Water level monitoring equipment for water conservancy project

Abstract

The utility model discloses water level monitoring equipment for hydraulic engineering, which comprises a branch pipe, a plurality of fixing plates are fixedly mounted on the outer side of the bottom end of the branch pipe, wedge plates are fixedly mounted at the bottoms of the fixing plates, a plurality of water inlet holes are formed in the bottom end of the branch pipe, and two flow guide wing plates are fixedly sleeved on the outer side of the branch pipe; through sectional type water level diversion of the supporting rod and the conducting strip, when the height of the inner pipe located in the branch pipe is adjusted, the communication position of the conducting strip and the conducting protruding point can also be changed, the water level warning effect is indirectly and manually adjusted by adjusting the height of the inner pipe in the branch pipe, adjustment and use are convenient, and the practicability is high. Due to the sectional distribution of the conducting rings, when the first conducting rings are communicated, the position of the water level can be conveniently determined through the programmable logic controller, so that the position can be conveniently determined before the water level is warned, and the stability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a water level monitoring equipment, concretely relates to a water level monitoring equipment for water conservancy projects, belongs to water conservancy water level monitoring technical field. BACKGROUND

[0002] Water conservancy projects are the projects built for eliminating water disasters and developing and utilizing water resources. According to service objects, the projects are divided into flood control projects, farmland water conservancy projects, water power generation projects, channel and port projects, water supply and drainage projects, environmental water conservancy projects, sea reclamation projects and the like. A water conservancy project that can serve multiple targets such as flood control, water supply, irrigation and power generation at the same time is called a comprehensive utilization water conservancy project. Water conservancy projects need to build different types of hydraulic structures such as dams, dikes, spillways, sluices, intake structures, channels, crossing structures, raft structures and fish passages to achieve their targets.

[0003] In the process of construction or maintenance of water conservancy projects, the water level needs to be detected so as to arrange the work progress according to the water level. The water level monitoring device is usually used, and the existing monitoring device is usually fixedly installed. It is inconvenient to transfer the monitoring position in different work conditions, and it is inconvenient to adjust to different water levels, thereby causing inconvenience in use. Therefore, the water level monitoring equipment for water conservancy projects is proposed. UTILITY MODEL CONTENTS

[0004] The utility model aims at overcoming the above technical defects, and proposes a water level monitoring equipment for water conservancy projects, which is convenient to use, small in structure, convenient to carry and high in stability.

[0005] A water level monitoring equipment for water conservancy projects, which comprises a branch pipe, a plurality of water inlet holes are formed in the bottom end of the branch pipe, a support rod is fixedly installed in the inside of the branch pipe, an inner pipe is movably sleeved in the inside of the branch pipe, a limiting mechanism is connected between the branch pipe and the inner pipe, a plurality of conductive rings are fixedly installed on the outside of the support rod, a float is movably sleeved on the outside of the support rod, a first conductive ring is fixedly embedded on the inner side wall of the float, a second conductive ring is fixedly embedded on the outer side wall of the float, a conductive sheet is fixedly embedded on the inner wall of the inner pipe, a plurality of conductive protrusions are fixedly installed on the outside of the conductive sheet, the inner cavities of the branch pipe and the inner pipe are communicated, a power supply assembly and a control assembly are arranged on the top of the inner pipe, the control assembly is electrically connected with the first conductive ring, the second conductive ring, the conductive sheet and the conductive rings respectively, and the control assembly is connected with an alarm assembly.

[0006] Preferably, the outer side of the bottom end of the branch pipe is fixedly provided with a plurality of fixed plates, the bottom of the fixed plate is fixedly provided with a wedge plate; the outer side of the branch pipe is fixedly sleeved with two flow guide wings; the outer side of the bottom end of the support rod is fixedly provided with a plurality of reinforcing rods; the limiting mechanism comprises two jacks; the two jacks are symmetrically arranged on both sides of the branch pipe; the jack is screwed through the branch pipe.

[0007] Preferably, the top of the support rod is fixedly provided with a tapered head; the upper and lower sides of the float are inclined and have rounded corners; the middle part of the float is fixedly provided with a partition plate; the first and second conductive rings each have two.

[0008] Preferably, the power supply assembly comprises a tapered frame; the tapered frame is fixedly arranged at the top of the inner tube; a plurality of constant pressure holes are formed in the inner tube at the top end; the top of the tapered frame is fixedly provided with a photovoltaic panel; the inner wall of the outer wall of the tapered frame is fixedly provided with four light transmission plates; the inner part of the tapered frame is fixedly provided with a storage battery; the alarm assembly comprises a flashing warning light and a buzzer; the control assembly is a programmable logic controller and a photovoltaic charging controller.

[0009] Preferably, the input end of the photovoltaic charging controller is electrically connected to the output end of the photovoltaic panel through a wire, the output end is electrically connected to the input end of the storage battery through a wire; the output end of the storage battery is electrically connected to the power supply input end of the programmable logic controller through a wire; the output end of the programmable logic controller is electrically connected to the input end of the second conductive ring and the first conductive ring through a wire; the input end of the programmable logic controller is electrically connected to the output end of the conductive sheet and the conductive ring through a wire.

[0010] Preferably, the position of the buzzer corresponds to the position of the constant pressure hole, the inner side of the first conductive ring is in sliding electrical contact with the outer side of the conductive ring, and the outer side of the second conductive ring is in sliding electrical contact with the outer side of the conductive protrusion.

[0011] Preferably, the two first conductive rings and the second conductive rings are symmetrically distributed on both sides of the partition plate, the size of the float is adapted to the size of the support rod and the inner tube, the top end and the bottom end of the inner side wall of the float are arc-shaped, the top and the bottom of the outer side wall of the float are inclined and tapered, the conductive protrusions are linearly and uniformly distributed on the outer side of the conductive sheet, and the outer side of the conductive sheet is provided with an insulating coating.

[0012] Preferably, the fixed plates and the wedge plates are uniformly distributed at the bottom end of the branch pipe, the top of the wedge plate is fixedly arranged at the bottom of the branch pipe; the water inlet holes are uniformly distributed at the bottom end of the branch pipe, the bottom end of the branch pipe is open, and the two flow guide wings are symmetrically and uniformly distributed on the outer side of the branch pipe; the end of the reinforcing rod away from the support rod is fixedly arranged on the inner wall of the branch pipe.

[0013] The device has the following beneficial effects: when the device is used, the operator stretches the length of the inner tube, rotates the jackscrew to extrude and fix the inner tube, and inserts the branch pipe into water, so as to make the flow guide wing plate parallel to the water flow direction, and the wedge plate and the fixed plate are inserted into the silted part of the water bottom; when the water flow passes through the bottom of the branch pipe and the water inlet hole and enters the temporal part of the branch pipe, the water level will rise; at this time, the water level drives the buoy to float up; when the buoy is inside the branch pipe, the buoy is limited by the support rod; when the buoy floats into the inner tube and is limited by the outer side of the inner tube, the first conductive ring contacts the conductive ring and is connected with a micro-current; the programmable logic controller senses the connection point and determines the water level; when the buoy is inside the inner tube, the second conductive ring contacts the conductive convex point; with the floating of the buoy, the second conductive ring and the conductive convex point are intermittently connected with the current, so as to determine that the water level has reached the preset highest water level of the inner tube; at this time, the programmable logic controller starts the buzzer and the flashing warning light to issue a warning; the overall structure is small and simple, convenient to carry and install, and convenient to use; and the water level monitoring is suitable for most water areas, and the convenience of use is improved.

[0014] The segmented water level guide of the support rod and the conductive sheet changes when the height of the inner tube in the branch pipe is adjusted; the connection position of the conductive sheet and the conductive convex point also changes; the height of the inner tube in the branch pipe is adjusted to indirectly manually adjust the warning water level, which is convenient to use; when the first conductive ring is connected, the position of the water level is determined by the programmable logic controller, so that the position is determined before the warning water level, and the stability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view of the appearance structure of the utility model.

[0016] Figure 2 It is a rear view of the appearance structure of the utility model.

[0017] Figure 3 It is a front view of the appearance structure of the utility model.

[0018] Figure 4 It is a front view of the appearance structure of the utility model. Figure 3 It is an enlarged structure diagram of position A of the utility model.

[0019] Figure 5 It is an enlarged structure diagram of position B of the utility model. Figure 3 It is an enlarged structure diagram of position B of the utility model.

[0020] In the figure: 1, branch pipe; 2, guide vane; 3, inner tube; 4, photovoltaic panel; 5, cone frame; 6, constant pressure hole; 7, jackscrew; 8, water inlet hole; 9, fixed plate; 10, wedge plate; 11, support rod; 12, conductive sheet; 13, conductive bump; 14, reinforcing rod; 15, cone head; 16, float; 17, partition; 18, second conductive ring; 19, first conductive ring; 20, conductive ring; 21, photovoltaic charging controller; 22, buzzer; 23, battery; 24, flashing warning light; 25, light transmission plate; 26, programmable logic controller. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the utility model clearer, the utility model is further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and not to limit the utility model.

[0022] Referring to Figures 1-5 The utility model provides a kind of technical scheme: a water level monitoring equipment for hydraulic engineering, including branch pipe 1, the bottom end of the branch pipe 1 is equipped with several water inlet holes 8;The inside of the branch pipe 1 is fixedly installed with support rod 11;The inside of the branch pipe 1 is movably sleeved with inner tube 3;Between the branch pipe 1 and inner tube 3, limit mechanism is connected;The outside of the support rod 11 is fixedly installed with several conductive rings 20;The outside of the support rod 11 is movably sleeved with float 16;The inside wall of the float 16 is embeddedly fixedly installed with first conductive ring 19, and the outside wall of the float 16 is embeddedly fixedly installed with second conductive ring 18;The inner wall of the inner tube 3 is embeddedly fixedly installed with conductive sheet 12, and the outside of the conductive sheet 12 is fixedly installed with several conductive bumps 13;The inner cavity of the branch pipe 1 and inner tube 3 is communicated;The top of the inner tube 3 is provided with power supply assembly and control assembly;The control assembly is electrically connected with first conductive ring 19, second conductive ring 18 and conductive sheet 12, conductive ring 20 respectively;The control assembly is connected with alarm assembly.

[0023] Further, the outside of the bottom end of the branch pipe 1 is fixedly installed with several fixed plates 9, and the bottom of the fixed plate 9 is fixedly installed with wedge plate 10;The outside of the branch pipe 1 is fixedly sleeved with two guide vanes 2;The outside of the bottom end of the support rod 11 is fixedly installed with several reinforcing rods 14;The limit mechanism includes two jackscrews 7;Two jackscrews 7 are symmetrically arranged on the both sides of the branch pipe 1;The jackscrew 7 is screwed through the branch pipe 1.

[0024] Further, the top of the support rod 11 is fixedly installed with cone head 15;The upper and lower sides of the float 16 are both inclinedly arranged and have round corners;The middle part of the float 16 is fixedly installed with partition 17;The first conductive ring 19 and second conductive ring 18 each have two.

[0025] Further, the power supply assembly comprises a cone frame 5; the cone frame 5 is fixedly arranged at the top of the inner tube 3; a plurality of constant pressure holes 6 are formed in the inner top end of the inner tube 3; the top of the cone frame 5 is fixedly installed with a photovoltaic panel 4; four light transmission plates 25 are fixedly installed in the inner wall of the cone frame 5; and a storage battery 23 is fixedly installed in the inner of the cone frame 5; the alarm assembly comprises a flashing warning light 24 and a buzzer 22; and the control assembly is a programmable logic controller 26 and a photovoltaic charging controller 21.

[0026] The working principle of the above technical solution is as follows: in use, the operator stretches the length of the inner tube 3, rotates the top wire 7 to press and fix the inner tube 3, inserts the branch pipe 1 into the water, makes the flow guide wing plate 2 parallel to the water flow direction, and inserts the wedge plate 10 and the fixed plate 9 into the silted part of the water bottom; when the water flow passes through the bottom of the branch pipe 1 and the water inlet hole 8 to enter the temporal part of the branch pipe 1, the water level rises; at this time, the water level drives the float 16 to float up; when the float 16 is inside the branch pipe 1, it is limited by the support rod 11; when it floats to the inside of the inner tube 3 and is sleeved with the inner tube 3 through the outer side, the float 16 is first outside the support rod 11; the first conductive ring 19 contacts the conductive ring 20 to connect the micro-current; the programmable logic controller 26 senses the connection point to determine the water level; when the float 16 is inside the inner tube 3, the second conductive ring 18 contacts the conductive convex point 13; as the float 16 floats up, the second conductive ring 18 and the conductive convex point 13 intermittently connect the current to determine that the water level has reached the preset highest water level of the inner tube 3; at this time, the programmable logic controller 26 starts the buzzer 22 and the flashing warning light 24 to issue a warning; the overall structure is small and simple, easy to carry and install, convenient to use, and suitable for water level monitoring in most water areas, thereby increasing the convenience of use.

[0027] In another embodiment, as shown in Figures 1-3 The fixed plate 9 and the wedge plate 10 are uniformly distributed at the bottom end of the branch pipe 1; and the top of the wedge plate 10 is fixedly installed at the bottom of the branch pipe 1.

[0028] The fixed plate 9 and the wedge plate 10 reinforce the bottom of the branch pipe 1 and stabilize the position of insertion into the silt, thereby increasing the stability of the base.

[0029] In another embodiment, as shown in Figures 1-3 The water inlet hole 8 is uniformly distributed at the bottom end of the branch pipe 1; the bottom end of the branch pipe 1 is an opening; and the two flow guide wing plates 2 are symmetrically and uniformly distributed at the outer side of the branch pipe 1.

[0030] The water inlet hole 8 facilitates the connection of the inside of the branch pipe 1 and the change of the water level; the flow guide wing plate 2 is parallel to the water flow in the water, separates the water flow, reduces the water flow force received by the branch pipe 1, stabilizes the installation position of the branch pipe 1, and increases the stability.

[0031] In another embodiment, as shown in Figure 3 The reinforcing rod 14 is fixedly installed on the inner wall of the branch pipe 1 away from the end of the support rod 11.

[0032] The reinforcing rod 14 reinforces the support rod 11, facilitates the stability of the structure, facilitates the disassembly and assembly of the overall structure, facilitates the use and maintenance, and increases the stability of the structure.

[0033] In another embodiment, as shown in Figures 3-5 The two first conductive rings 19 and the second conductive ring 18 are symmetrically distributed on both sides of the partition plate 17, the size of the float 16 is matched with the size of the support rod 11 and the inner pipe 3, the top and bottom of the inner side wall of the float 16 are arc-shaped, the top and bottom of the outer side wall of the float 16 are inclined and tapered, the conductive bumps 13 are linearly and uniformly distributed on the outer side of the conductive sheet 12, and the outer side of the conductive sheet 12 is provided with an insulating coating.

[0034] The arc and taper of the inner side and the outer side of the float 16 are set to stabilize the position when the support rod 11 and the inner pipe 3 are transferred inside, to avoid locking, the outer side of the conductive sheet 12 is coated with an insulating layer, and the conductive bumps 13 are exposed to intermittently communicate with the second conductive ring 18, the position of the conductive sheet 12 and the conductive bumps 13 changes when the height of the inner pipe 3 inside the branch pipe 1 is adjusted, and the position is determined before the warning water level is determined by adjusting the height of the inner pipe 3 inside the branch pipe 1, which indirectly adjusts the warning water level, facilitates the adjustment and use, and increases the stability.

[0035] In another embodiment, as shown in Figures 3-5 The buzzer 22 is located corresponding to the position of the constant pressure hole 6, the inner side of the first conductive ring 19 is in sliding electrical contact with the outer side of the conductive ring 20, and the outer side of the second conductive ring 18 is in sliding electrical contact with the outer side of the conductive bump 13.

[0036] The input end of the photovoltaic charging controller 21 is electrically connected with the output end of the photovoltaic panel 4 through wires, the output end of the photovoltaic charging controller 21 is electrically connected with the input end of the storage battery 23 through wires, the output end of the storage battery 23 is electrically connected with the power supply input end of the programmable logic controller 26 through wires, the output end of the programmable logic controller 26 is electrically connected with the input end of the second conductive ring 18 and the first conductive ring 19 through wires, the input end of the programmable logic controller 26 is electrically connected with the output end of the conductive sheet 12 and the conductive ring 20 through wires, so as to facilitate charging and discharging and the programmable logic controller 26 to start the buzzer 22 and the flashing warning light 24 according to the electric potential, and facilitate use.

[0037] The specific implementation of the present application described above does not constitute a limitation on the scope of protection of the present application. Any various other corresponding changes and modifications made according to the technical concept of the present application shall be included in the scope of protection of the claims of the present application.

Claims

1. A water level monitoring device for hydraulic engineering, comprising a branch pipe (1), characterized in that: The bottom end of the branch pipe (1) is provided with a plurality of water inlet holes (8); the inside of the branch pipe (1) is fixedly installed with a support rod (11); the inside of the branch pipe (1) movably sleeves an inner pipe (3); the branch pipe (1) and the inner pipe (3) are limited by a connecting limiting mechanism; the outer side of the support rod (11) is fixedly installed with a plurality of conductive rings (20); the outer side of the support rod (11) movably sleeves a float (16); the inner side wall of the float (16) is fixedly installed with a first conductive ring (19) in an embedded manner, and the outer side wall of the float (16) is fixedly installed with a second conductive ring (18) in an embedded manner; the inner wall of the inner pipe (3) is fixedly installed with a conductive sheet (12) in an embedded manner, and the outer side of the conductive sheet (12) is fixedly installed with a plurality of conductive bumps (13); the inner cavities of the branch pipe (1) and the inner pipe (3) are communicated; the top of the inner pipe (3) is provided with a power supply assembly and a control assembly; the control assembly is electrically connected with the first conductive ring (19), the second conductive ring (18) and the conductive sheet (12), the conductive ring (20); and the control assembly is connected with an alarm assembly.

2. The water level monitoring device for hydraulic engineering according to claim 1, characterized in that: The outer side of the bottom end of the branch pipe (1) is fixedly installed with a plurality of fixed plates (9), and the bottom of the fixed plate (9) is fixedly installed with a wedge plate (10); the outer side of the branch pipe (1) movably sleeves two flow guide wings (2); the outer side of the bottom end of the support rod (11) is fixedly installed with a plurality of reinforcing rods (14); the limiting mechanism comprises two jackscrews (7); the two jackscrews (7) are symmetrically arranged on the two sides of the branch pipe (1); and the jackscrew (7) is threaded through the branch pipe (1).

3. The water level monitoring device for hydraulic engineering according to claim 2, characterized in that: The top of the support rod (11) is fixedly installed with a tapered head (15); the upper and lower sides of the float (16) are both inclined and have rounded corners; the middle part of the float (16) is fixedly installed with a partition plate (17); the first conductive ring (19) and the second conductive ring (18) each have two.

4. The water level monitoring device for hydraulic engineering according to claim 1, characterized in that: The power supply assembly comprises a tapered frame (5); the tapered frame (5) is fixedly arranged at the top of the inner pipe (3); a plurality of constant pressure holes (6) are formed in the inside of the top end of the inner pipe (3); a photovoltaic panel (4) is fixedly installed at the top of the tapered frame (5); four light transmission plates (25) are fixedly installed in the inside of the outer wall of the tapered frame (5); and a storage battery (23) is fixedly installed in the inside of the tapered frame (5); the alarm assembly comprises a flashing warning light (24) and a buzzer (22); and the control assembly is a programmable logic controller (26) and a photovoltaic charging controller (21).

5. The water level monitoring device for hydraulic engineering according to claim 4, characterized in that: The input end of the photovoltaic charging controller (21) is electrically connected with the output end of the photovoltaic panel (4) through a wire, and the output end is electrically connected with the input end of the storage battery (23) through a wire; the output end of the storage battery (23) is electrically connected with the power supply input end of the programmable logic controller (26) through a wire; the output end of the programmable logic controller (26) is electrically connected with the input end of the second conductive ring (18) and the first conductive ring (19) through a wire; the input end of the programmable logic controller (26) is electrically connected with the output end of the conductive sheet (12) and the conductive ring (20) through a wire.

6. The water level monitoring device for hydraulic engineering according to claim 5, characterized in that: The position of the buzzer (22) corresponds to the position of the constant pressure hole (6), the inner side of the first conductive ring (19) is in sliding electrical contact with the outer side of the conductive ring (20), and the outer side of the second conductive ring (18) is in sliding electrical contact with the outer side of the conductive bump (13).

7. The water level monitoring device for hydraulic engineering according to claim 6, characterized in that: The two first conductive rings (19) and second conductive rings (18) are symmetrically distributed on both sides of the partition plate (17), the size of the float (16) is adapted to the size of the support rod (11) and the inner tube (3), the top and bottom of the inner wall of the float (16) are arc-shaped, the top and bottom of the outer wall of the float (16) are inclined and tapered, the conductive bumps (13) are linearly and uniformly distributed on the outer side of the conductive sheet (12), and the outer side of the conductive sheet (12) is provided with an insulating coating. 8.The water level monitoring device for hydraulic engineering of claim 1, wherein: The fixed plate (9) and the wedge plate (10) are uniformly distributed at the bottom end of the branch pipe (1), and the top of the wedge plate (10) is fixedly installed at the bottom of the branch pipe (1); the water inlet hole (8) is uniformly distributed at the bottom end of the branch pipe (1), and the bottom end of the branch pipe (1) is open, and the two guide wing plates (2) are symmetrically and uniformly distributed on the outer side of the branch pipe (1); the reinforcing rod (14) is fixedly installed at the inner wall of the branch pipe (1) away from the support rod (11).

Images