Water conservancy foundation pit water level monitoring device

Abstract

The utility model discloses a water conservancy foundation pit water level monitoring device, and relates to the technical field of water conservancy survey equipment, the water conservancy foundation pit water level monitoring device comprises a working table, the upper surface of the working table is fixedly connected with an L-shaped mounting plate, the working table is internally provided with two mistaken touch prevention assemblies, each of the two mistaken touch prevention assemblies comprises a rotating rod and two fixing blocks, and the rotating rod is fixedly connected with the L-shaped mounting plate. The two ends of the rotating rod are rotationally connected with the inner wall of the workbench. Through the cooperation between the workbench and the mistaken touch prevention assembly, a mistaken touch prevention plate can drive a rotating plate to rotate when being subjected to external impact force so that balls can make contact with clamping teeth, and due to the fact that the rotating speed of the rotating plate is high, the balls can directly ascend due to the inertia influence to jack up the clamping teeth to be engaged with a ratchet wheel; and the situation that when waves appear on the water surface in the windy weather, the floating plate is driven to move up and down, so that a first conductive rod and a second conductive rod make contact with a first conductive block and a second conductive block, and mistaken touch is caused is prevented, and then the warning accuracy of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water conservancy survey equipment technical field, concretely is a water conservancy foundation pit water level monitoring device. BACKGROUND

[0002] Foundation pit monitoring refers to the observation and analysis of the parameters such as ground surface settlement, underground water level, soil stress and supporting structure deformation around the foundation pit during the excavation of the foundation pit, so as to evaluate the influence of the excavation of the foundation pit on the surrounding environment and prevent and control possible foundation pit accidents.

[0003] According to the patent with the publication number CN215598515U, a water conservancy foundation pit water level monitoring device is disclosed, which comprises a workbench, a stand column arranged on the workbench, a measuring device connected to the stand column, an installation hole arranged in the middle of the workbench, an alarm device arranged at the upper end of the installation hole, a connecting rod, one end of the connecting rod connected to the stand column, a straight angle connecting device threadedly connected to the other end of the connecting rod, and a measuring rod arranged at the bottom of the straight angle connecting device.

[0004] The above-mentioned scheme has the following problems in actual use: in windy weather, the water surface will be affected by wind force and waves will appear, the floating plate will float up and down following the waves, and when the floating plate is at the top of the waves, the conductive rod will contact the conductive plate and issue an alarm, resulting in false touch. Therefore, we provide a water conservancy foundation pit water level monitoring device to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims to make up for the deficiencies of the prior art and provides a water conservancy foundation pit water level monitoring device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a water conservancy foundation pit water level monitoring device, comprising a workbench, an L-shaped mounting plate fixedly connected to the upper surface of the workbench, two false touch prevention assemblies arranged in the workbench, each false touch prevention assembly comprising a rotating rod, two fixed blocks, the rotating rod rotatably connected to the inner wall of the workbench at both ends, a rotating disc fixedly connected to the outer surface of the rotating rod, a torsional spring sleeved on the outer surface of the rotating rod, the torsional spring fixedly connected to the inner wall of the workbench and the outer surface of the rotating disc at both ends, a ratchet fixedly connected to the outer surface of the rotating rod, and a fixed bin and a rotating plate.

[0007] Preferably, the bottom surface of the two fixing blocks is fixedly connected with the inner bottom wall of the workbench, the inner wall of the two fixing blocks is rotatably connected with an anti-mis-touch plate, the upper surface of the anti-mis-touch plate is hingedly connected with a first connecting rod, and the other end of the first connecting rod is hingedly connected with the outer surface of the rotating disc.

[0008] Preferably, the upper surface of the anti-mis-touch plate is hingedly connected with a second connecting rod, the other end of the second connecting rod is rotatably connected with a sliding rod, the outer surface of the sliding rod is rotatably connected with a third connecting rod, the other end of the third connecting rod is rotatably connected with the inner wall of the rotating plate, the outer surface of the sliding rod is slidably connected with a guide rail, and the bottom surface of the guide rail is fixedly connected with the inner bottom wall of the workbench.

[0009] Preferably, the upper surface of the rotating plate is provided with a sliding groove, the inner wall of the sliding groove is slidably connected with a ball, and the outer surface of the rotating plate is slidably connected with the inner wall of the fixed bin.

[0010] Preferably, the bottom surface of the L-shaped mounting plate is clamped with a measuring rod, the outer surface of the measuring rod is slidably connected with a floating plate, the upper surface of the floating plate is provided with a first conductive rod and a second conductive rod, and the outer surface of the first conductive rod and the outer surface of the second conductive rod are fixedly connected with a conductive plate.

[0011] Preferably, the inner wall of the workbench is provided with a first conductive block and a second conductive block on the left and right sides, respectively, and the upper surface of the second conductive block is provided with a warning light.

[0012] Beneficial effects:

[0013] Compared with the prior art, the water conservancy foundation pit water level monitoring device has the following beneficial effects:

[0014] First, the cooperation between the workbench and the anti-mis-touch assembly is set, the anti-mis-touch plate will drive the rotating plate to rotate when it is subjected to external impact force, so that the ball is in contact with the clamping tooth, the ball will directly rise and lift the clamping tooth to engage with the ratchet due to the high rotating speed of the rotating plate and the influence of inertia, thereby limiting the anti-mis-touch plate, preventing the floating plate from moving up and down when waves appear on the water surface in windy weather, and preventing the first conductive rod and the second conductive rod from contacting the first conductive block and the second conductive block to produce mis-touching, thereby improving the accuracy of the device warning.

[0015] Second, the cooperation between the rotating disc and the torsional spring is set, the torsional spring has small torsion, and it will be twisted when subjected to small buoyancy, which is convenient for resetting the anti-mis-touch plate after opening and closing, and facilitates subsequent repeated use of the device. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a perspective view of the structure of the utility model;

[0017] Figure 2 It is the internal structure section view of the utility model;

[0018] Figure 3 It is the three-dimensional structure schematic view of the utility model's mistaken touch prevention assembly;

[0019] Figure 4 It is the three-dimensional structure schematic view of the utility model's mistaken touch prevention assembly;

[0020] Figure 5 It is the utility model Figure 2 The enlarged structure schematic view of A place in the middle.

[0021] In the drawing: 1, workbench;2, L-shaped mounting plate;3, mistaken touch prevention assembly;301, rotating rod;302, rotating disc;303, torsional spring;304, ratchet wheel;305, fixed block;306, mistaken touch prevention plate;307, first connecting rod;308, second connecting rod;309, third connecting rod;310, sliding rod;311, guide rail;312, rotating plate;313, sliding groove;314, rotating block;315, ball;316, fixed bin;317, clamping tooth;318, limiting groove;4, measuring rod;5, floating plate;6, first conductive rod;7, second conductive rod;8, conductive plate;9, first conductive block;10, second conductive block;11, warning light. Specific implementation

[0022] The principles and characteristics of the utility model are described below in combination with the drawings, and the examples are only used to explain the utility model and are not used to limit the scope of the utility model.

[0023] Referring to Figures 1-5 A water conservancy foundation pit water level monitoring device, including workbench 1, the upper surface of the workbench 1 is fixedly connected with L-shaped mounting plate 2, the inside of the workbench 1 is provided with two mistaken touch prevention assemblies 3, two mistaken touch prevention assemblies 3 all include rotating rod 301 and two fixed blocks 305, the bottom surface of two fixed blocks 305 is all fixedly connected with the inner bottom wall of workbench 1, the fixed block 305 and the inner bottom wall of workbench 1 are connected by relatively strong welding, prevent falling off when the mistaken touch prevention plate 306 is impacted, affect the normal use of subsequent device.

[0024] The inner wall of two fixed blocks 305 is rotatably connected with mistaken touch prevention plate 306, the upper surface of the mistaken touch prevention plate 306 is hinged with first connecting rod 307, the other end of the first connecting rod 307 is hinged with the outer surface of rotating disc 302, the first connecting rod 307 set can drive rotating disc 302 to rotate when the mistaken touch prevention plate 306 opens and closes, so as to drive torsional spring 303 to twist and compress, it is convenient to reset mistaken touch prevention plate 306 after subsequent mistaken touch prevention plate 306 opens and closes.

[0025] The upper surface of the anti-mis-touch plate 306 is hingedly connected with a second connecting rod 308, one end of the second connecting rod 308 is rotatably connected with a sliding rod 310, the outer surface of the sliding rod 310 is rotatably connected with a third connecting rod 309, the other end of the third connecting rod 309 is rotatably connected with the inner wall of a rotating plate 312, and the cooperation between the second connecting rod 308 and the third connecting rod 309 can drive the rotating plate 312 to rotate when the anti-mis-touch plate 306 is subjected to force, so as to facilitate the opening of the anti-mis-touch plate 306 and enable the device to normally alarm.

[0026] The outer surface of the sliding rod 310 is slidably connected with a guide rail 311, the bottom surface of the guide rail 311 is fixedly connected with the inner bottom wall of the workbench 1, and the guide rail 311 can ensure that one end of the third connecting rod 309 is always located inside the limiting groove 318 when the sliding rod 310 moves, thereby facilitating the normal use of the subsequent device.

[0027] Both ends of the rotating rod 301 are rotatably connected with the inner wall of the workbench 1, the outer surface of the rotating rod 301 is fixedly connected with a rotating disc 302, and the outer surface of the rotating rod 301 is sleeved with a torsional spring 303, which can be twisted by a small force, so that the subsequent buoyancy of the floating plate 5 can drive the torsional spring 303 to rotate, the anti-mis-touch plate 306 is opened, the first and second conductive rods 6 and 7 are in contact with the first and second conductive blocks 9 and 10, and the normal alarm of the device is ensured.

[0028] Both ends of the torsional spring 303 are fixedly connected with the inner wall of the workbench 1 and the outer surface of the rotating disc 302, the outer surface of the rotating rod 301 is fixedly connected with a ratchet wheel 304, and the ratchet wheel 304 can cooperate with the clamping teeth 317 when the first and second conductive rods 6 and 7 impact the anti-mis-touch plate 306 upward in strong wind, so that the anti-mis-touch plate 306 is stopped from being opened, the first and second conductive rods 6 and 7 are prevented from being in contact with the first and second conductive blocks 9 and 10, and the mis-touch condition is avoided.

[0029] Both the anti-mis-touch assemblies 3 further include a fixed bin 316 and a rotating plate 312, the bottom surface of the fixed bin 316 is fixedly connected with the inner bottom wall of the workbench 1, and the inner wall of the fixed bin 316 is slidably connected with clamping teeth 317, which slide on the inner wall of the fixed bin 316, thereby facilitating the meshing of the ratchet wheel 304 to stop the rotation of the ratchet wheel 304 and prevent the mis-touch condition from occurring.

[0030] The inner wall of the rotating plate 312 is rotationally connected with a rotating block 314, the upper surface of the rotating plate 312 is provided with a sliding groove 313, the inner wall of the sliding groove 313 is slidably connected with a ball 315, the inner wall of the sliding groove 313 is relatively smooth, so that the ball 315 can slide on the inner wall of the sliding groove 313, facilitating the normal opening of the subsequent anti-mis-touch plate 306, and the sliding groove 313 can limit the ball 315, preventing the ball 315 from falling out of the inside of the sliding groove 313 and affecting the normal use of the device.

[0031] The outer surface of the rotating plate 312 is slidably connected with the inner wall of the fixed bin 316, the depth of the rotating plate 312 is just enough to rotate one end of the rotating plate 312 to the apex and contact the bottom surface of the clamping tooth 317, and the clamping tooth 317 cannot be lifted to limit the ratchet 304 without the ball 315.

[0032] The bottom surface of the rotating block 314 is fixedly connected with the inner bottom wall of the workbench 1, the inner bottom wall of the workbench 1 is provided with two limiting grooves 318, the outer surface of the rotating plate 312 is slidably connected with the inner wall of the limiting groove 318, the bottom surface of the L-shaped mounting plate 2 is clamped with a measuring rod 4, and the bottom surface of the L-shaped mounting plate 2 is provided with a clamping groove, so that the measuring rod 4 can be clamped on the bottom surface of the L-shaped mounting plate 2, facilitating the subsequent disassembly and maintenance of the measuring rod 4.

[0033] The outer surface of the measuring rod 4 is slidably connected with a floating plate 5, the upper surface of the floating plate 5 is provided with a first conductive rod 6 and a second conductive rod 7, the outer surface of the first conductive rod 6 and the outer surface of the second conductive rod 7 are fixedly connected with a conductive plate 8, the inner wall of the workbench 1 is respectively provided with a first conductive block 9 and a second conductive block 10 on the left and right sides, the upper surface of the second conductive block 10 is provided with a warning light 11, and the first conductive rod 6, the second conductive rod 7, the conductive plate 8, the first conductive block 9 and the second conductive block 10 are arranged to form a closed circuit, so that the warning light 11 can emit warning.

[0034] Working principle: when using, in windy weather, when the first conductive rod 6 and the second conductive rod 7 quickly impact the anti-mis-touch plate 306, the anti-mis-touch plate 306 will be quickly opened upward, and when the anti-mis-touch plate 306 is opened upward, the slide rod 310 will be moved downward, and when the slide rod 310 moves downward, the end of the rotating plate 312 close to the slide rod 310 will quickly move to the bottom of the limiting groove 318, and the other end of the rotating plate 312 will quickly rise to drive the ball 315 to hold the clamping teeth 317, so that the clamping teeth 317 are clamped into the tooth groove of the ratchet wheel 304, thereby limiting the anti-mis-touch plate 306, preventing the anti-mis-touch plate 306 from continuing to open, preventing the first conductive rod 6 and the second conductive rod 7 from being in contact with the first conductive block 9 and the second conductive block 10, and preventing the first conductive rod 6 and the second conductive rod 7 from being in contact with the first conductive block 9 and the second conductive block 10. The situation of mis-touching, affecting the observation of the water level by the staff, when the water level reaches the required warning, the first conductive rod 6 and the second conductive rod 7 will push the anti-mis-touch plate 306 to slowly open, and when the anti-mis-touch plate 306 is opened, the rotating plate 312 will slowly rotate, and when the rotating plate 312 has an inclination angle, the ball 315 on the rotating plate 312 will slide downward under the influence of its own gravity, so that when the rotating plate 312 rotates to contact the bottom surface of the limiting groove 318, the ball 315 has already slid to the other end of the sliding groove 313, avoiding contact with the clamping teeth 317 to move upward and engage the ratchet wheel 304, so that the anti-mis-touch plate 306 can continue to open, facilitating the first conductive rod 6 and the second conductive rod 7 to contact the conductive plate 8 and the first conductive block 9 to realize the warning function, convenient and fast, and the contents not described in detail in the specification are all prior art known to those skilled in the art.

[0035] The above only describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A water conservancy foundation pit water level monitoring device, comprising a workbench (1), characterized in that: The upper surface of the workbench (1) is fixedly connected with an L-shaped mounting plate (2), and the inside of the workbench (1) is provided with two mistaken touch prevention assemblies (3), both of which comprise a rotating rod (301) and two fixed blocks (305), both ends of the rotating rod (301) are rotatably connected with the inner wall of the workbench (1), the outer surface of the rotating rod (301) is fixedly connected with a rotating disc (302), the outer surface of the rotating rod (301) is sleeved with a torsional spring (303), both ends of the torsional spring (303) are fixedly connected with the inner wall of the workbench (1) and the outer surface of the rotating disc (302) respectively, the outer surface of the rotating rod (301) is fixedly connected with a ratchet wheel (304), both of the mistaken touch prevention assemblies (3) further comprise a fixed bin (316) and a rotating plate (312), the bottom surface of the fixed bin (316) is fixedly connected with the inner bottom wall of the workbench (1), the inner wall of the fixed bin (316) is slidably connected with a clamping tooth (317), the inner wall of the rotating plate (312) is rotatably connected with a rotating block (314), the bottom surface of the rotating block (314) is fixedly connected with the inner bottom wall of the workbench (1), the inner bottom wall of the workbench (1) is provided with two limiting grooves (318), and the outer surface of the rotating plate (312) is slidably connected with the inner wall of the limiting groove (318).

2. The water level monitoring device for a water conservancy foundation pit according to claim 1, characterized in that: The bottom surface of each of the two fixed blocks (305) is fixedly connected with the inner bottom wall of the workbench (1), and the inner wall of each of the two fixed blocks (305) is rotatably connected with a mistaken touch prevention plate (306), the upper surface of the mistaken touch prevention plate (306) is hingedly connected with a first connecting rod (307), and the other end of the first connecting rod (307) is hingedly connected with the outer surface of the rotating disc (302).

3. The water level monitoring device for a water conservancy foundation pit according to claim 2, characterized in that: The upper surface of the mistaken touch prevention plate (306) is hingedly connected with a second connecting rod (308), the other end of the second connecting rod (308) is rotatably connected with a sliding rod (310), the outer surface of the sliding rod (310) is rotatably connected with a third connecting rod (309), the other end of the third connecting rod (309) is rotatably connected with the inner wall of the rotating plate (312), the outer surface of the sliding rod (310) is slidably connected with a guide rail (311), and the bottom surface of the guide rail (311) is fixedly connected with the inner bottom wall of the workbench (1).

4. The water level monitoring device for a water conservancy foundation pit according to claim 1, characterized in that: The upper surface of the rotating plate (312) is provided with a sliding groove (313), the inner wall of the sliding groove (313) is slidably connected with a ball (315), and the outer surface of the rotating plate (312) is slidably connected with the inner wall of the fixed bin (316).

5. The water level monitoring device for a water conservancy foundation pit according to claim 1, characterized in that: The bottom surface of the L-shaped mounting plate (2) is clamped with a measuring rod (4), the outer surface of the measuring rod (4) is slidably connected with a floating plate (5), the upper surface of the floating plate (5) is provided with a first conductive rod (6) and a second conductive rod (7), and the outer surface of the first conductive rod (6) and the outer surface of the second conductive rod (7) are fixedly connected with a conductive plate (8).

6. The water level monitoring device for a water conservancy foundation pit according to claim 1, characterized in that: The left and right sides of the inner wall of the workbench (1) are respectively provided with a first conductive block (9) and a second conductive block (10), and the upper surface of the second conductive block (10) is provided with a warning lamp (11).

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