CN215573247U

CN215573247U - Hydraulic engineering water level height monitoring alarm device

Info

Publication number: CN215573247U
Application number: CN202121023750.2U
Authority: CN
Inventors: 赵国柱
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2022-01-18
Anticipated expiration: 2031-05-13

Abstract

The utility model discloses a water level height monitoring and alarming device for hydraulic engineering, and relates to the technical field of hydraulic engineering. The technical key points are as follows: including the fixed plate, all be connected with the mounting panel on a pair of side of fixed plate, one side that the mounting panel is close to each other all is connected with the boss, boss one side is connected with a plurality of ratchets, be equipped with the box in addition, all be equipped with the spout on a pair of lateral wall of box, the box passes through the spout with the mounting panel, boss sliding connection, be equipped with the pawl in addition, pawl and ratchet meshing, and pawl one end runs through the box, be equipped with a pair of L type pole in addition, L type pole one end is equipped with and runs through the groove, the pawl passes through the articulated hub connection with running through the groove, be equipped with the connecting plate in addition, a pair of L type pole all is articulated with the connecting plate, connecting plate one side is connected with the guide arm, guide arm one end runs through box one side and is connected with the pull ring, the cover is equipped with first spring on the guide arm. The utility model has the advantages of adjusting the self monitoring height according to different water level monitoring requirements in dry seasons and rainy seasons and strong practicability.

Description

Hydraulic engineering water level height monitoring alarm device

Technical Field

The utility model relates to the technical field of hydraulic engineering, in particular to a hydraulic engineering water level height monitoring and alarming device.

Background

The hydraulic engineering is an engineering built for eliminating water damage and developing and utilizing water resources, water level monitoring is an indispensable link in hydraulic engineering detection work, and the water level monitoring work mainly monitors the water level of a water body intercepted by hydraulic engineering such as dams and the like; however, most of the existing hydraulic engineering water level monitoring devices are too simple in structure, methods such as setting a marker post or marking a water level warning line on the inclined wall of a dam body are mostly adopted, timely water level monitoring cannot be achieved, when the water level exceeds the warning line, an alarm cannot be given timely, defense work is done, the self monitoring height cannot be adjusted according to different water level monitoring requirements in dry seasons and rainy seasons, and actual use experience is poor.

The above prior art solution has the following drawbacks: the existing device can not adjust the self monitoring height according to different water level monitoring requirements in dry seasons and rainy seasons, and the actual use experience is poor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a hydraulic engineering water level height monitoring and alarming device which has the advantages of being capable of adjusting the monitoring height according to different water level monitoring requirements in dry seasons and rainy seasons and strong in practicability.

The above object of the present invention is achieved by the following technical solutions:

a hydraulic engineering water level height monitoring and alarming device comprises a fixed plate, wherein a pair of side surfaces of the fixed plate in the vertical direction are fixedly connected with mounting plates, the mounting plates are perpendicular to the fixed plate, the pair of mounting plates are arranged in parallel, one sides of the pair of mounting plates, which are close to each other, are fixedly connected with bosses, the axes of the bosses are arranged vertically, one sides of the bosses, which are far away from the mounting plates, are fixedly connected with a plurality of ratchets, the ratchets are uniformly distributed, a box body is further arranged, the box body is arranged in a hollow mode, a pair of side walls of the box body in the vertical direction are respectively provided with a sliding groove, the box body is connected with the mounting plates in a sliding mode through the sliding grooves and the bosses, a pawl is further arranged, the pawl is meshed with the ratchets, one end, which is far away from the ratchets, of the pawl penetrates through the box body, and a pair of L-shaped rods is further arranged, the L-shaped rod is hinged to the inner side wall of the box body, a through groove is formed in one end of the L-shaped rod, the pawl is connected with the through groove through an articulated shaft, the articulated shaft is arranged in the through groove, a connecting plate is horizontally arranged, the L-shaped rods are hinged to the connecting plate, the connecting plate is adjacent to one side of the L-shaped rod and is fixedly connected with a guide rod, the guide rod is perpendicular to the connecting plate, one end of the guide rod penetrates through one side of the box body and is fixedly connected with a pull ring, a first spring is sleeved on the guide rod, two ends of the first spring are fixedly connected with the pull ring and the box body respectively, and a measuring assembly is arranged on one side, away from the fixed plate, of the box body.

By adopting the technical scheme, the position of the box body between the fixing plates is convenient to fix by arranging the mounting plate; the mounting plate is provided with the boss, and the box body is provided with the chute, so that the box body can slide on the mounting plate conveniently, and the box body cannot move in the horizontal direction; by arranging the ratchet and the pawl, the one-way transmission characteristic of meshing between the ratchet and the pawl is conveniently utilized to ensure that the box body cannot move between the mounting plates after the position between the box body and the mounting plates is adjusted; by arranging the L-shaped rod and arranging the through groove at one end of the L-shaped rod, the L-shaped rod and the pawl cannot interfere with each other when the pawl is driven by the L-shaped rod to slide on the box body conveniently; the L-shaped rod and the pawl are conveniently connected by arranging the hinge shaft; by arranging the connecting plate, whether the L-shaped rod drives the pawl to be separated from the ratchet or not is conveniently controlled through the connecting plate, so that the detection height of the device can be adjusted according to dry seasons or rainy seasons, and the practicability of the device is improved; through the arrangement of the guide rod, the pull ring and the first spring, the relative position between the connecting plate and the box body is conveniently controlled through the pull ring, so that the L-shaped rod can pull the pawl to be far away from the ratchet; the design of the first spring is convenient for enabling the position between the connecting plate and the box body to be in a stable position; through setting up measuring component, be convenient for measure the water level.

The present invention in a preferred example may be further configured to: the measuring component comprises a supporting frame, the supporting frame is detachably connected with the box body, the supporting frame is far away from a measuring cylinder fixedly connected with one side of the box body, the axis of the measuring cylinder is vertically arranged, the measuring cylinder is close to an opening on one side of the ground, a warning component is arranged on one side, away from the opening, of the inner side wall of the measuring cylinder, a guide rod is connected to the measuring cylinder in a sliding mode, the guide rod is inserted into the measuring cylinder and is connected with the measuring cylinder in a sliding mode, the guide rod is far away from a buoyancy ball fixedly connected with one end of the measuring cylinder, and the measuring cylinder is close to one end of the buoyancy ball and is provided with a mistaken touch preventing component.

By adopting the technical scheme, the support frame is arranged, so that the measuring cylinder can be conveniently supported and fixed, the position stability of the support frame is improved, and the support frame is detachably connected with the box body, so that the measuring assembly is conveniently detached, and the transportation is more convenient; by arranging the warning assembly, the guide rod can trigger the warning assembly to work after the water level of the buoyancy ball changes, so that the water level warning effect is achieved; by arranging the buoyancy ball, when the water level changes, the buoyancy ball can drive the guide rod to lift in the guide cylinder; through setting up the mistake of preventing touching the subassembly, be convenient for reduce the buoyancy ball and make the risk that the guide bar striking warning subassembly problem appears because of aquatic wave is great.

The present invention in a preferred example may be further configured to: the warning assembly comprises a pressure sensor, the pressure sensor is fixedly connected to the inner side wall of the measuring cylinder, the pressure sensor is electrically connected with a warning lamp and a buzzer, and the warning lamp and the buzzer are fixedly connected with the box body.

Through adopting above-mentioned technical scheme, be convenient for detect the guide arm whether striking measuring cylinder inside wall through setting up pressure sensor to whether it rises to be convenient for detect the river water level, after the water level rises, guide bar one end extrusion pressure sensor makes pressure sensor provide the signal of telecommunication for bee calling organ and warning light, makes bee calling organ and warning light play the warning effect.

The present invention in a preferred example may be further configured to: the false touch prevention assembly comprises a plurality of telescopic rods, the telescopic rods are vertically arranged, one end of each telescopic rod is fixedly connected with the corresponding measuring cylinder, a blocking ring is arranged in addition, the telescopic rods are far away from one end of each measuring cylinder and fixedly connected with the corresponding blocking ring, a second spring is sleeved on each telescopic rod, two ends of each second spring are respectively fixedly connected with the corresponding measuring cylinder and the corresponding blocking ring, an extrusion plate is arranged in addition, the extrusion plates are parallel to the blocking rings, and the extrusion plate sleeves are arranged on the guide rods and fixedly connected with the guide rods.

By adopting the technical scheme, the telescopic rod is arranged, so that the telescopic direction of the second spring is convenient to fix, and the working efficiency of the second spring is convenient to increase; by arranging the second spring, the buoyancy ball is protected from driving the guide rod to extrude the pressure sensor due to wave impact, and false alarm caused by shaking of the buoyancy ball is reduced; through setting up fender ring, stripper plate, when the buoyancy ball of being convenient for is influenced by the buoyancy of water, accessible stripper plate extrusion fender ring compresses the second spring to extrude pressure sensor.

The present invention in a preferred example may be further configured to: the fixed plate is far away from one side of the mounting plate and is fixedly connected with an auxiliary plate, the edges of the auxiliary plate are inserted with positioning cones, a plurality of barbs are arranged on the peripheral sides of the positioning cones, and the barbs are uniformly distributed on the outer sides of the positioning cones.

By adopting the technical scheme, the auxiliary plate and the positioning cone are arranged, so that the device can be conveniently installed and positioned, and the water level can be conveniently measured by the device; through setting up a plurality of barbs, be convenient for increase the frictional force between location awl and the soil to guarantee device can not break away from ground or take place the slope when using.

The present invention in a preferred example may be further configured to: and an anti-corrosion layer is coated on the outer side of the buoyancy ball.

By adopting the technical scheme, the anti-corrosion layer is arranged, so that the buoyancy ball can be protected from being corroded by water flow.

In summary, the utility model includes at least one of the following beneficial technical effects:

1. the mounting plate is arranged, so that the position of the box body between the fixing plates is convenient to fix; the mounting plate is provided with the boss, and the box body is provided with the chute, so that the box body can slide on the mounting plate conveniently, and the box body cannot move in the horizontal direction; by arranging the ratchet and the pawl, the one-way transmission characteristic of meshing between the ratchet and the pawl is conveniently utilized to ensure that the box body cannot move between the mounting plates after the position between the box body and the mounting plates is adjusted; by arranging the L-shaped rod and arranging the through groove at one end of the L-shaped rod, the L-shaped rod and the pawl cannot interfere with each other when the pawl is driven by the L-shaped rod to slide on the box body conveniently; the L-shaped rod and the pawl are conveniently connected by arranging the hinge shaft; by arranging the connecting plate, whether the L-shaped rod drives the pawl to be separated from the ratchet or not is conveniently controlled through the connecting plate, so that the detection height of the device can be adjusted according to dry seasons or rainy seasons, and the practicability of the device is improved; through the arrangement of the guide rod, the pull ring and the first spring, the relative position between the connecting plate and the box body is conveniently controlled through the pull ring, so that the L-shaped rod can pull the pawl to be far away from the ratchet; the design of the first spring is convenient for enabling the position between the connecting plate and the box body to be in a stable position; the water level is convenient to measure by arranging the measuring component;

2. the support frame is arranged, so that the measuring cylinder can be conveniently supported and fixed, the position stability of the support frame is improved, and the support frame is detachably connected with the box body, so that the measuring assembly is conveniently detached, and the transportation is more convenient; by arranging the warning assembly, the guide rod can trigger the warning assembly to work after the water level of the buoyancy ball changes, so that the water level warning effect is achieved; by arranging the buoyancy ball, when the water level changes, the buoyancy ball can drive the guide rod to lift in the guide cylinder; by arranging the false touch prevention assembly, the risk of the problem that the guide rod collides the warning assembly due to the fact that waves in water are large is reduced;

3. by arranging the telescopic rod, the telescopic direction of the second spring is convenient to fix, so that the working efficiency of the second spring is improved; by arranging the second spring, the buoyancy ball is protected from driving the guide rod to extrude the pressure sensor due to wave impact, and false alarm caused by shaking of the buoyancy ball is reduced; through setting up fender ring, stripper plate, when the buoyancy ball of being convenient for is influenced by the buoyancy of water, accessible stripper plate extrusion fender ring compresses the second spring to extrude pressure sensor.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;

fig. 3 is an enlarged view of the structure at B in fig. 1.

Reference numerals: 1. a fixing plate; 2. mounting a plate; 21. a boss; 22. a ratchet; 3. a box body; 31. a chute; 4. a measurement assembly; 41. a support frame; 42. a measuring cylinder; 43. a guide bar; 44. a buoyant ball; 45. a false touch prevention component; 451. a baffle ring; 452. a pressing plate; 453. a second spring; 454. a telescopic rod; 46. a warning component; 461. a pressure sensor; 462. a warning light; 463. a buzzer; 5. an auxiliary plate; 6. positioning a cone; 61. a barb; 7. a pawl; 8. an L-shaped rod; 81. a through groove; 9. hinging a shaft; 10. a connecting plate; 11. a guide bar; 12. a first spring; 13. and (4) a pull ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the hydraulic engineering water level height monitoring and alarming device disclosed by the utility model comprises a fixing plate 1, wherein a pair of side surfaces of the fixing plate 1 in the vertical direction are fixedly connected with mounting plates 2, and the positions of a box body 3 between the fixing plates 1 are conveniently fixed by arranging the mounting plates 2; the mounting plates 2 are perpendicular to the fixing plate 1, the mounting plates 2 are arranged in parallel, bosses 21 are fixedly connected to the sides, close to each other, of the mounting plates 2, the bosses 21 are arranged on the mounting plates 2, the box body 3 is provided with the sliding grooves 31, the box body 3 can conveniently slide on the mounting plates 2, and the box body 3 cannot move in the horizontal direction; the axial line of a boss 21 is vertically arranged, one side of the boss 21, which is far away from the mounting plate 2, is fixedly connected with a plurality of ratchets 22, the ratchets 22 are uniformly distributed, a box body 3 is additionally arranged, the box body 3 is arranged in a hollow manner, a pair of side walls of the box body 3 in the vertical direction are respectively provided with a sliding chute 31, the box body 3 and the mounting plate 2 are in sliding connection through the sliding chutes 31 and the boss 21, a pawl 7 is additionally arranged, the pawl 7 is meshed with the ratchets 22, and the ratchet 22 and the pawl 7 are arranged, so that the unidirectional transmission characteristic of meshing between the ratchets 22 and the pawl 7 is conveniently utilized, and the box body 3 cannot move between the mounting plates 2 after the position between the box body 3 and the mounting plate 2 is adjusted; the pawl 7 is arranged in the sliding groove 31, one end, far away from the ratchet 22, of the pawl 7 penetrates through the box body 3, the L-shaped rods 8 are additionally arranged, the L-shaped rods 8 are hinged to the inner side wall of the box body 3, the penetrating groove 81 is formed in one end of each L-shaped rod 8, the pawl 7 is connected with the penetrating groove 81 through the hinge shaft 9, the L-shaped rods 8 are arranged, and the penetrating grooves 81 are formed in one ends of the L-shaped rods 8, so that when the L-shaped rods 8 drive the pawl 7 to slide on the box body 3 conveniently, interference cannot occur between the L-shaped rods 8 and the pawl 7; the hinged shaft 9 is arranged in the through groove 81, and the L-shaped rod 8 is conveniently connected with the pawl 7 through the hinged shaft 9; the connecting plate 10 is arranged horizontally, and the L-shaped rod 8 is controlled by the connecting plate 10 to conveniently control whether the pawl 7 is driven to be separated from the ratchet 22 or not through the connecting plate 10, so that the detection height of the device can be adjusted according to dry seasons or rainy seasons, and the practicability of the device is improved; the pair of L-shaped rods 8 are hinged to the connecting plate 10, one side, adjacent to the L-shaped rods 8, of the connecting plate 10 is fixedly connected with the guide rod 11, the guide rod 11 is perpendicular to the connecting plate 10, one end of the guide rod 11 penetrates through one side of the box body 3 and is fixedly connected with the pull ring 13, and the guide rod 11, the pull ring 13 and the first spring 12 are arranged, so that the relative position between the connecting plate 10 and the box body 3 is conveniently controlled through the pull ring 13, and the L-shaped rods 8 can pull the pawls 7 to be far away from the ratchets 22; the guide rod 11 is sleeved with a first spring 12, and the design of the first spring 12 is convenient for enabling the position between the connecting plate 10 and the box body 3 to be in a stable position; first spring 12 both ends respectively with pull ring 13, box 3 fixed connection, when pull ring 13 did not receive external force, first spring 12 was in compression state, and box 3 keeps away from fixed plate 1 one side and is equipped with measuring component 4, through setting up measuring component 4, is convenient for measure the water level.

As shown in fig. 1, the measuring component 4 includes a supporting frame 41, the supporting frame 41 is detachably connected with the box body 3, the supporting frame 41 is arranged to facilitate supporting and fixing of the measuring cylinder 42, so as to increase the stability of the position of the supporting frame 41, the supporting frame 41 is detachably connected with the box body 3 to facilitate dismounting the measuring component 4, so as to facilitate easier transportation; a measuring cylinder 42 is fixedly connected to one side, far away from the box body 3, of the supporting frame 41, the axis of the measuring cylinder 42 is vertically arranged, the opening is formed in one side, close to the ground, of the measuring cylinder 42, a warning component 46 is arranged on one side, far away from the opening, of the inner side wall of the measuring cylinder 42, and the warning component 46 is arranged on one side, far away from the opening, of the inner side wall of the measuring cylinder 42, so that after the water level of the buoyancy ball 44 changes, the guide rod 43 can trigger the warning component 46 to work, and the water level warning effect is achieved; the measuring cylinder 42 is connected with a guide rod 43 in a sliding manner, the guide rod 43 is inserted into the measuring cylinder 42 and is connected with the measuring cylinder 42 in a sliding manner, one end of the guide rod 43, which is far away from the measuring cylinder 42, is fixedly connected with a buoyancy ball 44, and the buoyancy ball 44 is arranged, so that when the water level changes, the guide rod 43 can be driven by the buoyancy ball 44 to lift in the guide cylinder; the measuring cylinder 42 is provided with an anti-false-touch component 45 near one end of the buoyancy ball 44, and the anti-false-touch component 45 is arranged, so that the risk of the problem that the buoyancy ball 44 collides the warning component 46 due to the large waves in water is reduced.

As shown in fig. 1, the warning assembly 46 includes a pressure sensor 461, the pressure sensor 461 is fixedly connected to the inner side wall of the measuring cylinder 42, the pressure sensor 461 is disposed to detect whether the guide rod 11 impacts the inner side wall of the measuring cylinder 42, so as to detect whether the water level of the river rises, and after the water level rises, one end of the guide rod 43 presses the pressure sensor 461, so that the pressure sensor 461 provides electrical signals for the buzzer 463 and the warning lamp 462, and the buzzer 463 and the warning lamp 462 play a warning role. The pressure sensor 461 is electrically connected with a warning lamp 462 and a buzzer 463, and the warning lamp 462 and the buzzer 463 are both fixedly connected with the box body 3.

As shown in fig. 1 and 3, the false touch preventing assembly 45 includes a plurality of telescopic rods 454, and the telescopic rods 454 are arranged to facilitate fixing of the telescopic direction of the second spring 453, so as to increase the working efficiency of the second spring 453; the plurality of telescopic rods 454 are vertically arranged, one end of each telescopic rod 454 is fixedly connected with the measuring cylinder 42, a baffle ring 451 is additionally arranged, one end of each telescopic rod 454, far away from the measuring cylinder 42, is fixedly connected with the baffle ring 451, a second spring 453 is sleeved on each telescopic rod 454, two ends of each second spring 453 are fixedly connected with the baffle ring 451 and the measuring cylinder 42 respectively, when the baffle rings 451 are not subjected to external force, the second springs 453 are in a non-telescopic state, and by arranging the second springs 453, the buoyancy ball 44 can be protected from being driven by the buoyancy ball 44 to drive the guide rod 43 to extrude the pressure sensor 461 due to wave impact, and false alarm caused by shaking of the buoyancy ball 44 is reduced; the pressing plate 452 is further disposed, the pressing plate 452 is parallel to the blocking ring 451, the guide rod 43 is sleeved with the pressing plate 452, the pressing plate 452 and the guide rod 43 are fixedly connected, and the blocking ring 451 and the pressing plate 452 are disposed, so that when the buoyancy ball 44 is influenced by the buoyancy of water, the pressing plate 452 can press the blocking ring 451, compress the second spring 453, and press the pressure sensor 461.

As shown in fig. 1 and 2, an auxiliary plate 5 is fixedly connected to one side of the fixing plate 1, which is far away from the mounting plate 2, positioning cones 6 are inserted at corners of the auxiliary plate 5, and the auxiliary plate 5 and the positioning cones 6 are arranged to facilitate installation and positioning of the device, so that the device can normally measure water level; 6 week sides of location awl are equipped with a plurality of barbs 61, and a plurality of barbs 61 evenly distributed is in the 6 outsides of location awl, through setting up a plurality of barbs 61, is convenient for increase the frictional force between location awl 6 and the soil to the guarantee device can not break away from ground or take place the slope when using.

As shown in fig. 1, the buoyant spheres 44 are coated with an anti-corrosion layer on the outer side, so that the buoyant spheres 44 are protected from corrosion by water flow.

The implementation principle of the embodiment is as follows: when the device is used, the fixing plate 1 is fixed on a wall surface through the positioning cones 6 at the corners of the auxiliary plate 5, the fixing plate 1 is ensured to be vertically arranged, when the height of a detection position needs to be adjusted, the pull ring 13 is pulled, the guide rod 11 drives the connecting plate 10, the pawls 7 at two sides of the connecting plate 10 are far away from the ratchets 22, the box body 3 can lift between the mounting plates 2, after the box body is lifted to a proper position, the pull ring 13 is loosened, the pawls 7 and the ratchets 22 are re-meshed by the guide rod 11 and the connecting plate 10 under the restoring force of the first spring 12, the position of the box body 3 is adjusted, and the position of the measuring assembly 4 is further adjusted; during detection, the buoyancy ball 44 is placed in water, and when the water level changes, the buoyancy ball 44 drives the guide rod 43 to change in the measuring cylinder 42 along with the change of the water level, so that the water level is further measured.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a hydraulic engineering water level height monitoring alarm device, includes fixed plate (1), its characterized in that: the fixing plate is characterized in that a pair of side surfaces of the fixing plate (1) in the vertical direction are fixedly connected with mounting plates (2), the mounting plates (2) are perpendicular to the fixing plate (1), the pair of mounting plates (2) are arranged in parallel, one sides of the pair of mounting plates (2) close to each other are fixedly connected with bosses (21), the axes of the bosses (21) are arranged vertically, one sides of the bosses (21) far away from the mounting plates (2) are fixedly connected with a plurality of ratchets (22), the ratchets (22) are uniformly distributed, a box body (3) is additionally arranged, the box body (3) is arranged in a hollow manner, a pair of side walls of the box body (3) in the vertical direction are respectively provided with a sliding groove (31), the box body (3) and the mounting plates (2) are connected in a sliding manner through the sliding grooves (31) and the bosses (21), and a pawl (7) is additionally arranged, and the pawl (7) is meshed with the ratchets (22), the pawl (7) is arranged in the sliding groove (31), one end, far away from the ratchet (22), of the pawl (7) penetrates through the box body (3), a pair of L-shaped rods (8) is arranged, the L-shaped rods (8) are hinged to the inner side wall of the box body (3), a penetrating groove (81) is formed in one end of each L-shaped rod (8), the pawl (7) is connected with the penetrating groove (81) through a hinged shaft (9), the hinged shaft (9) is arranged in the penetrating groove (81), a connecting plate (10) is arranged horizontally, the pair of L-shaped rods (8) are hinged to the connecting plate (10), a guide rod (11) is fixedly connected to one side, adjacent to the L-shaped rods (8), of the connecting plate (10), the guide rod (11) is perpendicular to the connecting plate (10), one end of the guide rod (11) penetrates through one side of the box body (3) and is fixedly connected with a pull ring (13), the measuring device is characterized in that a first spring (12) is sleeved on the guide rod (11), two ends of the first spring (12) are respectively fixedly connected with the pull ring (13) and the box body (3), and the measuring assembly (4) is arranged on one side of the fixed plate (1) and far away from the box body (3).

2. The hydraulic engineering water level height monitoring alarm device of claim 1, characterized in that: measuring subassembly (4) include support frame (41), support frame (41) with box (3) can be dismantled the connection, support frame (41) are kept away from box (3) one side fixedly connected with measures section of thick bamboo (42), measure the vertical setting of section of thick bamboo (42) axis, just measure section of thick bamboo (42) and be close to ground one side opening setting, just measure section of thick bamboo (42) inside wall and keep away from opening one side and be equipped with warning subassembly (46), it has guide bar (43) to measure section of thick bamboo (42) sliding connection, guide bar (43) are inserted and are located measure in section of thick bamboo (42) and both sliding connection, guide bar (43) are kept away from measure section of thick bamboo (42) one end fixedly connected with buoyancy ball (44), measure section of thick bamboo (42) and are close to buoyancy ball (44) one end is equipped with prevents mistake and touches subassembly (45).

3. The hydraulic engineering water level height monitoring alarm device of claim 2, characterized in that: the warning assembly (46) comprises a pressure sensor (461), the pressure sensor (461) is fixedly connected to the inner side wall of the measuring cylinder (42), the pressure sensor (461) is electrically connected with a warning lamp (462) and a buzzer (463), and the warning lamp (462) and the buzzer (463) are both fixedly connected with the box body (3).

4. The hydraulic engineering water level height monitoring alarm device of claim 2, characterized in that: prevent mistake and touch subassembly (45) and include a plurality of telescopic link (454), a plurality of telescopic link (454) all vertical setting just telescopic link (454) one end with measure a section of thick bamboo (42) fixed connection, be equipped with in addition and keep off ring (451), a plurality of telescopic link (454) are kept away from measure a section of thick bamboo (42) one end all with keep off ring (451) fixed connection, the cover is equipped with second spring (453) on telescopic link (454), second spring (453) both ends respectively with keep off ring (451), measure a section of thick bamboo (42) fixed connection, be equipped with stripper plate (452) in addition, stripper plate (452) are on a parallel with keep off ring (451), stripper plate (452) cover is located guide bar (43) and both fixed connection.

5. The hydraulic engineering water level height monitoring alarm device of claim 1, characterized in that: keep away from fixed plate (1) mounting panel (2) one side fixedly connected with accessory plate (5), accessory plate (5) edge all inserts and is equipped with location awl (6), location awl (6) week side is equipped with a plurality of barbs (61), and is a plurality of barb (61) evenly distributed in the location awl (6) outside.

6. The hydraulic engineering water level height monitoring alarm device of claim 2, characterized in that: and an anti-corrosion layer is coated on the outer side of the buoyancy ball (44).