CN218035264U - Water level measuring device - Google Patents

Abstract

The application relates to a water level measuring device, which comprises a base, wherein the upper surface of the base is provided with a protective tube extending upwards, and the upper surface of the protective tube is provided with a controller and a wireless communication module; a sealing pipe is arranged on the inner side wall of the top end of the protection pipe, a reed pipe is arranged in the sealing pipe, and the reed pipe is electrically connected with the controller; a magnetic floating ball is arranged in the protection tube and can move in the space between the sealing tube and the protection tube; the reed switch is used for sending a sensing signal to the controller when sensing the magnetic field of the magnetic floating ball, the controller is also electrically connected with the wireless communication module, and the controller is used for receiving the sensing signal sent by the reed switch and sending warning information to the remote terminal through the wireless communication module when receiving the sensing signal; the lateral wall on protection tube top is run through and is provided with the exhaust hole, and the lateral wall of the bottom of protection tube is provided with the inlet opening. This application has when the river course water level reaches warning line position, can in time send warning signal for the personnel on duty's effect.

Description

Water level measuring device

Technical Field

The application relates to the technical field of water level detection, in particular to a water level measuring device.

Background

The water level is the elevation of the free water surface of the water body above a zero point of a certain base plane, is the most intuitive factor for reflecting the water situation, and the change of the water level is mainly caused by the increase and decrease of the water quantity of the water body; the detection of the water level is an important work for analyzing regional water conditions, and provides water condition information for flood control, drought resistance, irrigation, shipping, construction, application, management and the like of hydraulic engineering in time.

The traditional Chinese patent with the publication number of CN112229483A provides a water level measuring device, which comprises a base, a detection column and a sliding column, wherein the detection column is fixedly installed on the base, the upper end of the detection column is fixedly and alternately connected with an insertion block, the middle part of the upper end of the insertion block is movably and alternately connected with a detection plate, the lower end of the detection plate penetrates through the insertion block and is fixedly connected with a floating ball, the upper end of the detection plate is provided with detection holes in a penetrating manner along the wall thickness direction of the detection plate, and the detection holes are sequentially and uniformly arranged along the length direction of the detection plate; sliding connection is at the lower part surface that detects the post, detects post lower part surface equidistance and has seted up a plurality of groups inlet opening, detects the equal symmetric connection of post upper end left part and upper end right part and has the stopper. During the use, the traveller slides at the detection post surface, makes the inlet opening expose to make water lead-in to the detection post in through the inlet opening, make the buoyancy auxiliary detection board that the floating ball can pass through water move up in two sets of spacing blocks, the position of pick-up plate can be looked over to the pick-up plate after the pick-up plate is stable, with the position of confirming water, thereby acquire water level information.

Aiming at the related technologies, the inventor finds that when the water level exceeds the warning line in severe weather, a person on duty still needs to check the position of the detection plate on site to obtain water level information, and then uploads the water level information; the water level measuring device cannot transmit water level information to an operator on duty in time when the water level exceeds a warning line, so that the water level measuring device is to be improved.

SUMMERY OF THE UTILITY MODEL

The purpose of this application is to provide a water level measuring device; so as to achieve the effect of timely sending the warning signal to the person on duty when the water level of the river reaches the warning line position.

The water level measuring device comprises a base, wherein a protective tube extending upwards is arranged on the upper surface of the base, and a controller and a wireless communication module are arranged on the upper surface of the protective tube; a sealing pipe is arranged on the inner side wall of the top end of the protection pipe, a reed pipe is arranged in the sealing pipe, and the reed pipe is electrically connected with a controller; a magnetic floating ball is arranged in the protective tube and can move in the interval between the sealing tube and the protective tube; the reed switch is used for sending a sensing signal to the controller when sensing the magnetic field of the magnetic floating ball, the controller is also electrically connected with the wireless communication module, and the controller is used for receiving the sensing signal sent by the reed switch and sending warning information to the remote terminal through the wireless communication module when receiving the sensing signal; the lateral wall on protection tube top runs through and is provided with the exhaust hole, the lateral wall of the bottom of protection tube is provided with the inlet opening.

By adopting the technical scheme, after water flows into the protective pipe through the water inlet hole, the magnetic floating ball moves upwards through the buoyancy of the water, when the reed pipe senses the magnetic field of the magnetic floating ball, the two contacts in the reed pipe attract each other to send a sensing signal to the controller, and after the controller receives the sensing signal sent by the reed pipe, the warning information is sent to the remote terminal through the wireless communication module, so that the water level information is displayed to an operator on duty in time.

Optionally, a buoyancy support is arranged in the protection tube, and the buoyancy support is connected with the sealing tube in a sliding manner along the vertical direction; the outer side wall of the buoyancy support is provided with a placing device for fixing the magnetic floating ball.

By adopting the technical scheme, the magnetic floating ball is placed in the placing device, and when water flows into the protection tube through the water inlet hole, the magnetic floating ball drives the buoyancy support to move upwards through the buoyancy of the water; the buoyancy support plays a guiding role, so that the magnetic floating ball stably moves along the length direction of the sealing pipe, the possibility that the magnetic floating ball shakes due to surging of water is reduced, and the accuracy of water level information is improved.

Optionally, the placing device comprises a compression plate, a bearing plate and a fixing screw, the lower surface of the compression plate and the upper surface of the bearing plate are both abutted to the magnetic floating ball, one end of the compression plate is rotatably connected with the buoyancy bracket, and the axial direction of the rotating shaft of the compression plate is arranged along the width direction of the base; the upper surface of the compression plate is provided with a mounting hole in a downward penetrating manner, and the fixing screw is inserted into the mounting hole; the upper surface of the bearing plate is provided with a fixing screw hole, and the fixing screw is in threaded connection with the inner side wall of the fixing screw hole.

By adopting the technical scheme, the pressing plate is rotated upwards, the interval between the pressing plate and the abutting plate is increased, and the magnetic floating ball is conveniently placed between the pressing plate and the bearing plate; and then the pressing plate is rotated downwards, the lower surface of the pressing plate is abutted against the magnetic floating ball, and the fixing screw is rotated so that the fixing screw is screwed into the fixing screw hole to fix the pressing plate, so that the magnetic floating ball is fixed by the pressing plate.

Optionally, the lower surface of the one end of the pressure strip away from the direction of the buoyancy support is provided with a butt joint block, and the butt joint block is abutted against the side wall of the buoyancy support in the direction of the buoyancy support and the magnetic floating ball.

Through adopting above-mentioned technical scheme, when the magnetic levitation ball was located the space of pressure strip and accept the board, the butt piece played the effect of pre-fixing to the magnetic levitation ball towards the lateral wall and the magnetic levitation ball butt of buoyancy support direction, and convenient follow-up fixes in the set screw with set screw in.

Optionally, a guide surface is obliquely arranged on one side of the abutting block, which is far away from the buoyancy support, and when the magnetic floating ball is placed, the guide surface can abut against the magnetic floating ball.

Through adopting above-mentioned technical scheme, when the magnetism floater was close to the pressure strip, the magnetism floater can with the spigot surface butt, magnetism floater and spigot surface relative slip to the drive pressure strip upwards rotates, with supply the magnetism floater to remove to the position between pressure strip and the backup pad, thereby reduced the operation of upwards rotating the pressure strip, be favorable to improving the convenience of the operation of placing the magnetism floater.

Optionally, the outer side wall of the protection tube is surrounded by a filter screen for filtering liquid flowing into the water inlet hole.

Through adopting above-mentioned technical scheme, when water when passing through the inlet opening during flowing into the protection tube, the debris of filter screen filtration aquatic to reduce the debris of aquatic and hinder the possibility that magnetic levitation ball reciprocated along with the water level, be favorable to improving the accuracy that water level detected.

Optionally, the filter screen is provided with the fixed block, the protection tube is provided with the joint hole, the fixed block cooperates with joint hole joint.

By adopting the technical scheme, the filter screen is clamped with the clamping hole through the fixing block so as to be fixed on the outer side wall of the protection tube; when the filter screen needs to be replaced, the fixing block can be directly pulled out from the clamping hole, and then a new filter screen is installed, so that the operation is simple and labor-saving.

Optionally, the bottom is provided with a fixing pile for inserting into the bottom of the river channel, and the peripheral wall of the fixing pile is provided with salient points.

Through adopting above-mentioned technical scheme, during the installation, can insert the spud pile to the river course bottom and establish, the bump of the lateral wall of spud pile has increased the frictional force of earth in spud pile and the river course, reduces the device and strikes the possibility that takes place the position change because of the river to the steadiness of the device has been improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the river water level reaches the warning line position, when the reed pipe senses the magnetic field of the magnetic floating ball, the two contacts in the reed pipe attract each other, so that a sensing signal is sent to the controller, and after the controller receives the sensing signal sent by the reed pipe, warning information is sent to the remote terminal through the wireless communication module, so that the water level information is displayed to an operator on duty in time.

2. The buoyancy support plays a guiding role for the magnetic floating ball, so that the magnetic floating ball can stably and accurately move towards the reed pipe, and the accuracy of water level information is improved.

Drawings

Fig. 1 is a schematic view of an overall structure of a water level measuring apparatus according to an embodiment of the present application.

Fig. 2 is an exploded view of the protection tube, the filter screen and the electric cabinet.

Fig. 3 isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A of fig. 1.

Fig. 4 is a partially enlarged view of a portion B in fig. 3.

Fig. 5 is a schematic view of the closed state of the reed switch.

In the figure, 1, a base; 11. fixing the pile; 111. salient points; 2. protecting the tube; 21. an exhaust hole; 211. a protective net; 22. a water inlet hole; 221. a filter screen; 2211. a fixed block; 23. a clamping hole; 3. an electric cabinet; 31. a box door; 32. a controller; 33. a wireless communication module; 4. sealing the tube; 41. connecting holes; 42. a reed switch; 421. an electric wire; 5. a buoyant support; 51. a placement device; 511. a compression plate; 5111. mounting holes; 5112. a butting block; 5113. a guide surface; 512. a bearing plate; 5121. fixing screw holes; 513. a set screw; 6. magnetic floating ball.

Detailed Description

The present application is described in further detail below with reference to fig. 1-5.

A water level measuring device, refer to fig. 1 and 2, comprises a base 1 and a protection tube 2, wherein the protection tube 2 is fixedly welded on the upper surface of the base 1, and one end of the protection tube 2, which is far away from the base 1, extends upwards; the outer side wall of the protection tube 2 close to the top end of the protection tube is provided with exhaust holes 21 in a penetrating mode, and the outer side wall of one end, close to the base 1, of the protection tube 2 is provided with a plurality of groups of water inlet holes 22 at equal intervals; the top fixed mounting of protection tube 2 has electric cabinet 3, installs on the electric cabinet 3 to be used for making electric cabinet 3 open, closed chamber door 31, installs controller 32 and wireless communication module 33 in the electric cabinet 3, and controller 32 is connected with wireless communication module 33 electricity, and wherein, controller 32 is the PLC controller, and wireless communication module 33 is GPRS wireless transmission module.

Referring to fig. 2 and 3, a sealing tube 4 is fixedly welded to the inner side wall of the top end of the protection tube 2, the sealing tube 4 extends downwards along the length direction of the protection tube 2, and a connecting hole 41 communicated with the sealing tube 4 is formed in the top end of the protection tube 2 in a penetrating manner; a reed switch 42 is vertically arranged in the sealed tube 4, electrodes at two ends of the reed switch 42 are connected with wires 421, and the wires 421 penetrate through the connecting holes 41 and extend into the electric cabinet 3 to be connected with the controller 32.

Referring to fig. 3 and 4, the inner cavity of the protection tube 2 is provided with a buoyancy bracket 5, and the sealing tube 4 and the buoyancy bracket 5 are both in a square tube shape; the buoyancy support 5 is sleeved on the outer side wall of the sealing pipe 4 and slides along the length direction of the sealing pipe 4; the two sides of the buoyancy bracket 5 along the length direction of the base 1 are respectively provided with a placing device 51, and the placing devices 51 comprise a pressing plate 511, a bearing plate 512 and a fixing screw 513; the upper surface of the bearing plate 512 is provided with a magnetic floating ball 6, and the lower surface of the pressing plate 511 is abutted with the magnetic floating ball 6; one end of the pressing plate 511 is rotatably connected with the buoyancy bracket 5, and the axial direction of the rotating shaft of the pressing plate 511 is arranged along the width direction of the base 1; the pressing plate 511 is provided with a mounting hole 5111 penetrating along the thickness direction thereof, the mounting hole 5111 is positioned on the upper surface of the pressing plate 511, and the fixing screw 513 is inserted into the mounting hole 5111.

Referring to fig. 3 and 4, the upper surface of the bearing plate 512 at the position of the fixing screw 513 is provided with a fixing screw hole 5121 downward, and the fixing screw 513 is in threaded connection with the inner side wall of the fixing screw hole 5121; the fixing screw 513 is rotated until the head of the fixing screw 513 abuts against the pressing plate 511, so that the pressing plate 511 presses the magnetic float ball 6, and the magnetic float ball 6 is fixed.

Referring to fig. 2 and 5, by providing the magnetic floating ball 6, the magnetic floating ball 6 can drive the buoyancy bracket 5 to move upwards through the buoyancy of water, and the buoyancy bracket 5 enables the magnetic floating ball 6 to smoothly move through the sealing tube 4 along the length direction of the sealing tube 4; when the reed switch 42 senses the magnetic field of the magnetic floating ball 6, the two electric shocks in the reed switch 42 are mutually attracted and send sensing signals to the controller 32, and when the controller 32 receives the sensing signals sent by the reed switch 42, the warning information is sent to the remote terminal through the wireless communication module 33, so that the water level information is displayed to an operator on duty in time.

Referring to fig. 4, an abutting block 5112 is fixedly welded to the lower surface of one end of the pressing plate 511, which is far away from the buoyancy bracket 5, and guide surfaces 5113 are obliquely arranged on one sides of the abutting blocks 5112, which are far away from the buoyancy bracket 5. When the magnetic floating ball 6 is installed, the magnetic floating ball 6 moves towards the space between the pressing plate 511 and the supporting plate, and the magnetic floating ball 6 can be abutted against the guide surface 5113, so that the pressing plate 511 automatically rotates upwards, and the magnetic floating ball 6 can enter the gap between the pressing plate 511 and the bearing plate 512.

Referring to fig. 2 and 4, the lateral wall that protection tube 2 is close to the one end of base 1 is around being provided with filter screen 221, and both sides welded fastening has a plurality of fixed block 2211 about filter screen 221, and joint hole 23 has been seted up to the upper and lower both sides of the lateral wall of protection tube 2, but the inside wall butt in fixed block 2211 joint hole 23 to fixed filter screen 221, so that filter screen 221 covers inlet opening 22, filters the aquatic debris that flow in inlet opening 22. A protective net 211 covering the air outlet 21 is installed on the inner side wall of the protection tube 2, and the protective net 211 prevents other objects from entering the protection tube 2 through the air outlet 21.

Referring to fig. 5, a fixing pile 11 is fixedly welded on the circumferential wall of the base 1, and a plurality of convex points 111 are welded on the outer side wall of the fixing pile 11; when the spud pile 11 was inserted and is established into the river course bottom, the bump 111 has increased the frictional force of 11 and the interior earth in the river course of spud pile, reduces the device and strikes the possibility that takes place the position change because of the river to the steadiness of the device has been improved.

The implementation principle of the embodiment of the application is as follows:

when water flows into the protective tube 2 through the water inlet hole 22, the magnetic floating ball 6 moves upwards through the buoyancy of the water, when the reed switch 42 senses the magnetic field of the magnetic floating ball 6, a sensing signal is sent to the controller 32, the controller 32 sends warning information to the remote terminal through the wireless communication module after receiving the sensing signal, and after receiving the warning information through the remote terminal, an operator on duty can report to a higher level in time, so that the river channel site real-time monitoring is not needed, and the convenience and timeliness of water level measurement and monitoring are improved.

The embodiments of the present disclosure are all preferred embodiments of the present disclosure, and the protection scope of the present disclosure is not limited thereby, wherein like parts are designated by like reference numerals. Therefore, the method comprises the following steps: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A water level measuring device comprises a base (1) and is characterized in that a protective tube (2) extending upwards is arranged on the upper surface of the base (1), and a controller (32) and a wireless communication module (33) are arranged on the upper surface of the protective tube (2); a sealing pipe (4) is arranged on the inner side wall of the top end of the protection pipe (2), a reed pipe (42) is arranged in the sealing pipe (4), and the reed pipe (42) is electrically connected with the controller (32); a magnetic floating ball (6) is arranged in the protection tube (2), and the magnetic floating ball (6) can move in the interval between the sealing tube (4) and the protection tube (2); the reed switch (42) is used for sending a sensing signal to the controller (32) when sensing the magnetic field of the magnetic floating ball (6), the controller (32) is also electrically connected with the wireless communication module (33), and the controller (32) is used for receiving the sensing signal sent by the reed switch (42) and sending warning information to a remote terminal through the wireless communication module when receiving the sensing signal; the lateral wall on protection tube (2) top runs through and is provided with exhaust hole (21), the lateral wall of the bottom of protection tube (2) is provided with inlet opening (22).

2. The water level measuring device according to claim 1, wherein a buoyancy support (5) is arranged in the protective tube (2), and the buoyancy support (5) is connected with the sealing tube (4) in a sliding manner along the up-down direction; the outer side wall of the buoyancy support (5) is provided with a placing device (51) for fixing the magnetic floating ball (6).

3. The water level measuring device of claim 2, wherein the placing device (51) comprises a pressing plate (511), a bearing plate (512) and a fixing screw (513), the lower surface of the pressing plate (511) and the upper surface of the bearing plate (512) are abutted against the magnetic floating ball (6), one end of the pressing plate (511) is rotatably connected with the buoyancy bracket (5), and the axial direction of the rotating shaft of the pressing plate (511) is arranged along the width direction of the base (1); the upper surface of the compression plate (511) is provided with a mounting hole (5111) in a downward penetrating manner, and the fixing screw (513) is inserted into the mounting hole (5111); the upper surface of the bearing plate (512) is provided with a fixing screw hole (5121), and the fixing screw (513) is in threaded connection with the inner side wall of the fixing screw hole (5121).

4. A water level measuring device according to claim 3, characterized in that the lower surface of the end of the pressure plate (511) far away from the buoyant bracket (5) is provided with a butt block (5112), and the side wall of the butt block (5112) facing the buoyant bracket (5) is abutted with the magnetic floating ball (6).

5. A water level measuring device according to claim 4, characterized in that the side of the abutting block (5112) far away from the buoyancy bracket (5) is obliquely provided with a guide surface (5113), and when the magnetic floating ball (6) is placed, the guide surface (5113) can abut against the magnetic floating ball (6).

6. A water level measuring device according to claim 1, characterized in that the outer side wall of the protective tube (2) is surrounded by a filter screen (221) for filtering the liquid flowing into the water inlet opening (22).

7. The water level measuring device according to claim 6, wherein the filter screen (221) is provided with a fixing block (2211), the protection tube (2) is provided with a clamping hole (23), and the fixing block (2211) is in clamping fit with the clamping hole (23).

8. A water level measuring device according to claim 1, wherein the base (1) is provided with a fixing pile (11) for inserting to the bottom of a river, and the peripheral wall of the fixing pile (11) is provided with protruding points (111).

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