020-05-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112484817A (en) * | 2020-10-27 | 2021-03-12 | 中国地质大学（武汉） | Monitoring method of automatic water level monitoring device of water collecting well |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112484817A (en) * | 2020-10-27 | 2021-03-12 | 中国地质大学（武汉） | Monitoring method of automatic water level monitoring device of water collecting well |
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