CN218098785U - Dam wash port artificial observation device - Google Patents

Abstract

The utility model relates to a power station dam safety monitoring technical field, concretely relates to dam wash port manual observation device, it includes the container, link the measuring and calculating assembly on the container lateral wall, construct communicating pipe in the measuring and calculating assembly, communicating pipe and the container intercommunication, set up liquid level scale mark in the communicating pipe, a breather pipe is connected to the communicating pipe top; the utility model can directly measure the dam drain hole through the artificial observation device, simplify the artificial observation process, eliminate the artificial error caused by using the monitoring instrument for many times, and greatly improve the working precision of the operation; meanwhile, the water level change condition of the monitoring device main body can be accurately reflected, the floating ball type liquid level sensor is arranged in the communicating pipe, the real-time flow of the dam drain hole can be dynamically measured and calculated, the original cooperative operation of recording personnel and operating personnel is replaced, and the labor intensity of the working personnel is reduced.

Description

Dam wash port artificial observation device

Technical Field

The utility model relates to a power station dam safety monitoring technical field especially relates to an artificial observation device of dam wash port.

Background

Seepage monitoring is an important means for mastering the operation form and the safety condition of the dam, and the reservoir water level is continuously increased and decreased due to flood control, power generation, rainfall, flood discharge and the like, so that different seepage problems of the main structure of the dam and the bank side slope are easily caused, and the dam has certain corrosivity on a concrete structure and a metal structure. In order to reduce the damage of leakage to the dam body, the dam foundation, the internal galleries of each layer and the grouting adit are provided with dam drainage holes to reduce and improve the magnitude and distribution of uplift pressure of the dam foundation and ensure safe and stable operation of the dam.

At present, the seepage rate of a drain hole of a dam is monitored by a volume method, a measuring cylinder, a measuring cup and a stopwatch need to be carried to work in a matching way during field operation, the process is complex, the precision requirement on each instrument is high, and if a certain instrument has defects, certain effect and influence can be generated on an observation result. The seepage flow monitoring of the drain hole needs the cooperative observation of field operators, the recording personnel hold a stopwatch to start timing, and the operators immediately sample after obtaining the indication, but the hysteresis phenomenon can be inevitably generated. Meanwhile, the volume of the water sample in the measuring cup needs to be measured in the measuring cylinder, and the water sample in the instrument is easily adsorbed by the cup wall and the cylinder wall in the measuring process, so that the condition that the reading is small frequently occurs in the observation of the seepage quantity. And the drain holes are distributed according to the positions of dam sections at various elevations, the number is large, the mental heights of personnel and operators need to be recorded for observing each group of data, otherwise, calculation errors are easily caused, remeasurement is caused, time and labor are wasted, and the physical strength and vigor are greatly tested.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a dam wash port manual observation device to solve the problem among the background art.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a dam wash port artificial observation device, it includes the container, the container lateral wall chain connects the measurement and calculation assembly, construct communicating pipe in the measurement and calculation assembly, communicating pipe with the container communicates, set up liquid level scale mark in the communicating pipe, a communicating pipe top intercommunication.

In a preferred scheme, the measuring and calculating assembly comprises a horizontal section and a vertical section, the liquid level scale marks are arranged in the vertical section, and the vent pipe is perpendicular to the communicating pipe.

In a preferred scheme, a floating ball type liquid level sensor is arranged in the vertical section of the communicating pipe, the floating ball type liquid level sensor comprises a guide pipe and a magnetic floating ball arranged on the guide pipe, and a zero-end limiter and a top-end limiter are fixedly arranged in the vertical section of the measuring and calculating assembly.

In the preferred scheme, the measuring and calculating assembly further comprises a transmitter box and a control main board used for receiving signals of the transmitter box, the control main board and the transmitter box are electrically connected with a power supply, a buzzing alarm is installed above the top end limiter, and the buzzing alarm is electrically connected with the power supply.

In a preferred scheme, the measuring and calculating assembly further comprises a digital display screen, and the digital display screen is electrically connected with the power supply and the control mainboard.

In a preferable scheme, a LIGHT button is arranged at the lower part of the digital display screen, and the LIGHT button is used for turning on and off screen backlight so as to be convenient for reading a measuring result.

Compared with the prior art, the utility model discloses mainly have following beneficial effect:

1. the utility model discloses a this artifical observation device can directly measure the dam wash port, simplifies artifical observation process, gets rid of the human error that repetitious usage monitoring instrument leads to, improves this operation work precision by a wide margin.

2. The utility model discloses a device can accurately reflect the monitoring device main part water level variation condition, but the inside floating ball formula level sensor of settling of communicating pipe calculates dam wash port real-time flow in a dynamic way, replaces original record personnel and operating personnel operation in coordination, reduces staff's intensity of labour.

3. The utility model discloses a built-in timing element of control mainboard and operation procedure, the screen can be opened immediately and close to the digital display screen and be shaded, has improved the practicality of this device, still can regularly recheck the result of calculating, has improved observation data's accuracy.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the measurement and calculation assembly according to the embodiment of the present invention.

In the above drawings: 1. a cylinder; 2. a notch; 3. measuring and calculating an assembly; 4. a communicating pipe; 5. a breather pipe; 6. a float ball type liquid level sensor; 601. a magnetic floating ball; 602. a conduit; 603. a transmitter box; 604. a zero-end limiter; 605. a top end limiter; 7. scale marks; 8. an alarm is buzzed; 9. a power source; 10. a control main board; 11. a digital display screen.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

As shown in fig. 1-2, in order to improve the working precision of the observation operation, reduce the labor intensity of workers and increase the accuracy of the observation result. The utility model provides an artifical observation device of dam wash port, including container 1, it calculates assembly 3 to link on the 1 lateral wall of container, it has communicating pipe 4 to calculate assembly 3 internal structure, communicating pipe 4 with 1 intercommunication of container, set up liquid level scale sign 7 in communicating pipe 4, 4 top intercommunication breather pipes 5 communicating pipe.

In this embodiment, the outer shape of the container 1 may be selected to be cylindrical, pillar-shaped, or other cylindrical structure.

Further, the measuring and calculating assembly 3 comprises a horizontal section and a vertical section, the liquid level scale mark 7 is arranged in the vertical section, and the vent pipe 5 is perpendicular to the communicating pipe 4.

Further, a floating ball type liquid level sensor 6 is arranged in a vertical section in a communicating pipe 4 of the measuring and calculating assembly 3, the floating ball type liquid level sensor 6 is composed of a magnetic floating ball 601, a conduit 602, a transmitter box 603, a zero end limiter 604 and a top end limiter 605, and the top end limiter 605 is connected with a buzzer alarm 8. When the water level in the magnetic floating ball 601 is separated from the zero-end limiter 604, the signal unit in the limiter sends a starting signal to the transmitter box 603 through the conduit 602, and the water level in the communicating pipe 4 continuously rises until the top-end limiter 605, so that the alarming information is immediately sent to the buzzer alarm 8 and is transmitted to the transmitter box 603 to stop the signal.

As shown in fig. 1-2, the back of the measurement and calculation assembly 3 is provided with a power supply 9 for supplying power, a control main board 10 for receiving signals of the transmitter box 603 and a digital display screen 11 for representing measurement and calculation results finally are arranged, a timing element is arranged on the control main board 10, when a start signal sent by the transmitter box 603 is received, the timing element starts timing, then the water level in the communication pipe 4 gradually rises until a top end limiter 605, at the moment, the top end limiter 605 immediately sends alarm information to the buzzer alarm 8 and transmits a stop signal to the transmitter box 603, the transmitter box 603 directly transmits information to the control main board 10 after receiving the stop signal, the timing element immediately stops timing and stores the data, because the positions of the zero end limiter 604 and the top end limiter 605 are fixed, the volume is the sum of the volumes of the two cross-section container volumes, the data is stored in the timing element, the flow rate is calculated by a calculation program in the control main board 10, and the measurement and calculation results are displayed on the digital display screen 11.

As shown in fig. 2, further, the buzzer alarm 8 continuously reminds the operator that the water level in the communicating pipe 4 has reached the top end stopper 605, and the digital display screen 11 simultaneously displays the flow measurement result. After the operation is finished, pouring the water sample out of the right communicating pipe 4, synchronously lowering the water level, separating the magnetic floating ball 601 from the top end limiter 605, stopping alarming immediately by the buzzer alarm 8, pressing a RESET button below the digital display screen 11 to RESET if retesting is needed, performing secondary observation, pressing an ON/OFF switch to turn OFF the instrument after the observation is finished, and finishing the operation.

As shown in fig. 2, further, considering that the drain holes are all installed inside the dam body, and the poor LIGHT is obstructed, the LIGHT button arranged at the lower part of the digital display screen 11 can instantly turn on and off the screen backlight, so that the measurement and calculation result can be conveniently read, and the practicability of the device is improved.

As shown in fig. 2, in order to improve the accuracy of the observed data, the device can periodically check the measurement result. During rechecking, the operation is carried out according to the original process flow, a recording person automatically judges the sampling time according to the flow of the site drain hole, an operator samples according to the instruction of the recording person, and after the sampling is finished, the volume corresponding to the scale mark 7 is read to calculate the corresponding flow, so that the situation that the observation device cannot work normally due to the damage of the internal elements of the control mainboard 10 can be avoided, and meanwhile, the reliability of automatic measurement and calculation of the observation device is ensured.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (6)

1. The utility model provides a dam wash port artificial observation device which characterized by: the measuring and calculating device comprises a container (1), wherein a measuring and calculating assembly (3) is connected to the side wall of the container (1), a communicating pipe (4) is constructed in the measuring and calculating assembly (3), the communicating pipe (4) is communicated with the container (1), a liquid level scale mark (7) is arranged in the communicating pipe (4), and the top of the communicating pipe (4) is communicated with a vent pipe (5).

2. The artificial observation device for the drain hole of the dam as claimed in claim 1, wherein: the measuring and calculating assembly (3) comprises a horizontal section and a vertical section, the liquid level scale mark (7) is arranged in the vertical section, and the vent pipe (5) is perpendicular to the communicating pipe (4).

3. The artificial observation device for the drain hole of the dam as claimed in claim 1, wherein: a floating ball type liquid level sensor (6) is arranged in the vertical section of the communicating pipe (4), the floating ball type liquid level sensor (6) comprises a guide pipe (602) and a magnetic floating ball (601) arranged on the guide pipe (602), and a zero-end limiter (604) and a top-end limiter (605) are fixedly arranged in the vertical section of the measuring and calculating assembly (3).

4. The artificial observation device for the drain hole of the dam as claimed in claim 3, wherein: the measuring and calculating assembly (3) further comprises a transmitter box (603) and a control main board (10) used for receiving signals of the transmitter box (603), the control main board (10) and the transmitter box (603) are electrically connected with a power supply (9), a buzzer alarm (8) is installed above the top end limiter (605), and the buzzer alarm (8) is electrically connected with the power supply (9).

5. The artificial observation device for the drain hole of the dam as claimed in claim 4, wherein: the measuring and calculating assembly (3) further comprises a digital display screen (11), and the digital display screen (11) is electrically connected with the power supply (9) and the control main board (10).

6. The artificial observation device for the drain hole of the dam as claimed in claim 5, wherein: the LIGHT button is arranged on the lower portion of the digital display screen (11) and used for turning on and off screen backlight, and therefore reading of measuring and calculating results is facilitated.

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