Water level measuring device for water conservancy project

Abstract

The utility model relates to the field of water level measurement, and discloses a water level measuring device for a water conservancy project, which comprises a floating ring, the inner wall of the floating ring is fixedly connected with a supporting block, the top of the supporting block is provided with a motor, an output shaft of the motor is fixedly connected with a winding drum, and a connecting rope is wound on the outer wall of the winding drum. A guide ring and a roller are arranged on the inner wall of the floating ring, one end of the connecting rope is fixedly connected to the outer wall of the winding drum, the other end of the connecting rope sequentially penetrates through the guide ring and the roller and is fixedly connected with a heavy hammer, and multiple sets of air bags are fixedly connected to the outer wall of the floating ring. According to the utility model, by arranging the air bag, the floating ring can be pushed to the water surface needing to be measured, the air bag uses the connecting valve body assembly to select the inflation quantity for position regulation and control, the air bag can be folded and put away when not used, the device is convenient to carry and can be operated by a single person, and the use effect of the device is further improved.

Description

Technical Field

[0001] This utility model relates to the field of water level measurement, and in particular to a water level measurement device for water conservancy projects. Background Technology

[0002] Water level is an important indicator for monitoring water conservancy projects and is a fundamental aspect of water conservancy work. In water conservancy planning, water project construction and management, flood control and drought relief, and water resource management and protection, water level needs to be monitored in order to store water and prevent flooding in a timely manner. Water level measuring devices are required during the measurement process.

[0003] In existing water level measurement devices, when measuring water levels in locations in rivers and reservoirs where no fixed-point detection equipment is installed, manual sampling is required. When measuring water levels near the middle of rivers and reservoirs, manual sampling requires extending a measuring rope or ruler using an extension rod. After extension, the extension rod must be kept flush with the water surface. The extension rod and fixing device are bulky, making the device too cumbersome to carry. Fixed installation requires multiple people to cooperate, resulting in high costs, low efficiency, and poor performance. Therefore, a water level measurement device for water conservancy projects is proposed to solve the above problems. Utility Model Content

[0004] To overcome the above shortcomings, this utility model provides a water level measuring device for water conservancy projects, which aims to improve the problems in the prior art where "the water level measuring device requires the use of an extension rod to extend the measuring rope or measuring ruler when manually sampling, the extension rod and the device used for fixing are large in size, the fixing and installation require the cooperation of many people, and the cost is high and it is too troublesome to carry".

[0005] To achieve the above objectives, the present invention adopts the following technical solution: a water level measuring device for hydraulic engineering, comprising a floating ring, a support block fixedly connected to the inner wall of the floating ring, a motor mounted on the top of the support block, a drum fixedly connected to the output shaft of the motor, a connecting rope wound around the outer wall of the drum, a guide ring and a roller provided on the inner wall of the floating ring, one end of the connecting rope fixedly connected to the outer wall of the drum, the other end of the connecting rope passing through the guide ring and the roller in sequence and fixedly connected to a counterweight, multiple sets of airbags fixedly connected to the outer wall of the floating ring, the multiple sets of airbags being fixedly connected by a connecting valve body assembly, the connecting valve body assembly comprising a mounting shell, a vent plate slidably connected to the inner wall of the mounting shell, the mounting shell and the vent plate being elastically connected by a spring, a fixing rod fixedly connected to the inner wall of the mounting shell, a vent groove provided on the rear surface of the vent plate, and an air outlet provided on the front surface of the mounting shell.

[0006] As a further description of the above technical solution:

[0007] The bottom end of the guide ring is fixedly connected to a support frame, the roller is rotatably connected to the inner wall of the support frame, a rotation counter is installed on the outer wall of the support frame, the rotation shaft of the rotation counter is fixedly connected to the outer wall of the central shaft of the roller, and the support frame is fixedly connected to the inner wall of the floating ring.

[0008] As a further description of the above technical solution:

[0009] The connecting valve body assembly is provided in multiple sets, and the multiple sets of connecting valve body assemblies are connected by a sealing hose. The sealing hose is fixedly connected to the inner side of the mounting shell, and the inner wall of the sealing hose is provided with an inflation tube.

[0010] As a further description of the above technical solution:

[0011] The connecting valve body assembly also includes an air inlet, which is opened on the front surface of the mounting housing. A fixing block is fixedly connected to the inner wall of the mounting housing. The mounting housing is fixedly connected to the outside of the airbag, and the fixing rod is slidably connected to the inner wall of the vent plate.

[0012] As a further description of the above technical solution:

[0013] One end of the spring is fixedly connected to the inner wall of the mounting housing, and the other end of the spring is fixedly connected to the inner wall of the vent plate.

[0014] As a further description of the above technical solution:

[0015] One end of the inflation tube is fixedly connected to the inner wall of the air inlet, and the other end of the inflation tube is equipped with an air pump.

[0016] As a further description of the above technical solution:

[0017] The outer wall of the floating ring is fixedly connected with a buckle.

[0018] As a further description of the above technical solution:

[0019] The vent plate is U-shaped, and an M-shaped clip is provided on the top of the fixing rod.

[0020] This utility model has the following beneficial effects:

[0021] 1. In this utility model, by setting an airbag, the floating ring can be pushed to the water surface to be measured. The airbag is positioned by selecting the inflation quantity using the connecting valve assembly. When not in use, it can be folded and stored, making it convenient to carry and allowing for single-person operation, further improving the effectiveness of the device.

[0022] 2. In this utility model, by setting a floating ring and a buckle, the object to be measured can be carried to the water surface, allowing the connecting rope to quickly extend to the water surface, reducing the measurement error of the connecting rope. At the same time, the buckle can tie the rope to the floating ring in flowing water to prevent the floating ring from shaking and affecting the measurement, further improving the practicality of the device. Attached Figure Description

[0023] Figure 1 This is a three-dimensional structural diagram of the overall device in this utility model;

[0024] Figure 2 This is a three-dimensional structural diagram of the floating ring in this utility model;

[0025] Figure 3 This is a three-dimensional half-sectional schematic diagram of the airbag structure in this utility model;

[0026] Figure 4 This is a three-dimensional half-sectional view of the valve body assembly in this utility model.

[0027] Legend:

[0028] 1. Float ring; 2. Airbag; 3. Connecting valve body assembly; 31. Mounting shell; 32. Air inlet; 33. Air outlet; 34. Air vent; 35. Spring; 36. Fixing rod; 37. Vent groove; 38. Fixing block; 4. Drum; 5. Motor; 6. Pull buckle; 7. Inflation hose; 8. Air pump; 9. Guide ring; 10. Support block; 11. Counterweight; 12. Connecting rope; 13. Rotation counter; 14. Roller; 15. Support frame; 16. Sealing hose. Detailed Implementation

[0029] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0030] Reference Figure 1 - Figure 3This utility model provides an embodiment of a water level measuring device for hydraulic engineering, comprising a floating ring 1 for mounting measuring components. The floating ring 1 floats on the water surface. A support block 10 for fixing a motor 5 is fixedly connected to the inner wall of the floating ring 1. A motor 5 for controlling the winding of a connecting rope 12 is mounted on the top of the support block 10. The motor 5 is an existing structure and can be implemented by those skilled in the art. As it is prior art, it will not be described in detail in this case. The output shaft of the motor 5 is fixedly connected to a drum 4 for winding the connecting rope 12. The outer wall of the drum 4 is wound with the connecting rope 12 for measuring the water level. A guide ring 9 and a roller 14 are provided on the inner wall of the floating ring 1 for mounting the connecting rope 12. One end of the connecting rope 12 is fixedly connected to the outer wall of the drum 4, and the other end of the connecting rope 12 passes through the guide ring 9 and the roller 14 in sequence and is fixedly connected to a counterweight 11. The guide ring 9 can be adjusted. The position of the connecting rope 12 is aligned with the roller 14. The connecting rope 12 drives the roller 14 to rotate through friction. Multiple sets of airbags 2 for pushing the floating ring 1 are fixedly connected to the outer wall of the floating ring 1. The multiple sets of airbags 2 are fixedly connected by the connecting valve body assembly 3. The connecting valve body assembly 3 can adjust the inflation of the airbags 2 while connecting them. The connecting valve body assembly 3 includes a mounting shell 31 for installing other components. A vent plate 34 for controlling the exhaust is slidably connected to the inner wall of the mounting shell 31. The mounting shell 31 and the vent plate 34 are elastically connected by a spring 35. The spring 35 provides elastic force to the vent plate 34. A fixing rod 36 for fixing the vent plate 34 is fixedly connected to the inner wall of the mounting shell 31. A vent groove 37 for sealing and venting air is opened on the rear surface of the vent plate 34. An air outlet 33 for rushing gas into other airbags 2 is opened on the front surface of the mounting shell 31.

[0031] Reference Figure 1 , Figure 2 The bottom end of the guide ring 9 is fixedly connected to a support frame 15 for installing other components. The roller 14 is rotatably connected to the inner wall of the support frame 15. The roller 14 allows the connecting rope 12 to hang down from the middle of the float ring 1. The outer wall of the support frame 15 is equipped with a rotation counter 13 for calculating the rotation of the roller 14. The rotation axis of the rotation counter 13 is fixedly connected to the outer wall of the central axis of the roller 14. It can perform calculations when the connecting rope 12 drives the roller 14 to rotate. The support frame 15 is fixedly connected to the inner wall of the float ring 1 to provide a good position for the connecting rope 12. The outer wall of the float ring 1 is fixedly connected to a buckle 6, and a thin rope can be tied to the buckle 6 to prevent the float ring 1 from being washed away by the water flow.

[0032] Reference Figure 3 , Figure 4The connecting valve body assembly 3 also includes an air inlet 32 ​​for mounting the inflation tube 7. The air inlet 32 ​​is located on the front surface of the mounting shell 31. A fixing block 38 for restricting the movement of the vent plate 34 is fixedly connected to the inner wall of the mounting shell 31. The mounting shell 31 is fixedly connected to the outside of the airbag 2, connecting the two airbags 2. A fixing rod 36 is slidably connected to the inner wall of the vent plate 34. The fixing rod 36 can be retracted into the vent plate 34 when not in use. One end of the spring 35 is fixedly connected to the inner wall of the mounting shell 31. The spring 35 lifts the vent plate 34 when it is not in use. The other end of the spring 35 is fixedly connected to the inner wall of the vent plate 34. The connecting valve body assembly 3 is provided with multiple sets, and the multiple sets of connecting valve body assemblies 3 are connected by a sealing hose 16. The sealing hose 16 prevents the inflation tube 7 from being fixed to the mounting shell 31. When the airbag 2 is not inflated, it can slide and retract on the outer wall of the inflation tube 7. The sealing hose 16 is fixedly connected to the inner side of the mounting shell 31 to prevent gas from escaping from the air inlet 32. The inner wall of the sealing hose 16 is provided with the inflation tube 7 for inflating the airbag 2. One end of the inflation tube 7 is fixedly connected to the inner wall of the air inlet 32, and is only fixed to the leftmost air inlet 32. The other end of the inflation tube 7 is equipped with an air pump 8 for inflation. The vent plate 34 is U-shaped and blocks the vent 33 when it does not affect the air inlet 32. The top of the fixing rod 36 is provided with an M-shaped card. When squeezed, the two cards are retracted to release the fixation of the vent plate 34.

[0033] Working principle: When using the device, the operator first places the float ring 1 on the surface of the water area to be measured. If it is a flowing water area, a rope can be tied to the buckle 6. Select the number of air bladders 2 to be inflated according to the required distance. In the connecting valve assembly 3 connecting the two air bladders 2, press the vent plate 34, and then inflate the air bladders 2 through the air pump 8. During inflation, the inflation tube 7 first fills the air bladder 2 connected to the float ring 1 with gas, and then transmits the gas to the other air bladders 2 through the air outlet 33. The continuously running air pump 8 inflates the air bladders 2, and the excess gas will be discharged from the vent groove 37 of the vent plate 34. At this time, the air bladders 2 push the float ring 1 to the surface of the water to be measured. Start the motor 5 to drive the drum 4. The connecting rope 12 is driven by the weight 11. The connecting rope 12 drives the roller 14. The number of rotations of the roller 14 is recorded by the rotation counter 13. After the measurement is completed, the above steps are reversed.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A water level measuring device for hydraulic engineering, comprising a floating ring (1), characterized in that: A support block (10) is fixedly connected to the inner wall of the floating ring (1). A motor (5) is installed on the top of the support block (10). A drum (4) is fixedly connected to the output shaft of the motor (5). A connecting rope (12) is wound around the outer wall of the drum (4). A guide ring (9) and a roller (14) are provided on the inner wall of the floating ring (1). One end of the connecting rope (12) is fixedly connected to the outer wall of the drum (4). The other end of the connecting rope (12) passes through the guide ring (9) and the roller (14) in sequence and is fixedly connected to a counterweight (11). The outer wall is fixedly connected with multiple airbags (2), and the multiple airbags (2) are fixedly connected by a connecting valve body assembly (3). The connecting valve body assembly (3) includes a mounting shell (31). The inner wall of the mounting shell (31) is slidably connected with a vent plate (34). The mounting shell (31) and the vent plate (34) are elastically connected by a spring (35). The inner wall of the mounting shell (31) is fixedly connected with a fixing rod (36). The rear surface of the vent plate (34) is provided with a ventilation groove (37), and the front surface of the mounting shell (31) is provided with an air outlet (33).

2. The water level measuring device for hydraulic engineering according to claim 1, characterized in that: The bottom end of the guide ring (9) is fixedly connected to a support frame (15), the roller (14) is rotatably connected to the inner wall of the support frame (15), the outer wall of the support frame (15) is equipped with a rotation counter (13), the rotation shaft of the rotation counter (13) is fixedly connected to the outer wall of the central shaft of the roller (14), and the support frame (15) is fixedly connected to the inner wall of the floating ring (1).

3. The water level measuring device for hydraulic engineering according to claim 1, characterized in that: The connecting valve body assembly (3) is provided in multiple sets, and the multiple sets of the connecting valve body assembly (3) are connected by a sealing hose (16). The sealing hose (16) is fixedly connected to the inner side of the mounting shell (31), and the inner wall of the sealing hose (16) is provided with an inflation tube (7).

4. The water level measuring device for hydraulic engineering according to claim 1, characterized in that: The connecting valve body assembly (3) also includes an air inlet (32), which is opened on the front surface of the mounting shell (31). A fixing block (38) is fixedly connected to the inner wall of the mounting shell (31). The mounting shell (31) is fixedly connected to the outside of the airbag (2). The fixing rod (36) is slidably connected to the inner wall of the vent plate (34).

5. A water level measuring device for hydraulic engineering according to claim 1, characterized in that: One end of the spring (35) is fixedly connected to the inner wall of the mounting shell (31), and the other end of the spring (35) is fixedly connected to the inner wall of the vent plate (34).

6. A water level measuring device for hydraulic engineering according to claim 3, characterized in that: One end of the inflation tube (7) is fixedly connected to the inner wall of the air inlet (32), and the other end of the inflation tube (7) is equipped with an air pump (8).

7. A water level measuring device for hydraulic engineering according to claim 1, characterized in that: The outer wall of the floating ring (1) is fixedly connected with a buckle (6).

8. A water level measuring device for hydraulic engineering according to claim 1, characterized in that: The vent plate (34) is U-shaped, and the top of the fixing rod (36) is provided with an M-shaped card.

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