CN216159984U - Water level monitoring device for hydraulic engineering - Google Patents

Abstract

The utility model discloses a water level monitoring device for hydraulic engineering, which comprises a base, wherein a lifting mechanism is fixedly connected to the base, a rotating mechanism is arranged on the lifting mechanism, the rotating mechanism is fixedly connected with a telescopic mechanism, and an ultrasonic water level meter is arranged on the telescopic mechanism; the rotating mechanism comprises a disc support and a first gear, the disc support is fixedly connected with an upper plate, the first gear is arranged on the disc support and is meshed with a second gear, the second gear is fixed at one end of the trolley, the side surface of the disc support is slidably connected with a lower rod, and a first locking mechanism is arranged at the lower end of the lower rod; the telescopic mechanism comprises a lower rod and an upper rod, one end of the upper rod is fixedly connected with the trolley, the trolley is connected with the lower rod in a sliding manner, and the lower rod is connected with the upper rod in a sliding manner; and a rotating mechanism is arranged, so that the maintenance is convenient.

Description

Water level monitoring device for hydraulic engineering

Technical Field

The utility model relates to the field of water conservancy, in particular to a water level monitoring device for water conservancy projects.

Background

The water conservancy project is used for controlling and allocating surface water and underground water in the nature, and the project is built for achieving the purposes of removing harm and benefiting, also called as water project, water is a valuable resource essential for human production and life, but the naturally existing state of the water does not completely meet the needs of human beings, and only the water conservancy project is built, the water flow can be controlled, flood disasters are prevented, the regulation and distribution of water quantity are carried out, so that the needs of people for water resources in life and production are met, and the water level monitoring is to monitor the riverbed change, the flow potential, the flow direction, the flood diversion, the ice condition, the aquatic plants, the waves, the wind direction, the wind power, the water surface fluctuation degree and the water temperature. At present, most of river bed water level monitoring is realized by installing a cross arm on a stand column, erecting the cross arm above a river bed, keeping the cross arm parallel to the river bed, and then monitoring the river bed in real time through an ultrasonic water level meter on the cross arm, wherein the prior art has the following problems: when people disassemble and maintain the ultrasonic water level gauge on the cross arm, the cross arm is erected on a riverbed and is far away from a river bank, so that the ultrasonic water level gauge is inconvenient to disassemble by people; the xarm is mostly the horizontal pole that length is fixed and constitutes, when needs monitored the riverbed of depths, need carry out artifical butt joint and welding to the xarm, increases the distance between ultrasonic wave fluviograph and the stand, and the people of operation keep away from the river bank, have certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a water level monitoring device for hydraulic engineering to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a water level monitoring device for hydraulic engineering comprises a base, wherein a lifting mechanism is fixedly connected to the base, a rotating mechanism is arranged on the lifting mechanism, the rotating mechanism is fixedly connected with a telescopic mechanism, and an ultrasonic water level meter is arranged on the telescopic mechanism;

the rotating mechanism comprises a disc support and a first gear, the lower end of the disc support is fixedly connected with the upper end of the upper plate, a second motor is arranged at the upper end of the disc support, the second motor is fixedly connected with the first gear, the first gear is meshed with the second gear, the second gear is fixed at one end of the trolley, the side surface of the disc support is slidably connected with a lower rod, and a first locking mechanism is arranged at the lower end of the lower rod;

the telescopic mechanism comprises a lower rod and an upper rod, one end of the upper rod is fixedly connected with the other end of the trolley, the trolley is connected with the lower rod in a sliding mode, the lower rod is connected with the upper rod in a sliding mode, the other end of the upper rod is provided with the ultrasonic water level meter, one end of the lower rod is provided with a fixed support, and the fixed support is sleeved on the outer side of the upper rod and is connected with the upper rod in a sliding mode.

Preferably, the trolley comprises a trolley body and wheels, wherein two wheel carriers are fixedly connected to the lower portion of the trolley body, the wheel carriers are rotatably connected with a wheel shaft, two wheels are fixedly connected to two ends of the wheel shaft, the wheels correspond to the wheel carriers in position and are in rolling connection with the lower rod, a third gear is fixedly connected to the middle of the wheel shaft and is meshed with a fourth gear, the fourth gear penetrates through a through groove to enter the trolley body to be meshed with a fifth gear, the fifth gear is fixedly connected with a third motor, the third motor is fixed to the inner wall surface of the trolley body, the through groove is formed in the lower surface of the trolley body, the fourth gear is rotatably connected with a fourth gear shaft, and two ends of the fourth gear shaft are fixedly connected with the upper portions of the two wheel carriers.

Preferably, the lower rod is provided with two wheel grooves which are symmetrically arranged on two sides of the second T-shaped groove and are in rolling connection with the wheels.

Preferably, elevating system includes pole and No. two interior poles in outer pole, the pole lower extreme fixed connection base, pole and No. two interior poles in the inside sliding connection of outer pole, the lower surface of pole upper end fixed connection upper plate in pole and No. two, the upper surface of lower extreme fixed connection hypoplastron, the one side that pole is relative in pole and No. two is provided with respectively and is provided with No. three spouts and No. four spouts, be provided with the rack on the No. three spouts, rack and No. six gear engagement, No. six gears and axis of rotation fixed connection, the axis of rotation both ends are connected with outer pole rotation, and outer pole and No. one motor fixed connection are passed to axis of rotation one end, one side of outer pole is provided with No. two locking mechanical system.

Preferably, No. two locking mechanism include No. two spouts, draw-in groove and fixture block, No. two spouts set up in the interior pole outside No. two, and the equidistance sets up a plurality of draw-in grooves on No. two spouts, draw-in groove and fixture block sliding connection, fixture block fixed connection is in the middle part of connecting rod, and the one end of connecting rod slides in No. two spouts, and the other end is worn out outer pole and outer pole sliding connection, the other end fixed connection briquetting of connecting rod.

Preferably, the depth of the second sliding groove is deeper than that of the clamping groove.

Preferably, the outer side of the outer rod is provided with a first sliding groove, the first sliding groove is connected with the connecting rod in a sliding mode, the inner side of the outer rod is provided with a cavity, and the size of the cavity is consistent with that of the clamping block.

Preferably, disc support side is provided with a T type groove, a T type groove sliding connection T type slider, the other end fixed connection of one end and the lower beam of a T type slider.

Preferably, be provided with No. two T type grooves on the lower beam, No. two T type grooves and No. two T type slider sliding connection, the lower surface of upper beam is connected to the one end fixed connection of No. two T type sliders.

Preferably, the second gear is semicircular.

Preferably, a locking mechanism includes dead lever and fixed slot, the eight gears of one end fixed connection of dead lever, eight gears and seven gear engagement, seven gears and four motor fixed connection, four motors are fixed in four motor support, four motor support and lower beam) fixed connection, the lower fixed surface of lower beam connects the one end of two eight gear support, and the other end of eight gear support rotates connects eight gears, the other end of dead lever inserts in the fixed slot, and is a plurality of the fixed slot evenly sets up at disc support lower surface.

Preferably, the fixing rod is L-shaped.

Compared with the prior art, the utility model has the beneficial effects that: the utility model is convenient to erect and use, only the base needs to be fixed during installation, the height of the utility model can be adjusted, the utility model can be suitable for requirements of different heights, the utility model is provided with the telescopic mechanism, the deep riverbed can be conveniently monitored, manual welding is not needed, and the danger and inconvenience of river surface operation are avoided.

Drawings

FIG. 1 is a schematic view of a water level monitoring device according to the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic diagram of the main cross-sectional structure of the lifting mechanism of the present invention;

FIG. 4 is a schematic view of the main cross-section of the rotating mechanism and the telescoping mechanism of the present invention;

FIG. 5 is a schematic view of the first locking mechanism of the present invention;

FIG. 6 is a schematic cross-sectional view of the lift mechanism of the present invention;

FIG. 7 is an enlarged view of a portion of FIG. 6;

FIG. 8 is a schematic cross-sectional view of the telescoping mechanism of the present invention;

FIG. 9 is a schematic view of the internal structure of the cart according to the present invention.

In the figure: 1. a base, 2, an outer rod, 3, a first motor, 4, a pressing block, 5, a connecting rod, 6, a first sliding groove, 7, a first inner rod, 8, a second inner rod, 9, a second sliding groove, 10, a clamping groove, 11, a disc support, 12, a first T-shaped groove, 13, a first gear, 14, a second gear, 15, a trolley, 1501, a trolley body, 1502, a wheel carrier, 1503, a wheel, 1504, a wheel shaft, 1505, a third gear, 1506, a fourth gear, 1507, a fifth gear, 1508, a third motor, 1509, a through groove, 1510, a fourth gear shaft, 16, a lower rod, 17, an upper rod, 18, a fixed support, 19, an ultrasonic water level meter, 20, a wheel groove, 21, a second T-shaped groove, 22, a T-shaped sliding block, 23, a cavity, 24, a clamping block, 25, an upper plate, 26, a lower plate, 27, a sixth gear, 28, a third sliding groove, 29, a fourth sliding groove, 30, a rotating shaft, 32, a second rack motor, 33. the motor comprises a first T-shaped sliding block, a first T-shaped sliding block 34, a second motor support 35, a seventh gear, a second T-shaped gear support 36, a eighth gear support 37, an eighth gear, a fixing rod 38, a fixing rod 39, a fixing groove 40 and a second motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution: a water level monitoring device for hydraulic engineering comprises a base 1, wherein a lifting mechanism is fixedly connected to the base 1, a rotating mechanism is arranged on the lifting mechanism, the rotating mechanism is fixedly connected with a telescopic mechanism, and an ultrasonic water level meter 19 is arranged on the telescopic mechanism;

the rotating mechanism comprises a disc support 11 and a first gear 13, the lower end of the disc support 11 is fixedly connected with the upper end of an upper plate 25, a second motor 32 is arranged at the upper end of the disc support 11, the second motor 32 is fixedly connected with the first gear 13, the first gear 13 is meshed with the second gear 14, the second gear 14 is semicircular, the second gear 14 is fixed at one end of a trolley 15, the side surface of the disc support 11 is slidably connected with a lower rod 16, a first T-shaped groove 12 is arranged at the side surface of the disc support 11, the first T-shaped groove 12 is slidably connected with a first T-shaped sliding block 33, one end of the first T-shaped sliding block 33 is fixedly connected with the other end of the lower rod 16, and a first locking mechanism is arranged at the lower end of the lower rod 16, so that the ultrasonic water level gauge 19 can be conveniently overhauled;

telescopic machanism includes lower beam 16 and upper beam 17, the other end of the one end fixed connection dolly 15 of upper beam 17, dolly 15 and lower beam 16 sliding connection, lower beam 16 and upper beam 17 sliding connection, be provided with No. two T type grooves 21 on the lower beam 16, No. two T type grooves 21 and No. two T type slider 22 sliding connection, the lower surface of upper beam 17 is connected to the one end fixed connection of No. two T type slider 22, the other end of upper beam 17 is provided with ultrasonic water level gauge 19, the one end of lower beam 16 is provided with fixing support 18, fixing support 18 overlaps in the upper beam 17 outside and upper beam 17 sliding connection to monitor the riverbed of depths.

The trolley 15 comprises a trolley body 1501 and wheels 1503, wherein two wheel carriers 1502 are fixedly connected to the lower portion of the trolley body 1501, the wheel carriers 1502 are rotatably connected with a wheel shaft 1504, two wheels 1503 are fixedly connected to two ends of the wheel shaft 1504, the wheels 1503 correspond to the wheel carriers 1502 in position, the wheels 1503 are in rolling connection with a lower rod 16, two wheel grooves 20 are formed in the lower rod 16, the wheel grooves 20 are symmetrically arranged on two sides of a second T-shaped groove 21, the wheel grooves 20 are in rolling connection with the wheels 1503, a third gear 1505 is fixedly connected to the middle of the wheel shaft 1504, the third gear 1505 is meshed with a fourth gear 1506, the fourth gear 1506 penetrates through a through groove 1509 to enter the trolley body 1501 to be meshed with a fifth gear 1507, the fifth gear 1507 is fixedly connected with a third motor 1508, the third motor is fixed to the inner wall surface of the trolley body 1501, the through groove 1509 is arranged on the lower surface of the trolley body 1501, the fourth gear 1506 is rotatably connected with a fourth gear shaft 1510, and two ends of the two wheel carriers 1502 are fixedly connected to control the movement of the trolley body 1508.

Elevating system includes outer pole 2, interior pole 7 and No. two interior poles 8 in one, 2 lower extreme fixed connection bases 1 of outer pole, 2 inside sliding connection interior poles 7 of outer pole and No. two interior poles 8, the lower surface of interior pole 7 and No. two interior pole 8 upper end fixed connection upper plate 25, the upper surface of lower extreme fixed connection hypoplastron 26, the one side that interior pole 7 and No. two interior poles 8 are relative is provided with No. three spout 28 and No. four spout 29 respectively, be provided with rack 30 on the No. three spout 28, rack 30 meshes with No. six gear 27, No. six gear 27 and axis of rotation 31 fixed connection, axis of rotation 31 both ends are rotated with outer pole 2 and are connected, axis of rotation one end is passed outer pole 2 and No. 3 fixed connection of motor, one side of outer pole 2 is provided with No. two locking mechanism, so that the height of ultrasonic water level gauge 19 is adjusted.

No. two locking mechanism includes spout 9 No. two, draw-in groove 10 and fixture block 24, the degree of depth of spout 9 No. two is dark in draw-in groove 10, spout 9 No. two sets up in the 8 outsides of pole in No. two, equidistant a plurality of draw-in grooves 10 that set up on spout 9 No. two, draw-in groove 10 and fixture block 24 sliding connection, fixture block 24 fixed connection is in the middle part of connecting rod 5, the one end of connecting rod 5 slides in spout 9 No. two, the other end is worn out outer pole 2 and outer pole 2 sliding connection, the 2 outsides of outer pole are provided with spout 6 No. one, 6 sliding connection connecting rod 5 of spout, 2 inboard of outer pole is provided with cavity 23, the size and the fixture block 24 of cavity 23 are unanimous, the other end fixed connection briquetting 4 of connecting rod 5, so that the height of fixed ultrasonic wave fluviograph 19.

No. one locking mechanism includes dead lever 38 and fixed slot 39, the one end fixed connection eight gear 37 of dead lever 38, eight gear 37 and the meshing of No. seven gear 35, No. seven gear 35 and No. four motor 40 fixed connection, No. four motor 40 are fixed in No. four motor support 34, No. four motor support 34 and lower beam 16 fixed connection, the lower fixed surface of lower beam 16 connects the one end of two eight gear support 36, the other end of eight gear support 36 rotates and connects eight gear 37, the other end of dead lever 38 inserts in fixed slot 39, a plurality of fixed slots 39 evenly set up at disc support 11 lower surface, dead lever 38 is the L type, so that fixed telescopic machanism no longer rotates.

The working principle of the utility model is as follows: fixing a base 1 on a river bank edge, starting a first motor 3 to adjust the height, driving a sixth gear 27 to rotate by the first motor 3, driving a rack 30 to move upwards by the sixth gear 27, driving a first inner rod 7 to move upwards by the rack 30, driving an upper plate 25 and a lower plate 26 to move upwards by the first inner rod 7, driving a second inner rod 8 to move upwards by the upper plate 25 and the lower plate 26, driving a disc support 11 to move upwards by the upper plate 25, when the proper height is reached, closing the first motor 3, pressing a pressing block 4, driving a connecting rod 5 to move by the pressing block 4, driving a clamping block 24 to move by the connecting rod 5, enabling the clamping block 24 to partially enter a clamping groove 10, and fixing the second inner rod 8; after the height is adjusted, the second motor 32 is started, the second motor 32 drives the first gear 13 to rotate, the first gear 13 drives the second gear 14 to rotate, the second gear 14 drives the trolley 15 to move, the trolley 15 drives the upper rod 17 to rotate, the upper rod 17 drives the lower rod 16 to rotate, the lower rod 16 drives the first T-shaped sliding block 33 to slide in the first T-shaped groove 12, when the upper rod 17 and the lower rod 16 rotate to proper positions on the river surface, the second motor 32 is closed, the fourth motor 40 is started, the fourth motor 40 drives the seventh gear 35 to rotate, the seventh gear 35 drives the eighth gear 37 to rotate, the eighth gear 37 drives the fixed rod 38 to rotate, and one end of the fixed rod 38 is inserted into the fixed groove 39 so as to fix the telescopic mechanism; after the position of the telescopic mechanism is adjusted, a third motor 1508 is started, the third motor 1508 drives a fifth gear 1507 to rotate, the fifth gear 1507 drives a fourth gear 1506 to rotate, the fourth gear 1506 drives a third gear 1505 to rotate, the third gear 1505 drives a wheel shaft 1504 to rotate, the wheel shaft 1504 drives a wheel 1503 to rotate, the wheel 1503 rolls in a wheel groove 20 to drive the trolley 15 to move forwards, the trolley 15 drives the upper rod 17 to move forwards, the upper rod 17 drives the ultrasonic water level meter 19 to move forwards, and when the proper position is reached, the third motor 1508 is turned off, so that the water level can be monitored; when the trolley needs to be overhauled or disassembled, the third motor 1508 is started, the third motor 1508 drives the fifth gear 1507 to rotate, the fifth gear 1507 drives the fourth gear 1506 to rotate, the fourth gear 1506 drives the third gear 1505 to rotate, the third gear 1505 drives the wheel shaft 1504 to rotate, the wheel shaft 1504 drives the wheel 1503 to rotate, the wheel 1503 rolls in the wheel groove 20 to drive the trolley 15 to move backwards, the trolley 15 drives the upper rod 17 to move backwards, the upper rod 17 drives the ultrasonic water level gauge 19 to move backwards, and the third motor 1508 is turned off after the trolley 15 is reset; then a fourth motor 40 is started, the fourth motor 40 drives a seventh gear 35 to rotate, the seventh gear 35 drives an eighth gear 37 to rotate, the eighth gear 37 drives a fixed rod 38 to rotate, the fixed rod 38 is made to be separated from a fixed groove 39, then a second motor 32 is started, the second motor 32 drives a first gear 13 to rotate, the first gear 13 drives a second gear 14 to rotate, the second gear 14 drives a trolley 15 to move, the trolley 15 drives an upper rod 17 to rotate, the upper rod 17 drives a lower rod 16 to rotate, the lower rod 16 drives a first T-shaped sliding block 33 to slide in a first T-shaped groove 12, and when the upper rod 17 and the lower rod 16 rotate to proper positions on a river bank, the second motor 32 is turned off; pull out briquetting 4, briquetting 4 drives connecting rod 5 and removes, connecting rod 5 drives fixture block 24 and removes, make fixture block 24 all return in the cavity 23, then start a motor 3, a motor 3 drives No. six gears 27 and rotates, No. six gears 27 drive rack 30 downstream, rack 30 drives interior pole 7 downstream in a, interior pole 7 drives upper plate 25 and hypoplastron 26 downstream in a, upper plate 25 and hypoplastron 26 drive interior pole 8 downstream in No. two, upper plate 25 still drives disc support 11 downstream, when reacing suitable height, close a motor 3, can overhaul or dismantle equipment this moment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a water level monitoring device for hydraulic engineering, includes base (1), its characterized in that: the base (1) is fixedly connected with a lifting mechanism, the lifting mechanism is provided with a rotating mechanism, the rotating mechanism is fixedly connected with a telescopic mechanism, and the telescopic mechanism is provided with an ultrasonic water level meter (19);

the rotating mechanism comprises a disc support (11) and a first gear (13), the lower end of the disc support (11) is fixedly connected with the upper end of an upper plate (25), a second motor (32) is arranged at the upper end of the disc support (11), the second motor (32) is fixedly connected with the first gear (13), the first gear (13) is meshed with the second gear (14), the second gear (14) is fixed at one end of a trolley (15), the side surface of the disc support (11) is connected with a lower rod (16) in a sliding mode, and a first locking mechanism is arranged at the lower end of the lower rod (16); the second gear (14) is semicircular;

the telescopic mechanism comprises a lower rod (16) and an upper rod (17), one end of the upper rod (17) is fixedly connected with the other end of a trolley (15), the trolley (15) is connected with the lower rod (16) in a sliding mode, the lower rod (16) is connected with the upper rod (17) in a sliding mode, the other end of the upper rod (17) is provided with an ultrasonic water level meter (19), one end of the lower rod (16) is provided with a fixed support (18), and the outer side of the upper rod (17) is sleeved with the fixed support (18) and is connected with the upper rod (17) in a sliding mode.

2. The water level monitoring device for the hydraulic engineering according to claim 1, wherein: the trolley (15) comprises a trolley body (1501) and wheels (1503), wherein two wheel carriers (1502) are fixedly connected below the trolley body (1501), the wheel carriers (1502) are rotatably connected with a wheel shaft (1504), two ends of the wheel shaft (1504) are fixedly connected with the two wheels (1503), the wheels (1503) correspond to the wheel carriers (1502), the wheels (1503) are in rolling connection with a lower rod (16), a third gear (1505) is fixedly connected to the middle of the wheel shaft (1504), the third gear (1505) is meshed with a fourth gear (1506), the fourth gear (1506) penetrates through a through groove (1509) to enter the trolley body (1501) and is meshed with a fifth gear (1507), the fifth gear (1507) is fixedly connected with a third motor (1501), the third motor (1508) is fixed on the inner wall surface of the trolley body (1508), the through groove (1509) is arranged on the lower surface of the trolley body (1501), and the fourth gear (1506) is rotatably connected with a fourth gear (1510), two ends of a fourth gear shaft (1510) are fixedly connected with the upper parts of the two wheel carriers (1502).

3. The water level monitoring device for the hydraulic engineering according to claim 2, characterized in that: two wheel grooves (20) are formed in the lower rod (16), the wheel grooves (20) are symmetrically formed in two sides of the second T-shaped groove (21), and the wheel grooves (20) are in rolling connection with the wheels (1503).

4. The water level monitoring device for the hydraulic engineering according to claim 1, wherein: the lifting mechanism comprises an outer rod (2), a first inner rod (7) and a second inner rod (8), the lower end of the outer rod (2) is fixedly connected with the base (1), the inner rod (7) and the second inner rod (8) are connected with the inner part of the outer rod (2) in a sliding manner, the upper ends of the first inner rod (7) and the second inner rod (8) are fixedly connected with the lower surface of the upper plate (25), the lower end of the inner rod is fixedly connected with the upper surface of the lower plate (26), one sides of the first inner rod (7) and the second inner rod (8) which are opposite are respectively provided with a third sliding chute (28) and a fourth sliding chute (29), a rack (30) is arranged on the third sliding chute (28), the rack (30) is meshed with a sixth gear (27), the sixth gear (27) is fixedly connected with a rotating shaft (31), two ends of the rotating shaft (31) are rotatably connected with the outer rod (2), one end of the rotating shaft penetrates through the outer rod (2) and is fixedly connected with a first motor (3), one side of the outer rod (2) is provided with a second locking mechanism.

5. The water level monitoring device for the hydraulic engineering according to claim 4, wherein: no. two locking mechanism include No. two spout (9), draw-in groove (10) and fixture block (24), No. two spout (9) set up in No. two interior pole (8) outsides, equidistantly on No. two spout (9) set up a plurality of draw-in grooves (10), draw-in groove (10) and fixture block (24) sliding connection, fixture block (24) fixed connection is in the middle part of connecting rod (5), and the one end of connecting rod (5) slides in No. two spout (9), and outer pole (2) sliding connection are worn out to the other end, the other end fixed connection briquetting (4) of connecting rod (5).

6. The water level monitoring device for the hydraulic engineering according to claim 5, wherein: the depth of the second sliding groove (9) is deeper than that of the clamping groove (10).

7. The water level monitoring device for the hydraulic engineering according to claim 5, wherein: a sliding groove (6) is formed in the outer side of the outer rod (2), the sliding groove (6) is connected with the connecting rod (5) in a sliding mode, a cavity (23) is formed in the inner side of the outer rod (2), and the size of the cavity (23) is consistent with that of the clamping block (24).

8. The water level monitoring device for the hydraulic engineering according to claim 1, wherein: disc support (11) side is provided with a T type groove (12), a T type slider (33) of T type groove (12) sliding connection, the other end fixed connection of the one end of a T type slider (33) and lower beam (16).

9. The water level monitoring device for the hydraulic engineering according to claim 1, wherein: be provided with No. two T type grooves (21) on lower beam (16), No. two T type grooves (21) and No. two T type slider (22) sliding connection, the lower surface of upper beam (17) is connected to the one end fixed connection of No. two T type slider (22).

10. The water level monitoring device for the hydraulic engineering according to claim 1, wherein: a locking mechanism includes dead lever (38) and fixed slot (39), eight number gear (37) of one end fixed connection of dead lever (38), eight number gear (37) and seven number gear (35) meshing, seven number gear (35) and four number motor (40) fixed connection, four number motor (40) are fixed in four number motor support (34), four number motor support (34) and lower beam (16) fixed connection, the one end of two eight number gear support (36) of lower fixed surface fixed connection of lower beam (16), and eight number gear (37) are connected in the other end rotation of eight number gear support (36), in fixed slot (39) is inserted to the other end of dead lever (38), a plurality of fixed slot (39) evenly set up at disc support (11) lower surface, dead lever (38) are the L type.

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