CN220270508U

CN220270508U - Hydrologic cableway duplex flow measuring device

Info

Publication number: CN220270508U
Application number: CN202321788739.4U
Authority: CN
Inventors: 丁光达
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-07
Filing date: 2023-07-07
Publication date: 2023-12-29
Anticipated expiration: 2033-07-07

Abstract

The utility model discloses a hydrologic cableway compound flow measuring device, which relates to the field of flow measuring equipment and comprises upright posts arranged on two sides of a river channel, wherein a hydrologic cable is arranged between the two upright posts, two moving mechanisms are arranged on the hydrologic cable and can move on the hydrologic cable, a radar surface flow velocity sensor and a lifting rope are respectively arranged on the two moving mechanisms, the lower end of the lifting rope is connected with a lead, and a mechanical flow measuring sensor is arranged on the lead. The utility model adopts a duplex flow measurement method of two flow measurement data sources of a radar surface flow velocity sensor and a mechanical flow measurement sensor, thereby improving the accuracy of river flow velocity data; and a certain distance is reserved between the radar surface flow velocity sensor and the mechanical flow measuring sensor, so that the two sensors are not interfered with each other, and the measuring accuracy is improved.

Description

Hydrologic cableway duplex flow measuring device

Technical Field

The utility model relates to the field of flow measurement equipment, in particular to a hydrologic cableway compound flow measurement device.

Background

The hydrologic department observes the velocity of flow and the flow of river course throughout the year, and the velocity of flow and the flow data of river course are important hydrologic information, play important effect to the development planning in river course periphery. The flow velocity and flow information of each water flow between two banks of a river is measured, and a measuring device generally traverses a river hydrological cableway and walks along the hydrological cableway to measure simultaneously.

The utility model discloses a hydrological cableway compound flow measurement device, which adopts a compound flow measurement method of two flow measurement data sources of a radar surface flow velocity sensor and a lead with a flow measurement sensor, improves the accuracy of river flow velocity data and reduces the probability of larger errors; meanwhile, the flow measurement mode of the radar surface flow velocity sensor without entering water can meet the flow measurement requirements under severe weather or excessive floating conditions.

However, the technical scheme has the following defects: the mechanical flow measuring sensor is always positioned below the radar surface flow velocity sensor, and is positioned in water through the lead fish, so that the lead fish can excite the water flow change on the water surface, and the radar surface flow velocity sensor is inaccurate in measurement.

Disclosure of Invention

The utility model aims to provide a hydrological cableway compound flow measuring device so as to solve at least one technical problem.

The utility model aims to solve the technical problems, and is realized by adopting the following technical scheme:

the hydrologic cableway duplex flow measuring device comprises upright posts arranged on two sides of a river channel, a hydrologic cable is arranged between the two upright posts, two moving mechanisms are arranged on the hydrologic cable and can move on the hydrologic cable, a radar surface flow velocity sensor and a lifting rope are respectively arranged on the two moving mechanisms, the lower end of the lifting rope is connected with a plumb fish, and a mechanical flow measuring sensor is arranged on the plumb fish; the moving mechanism comprises an upper shell and a lower shell, an upper roller and a lower roller are respectively and rotatably arranged in the upper shell and the lower shell, the hydrologic cable is positioned between the upper roller and the lower roller, and a driving component for driving the lower roller to rotate is arranged on the lower shell.

Preferably, the driving assembly is a motor, the motor is mounted on the side surface of the lower shell, and a power output shaft of the motor is fixedly connected with the lower roller.

Preferably, a plurality of anti-slip strips are arranged on the lower roller, and the anti-slip strips are made of rubber materials.

Preferably, the upper shell is provided with two first connecting plates, the lower shell is provided with two second connecting plates, and the first connecting plates and the second connecting plates are provided with through grooves.

Preferably, the through groove of the first connecting plate is rotationally connected with a threaded rod, and the threaded rod is in threaded connection with a nut.

Preferably, the lifting rope is made of nylon.

The beneficial effects of the utility model are as follows:

1. the utility model adopts a duplex flow measurement method of two flow measurement data sources of a radar surface flow velocity sensor and a mechanical flow measurement sensor, thereby improving the accuracy of river flow velocity data; and a certain distance is reserved between the radar surface flow velocity sensor and the mechanical flow measuring sensor, so that the two sensors are not interfered with each other, and the measuring accuracy is improved.

2. According to the utility model, the motor, the upper roller and the lower roller are arranged, and the lower roller is driven to rotate by the starting motor, so that the moving mechanism moves along the hydrologic cable, and the radar surface flow velocity sensor and the position provided with the mechanical flow measuring sensor are conveniently adjusted.

Drawings

FIG. 1 is a schematic illustration of the present utility model;

FIG. 2 is a perspective view of a moving mechanism according to the present utility model;

FIG. 3 is a second perspective view of the moving mechanism of the present utility model;

reference numerals: 1. a column; 2. a hydrologic cable; 3. a moving mechanism; 31. an upper housing; 32. a lower housing; 33. a first connection plate; 34. a second connecting plate; 35. a threaded rod; 36. a nut; 37. an upper roller; 38. a lower roller; 381. an anti-slip strip; 39. a motor; 4. a radar surface flow rate sensor; 5. a hanging rope; 6. a lead fish; 7. a mechanical flow sensor.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Specific embodiments of the present utility model are described below with reference to the accompanying drawings.

Examples

As shown in fig. 1-3, a hydrologic cableway duplex flow measuring device comprises upright posts 1 installed on two sides of a river channel, a hydrologic cable 2 is installed between the two upright posts 1, two moving mechanisms 3 are arranged on the hydrologic cable 2, each moving mechanism 3 comprises an upper shell 31 and a lower shell 32, two first connecting plates 33 are installed on the upper shell 31, two second connecting plates 34 are installed on the lower shell 32, through grooves are formed on the first connecting plates 33 and the second connecting plates 34, threaded rods 35 are rotationally connected in the through grooves of the first connecting plates 33, the threaded rods 35 penetrate through the through grooves of the second connecting plates 34, nuts 36 are connected at the lower ends of the threaded rods 35 in a threaded manner, and the first connecting plates 33 and the second connecting plates 34 are connected together through the nuts 36 and the threaded rods 35, so that the upper shell 31 and the lower shell 32 are connected together;

the upper shell 31 is rotatably provided with an upper roller 37, the lower shell 32 is rotatably provided with a lower roller 38, the lower roller 38 is positioned under the upper roller 37, a plurality of anti-slip strips 381 made of rubber materials are arranged on the lower roller 38, the hydrologic cable 2 passes through between the lower roller 38 and the upper roller 37 and contacts with the two rollers, a motor 39 is arranged on the side surface of the lower shell 32, a power output shaft of the motor 39 is fixedly connected with the lower roller 38, and when the motor 39 runs, the lower roller 38 is driven to rotate, so that the lower roller 38 moves along the hydrologic cable 2.

The radar surface flow rate sensor 4 and the lifting rope 5 are respectively arranged on the two lower shells 32, the lower end of the lifting rope 5 is connected with the lead fish 6, the mechanical flow measuring sensor 7 is arranged on the lead fish 6, and wireless signal transmitters are arranged in the radar surface flow rate sensor 4 and the mechanical flow measuring sensor 7, so that measured data can be conveniently transmitted to signal receiving equipment; the lifting rope 5 is made of nylon.

Working principle: in specific use, the lower casing 32 is placed under the hydrologic cable 2, the upper casing 31 is placed above the hydrologic cable 2, then the upper casing 31 is butted with the lower casing 32, so that the hydrologic cable 2 is positioned between the upper roller 37 and the lower roller 38, the threaded rod 35 penetrates through the through groove on the second connecting plate 34 by rotating the threaded rod 35, the nut 36 is moved to the lower part of the second connecting plate 34, and then the nut 36 is rotated so that the nut 36 is abutted with the bottom surface of the second connecting plate 34, so that the second connecting plate 34 and the first connecting plate 33 are connected, and the lower casing 32 and the upper casing 31 are connected; in repeating the above operation, another moving mechanism 3 is also installed on the hydrologic cable 2;

then, the radar surface flow rate sensor 4 is arranged on one of the moving mechanisms 3, the lifting rope 5 connected with the lead fish 6 is arranged on the other moving mechanism 3, and the motor 39 in the moving mechanism 3 is started to drive the lower roller 38 to rotate, so that the moving mechanism 3 moves along the cable 2, and the radar surface flow rate sensor 4 and the lead fish 6 are conveyed to a designated place;

then, by starting the radar surface flow rate sensor 4 and the mechanical flow measuring sensor 7 arranged on the lead 6, the radar surface flow rate sensor 4 is used for measuring the river channel surface flow rate, and the mechanical flow measuring sensor 7 is used for measuring the flow rate below the water surface, the device improves the accuracy of river channel flow rate data, reduces the probability of larger errors by adopting a compound flow measuring method of the radar surface flow rate sensor 4 and the lead 6 with the flow measuring sensor, and has a certain distance between the radar surface flow rate sensor 4 and the mechanical flow measuring sensor 7, so that the two sensors are not interfered with each other, and the measuring accuracy is improved.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a hydrologic cableway duplex current measuring device, includes stand (1) of installing in the river course both sides, two install hydrologic cable (2), its characterized in that between stand (1): two moving mechanisms (3) are arranged on the hydrologic cable (2), the moving mechanisms (3) can move on the hydrologic cable (2), a radar surface flow rate sensor (4) and a lifting rope (5) are respectively arranged on the two moving mechanisms (3), the lower end of the lifting rope (5) is connected with a lead (6), and a mechanical flow measuring sensor (7) is arranged on the lead (6); the moving mechanism (3) comprises an upper shell (31) and a lower shell (32), an upper roller (37) and a lower roller (38) are respectively and rotatably arranged in the upper shell (31) and the lower shell (32), the hydrologic cable (2) is positioned between the upper roller (37) and the lower roller (38), and a driving component for driving the lower roller (38) to rotate is arranged on the lower shell (32).

2. The hydrological cableway composite flow measurement device according to claim 1, characterized in that: the driving assembly is a motor (39), the motor (39) is arranged on the side face of the lower shell (32), and a power output shaft of the motor (39) is fixedly connected with the lower roller (38).

3. The hydrological cableway composite flow measurement device according to claim 1 or 2, characterized in that: a plurality of anti-slip strips (381) are arranged on the lower roller (38), and the anti-slip strips (381) are made of rubber materials.

4. The hydrological cableway composite flow measurement device according to claim 1, characterized in that: two first connecting plates (33) are arranged on the upper shell (31), two second connecting plates (34) are arranged on the lower shell (32), and through grooves are formed in the first connecting plates (33) and the second connecting plates (34).

5. The hydrological cableway composite flow measurement device according to claim 4, wherein: a threaded rod (35) is rotatably connected in a through groove of the first connecting plate (33), and a nut (36) is connected to the threaded rod (35) in a threaded manner.

6. The hydrological cableway composite flow measurement device according to claim 1, characterized in that: the lifting rope (5) is made of nylon.