CN111313350A - Visual cable pit waterproof cover plate - Google Patents

Visual cable pit waterproof cover plate Download PDF

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Publication number
CN111313350A
CN111313350A CN202010204953.5A CN202010204953A CN111313350A CN 111313350 A CN111313350 A CN 111313350A CN 202010204953 A CN202010204953 A CN 202010204953A CN 111313350 A CN111313350 A CN 111313350A
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CN
China
Prior art keywords
cover plate
visual
cable trench
water stop
limiting water
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Pending
Application number
CN202010204953.5A
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Chinese (zh)
Inventor
刘庭金
叶振威
杨小平
廖强
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South China University of Technology SCUT
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South China University of Technology SCUT
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Publication date
Application filed by South China University of Technology SCUT filed Critical South China University of Technology SCUT
Priority to CN202010204953.5A priority Critical patent/CN111313350A/en
Publication of CN111313350A publication Critical patent/CN111313350A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G9/00Installations of electric cables or lines in or on the ground or water
    • H02G9/02Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
    • H02G9/025Coverings therefor, e.g. tile

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  • Photovoltaic Devices (AREA)

Abstract

The invention discloses a visual cable trench waterproof cover plate which comprises a limiting water stop cover plate and a visual cover plate covering the limiting water stop cover plate, wherein the limiting water stop cover plate and the visual cover plate are integrally in a [ -shape, the visual cover plate comprises a transparent skylight penetrating through the top bottom and a monitoring module arranged at the bottom, limiting water stop grooves are formed in the bottom and two sides of the visual cover plate, and limiting water stop tenons matched with the limiting water stop grooves are formed in the top surface and two sides of the limiting water stop cover plate. The invention can observe the condition inside the cable trench through the transparent skylight, and the monitoring module can also transmit the monitoring data to the main server end in real time. The invention solves the problem of inconvenient line inspection that the cover plate of the cable trench needs to be opened and closed with time and labor waste every time of line inspection, simultaneously improves the waterproof performance of the cable trench, avoids water accumulation in the cable trench, and greatly improves the operation safety of a power grid by combining the monitoring of the monitoring module.

Description

Visual cable pit waterproof cover plate
Technical Field
The invention relates to the field of electric power construction, in particular to a visual waterproof cover plate for a cable trench.
Background
As the demand of urban power supply is increasing, high-grade voltage lines begin to enter central areas of cities and gradually change from aerial erection to underground laying, and cable trenches are one of the most common structures for laying cable lines, so that the cable trenches are widely used for laying high-voltage cables in cities due to a series of advantages of simple civil engineering construction, low manufacturing cost, wider width compared with small-diameter cable tunnels and cable ducts and the like.
At present, the state and the safety condition of the main structure of the cable trench are realized by a traditional manual inspection mode, the internal condition of the cable trench can be seen only by opening and closing a cable trench cover plate in a manual inspection mode, time and labor are wasted, the efficiency is low and the reliability is poor only by the mode, and a specific digital monitoring means and a monitoring system are not provided. In addition, the traditional cable trench design is in consideration of economy, and the waterproof problem of the cable trench is not fully solved, so that serious water accumulation and silt accumulation occur in a plurality of cable trenches in operation at present, the problems of damaging internal high-voltage cables and the like occur, and the operation safety of a power grid is endangered constantly.
At present, the problem that the manual inspection needs to open and close the cable trench cover for line inspection is inconvenient is solved, the internal conditions of the cable trench can be observed without opening the cover of the cable trench cover disclosed by high-strength transparent cable trench cover with the application number of 201611004347.9 and visual cable trench cover applicable to transformer substations with the application number of 201910967643.6, but the cable trench cover is not applicable to the current cable trench due to the structure, the mechanical structure is complex, the popularization performance is not strong, and the functions of water prevention, monitoring and the like are not provided. The cable trench cover plate disclosed by the ' one cable trench cover plate structure ' with the application number of 201822034707.0 and the ' one sand-proof cable trench cover plate and the sand-proof cable trench with the application number of 201920229162.0 solves the problems of sealing performance of the cable trench cover plate and accumulated silt inside the cable trench cover plate, improves the waterproof performance of the cable trench from an optimized cover plate structure, but does not set a drainage channel from the angle of caulking alone, or is realized by combining a plurality of cover plates, and cannot observe the inside condition of the cable trench outside, and does not have corresponding monitoring equipment and means, and does not remove the traditional operation mode of line patrol. In addition, at present, no specific cable trench digital monitoring means and monitoring system are available for solving the problem of reliability of the traditional manual inspection mode.
Disclosure of Invention
The invention aims to provide a visual cable trench waterproof cover plate aiming at the defects of the prior art, and mainly aims to solve a series of common problems that the conventional cable trench inspection process needs to be inconvenient in line inspection by opening and closing the cover plate, the reliability of the conventional manual inspection mode is high, the interior of the cable trench is seriously accumulated with water and accumulated with silt, and the like.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a visual cable pit waterproof cover board, includes spacing stagnant water apron and the visual apron of lid on spacing stagnant water apron, and spacing stagnant water apron and visual apron all are "[" shape on the whole, visual apron is including piercing the transparent skylight of top bottom and installing in the monitoring module of bottom, visual apron bottom and both sides are equipped with spacing stagnant water recess, the top surface and the both sides of spacing stagnant water apron be equipped with spacing stagnant water recess assorted spacing stagnant water tenon, and the quantity of spacing stagnant water recess and spacing stagnant water tenon all is 2, is equipped with the water drainage tank between the spacing stagnant water tenon, and 2 spacing stagnant water recesses of visual apron interlock in order to fix with one of the spacing stagnant water tenon of 2 adjacent spacing stagnant water apron respectively. The combination well realizes the organic combination of water resistance and visualization, and the monitoring module is skillfully arranged in the cable cover plate; in addition, longitudinal and transverse drainage grooves are also arranged above the side walls at two sides of the main structure of the cable trench, and form drainage channels of the main structure of the cable trench and the limiting water stop cover plate together with the drainage grooves on the limiting water stop cover plate, and accumulated water in a gap between the external visual cover plates is discharged through the drainage channel below the external visual cover plates, so that the gap between the external visual cover plates is prevented from being directly exposed in the cable trench, and the waterproof performance of the cable trench is improved; the 2 limit water stopping grooves are respectively meshed and fixed with the 1 limit water stopping tenon close to the visual cover plate on the adjacent 2 limit water stopping cover plates below the 2 limit water stopping grooves, so that the connection performance between the two limit water stopping grooves is ensured, and the two limit water stopping grooves do not slide or misplace.
Furthermore, in order to realize visualization, the condition inside the cable trench can be observed outside without opening and closing the cable trench cover plate, the transparent skylight is positioned in the middle of the visible cover plate and penetrates through the top and the bottom of the visible cover plate, the transparent skylight comprises a protection frame serving as an outer frame and 2 transparent plates respectively arranged at the top and the bottom of the protection frame, and the internal observable function is ensured, and meanwhile, the structural reliability and the safety of the transparent skylight are also ensured.
Further, in order to monitor the inside condition of cable pit, realize its ability from the perception, carry out the monitoring work of each item index of cable pit, monitoring module includes control assembly, sets up the solar panel that is used for the power supply below transparent skylight bottom transparent plate, be used for the battery of accumulate, be used for the lighting components of cable pit illumination and be used for temperature and humidity sensor and the conflagration smoke transducer of cable pit monitoring, solar panel is connected with the battery electricity, the battery, lighting components, temperature and humidity sensor and conflagration smoke transducer all are connected with the control assembly electricity, can make full use of solar energy realize the monitoring work of each item index of self-sufficient completion cable pit to monitoring module like this, also can provide the illumination to the cable pit inside at night so that observe, directly perceived reliable.
Furthermore, be equipped with the wireless transmission subassembly that is controlled the subassembly control in the monitoring module, can carry out data transmission with outside line server end and total server end through this wireless transmission subassembly, the mode that realizes signal transmission between them is wireless mode, wherein the line server end is with being responsible for respectively behind the monitoring data gathering analysis of the monitoring module in the cable pit circuit with this circuit full line safety status and data transmission to managing the total server end of this regional all circuits again, be convenient for hierarchical operation management, clear and definite management responsibility at different levels, and the efficiency of management is improved.
Furthermore, in order to guarantee the sealing performance of the cable trench and further improve the waterproof performance of the cable trench, two sides of the two protruding limit water stopping tenons are respectively provided with water stopping rubber.
Compared with the prior art, the invention has the following remarkable effects:
(1) according to the invention, the condition inside the cable trench can be observed through the transparent skylight, the problem that the inside of the cable trench can be seen only by opening and closing the cable trench cover plate in the manual line patrol process is solved, and the complexity and potential safety hazards in the process of opening and closing the cable trench cover plate are avoided.
(2) The invention can monitor the internal condition of the cable trench, realizes the self-sensing capability of the cable trench, and solves the problem of reliability of the traditional manual inspection mode by a digital monitoring means and a monitoring system of the cable trench
(3) The invention also prevents the gap between the external visual cover plates from being directly exposed in the cable trench, ensures the sealing property of the cable trench and improves the waterproof property of the cable trench by the internal drainage channel, the arrangement of the water-stopping rubber and other modes.
(4) The solar panel can fully utilize solar energy to supply energy to the monitoring module, does not need an external power supply or other external circuits, and realizes self-sufficiency and environmental protection.
(5) The lighting assembly can provide lighting for the interior of the cable trench, particularly conveniently observe the interior condition of the cable trench during line patrol at night, and is visual and reliable.
(6) All components of the monitoring system are integrated on the monitoring module, and the integrated arrangement of the modules is convenient for the integral installation and replacement of the monitoring module and improves the integrity and stability of all components in the system.
(7) The control component firstly transmits data to the line server end of the line, and the line server end then collects and analyzes the cable duct line condition in charge of the control component and transmits the cable duct line condition to the main server end, so that the management responsibilities at all levels are determined in a hierarchical operation management mode, and the management efficiency is improved.
(8) The interfaces of the cover plate are consistent, the design and construction are guided through a modularized thought, and the cover plate is only required to be designed according to the structure size of the cable trench of the actual engineering and then is transported to the field by a factory for direct splicing.
Drawings
The invention is described in further detail below with reference to the figures and the detailed description.
FIG. 1 is a three-dimensional view of a cable trench into which the present invention is installed;
FIG. 2 is a front elevational view of a cable trench into which the present invention is installed;
FIG. 3 is a schematic view of the installation of the visual cover of the present invention;
FIG. 4 is a schematic view of the installation of the limiting water stop cover plate in the invention;
FIG. 5 is a schematic view of the combination of the visible cover plate and the limiting water-stop cover plate;
FIG. 6 is a three-dimensional view of a visual cover plate of the present invention;
FIG. 7 is a three-dimensional view of the position limiting water stop cover plate of the present invention;
FIG. 8 is a top and side view of the water stop cover plate of the present invention;
FIG. 9 is a schematic view of the combination of the visual cover plate and the monitoring module of the present invention;
FIG. 10 is a schematic view of the assembly of the transparent skylight in the vision cover of the present invention;
FIG. 11 is a schematic diagram of the operation of the components within the monitoring module of the present invention;
FIG. 12 is a schematic diagram of the data transmission of the present invention;
in the figure: 1-main structure of cable trench; 2-cable support; 3-a cable; 4-visual cover plate; 41-limiting water stopping grooves; 42-a transparent skylight; 43-protective frame; 44-a transparent plate; 5, limiting a water stop cover plate; 51-limiting water stop tenon; 52-water stop rubber; 6, a drainage groove; 7-a monitoring module; 71-solar panel; 72-a storage battery; 73-a control assembly; 74-an illumination assembly; 75-a temperature and humidity sensor; 76-fire smoke sensor; 8-line server side; 9 — Total Server side.
Detailed Description
As shown in fig. 1 and 2, the cable duct of the present invention is installed, the cable 3 is laid on the cable holder 2 installed on the main structure 1 of the cable duct, and the condition inside the cable duct can be directly observed from the outside through the transparent skylight 42 during line patrol, so that whether water is accumulated in the main structure 1 of the cable duct, the safety conditions of the cable holder 2 and the cable 3, and the like can be directly judged, and the lighting assembly 74 can provide lighting for the inside of the cable duct for convenient observation, especially during line patrol at night.
As shown in fig. 3 to 5, the limiting water-stopping cover plate 5 is firstly covered on the cable trench main structure 1 at equal intervals, and then the visible cover plate 4 is covered on the limiting water-stopping cover plate 5 to complete the installation of the cover plate, wherein 2 limiting water-stopping grooves 41 of the visible cover plate 4 are respectively engaged and fixed with the 1 limiting water-stopping tenon 51 close to the visible cover plate 4 on the adjacent 2 limiting water-stopping cover plates 5 below the visible cover plate. Spacing stagnant water apron 5 like this and visual apron 4 between not taking place the slip dislocation, still avoided the gap direct exposure between the visual apron 4 of outside to the inside of cable pit major structure 1 simultaneously, improve cable pit waterproof performance.
In the operation process of the cable trench, the drainage grooves 6 on the outer side lines of the top center and the bottom two sides of the limiting water stop cover plate 5 and the longitudinal and transverse drainage grooves 6 above the cable trench main structure 1 jointly form a drainage channel of the cable trench main structure 1, and thus, gap accumulated water between the external visual cover plates 4 is discharged through the drainage channel below.
As shown in fig. 6, 9-10, the visualization of the inside of the cable trench is realized through the transparent skylight 42 in the visual cover plate 4, wherein the transparent skylight 42 is located in the middle of the visual cover plate 4 and penetrates through the top and bottom of the visual cover plate 4, and the cable trench includes a protection frame 43 as an outer frame and 2 transparent plates 44 respectively installed at the top and bottom of the protection frame 43, so that the internal observable function is realized, and the structural reliability and safety of the transparent skylight 42 are also ensured.
The ability of self-perception among the operation process of cable pit is through setting up the monitoring work who realizes each item index of cable pit at monitoring module 7, monitoring module 7 is used for utilizing solar energy power supply solar panel 71 including setting up in transparent skylight 42 bottom transparent plate 44 below, a battery 72 for the accumulate, a lighting components 74 for the cable pit illumination and be used for temperature and humidity sensor 75 of cable pit temperature and humidity monitoring and be used for the conflagration smoke sensor 76 of the inside temperature of cable pit monitoring cable pit, monitoring module 7 adopts the design of module integration, make things convenient for the holistic installation of monitoring module 7, dismantle and change.
As shown in fig. 11 to 12, the monitoring module 7, the external line server 8 and the main server 9 are all provided with wireless transmission components, and the monitoring module 7 transmits monitoring data to the line server 8 of the line, and transmits the safety state and data of the whole line of the line to the main server 9 managing all lines in the area after summary analysis. The signal transmission modes between the two are wireless modes, and monitoring data are fed back to the line server end 8 and the main server end 9 in real time, so that the main server end 9 can make quick response to potential safety hazards endangering the power grid. Because the monitoring module 7 is internally provided with the wireless transmission component, the monitoring module can use corresponding network interconnection equipment such as a mobile phone APP and the like to check the line state and control the on/off of the lighting component 74.
The embodiments of the present invention are not limited thereto, and according to the above-mentioned contents of the present invention, other combinations and connection modes between the cable trench covers of the present invention can be provided according to the ordinary techniques and the conventional means in the field without departing from the basic technical idea of the present invention; the structural size of the cover plate can be designed and processed according to the actual engineering condition; other designs and modes are provided for realizing the waterproof and drainage of the cable trench; still other forms and embodiments of the transparent skylight; the monitoring module can be arranged on the cover plate as required; various sensors for monitoring are available in other types and models, and other installation positions and installation modes can be adopted; data may be transmitted in other than wireless transmission. Therefore, the present invention is susceptible to various modifications, substitutions and changes, and falls within the scope of the appended claims.

Claims (5)

1. A visual cable trench waterproof cover plate is characterized by comprising a limiting water stop cover plate (5) and a visual cover plate (4) covering the limiting water stop cover plate (5), wherein the limiting water stop cover plate (5) and the visual cover plate (4) are integrally in a [ -shape, the visual cover plate (4) comprises a transparent skylight (42) penetrating through the top and the bottom and a monitoring module (7) arranged at the bottom, the bottom and two sides of the visible cover plate (4) are provided with a limiting water stopping groove (41), the top surface and two sides of the limiting water stop cover plate (5) are provided with limiting water stop tenons (51) matched with the limiting water stop grooves (41), the number of the limiting water stop grooves (41) and the limiting water stop tenons (51) is 2, a drainage groove (6) is arranged between the limiting water stop tenons (51), 2 limit water stopping grooves (41) of the visual cover plate (4) are respectively meshed with one of the limit water stopping tenons (51) of the adjacent 2 limit water stopping cover plates (5) to be fixed.
2. The visual cable trench waterproofing cover plate of claim 1, characterized in that: the transparent skylight (42) is positioned in the middle of the visual cover plate (4) and comprises a protective frame (43) serving as an outer frame and 2 transparent plates (44) respectively arranged at the top and the bottom of the protective frame (43).
3. The visual cable trench waterproofing cover plate of claim 2, characterized in that: the monitoring module (7) comprises a control assembly (73), a solar panel (71) arranged below a transparent skylight (42) bottom transparent plate (44) and used for supplying power, a storage battery (72) used for storing electricity, a lighting assembly (74) used for cable trench lighting and a temperature and humidity sensor (75) and a fire smoke sensor (76) used for cable trench monitoring, wherein the solar panel (71) is electrically connected with the storage battery (72), and the storage battery (72), the lighting assembly (74), the temperature and humidity sensor (75) and the fire smoke sensor (76) are electrically connected with the control assembly (73).
4. The visual cable trench waterproofing cover plate of claim 3, characterized in that: a wireless transmission assembly controlled by the control assembly (73) is arranged in the monitoring module (7).
5. The visual cable trench waterproofing cover plate according to any one of claims 1 to 4, wherein: and water stopping rubber (52) is respectively arranged on two sides of the limiting water stopping tenon (51).
CN202010204953.5A 2020-03-22 2020-03-22 Visual cable pit waterproof cover plate Pending CN111313350A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010204953.5A CN111313350A (en) 2020-03-22 2020-03-22 Visual cable pit waterproof cover plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010204953.5A CN111313350A (en) 2020-03-22 2020-03-22 Visual cable pit waterproof cover plate

Publications (1)

Publication Number Publication Date
CN111313350A true CN111313350A (en) 2020-06-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010204953.5A Pending CN111313350A (en) 2020-03-22 2020-03-22 Visual cable pit waterproof cover plate

Country Status (1)

Country Link
CN (1) CN111313350A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111668797A (en) * 2020-06-22 2020-09-15 广东电网有限责任公司 Assembled cable pit
CN112787296A (en) * 2021-01-07 2021-05-11 安徽英乐能源互联网有限公司 Transformer substation's cable pit is with synthesizing apron
CN114156822A (en) * 2021-11-16 2022-03-08 国网浙江省电力有限公司桐庐县供电公司 Cable safety protection system based on cover plate intelligent monitoring

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111668797A (en) * 2020-06-22 2020-09-15 广东电网有限责任公司 Assembled cable pit
CN111668797B (en) * 2020-06-22 2021-08-10 广东电网有限责任公司 Assembled cable pit
CN112787296A (en) * 2021-01-07 2021-05-11 安徽英乐能源互联网有限公司 Transformer substation's cable pit is with synthesizing apron
CN112787296B (en) * 2021-01-07 2024-01-12 安徽英乐能源互联网有限公司 Comprehensive cover plate for cable trench of transformer substation
CN114156822A (en) * 2021-11-16 2022-03-08 国网浙江省电力有限公司桐庐县供电公司 Cable safety protection system based on cover plate intelligent monitoring
CN114156822B (en) * 2021-11-16 2024-02-06 国网浙江省电力有限公司桐庐县供电公司 Cable safety protection system based on apron intelligent monitoring

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