CN218270989U - Water level detection device - Google Patents
Water level detection device Download PDFInfo
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- CN218270989U CN218270989U CN202222586427.7U CN202222586427U CN218270989U CN 218270989 U CN218270989 U CN 218270989U CN 202222586427 U CN202222586427 U CN 202222586427U CN 218270989 U CN218270989 U CN 218270989U
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- water level
- measuring rope
- measuring
- level detecting
- winding drum
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Abstract
The utility model belongs to the technical field of hydraulic engineering. In view of the problem of low measurement precision of the existing water level detection device, the utility model discloses a water level detection device, which comprises a support frame; the winding drum is rotatably arranged on the support frame; the measuring rope is wound on the circumferential side wall of the winding drum; the surface of the measuring rope is provided with scale marks; the balancing weight is fixedly connected with the bottom end of the measuring rope; the bottom surface of the balancing weight is provided with a pressure sensor; the measuring component is used for reading the scale of the measuring rope; the measuring component comprises a sleeve which is sleeved and can be arranged on the measuring rope in a sliding manner; the floating plate is connected with the sleeve; the bracket is positioned in the sleeve and is fixedly connected with the floating plate; the bracket is connected with the measuring rope in a sliding way; the camera is positioned on the bracket and is aligned with the scale mark of the measuring rope; and the central processing unit is electrically connected with the camera and the pressure sensor. The device is convenient for reading scale readings and has high measurement precision.
Description
Technical Field
The utility model belongs to the technical field of hydraulic engineering, in particular to water level detection device.
Background
Hydraulic engineering is a general term for various engineering constructions built for controlling, utilizing and protecting water resources and environments on the earth surface and underground. In hydraulic engineering management, in order to prevent flood disasters and adjust and distribute water quantity, the water level needs to be detected to meet the requirements of people's life and production on water resources.
The existing water level detection device is mostly composed of a pull rope with scale marks and a counterweight block, and the water level height is obtained by observing the scale marks on the pull rope through putting the counterweight block into water.
However, the structure can not judge whether the bottom end of the balancing weight is contacted with the river bed, and errors are easy to occur; and the floating objects and the moss on the water surface are easily adhered to the surface of the pull rope, so that the scales are inconvenient to read, and the measurement precision is influenced.
SUMMERY OF THE UTILITY MODEL
In view of above-mentioned current water level detection device because can not learn whether the bottom of stay cord leads to measuring error big and inconvenient reading scale with the riverbed contact, influences measurement accuracy's problem, one of the purposes of the utility model is to provide a water level detection device, the device can learn the contact condition of stay cord and riverbed to can prevent the impurity and the floater adhesion of the surface of water on the stay cord surface, be favorable to improving and detect the precision.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
a water level detection device comprises a support frame; the winding drum is rotatably arranged on the supporting frame; the measuring rope is wound on the circumferential side wall of the winding drum; the surface of the measuring rope is provided with scale marks; the balancing weight is fixedly connected with the bottom end of the measuring rope; the bottom surface of the balancing weight is provided with a pressure sensor; and the measuring component is used for reading the scale of the measuring rope.
The measuring component comprises a sleeve which is sleeved and arranged on the measuring rope in a sliding manner; the floating plate is connected with the sleeve; the bracket is positioned in the sleeve and is fixedly connected with the floating plate; the bracket is connected with the measuring rope in a sliding way; the camera is positioned on the bracket and is aligned with the scale mark of the measuring rope; and the central processing unit is electrically connected with the camera and the pressure sensor.
In one of the technical solutions of the present invention, the winding drum is horizontally movably mounted on the supporting frame.
In one of the technical schemes disclosed in the utility model, the utility model also comprises a sliding seat which can be horizontally installed on the supporting frame in a sliding way; wherein, two supporting plates are arranged on the lower surface of the sliding seat at intervals; and two ends of the winding drum are respectively and rotatably connected with the two supporting plates.
In one of the technical solutions of the present invention, the winding drum is driven by a motor to rotate.
In one of the technical solutions of the present invention, the sliding seat is driven by a cylinder to slide.
In one embodiment of the present invention, the motor is electrically connected to the central processing unit.
In one of the technical solutions disclosed in the present invention, the surface of the measuring string is coated with a teflon layer.
The utility model discloses an among them one of them technical scheme, the outside of camera is equipped with the buckler.
As can be seen from the above description, compared with the prior art, the beneficial effects of the present invention are:
1. through the arrangement of the sleeve and the floating plate, the camera floats along with the floating plate, so that impurities and floating objects on the water surface can be prevented from entering, scales can be read conveniently, and the measurement precision can be improved; meanwhile, the bottom surface of the balancing weight is provided with the pressure sensor, when the balancing weight reaches the surface of the river bed, the pressure sensor detects a pressure signal and transmits the pressure signal to the central processing unit, the motor is controlled to stop rotating, the height of the water surface can be accurately measured, the bottom end of the measuring rope can be accurately contacted with the surface of the river bed, and the measuring precision is improved.
2. But winding section of thick bamboo horizontal sliding installs on the support frame, can realize that the staff does not carry out the operation at the edge of river bank, avoids dangerous emergence.
3. The surface coating of measuring rope has the polytetrafluoroethylene layer, and polytetrafluoroethylene has good high lubricated inadhesion nature and ageing resistance endurance, can reduce the frictional resistance of measuring rope effectively to improve life.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic sectional view of the present invention.
Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
Reference numerals are as follows: 1-a support frame; 2-a cylinder; 3-a sliding seat; 31-a support plate; 4-a motor; 5-winding a cylinder; 6-measuring the rope; 7-preparing blocks; 8-a measuring component; 81-a sleeve; 82-a floating plate; 83-a scaffold; 84-camera.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The embodiment of the utility model discloses water level detection device, its structure is as shown in figure 1 ~ figure 3, including support frame 1, cylinder 2, sliding seat 3, motor 4, winding section of thick bamboo 5, measuring rope 6, balancing weight 7 and measuring component 8.
Specifically, the sliding seat 3 is horizontally movably mounted on the support frame 1. Two support plates 31 are provided on the lower surface of the slide holder 3 at an interval in the horizontal direction.
Two ends of the winding drum 5 are rotatably connected with the two support plates 31, respectively.
The motor 4 is installed on the lower surface of the sliding seat 3, and the transmission shaft thereof is connected with one end of the winding drum 5 to drive the winding drum 5 to rotate.
The measuring string 6 is wound around the circumferential side wall of the winding drum 5. The surface of the measuring rope 6 is provided with scale marks.
The cylinder 2 is installed on the supporting frame 1 and connected with the sliding seat 3 to drive the sliding seat 3 to move horizontally.
Adopt above-mentioned structure, remove along the horizontal direction through 2 drive sliding seat 3 of cylinder to drive motor 4 and winding cylinder 5 and remove, can realize that the staff does not carry out the operation at the edge of river bank, avoid dangerous emergence.
The measuring assembly 8 is used for reading the scale on the measuring rope 6 to obtain the water level height. As shown in fig. 3, the measuring assembly 8 includes a sleeve 81, a floating plate 82, a bracket 83, a camera 84, and a central processor.
The sleeve 81 is a hollow cavity with two open ends.
The floating plate 82 can float on the water surface and is fixedly connected with the sleeve 81. The measuring rope 6 is inserted into the sleeve 81 and is slidably connected to the floating plate 82.
The bracket 83 is sleeved and slidably mounted on the measuring rope 6; the bracket 83 is connected to the floating plate 83.
A camera 84 is mounted on the bracket 83 and is aligned with the graduation marks of the measuring line 6, which is located above the floating plate 82.
The central processor is electrically connected with the camera 84, the motor 4 and the cylinder 2.
By adopting the structure, when the floating plate 82 floats on the water surface, the camera 84 monitors the scale value on the measuring rope 6 in real time and displays the scale value through the central processing unit; when the water surface goes up and down, the floating plate 82 goes up and down at the same time to drive the camera 84 to go up and down, so that the numerical value on the measuring rope 84 can be monitored in real time, and the measuring precision is high; meanwhile, the sleeve 81 and the floating plate 82 can prevent impurities and floating objects on the water surface from entering, so that scales on the measuring rope 6 can be conveniently read, and the measuring precision is improved.
The counterweight 7 is connected with the bottom end of the measuring rope 6, and the bottom surface of the counterweight is provided with a pressure sensor (not shown in the drawing). The pressure sensor is electrically connected with the central processing unit.
By adopting the structure, when the balancing weight 7 is thrown into water and reaches the surface of a river bed, the pressure sensor detects a pressure signal and transmits the pressure signal to the central processing unit, and the control motor 4 stops rotating, so that the water surface height can be accurately measured, and the measurement precision is favorably improved.
More specifically, the surface of the measuring string 6 is coated with a teflon layer, which has excellent high lubrication non-adhesiveness and aging resistance, and can effectively reduce the frictional resistance of the measuring string 6 and improve the service life.
More specifically, the exterior of the camera 84 is provided with a waterproof cover.
The embodiment of the utility model provides a theory of operation is:
when the device works, the sliding seat 3 is driven to horizontally move through the air cylinder 2, so that the winding cylinder 5 is driven to horizontally move to a proper operation position, at the moment, the motor 4 drives the winding cylinder 5 to rotate, so that the measuring rope 6 and the sleeve 81 are placed in water, and at the moment, the camera 84 reads the scale of the measuring rope 6 to obtain an initial reading; the motor 4 continues to work, and when the pressure sensor at the bottom of the balancing weight 7 detects a pressure signal, the balancing weight reaches the surface of the riverbed; the pressure sensor transmits a pressure signal to the central processing unit, controls the motor 4 to stop working, and after the motor stops working for a certain time, the camera 84 reads the scale on the measuring rope 6 again to obtain a final reading; and finally, the water level height of the measurement operation is determined according to the difference between the final reading and the initial reading.
As can be seen from the above description, the embodiments of the present invention have the following advantages:
by arranging the sleeve and the floating plate, the camera floats along with the floating plate, so that impurities and floating objects on the water surface can be prevented from entering, and the measurement precision can be improved; meanwhile, the bottom surface of the balancing weight is provided with the pressure sensor, when the balancing weight reaches the surface of the riverbed, the pressure sensor detects a pressure signal and transmits the pressure signal to the central processing unit, and the motor is controlled to stop rotating, so that the height of the water surface can be accurately measured, the bottom end of the measuring rope can be accurately contacted with the surface of the riverbed, and the measuring precision is improved; furthermore, the winding drum can be horizontally and slidably arranged on the supporting frame, so that workers can operate at the edge of a river bank, and danger is avoided; and finally, the surface of the measuring rope is coated with a polytetrafluoroethylene layer, and the polytetrafluoroethylene layer has excellent high lubrication non-adhesiveness and ageing resistance, so that the frictional resistance of the measuring rope can be effectively reduced, and the service life of the measuring rope is prolonged.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A water level detecting device, comprising:
a support frame;
the winding drum is rotatably arranged on the supporting frame;
the measuring rope is wound on the circumferential side wall of the winding drum; the surface of the measuring rope is provided with scale marks;
the balancing weight is fixedly connected with the bottom end of the measuring rope; the bottom surface of the balancing weight is provided with a pressure sensor;
the measuring component is used for reading the scale of the measuring rope;
wherein the measurement assembly comprises:
the sleeve is sleeved and can be arranged on the measuring rope in a sliding manner;
the floating plate is connected with the sleeve;
the bracket is positioned in the sleeve and is fixedly connected with the floating plate; the bracket is connected with the measuring rope in a sliding way;
the camera is positioned on the bracket and is aligned with the scale mark of the measuring rope;
and the central processing unit is electrically connected with the camera and the pressure sensor.
2. The water level detecting device of claim 1, wherein the winding drum is horizontally movably mounted on the supporting frame.
3. The water level detecting device of claim 2, further comprising a sliding seat horizontally slidably mounted on the supporting frame; wherein, two supporting plates are arranged on the lower surface of the sliding seat at intervals; and two ends of the winding drum are respectively and rotatably connected with the two supporting plates.
4. The water level detecting apparatus according to claim 1 or 3, wherein the winding drum is rotated by a motor.
5. The water level detecting apparatus according to claim 3, wherein the sliding seat is slid by an air cylinder.
6. The water level detecting device according to claim 4, wherein the motor is electrically connected to the CPU.
7. The water level detecting apparatus according to claim 1, wherein a surface of the measuring string is coated with a teflon layer.
8. The water level detecting apparatus according to claim 1, wherein a waterproof cover is provided outside the camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222586427.7U CN218270989U (en) | 2022-09-29 | 2022-09-29 | Water level detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222586427.7U CN218270989U (en) | 2022-09-29 | 2022-09-29 | Water level detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218270989U true CN218270989U (en) | 2023-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222586427.7U Active CN218270989U (en) | 2022-09-29 | 2022-09-29 | Water level detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218270989U (en) |
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2022
- 2022-09-29 CN CN202222586427.7U patent/CN218270989U/en active Active
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