CN113188630A - Measuring device and measuring method for detecting water level in hydraulic engineering - Google Patents
Measuring device and measuring method for detecting water level in hydraulic engineering Download PDFInfo
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- CN113188630A CN113188630A CN202110497392.7A CN202110497392A CN113188630A CN 113188630 A CN113188630 A CN 113188630A CN 202110497392 A CN202110497392 A CN 202110497392A CN 113188630 A CN113188630 A CN 113188630A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 100
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000005259 measurement Methods 0.000 claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 230000000694 effects Effects 0.000 claims abstract description 18
- 230000008878 coupling Effects 0.000 claims description 15
- 238000010168 coupling process Methods 0.000 claims description 15
- 238000005859 coupling reaction Methods 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000002689 soil Substances 0.000 claims description 7
- 230000009977 dual effect Effects 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/0023—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm with a probe suspended by a wire or thread
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/04—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by dip members, e.g. dip-sticks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
- G01F23/66—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using mechanically actuated indicating means
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- Level Indicators Using A Float (AREA)
Abstract
The invention discloses a measuring device for detecting water level in hydraulic engineering, which comprises a T-shaped bottom plate, a rope pulling mechanism, an adjusting assembly and a measuring assembly, wherein the T-shaped bottom plate is horizontally arranged and installed on the edge of a river bank; the right side that is located T shape bottom plate is equipped with the hollow cylinder of vertical placing in the river limit, and the top of hollow cylinder is passed through adjusting part and is connected with the L shaped plate, installs measuring component in the hollow cylinder. The invention also discloses a measuring method of the measuring device for detecting the water level in the hydraulic engineering; the invention solves the problems of poor water level detection effect and easy knotting of the pull rope by matching the mechanism components, has compact integral structure design and simple integral operation steps, avoids the knotting phenomenon of the pull rope in a multi-limit mode, and further improves the accuracy of water level measurement by the double water level measurement.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering detection, in particular to a measuring device and a measuring method for detecting water level in hydraulic engineering.
Background
The hydraulic engineering detection is a complex and comprehensive system engineering which monitors, measures, analyzes and warns the distribution and change rule of natural water through a scientific method, is an advanced means for effectively solving the flood forecasting, flood control dispatching and reasonable utilization of water resources of river basins and reservoirs, can provide hydrological monitoring data for regional ecosystem construction, forecast and forecast regional hydrological change trend and provide technical support for relevant policies in government-made ecological construction.
The water level measuring device for the existing hydraulic engineering detection has the following defects: 1. the device mainly comprises a pull rope with scale marks and a balancing weight, a worker takes a boat to reach a proper position, the balancing weight is placed in river water, the depth of the river water is observed through the scale marks on the pull rope, and detection is only carried out through a simple observation mode, so that the detection effect is poor; 2. after using the completion, be not convenient for twine and fix the stay cord, traditional mode is for putting at will after using the completion, causes stay cord and balancing weight winding together easily, and the phenomenon of knoing appears is difficult to untie, is not convenient for fix the stay cord simultaneously at water level measurement's in-process, needs the artifical stay cord of handing for a long time, extravagant physical power.
Disclosure of Invention
The invention aims to solve the defects that the water level detection effect is poor and a pull rope is easy to knot in the prior art, and provides a measuring device for detecting the water level in the hydraulic engineering.
In order to solve the problems of poor water level detection effect and easy knotting of the pull rope in the prior art, the invention adopts the following technical scheme:
a measuring device for detecting water level in hydraulic engineering comprises a T-shaped bottom plate, a rope pulling mechanism, an adjusting assembly and a measuring assembly, wherein the T-shaped bottom plate is horizontally arranged and installed on a river bank edge, an L-shaped plate is arranged in the middle of the top surface of the T-shaped bottom plate, a bearing groove is formed in the middle of the left side surface of the L-shaped plate, a bearing is installed in the bearing groove, a roller shaft is transversely inserted into the bearing, and the rope pulling mechanism is installed on the roller shaft; the right side that is located T shape bottom plate is equipped with the hollow cylinder of vertical placing in the river limit, the top of hollow cylinder is passed through adjusting part and is connected with the L shaped plate, install measuring component in the hollow cylinder.
Preferably, spiral penetrating expansion bolts are inserted into four corners of the top surface of the T-shaped bottom plate, the bottom end of each expansion bolt is spirally inserted into soil in the river bank, a reinforcing ring is sleeved at the bottom of the L-shaped plate, and the bottom surface of the reinforcing ring is fixedly connected with the top surface of the T-shaped bottom plate.
Preferably, the stay cord mechanism includes stay cord roller, stay cord, spacing subassembly, the cover is equipped with the stay cord roller of concentric rigid coupling on the roller, and the both ends that are located the stay cord roller are equipped with the fender ring of a pair of concentric rigid coupling on the roller cover, the equipartition winding has the stay cord on the stay cord roller, the left end portion cover of roller is equipped with rotatory handle, is located to overlap the spacing gear of concentric rigid coupling on the roller between rotatory handle and the fender ring, just install spacing subassembly on the spacing gear.
Preferably, spacing subassembly includes gag lever post, arc rack, the left surface top of L shaped plate is equipped with the limiting plate of horizontal rigid coupling, and the top that is located limit gear has seted up spacing hole at the left end portion of limiting plate, spacing downthehole interpolation is equipped with the gag lever post that slides and run through, the top of gag lever post is equipped with spacing pull ring, the bottom of gag lever post is equipped with the arc rack, just the arc rack supports tight block at the top of limit gear, is located that the cover is equipped with tension spring on the gag lever post between arc rack and the spacing hole.
Preferably, the adjusting component comprises a screw rod, a screw cylinder and a positioning plate, a T-shaped block is arranged in a top port of the hollow cylinder, a fixing block is arranged above the T-shaped block and in the middle of the bottom surface of the L-shaped block, a spiral handle connected in a rotating mode is arranged in the middle of the bottom surface of the fixing block, the screw rod fixedly connected in a vertical mode is arranged at the bottom end of the spiral handle, the screw rod fixedly connected in a vertical mode is arranged in the middle of the top surface of the T-shaped block, the screw rod is spirally inserted into the screw cylinder, and the positioning plate fixedly connected in a transverse mode is arranged in the middle of the right side surface of the screw cylinder.
Preferably, the top surface both sides of L shaped plate are equipped with a pair of opening fixed pulley support up, every all be equipped with roll connection's fixed pulley in the opening of fixed pulley support, be located left fixed pulley below and be equipped with the first guy rope cover that runs through the rigid coupling on the right side of limiting plate, be located the fixed pulley below on right side and be equipped with the second guy rope cover that runs through the rigid coupling in the middle part of locating plate.
Preferably, the measuring subassembly includes traveller, water pressure detector, the bottom is equipped with sliding connection's traveller in the hollow section of thick bamboo, and the top that is located the inherent traveller of hollow section of thick bamboo is equipped with the counter weight post, the vertical location slide opening of having seted up of right flank of hollow section of thick bamboo, the right flank of traveller is equipped with the location slider that slides and run through the location slide opening, the right-hand member of location slider is equipped with the elliptical plate, the bottom surface mid-mounting of elliptical plate has water pressure detector.
Preferably, the top surface of oval board is equipped with the stay cord ring, the outer end of stay cord runs through first stay cord cover, two fixed pulleys, second stay cord cover in proper order and with stay cord ring rigid coupling.
Preferably, the right end of the elliptical plate is provided with a connecting ring, the right end of the positioning plate, which is positioned above the connecting ring, is provided with a positioning hole, a positioning measuring rod is inserted into the positioning hole, the top end of the positioning measuring rod is provided with a positioning stop block, the bottom end of the positioning measuring rod is fixedly connected with the connecting ring, the positioning measuring rod is provided with a water level scale mark, the middle part of the positioning measuring rod is sleeved with an elliptical buoyancy ring in sliding connection, and the elliptical buoyancy ring floats on the water surface.
The invention also provides a measuring method of the measuring device for detecting the water level in the hydraulic engineering, which comprises the following steps:
firstly, a T-shaped bottom plate is installed on a river bank, expansion bolts at four corners are inserted into soil, a hollow cylinder is vertically installed in the river bank, a screw handle is rotated to drive a screw rod to rotate synchronously, and the screw rod is matched with a screw cylinder to realize a screw effect, so that a T-shaped block is driven to vertically abut against the hollow cylinder, and the verticality and the stability of relative connection of an L-shaped plate and the hollow cylinder are improved;
step two, pulling a limiting pull ring to drive a limiting rod to slide upwards along a limiting hole, driving a tension spring to compress and deform, further driving an arc-shaped rack to be separated from a limiting gear, driving a roller shaft and a pull rope roller to synchronously rotate by rotating a rotating handle, and further driving a pull rope to slowly loosen;
driving the sliding column to slide downwards along the hollow cylinder under the action of gravity of the counterweight column, driving the positioning sliding block and the elliptical plate to slide downwards along the positioning sliding hole, driving the positioning measuring rod to slide downwards along the positioning hole, and driving the outer end of the pull rope to sequentially pass through the first pull rope sleeve, the two fixed pulleys and the second pull rope sleeve to descend synchronously;
when the elliptical plate and the water pressure detector descend to the bottom of the river surface, stopping rotating the rotary handle, loosening and pulling the limiting ring, enabling the arc-shaped rack to be tightly clamped at the top of the limiting gear under the action of the tension spring, and enabling the elliptical buoyancy ring to float on the water surface under the action of buoyancy of the elliptical buoyancy ring;
and step five, detecting the condition change of the water pressure in the river in real time through the detection effect of the water pressure detector, indirectly reading the measurement depth of the water depth due to different water pressure values detected due to different water depth conditions, simultaneously reading the water level scale of the positioning measuring rod through the up-and-down sliding of the elliptical buoyancy ring along the positioning measuring rod, observing the data of the water depth detection in real time, and further improving the accuracy of the water level measurement through the effect of dual water level measurement.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, a limiting pull ring is pulled to drive a limiting rod to slide upwards along a limiting hole, a tension spring is driven to compress and deform, an arc-shaped rack is driven to be separated from a limiting gear, a rotating handle is rotated to drive a roller shaft and a pull rope roller to synchronously rotate, so that a pull rope is driven to slowly loosen, a sliding column is driven to slide downwards along a hollow cylinder, a positioning sliding block and an elliptical plate are driven to slide downwards along a positioning sliding hole, a positioning measuring rod is driven to slide downwards along a positioning hole, the outer end of the pull rope is driven to sequentially pass through a first pull rope sleeve, two fixed pulleys and a second pull rope sleeve to synchronously descend, and the knotting phenomenon of the pull rope is avoided in a multi-limiting mode;
2. according to the invention, the condition change of the water pressure in the river is detected in real time through the detection effect of the water pressure detector, the detected water pressure values are different due to the difference of the water depth conditions, the measurement depth of the water depth is indirectly read, meanwhile, the water level scale of the positioning measuring rod is read through the up-and-down sliding of the elliptical buoyancy ring along the positioning measuring rod, the data of the water depth detection is observed in real time, and the water level measurement accuracy is further improved through the dual water level measurement effect;
in conclusion, the water level detection device solves the problems of poor water level detection effect and easy knotting of the pull rope through the matching use of all mechanism components, has compact overall structure design and simple overall operation steps, avoids the knotting phenomenon of the pull rope through a multi-limit mode, and further improves the accuracy of water level measurement through the double water level measurement.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic front sectional view of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of the invention at B of FIG. 2;
FIG. 5 is a schematic view of a stop assembly of the present invention;
FIG. 6 is a schematic view of a measurement method according to the present invention;
number in the figure: the device comprises a T-shaped bottom plate 1, a reinforcing ring 11, an L-shaped plate 12, a fixed pulley bracket 13, a fixed pulley 14, a T-shaped block 15, a fixed block 16, a spiral handle 17, a lead screw 18, a thread cylinder 19, a roller shaft 2, a rope pulling roller 21, a baffle ring 22, a rope pulling 23, a limiting gear 24, a rotating handle 25, a limiting plate 26, a limiting rod 27, an arc-shaped rack 28, a limiting pull ring 29, a first pull rope sleeve 210, a hollow cylinder 3, a sliding column 31, a counterweight column 32, a positioning sliding block 33, an oval plate 34, a water pressure detector 35, a positioning measuring rod 36, an oval buoyancy ring 37, a positioning stopper 38, a positioning plate 39 and a second pull rope sleeve 310.
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 a part of the embodiments of the present invention, and not all of the embodiments.
The first embodiment is as follows: in order to improve the water level detection effect and avoid the occurrence of the phenomenon that a stay cord is easy to knot, the embodiment provides a measuring device for detecting the water level in the hydraulic engineering, and the measuring device is shown in fig. 1-5, and specifically comprises a T-shaped bottom plate 1, a stay cord mechanism, an adjusting component and a measuring component, wherein the T-shaped bottom plate 1 is horizontally arranged and installed on the edge of a river bank, an L-shaped plate 12 is arranged in the middle of the top surface of the T-shaped bottom plate 1, a bearing groove is formed in the middle of the left side surface of the L-shaped plate 12, a bearing is installed in the bearing groove, a roller shaft 2 is transversely inserted in the bearing, and the stay cord mechanism is installed on the roller shaft 2; the right side that is located T shape bottom plate 1 is equipped with vertical hollow cylinder 3 of placing in the river side, and hollow cylinder 3's top is passed through adjusting part and is connected with L shaped plate 12, installs measuring component in the hollow cylinder 3.
In the invention, spiral penetrating expansion bolts are inserted into four corners of the top surface of the T-shaped bottom plate 1, the bottom end of each expansion bolt is spirally inserted into soil in a river bank, the bottom of the L-shaped plate 12 is sleeved with a reinforcing ring 11, the bottom surface of the reinforcing ring 11 is fixedly connected with the top surface of the T-shaped bottom plate 1, the T-shaped bottom plate 1 is installed on the edge of the river bank, and the expansion bolts at the four corners are inserted into the soil, so that the installation stability of the L-shaped plate 12 is improved.
The rope pulling mechanism comprises a rope pulling roller 21, a rope pulling 23 and a limiting assembly, wherein the rope pulling roller 21 is sleeved on a roller shaft 2 and is concentrically and fixedly connected with the roller shaft 2, a pair of baffle rings 22 which are concentrically and fixedly connected with the roller shaft 2 are sleeved at two ends of the rope pulling roller 21, the rope pulling 23 is uniformly wound on the rope pulling roller 21, a rotating handle 25 is sleeved at the left end part of the roller shaft 2, a limiting gear 24 which is concentrically and fixedly connected with the roller shaft 2 is sleeved between the rotating handle 25 and the baffle rings 22, and the limiting assembly is arranged on the limiting gear 24; the limiting assembly comprises a limiting rod 27 and an arc-shaped rack 28, a limiting plate 26 which is transversely and fixedly connected is arranged at the top of the left side face of the L-shaped plate 12, a limiting hole is formed in the left end portion of the limiting plate 26 and located above the limiting gear 24, the limiting rod 27 which penetrates through the limiting hole in a sliding mode is inserted in the limiting hole, a limiting pull ring 29 is arranged at the top end of the limiting rod 27, the arc-shaped rack 28 is arranged at the bottom end of the limiting rod 27, the arc-shaped rack 28 is tightly abutted and clamped at the top of the limiting gear 24, and a tension spring is sleeved on the limiting rod 27 and located between the arc-shaped rack 28 and the limiting hole; the pulling limiting pull ring 29 drives the limiting rod 27 to slide upwards along the limiting hole, drives the tension spring to compress and deform, further drives the arc-shaped rack 28 to be separated from the limiting gear 24, and drives the roller shaft 2 and the pull rope roller 21 to synchronously rotate through rotating the rotating handle 25, so as to drive the pull rope 23 to slowly loosen.
In the invention, a pair of fixed pulley supports 13 with upward openings are arranged on two sides of the top surface of the L-shaped plate 12, a fixed pulley 14 in rolling connection is arranged in each opening of each fixed pulley support 13, a first rope drawing sleeve 210 which is fixedly connected in a penetrating way is arranged on the right side of the limiting plate 26 below the fixed pulley 14 on the left side, and a second rope drawing sleeve 310 which is fixedly connected in a penetrating way is arranged in the middle of the positioning plate 39 below the fixed pulley 14 on the right side; due to the gravity action of the counterweight column 32, the slide column 31 is driven to slide downwards along the hollow cylinder 3, the positioning slide block 33 and the elliptical plate 34 are driven to slide downwards along the positioning slide hole, the positioning measuring rod 36 is driven to slide downwards along the positioning hole, and the outer end of the pull rope 23 is driven to sequentially pass through the first pull rope sleeve 210, the two fixed pulleys 14 and the second pull rope sleeve 310 to descend synchronously.
In the invention, the measuring assembly comprises a sliding column 31 and a water pressure detector 35, the sliding column 31 is arranged at the bottom in the hollow cylinder 3 and is in sliding connection with the sliding column 31, a counterweight column 32 is arranged at the top end of the sliding column 31 in the hollow cylinder 3, a positioning sliding hole is vertically formed in the right side surface of the hollow cylinder 3, a positioning slide block 33 which penetrates through the positioning sliding hole in a sliding manner is arranged on the right side surface of the sliding column 31, an elliptical plate 34 is arranged at the right end of the positioning slide block 33, and the water pressure detector 35 is arranged in the middle of the bottom surface of the elliptical plate 34; the top surface of the elliptical plate 34 is provided with a pull rope ring, and the outer end of the pull rope 23 sequentially penetrates through the first pull rope sleeve 210, the two fixed pulleys 14 and the second pull rope sleeve 310 and is fixedly connected with the pull rope ring; the right end of the elliptical plate 34 is provided with a connecting ring, the right end of the positioning plate 39, which is positioned above the connecting ring, is provided with a positioning hole, a positioning measuring rod 36 is inserted into the positioning hole, the top end of the positioning measuring rod 36 is provided with a positioning stop block 38, the bottom end of the positioning measuring rod 36 is fixedly connected with the connecting ring, the positioning measuring rod 36 is provided with a water level scale mark, the middle part of the positioning measuring rod 36 is sleeved with an elliptical buoyancy ring 37 in sliding connection, and the elliptical buoyancy ring 37 floats on the water surface; through the detection effect of water pressure detector 35, the condition change of real-time detection river inner water pressure, because the difference of the depth of water condition, the water pressure numerical value that leads to detecting is different, the indirect measurement degree of depth of water that reads, simultaneously, through oval buoyancy ring 37 along the upper and lower slip of location measuring stick 36, read the water level scale of location measuring stick 36, the data that the real-time observation depth of water detected, through dual water level measurement's effect, further improved water level measurement's accuracy.
Example two: in the first embodiment, there is a problem that the relative position between the L-shaped plate and the hollow cylinder is liable to shift, and therefore, the first embodiment further includes:
in the invention, the adjusting component comprises a screw 18, a screw cylinder 19 and a positioning plate 39, a T-shaped block 15 is arranged in the top port of the hollow cylinder 3, a fixed block 16 is arranged above the T-shaped block 15 in the middle of the bottom surface of the L-shaped plate 12, a screw handle 17 in rotary connection is arranged in the middle of the bottom surface of the fixed block 16, the screw 18 which is fixedly connected in the vertical direction is arranged at the bottom end of the screw handle 17, the screw cylinder 19 which is fixedly connected in the vertical direction is arranged in the middle of the top surface of the T-shaped block 15, the screw 18 is spirally inserted in the screw cylinder 19, and the positioning plate 39 which is fixedly connected in the transverse direction is arranged in the middle of the right side surface of the screw cylinder 19; the screw handle 17 is rotated to drive the screw rod 18 to synchronously rotate, and the screw rod 18 is matched with the screw barrel 19 to realize the screw action, so that the T-shaped block 15 is driven to vertically abut against the hollow barrel 3, and the verticality and the stability of relative connection between the L-shaped plate 12 and the hollow barrel 3 are improved.
Example three: referring to fig. 6, in this embodiment, the present invention further provides a measuring method of a measuring apparatus for detecting a water level in hydraulic engineering, including the following steps:
firstly, a T-shaped bottom plate 1 is installed on a river bank, expansion bolts at four corners are inserted into soil, a hollow cylinder 3 is vertically installed in the river bank, a screw handle 17 is rotated to drive a screw rod 18 to rotate synchronously, and the screw rod 18 is matched with a screw cylinder 19 to perform a spiral action, so that a T-shaped block 15 is driven to vertically abut against the hollow cylinder 3, and the verticality and the stability of relative connection of an L-shaped plate 12 and the hollow cylinder 3 are improved;
step two, pulling the limiting pull ring 29 to drive the limiting rod 27 to slide upwards along the limiting hole, driving the tension spring to compress and deform, further driving the arc-shaped rack 28 to be separated from the limiting gear 24, driving the roller shaft 2 and the pull rope roller 21 to synchronously rotate by rotating the rotating handle 25, and further driving the pull rope 23 to slowly loosen;
thirdly, the slide column 31 is driven to slide downwards along the hollow cylinder 3 under the action of gravity of the counterweight column 32, the positioning slide block 33 and the elliptical plate 34 are driven to slide downwards along the positioning slide hole, the positioning measuring rod 36 is driven to slide downwards along the positioning hole, and the outer end of the pull rope 23 is driven to sequentially pass through the first pull rope sleeve 210, the two fixed pulleys 14 and the second pull rope sleeve 310 to descend synchronously;
step four, when the elliptical plate 34 and the water pressure detector 35 descend to the bottom of the river surface, the rotating handle 25 stops rotating, the limiting ring 29 is loosened and pulled, the arc-shaped rack 28 is tightly clamped at the top of the limiting gear 24 under the action of the tension spring, and meanwhile, the elliptical buoyancy ring 37 always floats on the water surface under the buoyancy action of the elliptical buoyancy ring 37;
and step five, detecting the condition change of the water pressure in the river in real time through the detection effect of the water pressure detector 35, indirectly reading the measurement depth of the water depth due to different water depth conditions, reading the water level scale of the positioning measuring rod 36 through the up-and-down sliding of the elliptical buoyancy ring 37 along the positioning measuring rod 36, observing the data of the water depth detection in real time, and further improving the accuracy of the water level measurement through the dual water level measurement effect.
The invention solves the problems of poor water level detection effect and easy knotting of the pull rope by matching the mechanism components, has compact integral structure design and simple integral operation steps, avoids the knotting phenomenon of the pull rope in a multi-limit mode, and further improves the accuracy of water level measurement by the double water level measurement.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a measuring device that hydraulic engineering detected water level and used, includes T shape bottom plate (1), stay cord mechanism, adjusting part, measuring component, its characterized in that: the T-shaped bottom plate (1) is horizontally arranged and installed on a river bank, an L-shaped plate (12) is arranged in the middle of the top surface of the T-shaped bottom plate (1), a bearing groove is formed in the middle of the left side surface of the L-shaped plate (12), a bearing is installed in the bearing groove, a roller shaft (2) is transversely inserted into the bearing, and a rope pulling mechanism is installed on the roller shaft (2); the right side that is located T shape bottom plate (1) is equipped with vertical hollow cylinder (3) of placing in the river side, the top of hollow cylinder (3) is passed through adjusting part and is connected with L shaped plate (12), install measuring component in the hollow cylinder (3).
2. The measuring device for detecting the water level of the hydraulic engineering according to the claim 1, characterized in that: the four corners of the top surface of the T-shaped bottom plate (1) are inserted with expansion bolts which are penetrated through in a spiral mode, the bottom ends of the expansion bolts are inserted into soil in the river bank in a spiral mode, the bottom of the L-shaped plate (12) is sleeved with a reinforcing ring (11), and the bottom surface of the reinforcing ring (11) is fixedly connected with the top surface of the T-shaped bottom plate (1).
3. The measuring device for detecting the water level of the hydraulic engineering according to the claim 1, characterized in that: stay cord mechanism includes stay cord roller (21), stay cord (23), spacing subassembly, the cover is equipped with stay cord roller (21) of concentric rigid coupling on roller (2), and the both ends that are located stay cord roller (21) are equipped with fender ring (22) of a pair of concentric rigid coupling on roller (2), the equipartition winding has stay cord (23) on stay cord roller (21), the left end portion cover of roller (2) is equipped with rotatory handle (25), is located to be equipped with spacing gear (24) of concentric rigid coupling between rotatory handle (25) and fender ring (22) on roller (2), just install spacing subassembly on spacing gear (24).
4. A measuring device for water level detection in hydraulic engineering according to claim 3, wherein: spacing subassembly includes gag lever post (27), arc rack (28), the left surface top of L shaped plate (12) is equipped with limiting plate (26) of horizontal rigid coupling, and the top that is located limiting gear (24) has seted up spacing hole at the left end portion of limiting plate (26), spacing downthehole interpolation is equipped with gag lever post (27) that the slip runs through, the top of gag lever post (27) is equipped with spacing pull ring (29), the bottom of gag lever post (27) is equipped with arc rack (28), just arc rack (28) support tight block at the top of limiting gear (24), are located between arc rack (28) and the spacing hole and are equipped with tension spring on gag lever post (27).
5. A measurement device for hydraulic engineering detects water level according to claim 4 characterized in that: the adjusting assembly comprises a lead screw (18), a wire barrel (19) and a positioning plate (39), a T-shaped block (15) is arranged in a top port of the hollow barrel (3), a fixing block (16) is arranged in the middle of the bottom surface of the L-shaped block (12) above the T-shaped block (15), a spiral handle (17) connected in a rotating mode is arranged in the middle of the bottom surface of the fixing block (16), the bottom end of the spiral handle (17) is provided with the lead screw (18) fixedly connected in a vertical mode, the middle of the top surface of the T-shaped block (15) is provided with the wire barrel (19) fixedly connected in a vertical mode, the lead screw (18) is inserted into the wire barrel (19) in a spiral mode, and the positioning plate (39) fixedly connected in a horizontal mode is arranged in the middle of the right side surface of the wire barrel (19).
6. A measurement device for hydraulic engineering detects water level according to claim 5, characterized in that: the top surface both sides of L shaped plate (12) are equipped with a pair of opening fixed pulley support (13) up, every all be equipped with roll connection's fixed pulley (14) in the opening of fixed pulley support (13), be located left fixed pulley (14) below and be equipped with first stay cord cover (210) that run through the rigid coupling on the right side of limiting plate (26), be located fixed pulley (14) below on right side and be equipped with second stay cord cover (310) that run through the rigid coupling in the middle part of locating plate (39).
7. A measurement device for hydraulic engineering detects water level according to claim 6, characterized in that: the measuring assembly comprises a sliding column (31) and a water pressure detector (35), the bottom of the hollow cylinder (3) is provided with the sliding column (31) in a sliding connection mode, the top end of the hollow cylinder (3) in the sliding column (31) is provided with a counterweight column (32), the right side face of the hollow cylinder (3) is vertically provided with a positioning sliding hole, the right side face of the sliding column (31) is provided with a positioning sliding block (33) which penetrates through the positioning sliding hole in a sliding mode, the right end of the positioning sliding block (33) is provided with an elliptical plate (34), and the water pressure detector (35) is installed in the middle of the bottom face of the elliptical plate (34).
8. A measurement device for hydraulic engineering detects water level according to claim 7 characterized in that: the top surface of oval-shaped board (34) is equipped with the stay cord ring, the outer end of stay cord (23) runs through first stay cord cover (210), two fixed pulleys (14), second stay cord cover (310) in proper order and with stay cord ring rigid coupling.
9. A measurement device for hydraulic engineering detects water level according to claim 7 characterized in that: the right-hand member of elliptical plate (34) is equipped with the go-between, is located the go-between top and has seted up the locating hole at the right-hand member of locating plate (39), it has location measuring stick (36) to insert in the locating hole, the top of location measuring stick (36) is equipped with location dog (38), the bottom and the go-between rigid coupling of location measuring stick (36), be equipped with the water level scale mark on location measuring stick (36), the middle part cover of location measuring stick (36) is equipped with sliding connection's oval buoyancy ring (37), just oval buoyancy ring (37) float on the surface of water.
10. A measuring method of a measuring device for detecting water level in hydraulic engineering according to any one of claims 1 to 9, characterized by comprising the following steps:
firstly, a T-shaped bottom plate (1) is installed on a river bank edge, expansion bolts at four corners are inserted in soil, a hollow cylinder (3) is vertically installed in the river bank, a screw handle (17) is rotated to drive a lead screw (18) to synchronously rotate, and the lead screw (18) is matched with a screw cylinder (19) to realize a screw action, so that a T-shaped block (15) is driven to vertically abut against the hollow cylinder (3), and the verticality and the stability of relative connection between an L-shaped plate (12) and the hollow cylinder (3) are increased;
secondly, pulling a limiting pull ring (29) to drive a limiting rod (27) to slide upwards along a limiting hole, driving a tension spring to compress and deform, further driving an arc-shaped rack (28) to be separated from a limiting gear (24), driving a roller shaft (2) and a pull rope roller (21) to synchronously rotate by rotating a rotating handle (25), and further driving a pull rope (23) to slowly loosen;
thirdly, under the action of gravity of the counterweight column (32), the sliding column (31) is driven to slide downwards along the hollow cylinder (3), the positioning sliding block (33) and the elliptical plate (34) are driven to slide downwards along the positioning sliding hole, the positioning measuring rod (36) is driven to slide downwards along the positioning hole, and the outer end of the pull rope (23) is driven to sequentially pass through the first pull rope sleeve (210), the two fixed pulleys (14) and the second pull rope sleeve (310) to synchronously descend;
step four, when the elliptical plate (34) and the water pressure detector (35) descend to the bottom of the river surface, stopping rotating the rotating handle (25), loosening and pulling the limiting ring (29), under the action of a tension spring, the arc-shaped rack (28) is tightly pressed and clamped on the top of the limiting gear (24), and meanwhile, under the buoyancy action of the elliptical buoyancy ring (37), the elliptical buoyancy ring (37) floats on the water surface all the time;
and step five, detecting the condition change of the water pressure in the river in real time through the detection effect of the water pressure detector (35), indirectly reading the measurement depth of the water depth due to different water depth conditions, reading the water level scale of the positioning measuring rod (36) through the up-and-down sliding of the elliptical buoyancy ring (37) along the positioning measuring rod (36), observing the data of the water depth detection in real time, and further improving the accuracy of the water level measurement through the dual water level measurement effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110497392.7A CN113188630B (en) | 2021-05-07 | Measuring device for water level detection of hydraulic engineering and measuring method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110497392.7A CN113188630B (en) | 2021-05-07 | Measuring device for water level detection of hydraulic engineering and measuring method thereof |
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| CN113188630A true CN113188630A (en) | 2021-07-30 |
| CN113188630B CN113188630B (en) | 2024-05-14 |
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