CN113775940B - Urban underground fire-fighting pipeline leakage positioning system and construction method thereof - Google Patents

Urban underground fire-fighting pipeline leakage positioning system and construction method thereof Download PDF

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Publication number
CN113775940B
CN113775940B CN202110889396.XA CN202110889396A CN113775940B CN 113775940 B CN113775940 B CN 113775940B CN 202110889396 A CN202110889396 A CN 202110889396A CN 113775940 B CN113775940 B CN 113775940B
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fixed
switch
water pipe
positioning system
solar panel
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CN113775940A (en
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崔百成
姚学意
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Jiangsu Xinsaide Wisdom Construction Co ltd
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Jiangsu Xinsaide Wisdom Construction Co ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17DPIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00Protection or supervision of installations
    • F17D5/02Preventing, monitoring, or locating loss
    • F17D5/06Preventing, monitoring, or locating loss using electric or acoustic means
    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/10Cleaning arrangements
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

The invention discloses an urban underground fire pipeline leakage positioning system and a construction method thereof, wherein the urban underground fire pipeline leakage positioning system comprises a concrete body, a fixing box is embedded in the concrete body, a water pipe penetrates through and is fixed on the fixing box, a plurality of partition plates are welded on the fixing box at equal intervals and penetrate through the water pipe, a water pump is fixed on the top wall of the concrete body and penetrates through and is fixed with the water pipe, a fixing rod is welded on the top wall of the fixing box, the adjacent partition plates jointly form an induction cavity, and the fixing rod is connected with an electric power storage device. Has the advantages that: through setting up tablet and first switch isotructure for when the condition of leaking appears in a certain department of water pipe, make the tablet move down through the gravity of water, when the tablet touches first switch, switch on the power of alarm through first switch this moment, thereby permeate the position display of revealing of position display device with the water pipe when passing through, the staff of being convenient for handles.

Description

Urban underground fire-fighting pipeline leakage positioning system and construction method thereof
Technical Field
The invention relates to the technical field of underground fire fighting pipelines, in particular to a leakage positioning system for an urban underground fire fighting pipeline and a construction method thereof.
Background
Fire-fighting pipeline is used for connecting fire-fighting equipment, carry the fire control water of putting out a fire, the main fire-fighting aspect of pipeline material of gas or other medium, some fire-fighting pipelines bury underground with the underground, city underground drainage pipe is intricate complicated, use and ageing along with drainage pipe's frequent drainage, drainage pipe leakage problem often takes place, the seepage in-process can cause the wasting of valuable water resource, and certain economic loss that can cause behind the drainage pipe seepage, make drainage pipe leakage problem must arouse sufficient attention.
The leakage positioning system for the urban underground fire fighting pipeline and the construction method thereof are based on the fact that the leakage of the drainage pipeline is not easy to find due to the fact that the drainage pipeline is arranged below a wall body or a floor, and a leakage point is not easy to check after the leakage occurs, so that certain waste of water resources is caused.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, leakage of a drainage pipeline is not easy to find, and leakage points are not easy to check after leakage occurs, so that certain water resources are wasted, and the urban underground fire fighting pipeline leakage positioning system and the construction method thereof are provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a city underground fire pipeline seepage positioning system, includes the concrete body, fixed case has been buried underground in the concrete body, fixed case runs through and is fixed with the water pipe, equidistant welding of fixed case has a plurality of baffles, and is a plurality of the baffle all runs through the water pipe, the roof of concrete body is fixed with the water pump, the water pump runs through fixedly with the water pipe, the roof welding of fixed case has the dead lever, and is adjacent the response chamber is constituteed jointly to the baffle, the dead lever is connected with power storage device, induction system is connected to the response intracavity.
In foretell an urban underground fire fighting pipeline seepage positioning system, power storage device includes solar panel, the roof fixed connection of solar panel and dead lever, solar panel's roof is fixed with the bearing, the bearing rotates and is connected with the axis of rotation, the roof symmetrical welding of axis of rotation has two blades and two fixed plates, the diapire of fixed plate all veneer is fixed with clean handle, solar panel's the fixed battery body that is provided with of diapire.
In foretell an urban underground fire fighting pipeline seepage positioning system, induction system includes a plurality of tablet, and is a plurality of tablet sealing sliding connection is respectively at the lateral wall in response chamber, the diapire welded fastening in response chamber has the spring, the other end of spring all with the diapire welded fastening of tablet, the symmetry lateral wall in response chamber all is fixed with the fixed block, one of them the roof of fixed block is fixed with first switch, another the roof of fixed block is fixed with the second switch, the diapire in response chamber all is fixed with the alarm.
In foretell an underground fire control pipeline leakage positioning system in city, first switch and second switch all are located the diapire of tablet, first switch and alarm electric connection, second switch and water pump electric connection.
In foretell an urban underground fire control pipeline seepage positioning system, clean the roof that offsets with solar panel, solar panel and battery body electric connection, battery body and a plurality of alarm electric connection.
In foretell an underground fire control pipeline leakage positioning system in city, still including being used for showing the seepage position display device of water pipe seepage position, seepage position display device electric connection has wireless transceiver module, wireless transceiver module is with a plurality of alarm electric connection.
In the urban underground fire fighting pipeline leakage positioning system, the concrete body is embedded with the wires, and the outer sides of the wires are provided with the waterproof layers.
A construction method of an urban underground fire fighting pipeline is provided, and a leakage positioning system of the urban underground fire fighting pipeline is installed, and the method comprises the following steps:
s1, preparing in the early stage: the lateral wall with the water pipe runs through the veneer and is fixed with a plurality of baffles, and a plurality of baffles are equidistant to be set up, then with the lateral wall welded fastening of fixed case with the baffle to make the water pipe pass fixed case, have the dead lever in the roof welding of fixed case, fix solar panel and fixed case, be provided with induction system and power storage device in the fixed case this moment.
S2, pouring a concrete bottom layer: the ground is cut into a pit, raw materials such as stones, cement, water and the like are stirred and mixed according to a certain proportion, after the mixing is finished, a spade is used for flatly paving the mixed raw materials at the bottom of the pit bottom to form a concrete bottom layer, and the top wall of the concrete bottom layer is sealed and covered with an SBS waterproof roll to form a waterproof layer.
S3, burying: wait for a plurality of hours, after the concrete solidifies, place fixed case just on the concrete bottom to place the wire be connected in the waterproof layer with the alarm and with battery body, stretch out the both ends export of water pipe to the pot head, continue to make the concrete, stir the mixture according to certain proportion with stone, cement, water and sand etc. and tile the roof at fixed case after the mixture finishes.
And S4, ending: in the process of laying, pay attention to terrace height standard around for solar panel and blade are in the top of concrete, wait for a plurality of hours after the concrete solidifies, fix the roof at the concrete with the water pump, are connected fixedly with the water pump with the one end that the water pipe stretches out.
Compared with the prior art, the invention has the advantages that:
1: through setting up solar panel, fan and bearing isotructure for solar panel absorbs light energy and turns into the electric energy with light energy and saves, when the car traveles on the road, when passing the blade, will drive the blade and rotate under the effect of distinguished and admirable, thereby make the axis of rotation drive the fixed plate and rotate, make the cleanness clean solar panel, make solar panel can be in the operating condition of preferred all the time.
2: through setting up spring, baffle, second switch isotructure, equidistant multistage is separated into with the water pipe to the baffle, when the condition of leaking appears in certain section, under the effect of the impact force of rivers itself and the gravity of water itself in the water pipe this moment, the tablet will move down, when touching the second switch, the second switch will act on the water pump, makes its stop work, avoids continuously leaking water pressure and causes the damage to the stationary box.
3: through setting up first switch, alarm isotructure, when a certain section of water pipe leaked, the tablet in the response intracavity moved down this moment and touches first switch, and the alarm will send the warning to give wireless transceiver module with the signal transmission, wireless transceiver module gives penetrating position display device with data transfer, thereby makes the staff confirm the position that leaks.
Drawings
FIG. 1 is a schematic structural diagram of a leakage positioning system for an underground fire-fighting pipeline in a city according to the present invention;
FIG. 2 is an enlarged schematic view of part A of the leakage positioning system for the underground fire-fighting pipeline in the city according to the present invention;
FIG. 3 is an enlarged schematic view of part B of the system for locating leakage in an underground fire-fighting pipeline in a city according to the present invention;
FIG. 4 is a flow chart of the working principle of the leakage positioning system for the underground fire-fighting pipeline in the city according to the present invention;
FIG. 5 is a flow chart of a construction method of an underground fire-fighting pipeline in the city according to the present invention.
In the figure: the device comprises a fixed box 1, a water pipe 2, a partition plate 3, a concrete body 4, a water pump 5, a fixed rod 6, a solar panel 7, a bearing 8, a rotating shaft 9, blades 10, a fixed plate 11, a cleaning handle 12, an induction plate 13, a spring 14, a fixed block 15, a first switch 16, a second switch 17, an alarm 18, a storage battery body 19 and an induction cavity 20.
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. 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.
Referring to fig. 1-5, a city underground fire pipeline seepage positioning system, including concrete body 4, fixed case 1 has been buried underground in concrete body 4, fixed case 1 runs through to be fixed with water pipe 2, fixed case 1 equidistant welding has a plurality of baffles 3, baffle 3 separates into equidistant multistage with water pipe 2, be convenient for reveal the back to revealing the location of position, a plurality of baffles 3 all run through water pipe 2, concrete body 4's roof is fixed with water pump 5, water pump 5 is used for the work of drawing water, water pump 5 runs through fixedly with water pipe 2, the roof welding of fixed case 1 has dead lever 6, response chamber 20 is constituteed jointly to adjacent baffle 3, dead lever 6 is connected with power storage device, response 20 in-chamber connection induction system.
The electric power storage device comprises a solar panel 7, the solar panel 7 is fixedly connected with the top wall of a fixing rod 6, a bearing 8 is fixed on the top wall of the solar panel 7, the bearing 8 is rotatably connected with a rotating shaft 9, when blades 10 rotate, the rotating shaft 9 is allowed to rotate through the action of the bearing 8 so as to drive a cleaning handle 12 to rotate, the top wall of the rotating shaft 9 is symmetrically welded with two blades 10 and two fixing plates 11, the bottom walls of the fixing plates 11 are fixedly glued with the cleaning handle 12, a storage battery body 19 is fixedly arranged on the bottom wall of the solar panel 7, the solar panel 7 absorbs light energy and converts the light energy into electric energy and transmits the electric energy into the storage battery body 19 for storage, when an automobile runs on the road, the blades 10 rotate under the action of wind flow when passing through the solar panel 7, so that the rotating shaft 9 drives the fixing plates 11 to rotate, so that the cleaning handle 12 cleans the solar panel 7, cleans dust on the surface of the solar panel 7, and cleans the solar panel 7, so that the solar panel 7 can be always in a better working state.
The sensing device comprises a plurality of sensing plates 13, the sensing plates 13 are respectively connected to the side walls of a sensing cavity 20 in a sealing and sliding mode, springs 14 are fixed to the bottom wall of the sensing cavity 20 in a welding mode, after the position of leakage of the water pipe 2 is processed and accumulated water in the sensing cavity 20 is discharged, the sensing plates 13 are enabled to be restored to the original position under the action of the springs 14, therefore, the detection work of the position of leakage is facilitated next time, the other ends of the springs 14 are fixed to the bottom wall of the sensing plates 13 in a welding mode, fixing blocks 15 are fixed to the symmetrical side walls of the sensing cavity 20, a first switch 16 is fixed to the top wall of one fixing block 15, a second switch 17 is fixed to the top wall of the other fixing block 15, an alarm 18 is fixed to the bottom wall of the sensing cavity 20, when water leakage occurs in a certain section, the sensing plates 13 move downwards under the impact force of water flow in the water pipe 2 and the gravity of the water flow at the moment, when touching second switch 17, second switch 17 will act on water pump 5, makes its stop work, avoids continuously leaking the water pressure and causes the damage to fixed case 1 to avoid leaking the continuous waste of back water resource, comparatively environmental protection.
The first switch 16 and the second switch 17 are both positioned on the bottom wall of the induction plate 13, the first switch 16 is electrically connected with the alarm 18, the storage battery body 19 supplies power to the alarm 18 to avoid the waste of external power, the second switch 17 is electrically connected with the water pump 5, the cleaning handle 12 is abutted against the top wall of the solar panel 7, the solar panel 7 is electrically connected with the storage battery body 19, the storage battery body 19 is electrically connected with the plurality of alarms 18, the water pipe leakage monitoring device further comprises a leakage position display device for displaying the leakage position of the water pipe 2, the leakage position display device is electrically connected with a wireless transceiver module, the wireless transceiver module is electrically connected with the plurality of alarms 18, when a certain section of the water pipe 2 leaks, the induction plate 13 in the induction cavity 20 moves downwards to touch the first switch 16 at the moment, the alarm 18 sends out an alarm when a circuit is switched on, and transmits a signal to the wireless transceiver module, the wireless transceiver module transmits the data to the leakage position display device, therefore, the worker can confirm the position of the water leakage, the lead is embedded in the concrete body 4, the waterproof layer is arranged on the outer side of the lead, the lead is protected, and the phenomenon that the lead is electrically shocked due to water leakage is avoided.
A construction method of an urban underground fire-fighting pipeline is provided, and a leakage positioning system of the urban underground fire-fighting pipeline is installed, and comprises the following steps:
s1, preparing: the lateral wall of 2 with the water pipe runs through the veneer and is fixed with a plurality of baffles 3, and a plurality of baffles 3 equidistant set up, then with fixed case 1 with the lateral wall welded fastening of baffle 3 to make 2 of water pipe pass fixed case 1, weld at the roof of fixed case 1 and have dead lever 6, fix solar panel 7 and fixed case 1, be provided with induction system and power storage device in the fixed case 1 this moment.
S2, pouring a concrete bottom layer: the ground is cut into a pit, raw materials such as stones, cement, water and the like are stirred and mixed according to a certain proportion, after the mixing is finished, a spade is used for flatly paving the mixed raw materials at the bottom of the pit bottom to form a concrete bottom layer, and the top wall of the concrete bottom layer is sealed and covered with an SBS waterproof roll to form a waterproof layer.
S3, burying: wait for a plurality of hours, after the concrete solidifies, place just on the concrete bottom with fixed case 1 to place the wire of being connected in the waterproof layer with alarm 18 and with battery body 19, stretch the both ends export of water pipe 2 to the pot body, continue to make the concrete, stir the mixture according to certain proportion with stone, cement, water and sand etc. and tile the roof at fixed case 1 after the mixture finishes.
And S4, ending: in the process of laying, pay attention to the terrace height standard around for solar panel 7 is in the top of concrete with blade 10, waits for a plurality of hours after the concrete solidifies, fixes water pump 5 at the roof of concrete, is connected fixedly with water pump 5 with the one end that water pipe 2 stretches out.
According to the invention, the water pipe 2 is uniformly divided into a plurality of sections under the action of the plurality of partition plates 3, when a certain part in the water pipe 2 leaks water, the sensing plate 13 moves downwards under the action of the impact force of the water flow body and the gravity of the water flow body, when the sensing plate 13 compresses the spring 14 and moves downwards to touch the first switch 16 and the second switch 17, the second switch 17 acts on the water pump 5 at the moment to stop the water pump 5, so that the waste of water resources is reduced, the first switch 16 acts on the alarm 18, so that the alarm 18 transmits an alarm signal to the wireless transceiver module, and the wireless transceiver module transmits data to the penetration position display device, so that a worker can conveniently confirm the position of the water leakage and process the water leakage.
Water pipe 2 is in daily working process, change solar energy into the electric energy through solar panel 7, and carry and save to storage battery body 19 in, storage battery body 19 supplies power to a plurality of alarms 18, when the vehicle traveles on the road, blade 10 will rotate under the effect of air current this moment, thereby drive axis of rotation 9 and rotate, axis of rotation 9 drives fixed plate 11 and rotates, the cleanness carries out cleaning treatment to 12 surface to solar panel 7, thereby make solar panel 7 exert better energy storage effect all the time, comparatively environmental protection.
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 (5)

1. The urban underground fire fighting pipeline leakage positioning system comprises a concrete body (4) and is characterized in that a fixing box (1) is buried in the concrete body (4), a water pipe (2) penetrates through and is fixed on the fixing box (1), a plurality of partition plates (3) are welded on the fixing box (1) at equal intervals and are multiple, the partition plates (3) all penetrate through the water pipe (2), a water pump (5) is fixed on the top wall of the concrete body (4), the water pump (5) and the water pipe (2) penetrate through and are fixed, a fixing rod (6) is welded on the top wall of the fixing box (1), the adjacent partition plates (3) jointly form an induction cavity (20), the fixing rod (6) is connected with an electric power storage device, an induction device is connected in the induction cavity (20), the induction device comprises a plurality of induction plates (13), and the induction plates (13) are respectively connected on the side wall of the induction cavity (20) in a sealing and sliding manner, the diapire welded fastening of response chamber (20) has spring (14), the other end of spring (14) all with the diapire welded fastening of tablet (13), the symmetry lateral wall of response chamber (20) all is fixed with fixed block (15), one of them the roof of fixed block (15) is fixed with first switch (16), another the roof of fixed block (15) is fixed with second switch (17), the diapire of response chamber (20) all is fixed with alarm (18), first switch (16) all is located the diapire of tablet (13) with second switch (17), first switch (16) and alarm (18) electric connection, second switch (17) and water pump (5) electric connection.
2. The urban underground fire fighting pipeline leakage positioning system according to claim 1, wherein the power storage device comprises a solar panel (7), the solar panel (7) is fixedly connected with the top wall of the fixing rod (6), a bearing (8) is fixed on the top wall of the solar panel (7), a rotating shaft (9) is rotatably connected with the bearing (8), two blades (10) and two fixing plates (11) are symmetrically welded on the top wall of the rotating shaft (9), cleaning handles (12) are glued and fixed on the bottom walls of the fixing plates (11), and a storage battery body (19) is fixedly arranged on the bottom wall of the solar panel (7).
3. The urban underground fire fighting pipeline leakage positioning system according to claim 2, wherein the cleaning handle (12) abuts against the top wall of the solar panel (7), the solar panel (7) is electrically connected with the storage battery body (19), and the storage battery body (19) is electrically connected with the plurality of alarms (18).
4. The urban underground fire fighting pipeline leakage positioning system according to claim 3, further comprising a leakage position display device for displaying the leakage position of the water pipe (2), wherein the leakage position display device is electrically connected with a wireless transceiver module, and the wireless transceiver module is electrically connected with the plurality of alarms (18).
5. The urban underground fire fighting pipeline leakage positioning system according to claim 4, wherein a wire is buried in the concrete body (4), and a waterproof layer is arranged on the outer side of the wire.
CN202110889396.XA 2021-08-04 2021-08-04 Urban underground fire-fighting pipeline leakage positioning system and construction method thereof Active CN113775940B (en)

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Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3213821A1 (en) * 1982-04-15 1983-10-27 kabelmetal electro GmbH, 3000 Hannover Pipeline for transporting media harmful to the environment, and method of producing and laying the same
CA1316579C (en) * 1985-10-29 1993-04-20 Nicholas Ernest Butts Subterranean tank leak containment and detection system and method
CN105465613B (en) * 2015-11-19 2018-02-23 中建七局第二建筑有限公司 Urban underground water drainage pipe road leakage orienting system and its construction method
CN110081314B (en) * 2019-04-10 2021-03-16 苏州经贸职业技术学院 Underground water pipe safety monitoring system
CN210860683U (en) * 2019-11-14 2020-06-26 宜宾中鸿科技有限公司 Automatic alarm anti-leakage device
CN211124866U (en) * 2019-12-13 2020-07-28 苏州同维文化传媒有限公司 Energy-concerving and environment-protective multi-functional propaganda bill-board
CN211479246U (en) * 2020-04-09 2020-09-11 唐山万山建筑工程有限公司 Movable solar fire alarm
CN212456621U (en) * 2020-06-04 2021-02-02 江苏瑞澜光电科技有限公司 Lithium battery solar street lamp with wind power cleaning device
CN112032573A (en) * 2020-09-11 2020-12-04 山东水发黄水东调工程有限公司 Water pipeline leakage monitoring system and method
CN213361930U (en) * 2020-09-17 2021-06-04 广东昌旺建设有限公司 Municipal drainage pipeline
CN213118503U (en) * 2020-09-18 2021-05-04 梁灿辉 Urban water supply pipe network monitoring device
CN213272077U (en) * 2020-10-19 2021-05-25 广东轻工职业技术学院 Water leakage recognition device for tap water pipeline

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