CN215261955U

CN215261955U - Water level measuring device suitable for hydraulic engineering

Info

Publication number: CN215261955U
Application number: CN202120990892.XU
Authority: CN
Inventors: 郑海斌; 朱道通; 孔刚; 孔涛
Original assignee: Shandong Liansheng Automatic Control Technology Co ltd
Current assignee: Shandong Liansheng Automatic Control Technology Co ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-12-21
Anticipated expiration: 2031-05-10

Abstract

The utility model discloses a water level measurement device suitable for hydraulic engineering relates to hydraulic measurement instrument technical field, and present long-range water level measurement device uses water level observation ball and water level measuring pipe mostly, and this kind of method not only measures numerical value inaccurate, and can't carry out the measurement of water level fast to the practicality is relatively poor. The utility model discloses in, through opening servo motor, make the axis of rotation rotate, and then make the balancing weight drive the one end of dipperstick slowly descend, all contact the surface of water when balancing weight and level sensor, level sensor can give the signal lamp with signalling, can read the numerical value completion measurement of dipperstick in spacing rest base portion, solved current long-range water level measuring device because of unable quick accurate measurement water level, lead to the problem that water level measurement efficiency is low, but realized the effect of quick accurate measurement different position water levels.

Description

Water level measuring device suitable for hydraulic engineering

Technical Field

The utility model relates to a water conservancy measuring tool technical field especially relates to a water level measuring device suitable for hydraulic engineering.

Background

Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in nature to achieve the purposes of removing harmful substances and benefiting. Also known as water engineering. Water is a valuable resource essential for human production and life, but its naturally occurring state does not completely meet the needs of human beings. Only when hydraulic engineering is built, water flow can be controlled, flood disasters are prevented, and water quantity is adjusted and distributed to meet the requirements of people on water resources in life and production. Hydraulic engineering needs to build various types of hydraulic buildings such as dams, dikes, spillways, water gates, water inlets, channels, transition troughs, rafts, fishways and the like so as to achieve the aims.

In the existing water conservancy construction process, the data of the water level are timely and quickly mastered, and the change trend of the water level data is known, so that the important function of reasonably constructing, mastering the progress of the project and safety is achieved. The current water level measurement needs the artifical on-the-spot reconnaissance of equipment that carries more, if needs know the water level change, needs artifical on duty and record, not only brings the waste of manpower, complex operation moreover, and is inefficient.

According to the water conservancy remote measurement controlling means that chinese patent authorized (publication number CN206945080U) provided, can all install the glass board through the both ends both sides surface at water level survey buret, the trend of the better observation water level observation ball of being convenient for, there is the baffle at the inside both ends fixed mounting of water level survey buret, the inlet opening is crossed to the water level observation ball of being convenient for water level observation ball can normally work, and the simple operation, the better remote observation water level condition of being convenient for, the better control water level of being convenient for.

However, the water conservancy remote measurement control device designed above has some disadvantages in practical application: as the measuring device designed above, the water level is measured only by the water level measuring tube and the water level observation ball, the data deviation of the method is possibly large, and the specific numerical value of the water level cannot be directly and accurately measured.

SUMMERY OF THE UTILITY MODEL

The utility model provides a water level measuring device suitable for hydraulic engineering has solved current long-range water level measuring device and has leaded to the problem that water level measurement efficiency is low because of unable quick accurate measurement water level, has realized the effect that can quick accurate measurement different position water levels.

For solving the technical problem, the utility model provides a pair of water level measuring device suitable for hydraulic engineering, including measuring casing, measuring mechanism and elevating system, the inside of measuring the casing is provided with the installation cavity, measuring mechanism is located the measuring casing.

Preferably, the measuring mechanism comprises a rotating shaft, a fixed port, a measuring scale, a servo motor, an electric telescopic rod, a limiting frame and a balancing weight, the rotating shaft is rotatably connected in the measuring shell, the fixed port is arranged at one side of the measuring shell, the measuring scale is wound on the rotating shaft, one side of the measuring scale is fixedly connected on the rotating shaft, the servo motor is fixedly connected at the front side of the measuring shell, a driving shaft of the servo motor is in transmission connection with one end of the rotating shaft, a cavity is arranged in the measuring shell, the electric telescopic rod is fixedly connected in the cavity, the driving end of the electric telescopic rod penetrates through the measuring shell and extends out of the measuring shell, the limiting frame is fixedly connected at the driving end of the electric telescopic rod, the other side of the measuring scale is slidably connected in the fixed port and is lapped at one side of the limiting frame, and the balancing weight is fixedly connected at one side of the measuring scale far away from the rotating shaft, a water level sensor is fixedly connected with the rear side of the balancing weight, a signal lamp is fixedly connected with one side of the measuring shell, the signal lamp is in signal connection with the water level sensor, the servo motor is started to rotate the rotating shaft, thereby the measuring scale slowly rotates around the rotating shaft, and the balancing weight can drive the other end of the measuring scale to continuously slide in the fixing port, meanwhile, the electric telescopic rod is opened, so that the driving end of the electric telescopic rod is extended or shortened to drive the measuring scale to adjust a proper horizontal position, when the balancing weight and the water level sensor are both contacted with the water surface, the water level sensor can send signals to the signal lamp, can read the dipperstick and accomplish the measurement at the numerical value of spacing bottom, solve current long-range water level measuring device because of unable quick accurate measurement water level, lead to the problem that water level measurement efficiency is low, realized the effect that can the different position water levels of quick accurate measurement.

Preferably, elevating system includes support column, crane, transmission shaft, base and driving motor, support column fixed connection is in the bottom of measuring the casing, the threaded hole is seted up at the top of crane, the crane screw thread cup joints on the support column, transmission shaft fixed connection is in the bottom of crane, the base rotates the bottom of connecting at the transmission shaft, the inside of base is provided with the transmission chamber, driving motor fixed connection is in the transmission intracavity, driving motor's drive shaft is connected with the one end transmission of transmission shaft, through opening driving motor, makes the transmission shaft drive crane rotate for the support column slowly vertically reciprocates in the crane, and at this in-process, the flexible end of piston rod can then extend or shorten, conveniently adjusts the height of measuring the casing, thereby helps measuring water level numerical value.

Preferably, the front end fixedly connected with installation piece of spacing frame one side, the top fixedly connected with mount pad of installation piece, the mount pad internal rotation is connected with the locating part, the spacing post of bottom fixedly connected with of locating part, the rear end fixedly connected with fixed block of spacing frame one side, spacing hole has been seted up at the top of fixed block, spacing post sliding connection is in spacing downthehole, stimulates the locating part and winds around the mount pad and rotates, makes spacing post insert spacing downthehole, can carry on spacingly to the dipperstick, prevents that the dipperstick from shifting out outside spacing frame at measuring in-process.

Preferably, spacing downthehole fixed connection cushion, the material of cushion is rubber, the cushion offsets with spacing post, and the effect of cushion helps solving spacing post and takes place the problem of dislocating from spacing downthehole for the frictional force of increase spacing post in spacing downthehole.

Preferably, the bottom of the measuring shell is symmetrically and fixedly connected with two piston rods, the telescopic ends of the piston rods are fixedly connected to the top of the base, and the piston rods are used for ensuring that the supporting columns can normally move in the lifting frame and preventing the supporting columns from rotating in situ in the lifting frame.

Preferably, a handle is fixedly connected to one side of the measuring shell, which is far away from the fixing port, so that the moving direction of the device can be controlled conveniently.

Preferably, the four corners of the bottom of the measuring shell are fixedly connected with universal wheels, so that the measuring device can be conveniently moved, and manual carrying is avoided.

Compared with the prior art, the utility model provides a pair of water level measuring device suitable for hydraulic engineering has following beneficial effect:

1. the utility model discloses in, open servo motor, make the axis of rotation rotate, and then make the dipperstick slowly rotate round the axis of rotation, and make the balancing weight can drive the other end of dipperstick constantly in fixed mouthful internal slip, and simultaneously, open electric telescopic handle, make electric telescopic handle's drive end extension or shorten and drive the dipperstick and adjust suitable horizontal position, all contact the surface of water when balancing weight and level sensor, level sensor can give the signal transmission signal lamp, can read the dipperstick and accomplish the measurement at the numerical value of spacing rest base portion, current long-range water level measuring device has been solved because of unable quick accurate measurement water level, lead to the problem that water level measurement efficiency is low, but the effect of the different position water levels of quick accurate measurement has been realized.

2. The utility model discloses in, through opening driving motor, make the transmission shaft drive the crane and rotate, make the support column slowly vertically reciprocate in the crane, in this process, the flexible end of piston rod can then extend or shorten, conveniently adjust the height of measuring the casing, thereby help measuring water level numerical value, the cooperation of four universal wheels and handle, can make things convenient for this measuring device to remove, the transport of artifical manpower has been avoided, the pulling locating part is around the mount pad and is rotated, make spacing post insert spacing downthehole, can carry on spacingly to the dipperstick, prevent that the dipperstick from shifting out outside spacing at measuring in-process partially.

Drawings

Fig. 1 is a schematic structural view of the exterior of a water level measuring device suitable for hydraulic engineering;

fig. 2 is a schematic diagram of the internal structure of a measuring shell of a water level measuring device suitable for hydraulic engineering;

FIG. 3 is an enlarged view taken at A in FIG. 1;

fig. 4 is a schematic diagram of the internal structure of a water level measuring device base suitable for hydraulic engineering.

Reference numbers in the figures: 1. a measurement housing; 2. a rotating shaft; 3. a fixed port; 4. measuring a scale; 5. a servo motor; 6. an electric telescopic rod; 7. a limiting frame; 8. mounting blocks; 9. a limiting member; 10. a limiting column; 11. a fixed block; 12. a limiting hole; 13. a balancing weight; 14. a support pillar; 15. a lifting frame; 16. a drive shaft; 17. a base; 18. the motor is driven.

Detailed Description

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

In the first embodiment, as shown in fig. 1 to 4, a water level measuring device suitable for hydraulic engineering includes a measuring housing 1, a measuring mechanism, a lifting mechanism, and the like, wherein an installation cavity is arranged inside the measuring housing 1, and the measuring mechanism is located inside the measuring housing 1.

Embodiment two, on the basis of embodiment one, the measuring mechanism includes a rotating shaft 2, a fixed port 3, a measuring scale 4, a servo motor 5, an electric telescopic rod 6, a limiting frame 7 and a balancing weight 13, the rotating shaft 2 is rotatably connected in the measuring housing 1, the fixed port 3 is opened at one side of the measuring housing 1, the measuring scale 4 is wound on the rotating shaft 2, one side of the measuring scale 4 is fixedly connected on the rotating shaft 2, the servo motor 5 is fixedly connected at the front side of the measuring housing 1, a driving shaft of the servo motor 5 is in transmission connection with one end of the rotating shaft 2, a cavity is arranged inside the measuring housing 1, the electric telescopic rod 6 is fixedly connected in the cavity, a driving end of the electric telescopic rod 6 penetrates through the measuring housing 1 and extends out of the measuring housing 1, the limiting frame 7 is fixedly connected at a driving end of the electric telescopic rod 6, the other side of the measuring scale 4 is slidably connected in the fixed port 3 and is lapped at one side of the limiting frame 7, the balancing weight 13 is fixedly connected to one side of the measuring scale 4 far away from the rotating shaft 2, the rear side of the balancing weight 13 is fixedly connected with a water level sensor, one side of the measuring shell 1 is fixedly connected with a signal lamp, the signal lamp is in signal connection with the water level sensor, the servo motor 5 is started, the rotating shaft 2 is rotated, the measuring scale 4 is further slowly rotated around the rotating shaft 2, the balancing weight 13 can drive the other end of the measuring scale 4 to continuously slide in the fixing port 3, meanwhile, the electric telescopic rod 6 is started, the driving end of the electric telescopic rod 6 is extended or shortened to drive the measuring scale 4 to adjust a proper horizontal position, when the balancing weight 13 and the water level sensor are both contacted with the water surface, the water level sensor can send a signal to the signal lamp, the value of the measuring scale 4 at the bottom of the limiting frame 7 can be read to complete measurement, and the problem that the existing remote water level measuring device cannot measure water level quickly and accurately is solved, the problem of low water level measurement efficiency is caused, and the effect of quickly and accurately measuring the water levels of different point positions is realized.

In this embodiment: the servomotor 5 employs Y100L-2.

Third embodiment, on the basis of the first embodiment, the lifting mechanism includes a supporting column 14, a lifting frame 15, a transmission shaft 16, a base 17 and a driving motor 18, the supporting column 14 is fixedly connected to the bottom of the measuring shell 1, a threaded hole is formed in the top of the lifting frame 15, the lifting frame 15 is sleeved on the supporting column 14 in a threaded manner, the transmission shaft 16 is fixedly connected to the bottom of the lifting frame 15, the base 17 is rotatably connected to the bottom of the transmission shaft 16, a transmission cavity is formed in the base 17, the driving motor 18 is fixedly connected in the transmission cavity, a driving shaft of the driving motor 18 is in transmission connection with one end of the transmission shaft 16, by starting the driving motor 18, the transmission shaft 16 drives the lifting frame 15 to rotate, so that the supporting column 14 slowly and vertically moves up and down in the lifting frame 15, in the process, the telescopic end of the piston rod can be extended or shortened, the height of the measuring shell 1 is convenient to adjust, and therefore the water level value can be measured.

In this embodiment: the drive motor 18 employs Y90L-2.

Fourth embodiment, on the basis of second embodiment, the front end fixedly connected with installation piece 8 of spacing 7 one side, the top fixedly connected with mount pad of installation piece 8, the mount pad internal rotation is connected with locating part 9, the spacing post 10 of bottom fixedly connected with of locating part 9, the rear end fixedly connected with fixed block 11 of spacing 7 one side, spacing hole 12 has been seted up at the top of fixed block 11, spacing post 10 sliding connection is in spacing hole 12, pulling locating part 9 is around rotating the mount pad, make spacing post 10 insert in spacing hole 12, can be spacing to dipperstick 4, prevent that dipperstick 4 from shifting out outside spacing 7 at the measuring in-process partially.

In the fifth embodiment, on the basis of the fourth embodiment, an elastic pad is fixedly connected in the limiting hole 12, the elastic pad is made of rubber, the elastic pad abuts against the limiting column 10, and the elastic pad is used for increasing the friction force of the limiting column 10 in the limiting hole 12, so that the problem that the limiting column 10 is dislocated from the limiting hole 12 is solved.

Sixth, on the basis of the third embodiment, the bottom of the measurement shell 1 is symmetrically and fixedly connected with two piston rods, telescopic ends of the piston rods are fixedly connected to the top of the base 17, and the piston rods are used for ensuring that the support column 14 can normally move in the lifting frame 15 and preventing the support column 14 from rotating in situ in the lifting frame 15.

Seventh embodiment, on the basis of the first embodiment, a handle is fixedly connected to a side of the measuring casing 1 away from the fixing port 3, so as to control the moving direction of the device.

Eighth embodiment, on the basis of first embodiment, the equal fixedly connected with universal wheel in bottom four corners of measuring casing 1 can make things convenient for this measuring device to remove, has avoided artifical manpower ground transport.

The working principle is as follows:

when the water level needs to be measured remotely:

the first step is as follows: firstly, pulling the limiting piece 9 and rotating around the mounting base to enable the limiting post 10 to be inserted into the limiting hole 12, enabling the limiting post 10 to be abutted against the elastic pad, and looping the measuring scale 4 into the limiting frame 7;

the second step is that: then, the servo motor 5 is started to enable the rotating shaft 2 to rotate, so that the measuring scale 4 slowly rotates around the rotating shaft 2, the balancing weight 13 can drive the other end of the measuring scale 4 to continuously slide in the fixing opening 3, and meanwhile, the electric telescopic rod 6 is started to enable the driving end of the electric telescopic rod 6 to extend or shorten to drive the measuring scale 4 to adjust a proper horizontal position;

the third step: when balancing weight 13 and level sensor all contacted the surface of water, level sensor can give the signal lamp with signal transmission, can read the numerical value completion measurement of dipperstick 4 in spacing 7 bottoms.

When the height of the measuring housing 1 needs to be adjusted:

open driving motor 18, make transmission shaft 16 drive crane 15 and rotate for support column 14 slowly vertically reciprocates in crane 15, and at this in-process, the flexible end of piston rod can follow extension or shorten, can adjust the height of measuring casing 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A water level measuring device suitable for hydraulic engineering, its characterized in that includes: the device comprises a measuring shell (1), a measuring mechanism and a lifting mechanism, wherein an installation cavity is arranged inside the measuring shell (1), and the measuring mechanism is positioned in the measuring shell (1);

the measuring mechanism comprises a rotating shaft (2), a fixed port (3), a measuring scale (4), a servo motor (5), an electric telescopic rod (6), a limiting frame (7) and a balancing weight (13), wherein the rotating shaft (2) is rotatably connected in the measuring shell (1), the fixed port (3) is arranged on one side of the measuring shell (1), the measuring scale (4) is wound on the rotating shaft (2), one side of the measuring scale (4) is fixedly connected on the rotating shaft (2), the servo motor (5) is fixedly connected on the front side of the measuring shell (1), a driving shaft of the servo motor (5) is in transmission connection with one end of the rotating shaft (2), a cavity is arranged inside the measuring shell (1), the electric telescopic rod (6) is fixedly connected in the cavity, a driving end of the electric telescopic rod (6) penetrates through the measuring shell (1) and extends out of the measuring shell (1), the limiting frame (7) is fixedly connected to the driving end of the electric telescopic rod (6), the other side of the measuring scale (4) is connected in the fixing port (3) in a sliding mode and is in lap joint with one side of the limiting frame (7), the balancing weight (13) is fixedly connected to one side, away from the rotating shaft (2), of the measuring scale (4), a water level sensor is fixedly connected to the rear side of the balancing weight (13), a signal lamp is fixedly connected to one side of the measuring shell (1), and the signal lamp is in signal connection with the water level sensor;

elevating system includes support column (14), crane (15), transmission shaft (16), base (17) and driving motor (18), support column (14) fixed connection is in the bottom of measuring casing (1), threaded hole is seted up at the top of crane (15), crane (15) screw thread cup joints on support column (14), transmission shaft (16) fixed connection is in the bottom of crane (15), base (17) rotate the bottom of connecting at transmission shaft (16), the inside of base (17) is provided with the transmission chamber, driving motor (18) fixed connection is in the transmission chamber, the drive shaft of driving motor (18) is connected with the one end transmission of transmission shaft (16).

2. The water level measuring device suitable for hydraulic engineering of claim 1, wherein the front end fixedly connected with installation piece (8) of spacing frame (7) one side, the top fixedly connected with mount pad of installation piece (8), the mount pad internal rotation is connected with locating part (9), the spacing post of bottom fixedly connected with (10) of locating part (9), the rear end fixedly connected with fixed block (11) of spacing frame (7) one side, spacing hole (12) have been seted up at the top of fixed block (11), spacing post (10) sliding connection is in spacing hole (12).

3. The water level measuring device applicable to hydraulic engineering according to claim 2, wherein an elastic cushion is fixedly connected in the limiting hole (12), the elastic cushion is made of rubber, and the elastic cushion abuts against the limiting column (10).

4. The water level measuring device applicable to hydraulic engineering according to claim 1, wherein two piston rods are symmetrically and fixedly connected to the bottom of the measuring shell (1), and telescopic ends of the piston rods are fixedly connected to the top of the base (17).

5. The water level measuring device applicable to hydraulic engineering according to claim 1, wherein a handle is fixedly connected to one side of the measuring shell (1) far away from the fixing port (3).

6. The water level measuring device applicable to hydraulic engineering according to claim 1, wherein universal wheels are fixedly connected to four corners of the bottom of the measuring shell (1).