CN112985527A - Integrated inspection well for monitoring urban drainage pipeline flow and detection method - Google Patents
Integrated inspection well for monitoring urban drainage pipeline flow and detection method Download PDFInfo
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- CN112985527A CN112985527A CN202110201022.4A CN202110201022A CN112985527A CN 112985527 A CN112985527 A CN 112985527A CN 202110201022 A CN202110201022 A CN 202110201022A CN 112985527 A CN112985527 A CN 112985527A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 42
- 238000007689 inspection Methods 0.000 title claims abstract description 34
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 238000009434 installation Methods 0.000 claims abstract description 37
- 239000000523 sample Substances 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 17
- 238000013016 damping Methods 0.000 claims description 8
- 239000013049 sediment Substances 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 230000001174 ascending effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 238000010998 test method Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
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- 238000001764 infiltration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 239000010865 sewage Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction 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
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/02—Manhole shafts or other inspection chambers; Snow-filling openings; accessories
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/18—Supports or connecting means for meters
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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
- G01F23/22—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 measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—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 measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/296—Acoustic waves
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Abstract
The invention discloses an integrated inspection well for monitoring the flow of urban drainage pipelines and a detection method, wherein the inspection well comprises a vertical well, wherein the bottom of the vertical well is provided with a buried drainage pipeline; bury ground drainage pipe inner wall top and articulate and be provided with the telescopic link, the articulated flowmeter unable adjustment base that is provided with of telescopic link tip, the articulated shaft at telescopic link both ends all along the horizontal direction, and all perpendicular to buries ground drainage pipe's axis, demountable installation has the flowmeter on the flowmeter unable adjustment base. The detection method comprises the following steps: telescopic link regulation, flowmeter installation, height adjustment, installation and debugging, detection and the like. The invention has the advantages that: the accuracy of the flow monitoring data can be improved. Even under the complicated condition of current drainage inspection shaft well room condition, also can realize installing the flowmeter to preset position, solved current drainage inspection shaft installation flowmeter difficulty and traditional vaulting pole mounting means and can't install the flowmeter to preset position scheduling problem, improved flow measurement precision, measuring result is more accurate.
Description
Technical Field
The invention relates to the field of urban drainage pipeline flow monitoring, in particular to an integrated inspection well for urban drainage pipeline flow monitoring and a detection method.
Background
Along with the development of wisdom drain pipe network engineering day by day, in order to master the operational aspect of urban drain pipe network, need carry out real-time supervision to drainage pipe network flow. The flow monitoring data can provide important information for the decision of the drainage system management personnel, for example, the problems of rain and sewage mixed connection and external water inflow infiltration can be diagnosed according to the monitored flow and liquid level information. In recent years, because heavy precipitation or continuity precipitation, urban drainage system overload operation causes the city to produce ponding, waterlogging calamity, through install the flowmeter in drainage pipe, can know the water conservancy load condition in the drainage pipe in real time, for example the chinese utility model patent of publication number CN211262322U among the prior art discloses a drainage pipe flowmeter, and its technical scheme is: a sliding groove is vertically formed in the wall of a drainage well below the host, the integrated floating pontoon flow meter is arranged in the drainage pipe, one end of a connecting rod is hinged to the integrated floating pontoon flow meter, the other end of the connecting rod is hinged to a sliding block, the sliding block is matched in the sliding groove, and the sliding block slides up and down in the sliding groove; the host is connected with the integrated floating pontoon flow meter through a connecting cable.
Through the flow meter, in heavy rainfall weather and before urban inland inundation, the inland inundation high-risk area can be identified, and a coping strategy is made in time; in addition, accurate flow monitoring information can also provide powerful data support for the establishment of a digital drainage model. However, the hydraulic conditions inside the drainage pipeline are complex, so that accurate and effective flow data are difficult to obtain.
In the prior art, the medium flow meter applied to urban drainage pipelines is mostly an ultrasonic flow meter, the flow meter measures flow based on a velocity area method, the average flow velocity of a section is measured by an ultrasonic velocity probe, and the cross-section area of water passing is calculated by the water depth and the pipe diameter parameter in the pipe. Therefore, accurate mounting of the ultrasonic flow meter to a preset position of the pipe is critical to the accuracy of the flow measurement result. At present, the following problems exist in the flow measurement of urban drainage pipelines: (1) the well chamber of the drainage inspection well has complex conditions and is difficult to form a flow state which is beneficial to flow monitoring; (2) siltation, obstacles and the like exist in the drainage pipeline, so that the normal installation of the flowmeter is influenced; (3) ultrasonic flowmeter adopts traditional vaulting pole mounting means, chinese utility model patent that publication number is CN205642483U for example discloses a device at municipal drainage pipe installation flowmeter, and it just adopts the vaulting pole to install, and the vaulting pole mounting means can't guarantee that the flowmeter probe is located preset the position. The above problems all affect the accuracy of the flow meter measurements.
Disclosure of Invention
The invention aims to provide an integrated inspection well for monitoring the flow of urban drainage pipelines and a detection method, and aims to solve the technical problems that the existing drainage inspection well is complex in well chamber condition and not suitable for mounting a flowmeter, or the flowmeter cannot be accurately mounted at a preset position in the traditional strut mounting mode, so that the error of the flow measurement result is large.
The invention solves the technical problems through the following technical means: an integrated inspection well for monitoring the flow of urban drainage pipelines comprises a vertical well, wherein buried drainage pipelines are arranged at the bottom of the vertical well;
bury ground drainage pipe inner wall top and articulate and be provided with the telescopic link, the articulated flowmeter unable adjustment base that is provided with of telescopic link tip, the articulated shaft at telescopic link both ends all along the horizontal direction, and all perpendicular to bury ground drainage pipe's axis, demountable installation has the flowmeter on the flowmeter unable adjustment base.
When the integrated inspection well for urban drainage pipeline flow monitoring is in practical application, when measurement is not needed, the telescopic rod and the flow meter fixing base can be adjusted to the position where the telescopic rod is parallel to the axis of the buried drainage pipeline, so that interference of normal flow of fluid in the buried drainage pipeline is prevented, when measurement is needed, the telescopic rod is adjusted to the position perpendicular to the axis of the buried drainage pipeline, the flow meter is installed on the flow meter fixing base, the flow meter is adjusted to a proper height along with the telescopic rod, the flow meter is located above sediment in the pipeline, and then the flow meter is used for detecting the flow in the pipeline. The invention can realize the installation of the flowmeter to the preset position even under the condition of complicated well chamber conditions of the existing drainage inspection well, solves the problems that the flowmeter is difficult to install in the existing drainage inspection well, the flowmeter cannot be installed to the preset position in the traditional strut installation mode and the like, further improves the flow measurement precision and ensures more accurate measurement results.
Preferably, the vertical shaft comprises a shaft and a shaft seat which are sequentially arranged from top to bottom, and the buried drainage pipeline is arranged at the bottom of the shaft seat.
Preferably, a hook is arranged on the inner side wall of the shaft.
The hook is used for hanging flowmeter terminal equipment, and then the detection of flow is realized.
Preferably, a cable fixing piece is arranged on the inner side wall of the vertical shaft and located above the telescopic rod.
The cable mounting is used for fixing the cable on the shaft inside wall, ensures to detect normally going on.
Optimized, the shaft bottom is provided with the chute with burying ground drainage pipe intersection, and the both ends of chute are connected to the buried drainage pipe tip of shaft both sides respectively, and the chute inner wall is the ascending arc of opening, and the radius of chute equals rather than the buried drainage pipe radius of upper reaches, and the axis of chute is coaxial rather than the buried drainage pipe axis of upper reaches.
The launder can make rivers form stable flow state when passing through, is favorable to flow monitoring.
Optimized, bury ground drainage pipe inner wall top and be provided with a word angle sign indicating number, the telescopic link upper end articulates on a word angle sign indicating number.
Preferably, the two ends of the telescopic rod are hinged to the top of the inner wall of the buried drainage pipeline or the flowmeter fixing base through damping torque hinges respectively.
The setting of damping moment of torsion hinge is convenient with the telescopic link swing to a certain specific position motionless, also can swing flowmeter unable adjustment base to a certain specific position for the telescopic link, and then satisfies the detection demand.
Preferably, a plurality of mounting holes are formed in the flowmeter fixing base, and the flowmeter is detachably mounted on the flowmeter fixing base through the mounting holes.
The setting up of mounting hole is convenient to install the flowmeter in the suitable position on flowmeter unable adjustment base to satisfy the flowmeter installation of not unidimensional, application scope is wider.
Preferably, one end of the flowmeter fixing base facing the downstream is hinged with the end of the telescopic rod.
The invention also discloses a detection method of the integrated inspection well for monitoring the flow of the urban drainage pipeline, which comprises the following steps:
s1 adjustment of telescopic rod
Adjusting the position of the telescopic rod relative to the buried drainage pipeline, and adjusting the telescopic rod to be perpendicular to the axis of the buried drainage pipeline;
s2 flow meter installation
Adjusting the flow meter fixing base to be vertical to the telescopic rod;
if the flowmeter is an ultrasonic flowmeter integrating flow velocity and liquid level, the flowmeter is arranged on the flowmeter fixing base, and the central line of the flowmeter is aligned with the central line of the flowmeter fixing base;
if the flowmeter is split, the flowmeter comprises a flow velocity probe and a liquid level probe, the flow velocity probe and the liquid level probe are both arranged on the flowmeter fixing base, and the flow velocity probe is positioned at the upstream of the liquid level probe, so that the central lines of the flow velocity probe and the liquid level probe are aligned with the central line of the flowmeter fixing base;
s3, height adjustment
Adjusting the telescopic length of the telescopic rod, further adjusting the flow meter to a preset height, enabling the flow meter fixing base to be located above sediment in the buried drainage pipeline, and measuring the height of the flow meter from the bottom of the buried drainage pipeline;
s4, installation and debugging
Installing flowmeter terminal equipment, connecting cables, debugging and completing the installation of the flowmeter;
s5, detection
The flow meter is used for obtaining the flow in the buried drainage pipeline, and then flow detection is realized.
The flow meter can be easily installed in a drainage pipeline by adopting the detection method for flow detection, and the accuracy of flow monitoring data can be improved. The invention can realize the installation of the flowmeter to the preset position even under the condition of complicated well chamber conditions of the existing drainage inspection well, solves the problems that the flowmeter is difficult to install in the existing drainage inspection well, the flowmeter cannot be installed to the preset position in the traditional strut installation mode and the like, further improves the flow measurement precision and ensures more accurate measurement results.
The invention has the advantages that:
1. when the integrated inspection well for urban drainage pipeline flow monitoring is in practical application, when measurement is not needed, the telescopic rod and the flow meter fixing base can be adjusted to the position where the telescopic rod is parallel to the axis of the buried drainage pipeline, so that interference of normal flow of fluid in the buried drainage pipeline is prevented, when measurement is needed, the telescopic rod is adjusted to the position perpendicular to the axis of the buried drainage pipeline, the flow meter is installed on the flow meter fixing base, the flow meter is adjusted to a proper height along with the telescopic rod, the flow meter is located above sediment in the pipeline, and then the flow meter is used for detecting the flow in the pipeline. The invention can realize the installation of the flowmeter to the preset position even under the condition of complicated well chamber conditions of the existing drainage inspection well, solves the problems that the flowmeter is difficult to install in the existing drainage inspection well, the flowmeter cannot be installed to the preset position in the traditional strut installation mode and the like, further improves the flow measurement precision and ensures more accurate measurement results.
2. The hook is used for hanging flowmeter terminal equipment, and then the detection of flow is realized.
3. The cable mounting is used for fixing the cable on the shaft inside wall, ensures to detect normally going on.
4. The launder can make rivers form stable flow state when passing through, is favorable to flow monitoring.
5. The setting of damping moment of torsion hinge is convenient with the telescopic link swing to a certain specific position motionless, also can swing flowmeter unable adjustment base to a certain specific position for the telescopic link, and then satisfies the detection demand.
6. The setting up of mounting hole is convenient to install the flowmeter in the suitable position on flowmeter unable adjustment base to satisfy the flowmeter installation of not unidimensional, application scope is wider.
7. The flow meter can be easily installed in a drainage pipeline by adopting the detection method for flow detection, and the accuracy of flow monitoring data can be improved. The invention can realize the installation of the flowmeter to the preset position even under the condition of complicated well chamber conditions of the existing drainage inspection well, solves the problems that the flowmeter is difficult to install in the existing drainage inspection well, the flowmeter cannot be installed to the preset position in the traditional strut installation mode and the like, further improves the flow measurement precision and ensures more accurate measurement results.
Drawings
FIG. 1 is a perspective sectional view of an integrated manhole for monitoring urban drainage pipeline flow in an embodiment of the invention;
FIG. 2 is a partial schematic view of an integrated manhole for monitoring urban drainage pipeline flow in practical application according to an embodiment of the present invention;
FIG. 3 is a schematic view of the telescopic rod in the integrated inspection well for monitoring the flow rate of the urban drainage pipeline according to the embodiment of the invention when being retracted;
FIG. 4 is a perspective view of an integrated manhole for monitoring the flow of urban drainage pipelines in an embodiment of the invention;
FIG. 5 is a schematic illustration of the installation of an integrated flow meter according to an embodiment of the invention;
FIG. 6 is a schematic illustration of an installation of a split flow meter in an embodiment of the invention;
FIG. 7 is a schematic diagram of a proposed position of an integrated manhole for urban drainage pipeline flow monitoring according to an embodiment of the present invention;
FIG. 8 is a cross-sectional view of the telescoping pole shown retracted in an embodiment of the present invention;
FIG. 9 is a cross-sectional view of the extension pole of the embodiment of the present invention shown extended;
wherein,
a vertical shaft-1, a vertical shaft-11, a well base-12, a cable fixing piece-13 and a hook-111;
buried drainage pipeline-2;
a telescopic rod-3, a straight corner brace-31, a damping torque hinge-32 and a fastening screw-33;
a flowmeter fixing base-4 and a mounting hole-41;
flowmeter-5, flow rate probe-51, liquid level probe-52;
a launder-6.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figure 1, the integrated inspection well for monitoring the flow of the urban drainage pipeline comprises a vertical shaft 1, a buried drainage pipeline 2, an expansion rod 3, a flowmeter fixing base 4, a flowmeter 5 and a launder 6.
As shown in fig. 1, a buried drainage pipeline 2 is arranged at the bottom of a shaft 1; specifically, the shaft 1 comprises a shaft 11 and a shaft seat 12 which are sequentially arranged from top to bottom, the diameter of the shaft 11 is smaller than that of the shaft seat 12, the shaft and the shaft seat are in transition through a conical cylinder, and the buried drainage pipeline 2 is arranged at the bottom of the shaft seat 12. The inner side wall of the shaft 11 is provided with two hooks 111, the hooks 111 are preferably expansion hooks, other types of hooks in the prior art can be adopted according to actual requirements, and the suspension of the flowmeter terminal equipment can be realized.
As shown in fig. 2, bury 2 inner walls tops of ground drainage pipe and articulate and be provided with telescopic link 3, 3 articulated flowmeter unable adjustment base 4 that are provided with of tip of telescopic link, the articulated shaft at 3 both ends of telescopic link all along the horizontal direction, and the equal perpendicular to buries the axis of ground drainage pipe 2, demountable installation has flowmeter 5 on flowmeter unable adjustment base 4.
Specifically, as shown in fig. 2, ground 2 inner wall tops of drainage pipe are provided with a word angle sign indicating number 31, and a word angle sign indicating number 31 passes through the screw installation and buries 2 inner wall tops of drainage pipe, 3 upper ends of telescopic link articulate on a word angle sign indicating number 31.
Specifically, as shown in fig. 5, two ends of the telescopic rod 3 are hinged to the top of the inner wall of the buried drainage pipeline 2 or the flow meter fixing base 4 through a damping torque hinge 32. The damped torque hinge 32 is conventional and commercially available, such as a damped hinge. The damping torque hinge 32, the I-shaped corner connector 31, the two ends of the telescopic rod 3, the flowmeter fixing base 4 and the like can be installed through screws and can also be connected in a welding mode.
In this embodiment, as shown in fig. 8 and 9, the telescopic rod 3 includes a plurality of telescopic tubes sleeved together, in this embodiment, the telescopic tubes are three, the three telescopic tubes are slidably sleeved, the telescopic rod 3 is made of stainless steel, and the bottom portions of the two upper telescopic tubes are both provided with fastening screws 33 for tightly pushing the inner telescopic tubes to prevent random sliding. In addition, the telescopic rod 3 can adopt other telescopic rods in the prior art.
In this embodiment, as shown in fig. 5 and 6, the flowmeter fixing base 4 is a rectangular plate-shaped structure, a plurality of mounting holes 41 are provided on the flowmeter fixing base 4, and the flowmeter 5 is detachably mounted on the flowmeter fixing base 4 through the mounting holes 41, for example, the connection is realized through bolts and nuts. In actual installation, one end of the flow meter fixing base 4 facing the downstream is hinged with the end of the telescopic rod 3. In this embodiment, the flow meter 5 is available in the prior art.
Further, as shown in fig. 1, a cable fixing member 13 is disposed on an inner side wall of the shaft 1, and the cable fixing member 13 is located above the telescopic rod 3. The cable fixing member 13 is used to fix the cable, and the cable fixing member 13 may be a buckle, or other cable fixing members capable of fixing the cable in the prior art, such as a cable fixing clip.
As shown in fig. 1 and 4, a flow groove 6 is arranged at the intersection of the bottom of the vertical shaft 1 and the buried drainage pipeline 2, two ends of the flow groove 6 are respectively connected to the end parts of the buried drainage pipeline 2 at two sides of the vertical shaft 1, the inner wall of the flow groove 6 is in the shape of a circular arc with an upward opening, the radius of the flow groove 6 is equal to that of the buried drainage pipeline 2 at the upstream of the flow groove 6, and the axis of the flow groove 6 is coaxial with that of the buried drainage pipeline 2 at the upstream. Specifically, the cross section of the runner 6 is semicircular.
The use suggested position of the integrated inspection well for monitoring the urban drainage pipeline flow in the embodiment, namely the flow monitoring well shown in fig. 7, is shown in fig. 7, and the integrated inspection well can be practically applied only by being distributed in the drawing, so that the practical application effect is remarkable.
The invention also discloses a detection method of the integrated inspection well for monitoring the flow of the urban drainage pipeline, which comprises the following steps:
s1 adjustment of telescopic rod
Adjusting the position of the telescopic rod 3 relative to the buried drainage pipeline 2, and adjusting the telescopic rod 3 to be vertical to the axis of the buried drainage pipeline 2;
s2 flow meter installation
Adjusting the flow meter fixing base 4 to be vertical to the telescopic rod 3;
if the flowmeter 5 is an ultrasonic flowmeter integrating flow velocity and liquid level, the flowmeter 5 is arranged on the flowmeter fixing base 4, and the central line of the flowmeter 5 is aligned with the central line of the flowmeter fixing base 4;
if the flowmeter 5 is split, the flowmeter 5 comprises a flow velocity probe 51 and a liquid level probe 52, the flow velocity probe 51 and the liquid level probe 52 are both mounted on the flowmeter fixing base 4, and the flow velocity probe 51 is positioned at the upstream of the liquid level probe 52, so that the central lines of the flow velocity probe 51 and the liquid level probe 52 are aligned with the central line of the flowmeter fixing base 4;
s3, height adjustment
Adjusting the telescopic length of the telescopic rod 3, further adjusting the flow meter 5 to a preset height, enabling the flow meter fixing base 4 to be located above the sediment in the buried drainage pipeline 2, and measuring the height of the flow meter 5 from the bottom of the buried drainage pipeline 2;
s4, installation and debugging
Installing flowmeter terminal equipment which is matched with the flowmeter 5 and is also in the prior art, connecting cables, and debugging to complete the installation of the flowmeter 5;
s5, detection
The flow meter 5 is used for obtaining the flow in the buried drainage pipeline 2, and then flow detection is realized.
After the detection is finished, the flowmeter 5 is detached, and then the telescopic rod 3 and the flowmeter fixing base 4 are retracted, namely, the state shown in fig. 3 is achieved.
When the integrated inspection well for monitoring the flow of the urban drainage pipeline is in practical application and does not need to be measured, the telescopic rod 3 and the flow meter fixing base 4 can be adjusted to the position where the telescopic rod 3 is parallel to the axis of the buried drainage pipeline 2, thereby preventing interference with the normal flow of the fluid in the buried drainage pipeline 2, adjusting the telescopic rod 3 to be vertical to the axial line of the buried drainage pipeline 2 when the measurement is needed, then the flowmeter 5 is arranged on the flowmeter fixing base 4, the flowmeter 5 is adjusted to a proper height along with the telescopic rod 3, the flowmeter 5 is positioned above the sludge in the pipeline, then, the flow meter 5 is used for detecting the flow in the pipeline, the flow meter can be easily installed in the drainage pipeline through the integrated inspection well for monitoring the flow of the urban drainage pipeline, and the accuracy of flow monitoring data can be improved. The invention can realize the installation of the flowmeter to the preset position even under the condition of complicated well chamber conditions of the existing drainage inspection well, solves the problems that the flowmeter is difficult to install in the existing drainage inspection well, the flowmeter cannot be installed to the preset position in the traditional strut installation mode and the like, further improves the flow measurement precision and ensures more accurate measurement results.
The hook 111 is used for hanging the flowmeter terminal device, and therefore flow detection is achieved. The cable fixing piece 13 is used for fixing the cable on the inner side wall of the shaft 1, and normal detection is ensured. The launder 6 can make rivers form stable flow state when passing through, is favorable to flow monitoring. Damping moment of torsion hinge 32's setting, it is convenient with telescopic link 3 swing to a certain specific position motionless, also can swing flowmeter unable adjustment base 4 to a certain specific position for telescopic link 3, and then satisfy the detection demand. The arrangement of the mounting hole 41 is convenient for installing the flowmeter 5 at a proper position on the flowmeter fixing base 4 so as to meet the installation requirements of flowmeters 5 of different sizes, and the application range is wide. The flow meter can be easily installed in a drainage pipeline by adopting the detection method for flow detection, and the accuracy of flow monitoring data can be improved. The invention can realize the installation of the flowmeter to the preset position even under the condition of complicated well chamber conditions of the existing drainage inspection well, solves the problems that the flowmeter is difficult to install in the existing drainage inspection well, the flowmeter cannot be installed to the preset position in the traditional strut installation mode and the like, further improves the flow measurement precision and ensures more accurate measurement results.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides an integral type inspection shaft for urban drainage pipe flow monitoring which characterized in that: comprises a vertical shaft (1), wherein the bottom of the vertical shaft (1) is provided with a buried drainage pipeline (2);
bury ground drainage pipe (2) inner wall top and articulate and be provided with telescopic link (3), telescopic link (3) tip is articulated to be provided with flowmeter unable adjustment base (4), and the articulated shaft at telescopic link (3) both ends is all along the horizontal direction, and the axis of burying ground drainage pipe (2) of equal perpendicular to, demountable installation has flowmeter (5) on flowmeter unable adjustment base (4).
2. The integrated manhole for urban drainage pipeline flow monitoring according to claim 1, wherein: the vertical shaft (1) comprises a vertical shaft (11) and a well seat (12) which are sequentially arranged from top to bottom, and the buried drainage pipeline (2) is arranged at the bottom of the well seat (12).
3. The integrated manhole for urban drainage pipeline flow monitoring according to claim 2, wherein: and a hook (111) is arranged on the inner side wall of the shaft (11).
4. The integrated manhole for urban drainage pipeline flow monitoring according to claim 1, wherein: the cable fixing piece (13) is arranged on the inner side wall of the shaft (1), and the cable fixing piece (13) is located above the telescopic rod (3).
5. The integrated manhole for urban drainage pipeline flow monitoring according to claim 1, wherein: shaft (1) bottom is provided with chute (6) with burying ground drainage pipe (2) intersection, and the both ends of chute (6) are connected to buried drainage pipe (2) tip of shaft (1) both sides respectively, and chute (6) inner wall is the ascending arc of opening, and the radius of chute (6) equals rather than burying ground drainage pipe (2) radius of upper reaches, and the axis of chute (6) is coaxial rather than burying ground drainage pipe (2) axis of upper reaches.
6. The integrated manhole for urban drainage pipeline flow monitoring according to claim 1, wherein: the top of the inner wall of the buried drainage pipeline (2) is provided with a character corner connector (31), and the upper end of the telescopic rod (3) is hinged to the character corner connector (31).
7. The integrated manhole for urban drainage pipeline flow monitoring according to claim 1, wherein: the two ends of the telescopic rod (3) are hinged with the top of the inner wall of the buried drainage pipeline (2) or the flowmeter fixing base (4) through a damping torque hinge (32).
8. The integrated manhole for urban drainage pipeline flow monitoring according to claim 1, wherein: the flowmeter fixing base (4) is provided with a plurality of mounting holes (41), and the flowmeter (5) is detachably mounted on the flowmeter fixing base (4) through the mounting holes (41).
9. The integrated manhole for urban drainage pipeline flow monitoring according to claim 1, wherein: one end of the flowmeter fixing base (4) facing the downstream is hinged with the end of the telescopic rod (3).
10. A method of testing an integrated manhole for urban sewerage drainline flow monitoring according to any one of claims 1 to 9, wherein: the method comprises the following steps:
s1 adjustment of telescopic rod
Adjusting the position of the telescopic rod (3) relative to the buried drainage pipeline (2), and adjusting the telescopic rod (3) to be vertical to the axis of the buried drainage pipeline (2);
s2 flow meter installation
The flow meter fixing base (4) is adjusted to be vertical to the telescopic rod (3);
if the flowmeter (5) is an ultrasonic flowmeter integrating flow velocity and liquid level, the flowmeter (5) is arranged on the flowmeter fixing base (4) to ensure that the central line of the flowmeter (5) is aligned with the central line of the flowmeter fixing base (4);
if the flowmeter (5) is split, the flowmeter (5) comprises a flow velocity probe (51) and a liquid level probe (52), the flow velocity probe (51) and the liquid level probe (52) are both arranged on the flowmeter fixing base (4), and the flow velocity probe (51) is positioned at the upstream of the liquid level probe (52), so that the central lines of the flow velocity probe (51) and the liquid level probe (52) are aligned with the central line of the flowmeter fixing base (4);
s3, height adjustment
Adjusting the telescopic length of the telescopic rod (3) to adjust the flowmeter (5) to a preset height, enabling the flowmeter fixing base (4) to be located above sediments in the buried drainage pipeline (2), and measuring the height of the flowmeter (5) from the bottom of the buried drainage pipeline (2);
s4, installation and debugging
Installing flowmeter terminal equipment, connecting cables, debugging and completing the installation of the flowmeter (5);
s5, detection
The flow meter (5) is used for obtaining the flow in the buried drainage pipeline (2), and further flow detection is realized.
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| CN202110201022.4A CN112985527A (en) | 2021-02-23 | 2021-02-23 | Integrated inspection well for monitoring urban drainage pipeline flow and detection method |
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| CN202110201022.4A CN112985527A (en) | 2021-02-23 | 2021-02-23 | Integrated inspection well for monitoring urban drainage pipeline flow and detection method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405623A (en) * | 2021-06-29 | 2021-09-17 | 内蒙古自治区林业科学研究院 | Integrated check out test set of forest hydrology |
| CN114061652A (en) * | 2021-09-29 | 2022-02-18 | 清华大学 | Drain pipe network monitoring facilities |
| CN114941791A (en) * | 2022-05-13 | 2022-08-26 | 无锡航征科技有限公司 | Device for mounting equipment in pipeline |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102041846A (en) * | 2010-10-12 | 2011-05-04 | 同济大学 | Multifunctional detector for drainage pipe inspection well |
| CN104316109A (en) * | 2014-11-13 | 2015-01-28 | 周思良 | Urban sewer network multi-factor monitoring method and monitoring system |
| CN205642483U (en) * | 2016-02-26 | 2016-10-12 | 广州市市政工程设计研究总院 | Device at municipal drainage pipe way installation flowmeter |
| CN211262322U (en) * | 2020-01-19 | 2020-08-14 | 唐山新时电气有限公司 | Drainage pipeline flowmeter |
| CN211505466U (en) * | 2019-11-14 | 2020-09-15 | 上海水顿智能科技有限公司 | Water quality and water quantity monitoring device for drainage pipeline |
-
2021
- 2021-02-23 CN CN202110201022.4A patent/CN112985527A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102041846A (en) * | 2010-10-12 | 2011-05-04 | 同济大学 | Multifunctional detector for drainage pipe inspection well |
| CN104316109A (en) * | 2014-11-13 | 2015-01-28 | 周思良 | Urban sewer network multi-factor monitoring method and monitoring system |
| CN205642483U (en) * | 2016-02-26 | 2016-10-12 | 广州市市政工程设计研究总院 | Device at municipal drainage pipe way installation flowmeter |
| CN211505466U (en) * | 2019-11-14 | 2020-09-15 | 上海水顿智能科技有限公司 | Water quality and water quantity monitoring device for drainage pipeline |
| CN211262322U (en) * | 2020-01-19 | 2020-08-14 | 唐山新时电气有限公司 | Drainage pipeline flowmeter |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405623A (en) * | 2021-06-29 | 2021-09-17 | 内蒙古自治区林业科学研究院 | Integrated check out test set of forest hydrology |
| CN114061652A (en) * | 2021-09-29 | 2022-02-18 | 清华大学 | Drain pipe network monitoring facilities |
| CN114941791A (en) * | 2022-05-13 | 2022-08-26 | 无锡航征科技有限公司 | Device for mounting equipment in pipeline |
| CN114941791B (en) * | 2022-05-13 | 2023-12-15 | 无锡航征科技有限公司 | Device for installing equipment in pipeline |
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