CN211181023U

CN211181023U - Flood prevention early warning device for reservoir

Info

Publication number: CN211181023U
Application number: CN202020196888.1U
Authority: CN
Inventors: 朱海涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-21
Filing date: 2020-02-21
Publication date: 2020-08-04
Anticipated expiration: 2030-02-21

Abstract

The utility model relates to the technical field of flood prevention early warning devices, and discloses a flood prevention early warning device for a reservoir, which comprises a pipeline, wherein a slide bar is longitudinally arranged in the pipeline, the outer side of the slide bar is connected with a floating block in a sliding way, the flood prevention early warning device also comprises a liquid level sensor, an early warning lamp, a sealing plate, a bent pipe, a sealing cover, a rotating shaft, a net brush and a propeller blade, the bottom end of the sealing plate is connected with the top end of the pipeline in a welding way, the liquid level sensor is embedded and installed on the sealing plate, one end of the liquid level sensor extends to the inner side of the pipeline, the top end of the liquid level sensor is provided with a connecting wire, the early warning lamp is installed at the top end of the sealing plate, a round hole is arranged on the side wall at the bottom end of the pipeline, the bent pipe is welded at the inner side of the round hole, the sealing cover is, simple structure saves the labour, scrubs cleanly, increase of service life improves measuring accuracy.

Description

Flood prevention early warning device for reservoir

Technical Field

The utility model relates to a flood prevention early warning device technical field specifically is a reservoir is with flood prevention early warning device.

Background

As is well known, a flood prevention early warning device for a reservoir is a device for measuring the height of a reservoir water level to perform flood prevention early warning on the reservoir, and is widely used in the field of flood prevention early warning devices.

Through retrieval, the utility model with chinese patent publication No. CN209446138U discloses a flood prevention early warning device for reservoir, which is roughly described as comprising a pipeline, a slide bar and a liquid level sensor, wherein the outer wall of the pipeline is provided with notches distributed in a circular array, the slide bar is arranged in the pipeline, the inner wall of the upper end of the pipeline is embedded with the liquid level sensor, and the outer wall of the slide bar is slidably provided with a floating block; when the liquid level sensor is used, the liquid level sensor can measure the accurate liquid level height, and the flood prevention work quality is improved.

The existing flood prevention early warning device for the reservoir finds that silt or some household garbage in water in the reservoir blocks a water inlet of the device, water cannot enter a pipeline, so that the height of the water level in the pipeline deviates from the height of the water level in the reservoir, and the height of the water level cannot be accurately measured.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a can solve flood prevention early warning device for reservoir of the problem that exists among the background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a flood prevention early warning device for a reservoir comprises a pipeline, wherein a slide rod is longitudinally arranged in the pipeline, a floating block is connected to the outer side of the slide rod in a sliding manner, the flood prevention early warning device further comprises a liquid level sensor, an early warning lamp, a sealing plate, a bent pipe, a sealing cover, a rotating shaft, a net brush and a propeller blade, the bottom end of the sealing plate is welded to the top end of the pipeline, the liquid level sensor is embedded and installed on the sealing plate, one end of the liquid level sensor extends to the inner side of the pipeline, a connecting wire is arranged at the top end of the liquid level sensor, the early warning lamp is installed at the top end of the sealing plate, a round hole is formed in the side wall of the bottom end of the pipeline, the bent pipe is welded to the inner side of the round hole, an external thread is arranged on the outer surface of one end, away from the pipeline, of the bent, the embedded rotation of axle sleeve is connected with the pivot, and one side of pivot in the return bend rotates with the inside wall of return bend to be connected, is connected with the dead lever that circular array distributes on the lateral wall of the one end of filter screen is kept away from in the pivot, the top of net brush and the top fixed connection of dead lever, the bottom and the filter screen contact of net brush, the one end fixed connection of pivot is kept away from to the one end of oar blade and dead lever.

Furthermore, the side wall of the top end of the pipeline is provided with an air outlet hole, and the air outlet hole is arranged below the sealing plate.

Furthermore, the number of the fixed rods and the propeller blades is four.

Furthermore, a baffle is arranged in the elbow.

Further, the bottom of pipeline is provided with the bottom plate, is provided with the through-hole around the bottom plate, and the embedding is connected with the screw rod in the through-hole, and pre-buried iron is connected to the bottom of screw rod, and the top spiral shell dress of screw rod has the nut in the top of bottom plate, and the pre-buried iron filling is in the concrete base.

Furthermore, a slotted hole is formed in the outer side wall of the pipeline, a transparent plate is fixedly mounted in the slotted hole, and the transparent plate is provided with scale marks.

Further, the outer surfaces of the pipeline and the elbow are coated with an anticorrosive layer.

(III) advantageous effects

Compared with the prior art, the utility model provides a flood prevention early warning device for reservoir possesses following beneficial effect:

1. according to the flood prevention early warning device for the reservoir, water entering the elbow is filtered through the filter screen, the elbow is prevented from being blocked by silt in the reservoir or garbage in the reservoir enters the elbow to cause errors in water level measurement, and the measurement accuracy of the device is improved.

2. This flood prevention early warning device for reservoir drives the impeller blade through the flow of reservoir normal water and rotates, and the impeller blade makes the dead lever drive net brush and rotates, and the net brush prevents to block up silt or the clean up of rubbish that deposit on the filter screen, prolongs the life-span of the use of filter screen, improves liquid level height measurement's accuracy.

Drawings

FIG. 1 is a schematic structural view of the present invention in partial section;

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

fig. 3 is a schematic structural diagram of the section of the elbow pipe of the present invention.

In the figure: 1. a pipeline; 2. a slide bar; 3. floating blocks; 4. a liquid level sensor; 5. an early warning light; 6. closing the plate; 7. bending the pipe; 8. sealing the cover; 9. a rotating shaft; 10. a net brush; 11. a propeller blade; 12. a connecting wire; 13. Filtering with a screen; 14. a shaft sleeve; 16. fixing the rod; 17. an air outlet; 18. a baffle plate; 19. a base plate; 20. a screw; 21. pre-burying iron; 22. a nut; 23. a concrete base; 24. a slot; 25. a transparent plate; 26. Scale lines; 27. and (4) an anticorrosive layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, a flood prevention early warning device for a reservoir comprises a pipeline 1, a slide rod 2 is longitudinally arranged in the pipeline 1, a floating block 3 is slidably connected to the outer side of the slide rod 2, a liquid level sensor 4, an early warning lamp 5, a sealing plate 6, a bent pipe 7, a sealing cover 8, a rotating shaft 9, a net brush 10 and a propeller blade 11 are further included, the bottom end of the sealing plate 6 is welded to the top end of the pipeline 1, the liquid level sensor 4 is embedded in the sealing plate 6, one end of the liquid level sensor 4 extends to the inner side of the pipeline 1, a connecting wire 12 is arranged at the top end of the liquid level sensor 4, the accurate liquid level height can be measured through the liquid level sensor 4, the early warning lamp 5 is mounted at the top end of the sealing plate 6, when the liquid level reaches the early warning height, the early warning lamp 5 flickers to give an early warning prompt, a circular hole is arranged on the, the water in the reservoir flows into the pipeline 1 through the elbow 7, the outer surface of one end of the elbow 7, which is far away from the pipeline 1, is provided with an external thread, the inner side of the sealing cover 8 is provided with an internal thread matched with the external thread, the sealing cover 8 is screwed outside the elbow 7, one end of the sealing cover 8, which is far away from the elbow 7, is provided with a filter screen 13, the filter screen 13 prevents sludge and garbage in the reservoir from entering the elbow 7, the middle part of the filter screen 13 is provided with a shaft sleeve 14, the shaft sleeve 14 is embedded and rotatably connected with a rotating shaft 9, one side of the rotating shaft 9 in the elbow 7 is rotatably connected with the inner side wall of the elbow 7, the side wall of one end of the rotating shaft 9, which is far away from the filter screen 13, is connected with a fixing rod 16 distributed in a circular array, the top end of the net brush 10 is fixedly connected with the top, the flow of reservoir normal water drives oar blade 11 and rotates, and oar blade 11 makes dead lever 16 drive net brush 10 and rotates, and net brush 10 prevents to block up the silt or the clean-up of rubbish that deposit on filter screen 13, prolongs the life-span of filter screen 13, improves liquid level height measurement's accuracy.

It should be further noted that the side wall of the top end of the pipeline 1 is provided with air outlet holes 17, the air outlet holes 17 are arranged below the sealing plate 6, the air outlet holes 17 can exhaust air above the floating block 3, the floating block 3 is prevented from being influenced by internal air pressure, so that measurement errors exist, the number of the fixed rods 16 and the propeller blades 11 is four, the four propeller blades 11 can be uniformly stressed by taking the rotating shaft 9 as an axis, so that the propeller blades 11 can rotate more smoothly, the bent pipe 7 is internally provided with a baffle 18, the baffle 18 prevents the water level in the pipeline 1 from floating up and down along with the fluctuation of water flow in a reservoir to influence measurement, the outer side wall of the pipeline 1 is provided with a slotted hole 24, a transparent plate 25 is fixedly arranged in the slotted hole 24, the position of the floating block 3 is observed through the transparent plate 25, the transparent plate 25 is provided with scale marks 26, the bottom end of the pipeline 1 is provided with a bottom plate 19 for observing the, the periphery of the bottom plate 19 is provided with through holes, a screw rod 20 is embedded and connected in the through holes, the bottom end of the screw rod 20 is connected with a pre-embedded iron 21, a nut 22 is screwed on the top of the screw rod 20 above the bottom plate 19, the pre-embedded iron 21 is filled in a concrete base 23, the pipeline 1 is fixedly connected with the bottom plate 19 and the pre-embedded iron 21 in the concrete base 23 through bolts in a fastening mode, the outer surfaces of the pipeline 1 and the elbow 7 are coated with an anti-corrosion layer 27, the device is prevented from being corroded and damaged in water for a long time, and the service life.

To sum up, when the flood prevention early warning device for the reservoir is used, firstly, the water inlet of the elbow 7 faces the direction of countercurrent, the screw nut 22 fixes the device on the concrete base 23, water in the reservoir enters the elbow 7 and the pipeline 1, the floating block 3 is Biaoqi, air at the top of the floating block 3 is discharged from the air outlet 17, so that the water surface in the pipeline 1 and the water surface in the reservoir are in the same plane, the propeller blades 11 drive the fixed rod 16 to rotate around the rotating shaft 9 under the thrust of water flow, and the fixed rod 16 enables the net brush 10 to scrub the surface of the filter screen 13 to prevent the filter screen 13 from being blocked, so that the measurement accuracy is improved.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flood prevention early warning device for reservoir, includes pipeline (1), vertically be provided with slide bar (2) in pipeline (1), the outside sliding connection of slide bar (2) has floating block (3), its characterized in that: the device is characterized by further comprising a liquid level sensor (4), an early warning lamp (5), a sealing plate (6), an elbow (7), a sealing cover (8), a rotating shaft (9), a net brush (7) and propeller blades (11), wherein the bottom end of the sealing plate (6) is connected with the top end of the pipeline (1) in a welding manner, the liquid level sensor (4) is embedded and installed on the sealing plate (6), one end of the liquid level sensor (4) extends to the inner side of the pipeline (1), a connecting wire (12) is arranged at the top end of the liquid level sensor (4), the early warning lamp (5) is installed at the top end of the sealing plate (6), a round hole is formed in the side wall of the bottom end of the pipeline (1), the elbow (7) is welded on the inner side of the round hole, an external thread is arranged on the outer surface of one end, far away from the pipeline (1), of the elbow (7), an internal thread matched with the external thread is arranged, the one end of keeping away from return bend (7) of closing cap (8) is provided with filter screen (13), and the middle part of filter screen (13) is provided with axle sleeve (14), and the rotation is connected with pivot (9) in axle sleeve (14) embedded rotation, and one side of pivot (9) in return bend (7) rotates with the inside wall of return bend (7) to be connected, is connected with the dead lever (16) that circular array distributes on the lateral wall of the one end of filter screen (13) is kept away from in pivot (9), the top of net brush (10) and the top fixed connection of dead lever (16), the bottom and the filter screen (13) contact of net brush (10), the one end fixed connection of pivot (9) is kept away from with dead lever (16) to the one end of oar blade (11).

2. The flood prevention early warning device for the reservoir according to claim 1, characterized in that: and the side wall of the top end of the pipeline (1) is provided with an air outlet hole (17), and the air outlet hole (17) is arranged below the sealing plate (6).

3. The flood prevention early warning device for the reservoir according to claim 1, characterized in that: the number of the fixed rods (16) and the propeller blades (11) is four.

4. The flood prevention early warning device for the reservoir according to claim 1, characterized in that: a baffle (18) is arranged in the elbow (7).

5. The flood prevention early warning device for the reservoir according to claim 1, characterized in that: the bottom of pipeline (1) is provided with bottom plate (19), is provided with the through-hole around bottom plate (19), and embedded the being connected with screw rod (20) in the through-hole, and pre-buried iron (21) are connected to the bottom of screw rod (20), and nut (22) are equipped with at the top spiral shell of bottom plate (19) on the top of screw rod (20), and pre-buried iron (21) filling is at concrete foundation (23) top.

6. The flood prevention early warning device for the reservoir according to claim 1, characterized in that: the outer side wall of the pipeline (1) is provided with a slotted hole (24), a transparent plate (25) is fixedly installed in the slotted hole (24), and the transparent plate (25) is provided with scale marks (26).

7. The flood prevention early warning device for the reservoir according to claim 1, characterized in that: the outer surfaces of the pipeline (1) and the elbow (7) are coated with an anticorrosive layer (27).