CN112281923A

CN112281923A - High-safety cable well

Info

Publication number: CN112281923A
Application number: CN202011152498.5A
Authority: CN
Inventors: 陈晓丹; 李大钊; 李德; 游国峰; 邓建杨
Original assignee: Fujian Jianglong Water Conservancy And Hydropower Engineering Co ltd
Current assignee: Fujian Jianglong Water Conservancy And Hydropower Engineering Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-01-29

Abstract

The utility model relates to a cable shaft of high security relates to cable corollary equipment's technical field, and it includes the well body, and the well body sets up in the top opening and the ground parallel and level of the below ground and well body, the inner wall of the well body is provided with near top opening position department and places the boss, places to have set up the well lid on the boss, and well body inner wall is provided with waterproof in the position department of placing below the boss, and waterproof includes horizontal crown plate and vertical crown plate, and the one end of horizontal crown plate is fixed with well body inner wall, and the one end rigid coupling of vertical crown plate deviates from the one end of well body inner wall in horizontal crown plate, and the other end of vertical crown plate is vertical upwards, and the annular has been seted up to the bottom of well lid, and in the annular was inserted on the top of vertical crown plate, the body that absorbs water. This application has the effect that improves the security of cable shaft.

Description

High-safety cable well

Technical Field

The application relates to the field of cable corollary equipment, especially, relate to a high security cable shaft.

Background

A cable well is an underground inspection well which plays a role in construction and installation or maintenance after completion of a cable burying project. Generally, when a cable line is laid, a cable well needs to be arranged at intervals, and the importance of the cable well is self-evident.

Among the correlation technique, the cable shaft includes that the well body and lid establish the well lid at well body top end opening part, and the well body sets up in the below ground, and the top and the ground parallel and level of the well body, and the internal portion of well is used for holding all kinds of cables.

Aiming at the related technologies, the inventor thinks that the sealing effect inside the well body is mostly determined by the sealing performance between the well cover and the well body, and in rainy days, due to the poor sealing performance between the well cover and the well body, rainwater easily enters the well body to seriously affect the power cable, and the phenomena of electric leakage and fire disaster even occur, so that the safety of the cable well is greatly reduced.

Disclosure of Invention

In order to improve the security of cable shaft, this application provides the cable shaft of a high security.

The application provides a cable shaft of high security adopts following technical scheme:

the utility model provides a cable shaft of high security, includes the well body, the well body sets up in the top opening and the ground parallel and level of the below ground and well body, the inner wall of the well body is provided with near top opening position department and places the boss, place and set up the well lid on the boss, well body inner wall is provided with waterproof in the position department of placing below the boss, waterproof includes horizontal crown plate and vertical crown plate, the one end and the well body inner wall of horizontal crown plate are fixed, the one end rigid coupling of vertical crown plate deviates from the one end of well body inner wall in horizontal crown plate, the other end of vertical crown plate is vertical upwards, the annular has been seted up to the bottom of well lid, the top of vertical crown plate is inserted in the annular, the body that absorbs water that is used for absorbing moisture has been placed to horizontal.

By adopting the technical scheme, after the well body construction is finished, various cable wires are positioned in the cable well, the well cover is covered on the top end opening of the well body, the well cover is abutted against the placing boss, when water flows exist on the ground, part of the water flows can flow into the well body from a gap between the edge of the well cover and the inner wall of the well body, the water flows into the well body can be retained by a cavity formed by the horizontal ring plate and the vertical ring plate, and the top end of the vertical ring plate is inserted into the inverted ring groove, so that the water flows can further temporarily exist among the horizontal ring plate, the vertical ring plate and the inner wall of the well body, the sealing performance is improved, meanwhile, the water can be absorbed by the water absorption body, the water cannot be contacted with the cable wires in the well body, the protection strength on the cable wires is improved, the cable wires are not easy to corrode and damage, the possibility of electric leakage and the cable being burnt by short, thereby greatly improving the overall safety of the cable well.

Optionally, horizontal crown plate upper surface interval is fixed with a plurality of filter screens of separating, and the both sides of separating the filter screen are fixed with well body inner wall and vertical crown plate inner wall respectively, and the body that absorbs water is provided with a plurality ofly, and a plurality ofly absorbs water the body branch and locate between the adjacent filter screen of separating.

Through adopting above-mentioned technical scheme, separate the setting of filter screen for the cavity that horizontal crown plate, vertical crown plate and well internal wall are constituteed can be separated into a plurality of mutually independent units, and the body that absorbs water is placed to every independent unit inside, thereby makes the body that absorbs water can obtain effectual fixed, improves the stable water absorption effect that absorbs water the body, and a plurality of filter screens of separating can play certain filtering action, reduce the flow of impurity and pile up, ensure the water absorption effect that absorbs water the body.

Optionally, a plurality of water drainage tank have been seted up to the internal wall of well, and water drainage tank one end is located horizontal plate body top, and the other end sets up downwards towards the direction slope that deviates from the well body, all inserts in a plurality of water drainage tank and is equipped with the drain pipe, and a plurality of drain pipes deviate from the one end intercommunication of the well body and have buried underground in the drainage house steward underground.

Through adopting above-mentioned technical scheme, collected the moisture between horizontal crown plate and vertical crown plate, partly absorbed by the body that absorbs water, some moisture can be through the water drainage tank discharge downwards and collected in the drainage main, finally through the drainage main arrange to sewer pipe in to make moisture can be eliminated fast, reduce moisture at the internal storage capacity of well, improved the waterproof ability to the internal portion of well greatly.

Optionally, place boss fixed surface and be provided with a plurality of barrier plates, the lower surface of well lid is seted up a plurality of and barrier plate grafting complex block the groove.

Through adopting above-mentioned technical scheme, a plurality of barrier plates and the grafting cooperation that blocks the groove that corresponds for the back is established to the well lid, and the circulation route extension of moisture has improved the lid between well lid and the well body and has closed the leakproofness, thereby makes moisture be difficult for getting into the well internal portion more, improves the protective capacities to the internal wire and cable of well, improves the internal portion security of well.

Optionally, the height of the plurality of blocking plates gradually decreases towards the direction close to the center of the well body.

Through adopting above-mentioned technical scheme, the height of a plurality of barrier plates reduces towards the direction that is close to well body center gradually for the barrier plate can form cascaded the stopping to blockking of rivers, improves the effect that blocks of rivers, and then has improved the waterproof ability of the internal portion of well, ensures that the cable wire of the internal portion of well obtains effectual protection.

Optionally, a vertical water collecting tank is arranged on the top surface of the blocking plate, and a water absorption auxiliary body is placed in the water collecting tank.

Through adopting above-mentioned technical scheme, set up the water catch bowl at the top surface of barrier plate, consequently make rivers when the flow through the barrier plate top, can enter into the water catch bowl in, then absorbed by the auxiliary body that absorbs water, thereby when the route of flowing through of extension rivers, further improve the absorption efficiency of moisture, reduce the moisture content that enters into the internal portion of well by a wide margin, the internal portion of well cable wire obtains more effective protection, improves the internal security of well.

Optionally, a plurality of water inlets communicated with the inside of the water collecting tank are formed in the circumferential surface of the blocking plate.

By adopting the technical scheme, when water flows through the blocking groove, one part of the water can directly enter the water collecting tank from the water inlet hole, so that the water absorption efficiency of the water absorption auxiliary body in the water collecting tank is improved, and the waterproof capacity of the well body is further improved.

Optionally, the well body is internally provided with an electric isolation plate, and the electric isolation plate divides the well body into a strong current area for placing a strong current cable and a weak current area for placing a weak current cable.

Through adopting above-mentioned technical scheme, because the internal portion of well often has forceful electric power cable and light current cable, the item that needs the attention when the operational environment of the two is different, overhauls is different, consequently distinguishes and places the personnel's operation that can be convenient for overhaul, improves and overhauls the security, and the setting of electric power division board has apparent meaning and effect in maintenance work.

Optionally, a supporting plate is erected at the top end of the electric power isolation plate, the supporting plate is horizontally arranged, a butt joint groove is formed in the bottom surface of the supporting plate, the top end of the electric power isolation plate is inserted into the butt joint groove, and the top surface of the supporting plate is abutted to the lower surface of the well lid.

Through adopting above-mentioned technical scheme, the well lid is located the top end opening back of the well body, and its main stress point is with the butt department of placing the boss, when pedestrian or vehicle pass through the well lid surface, causes well lid edge local atress very easily, can appear the well lid after long-time and damage, and the security is relatively poor. The setting of backup pad can make the well lid obtain more comprehensive support, and the lid that improves the well lid establishes stability, also can further improve the leakproofness between the well lid and the well body simultaneously, has indirectly improved the internal security of well.

Optionally, the lower surface of well lid has seted up the constant head tank, and the fixed surface of backup pad is provided with the location arch with the constant head tank complex of pegging graft.

Through adopting above-mentioned technical scheme, when the backup pad supported the well lid, the location arch inserted to the constant head tank in to form reliable and stable support cooperation between feasible backup pad and the well lid, improve the support dynamics to the well lid.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the waterproof piece is arranged on the inner wall of the well body at the position below the placement boss, so that the waterproof capability between the well cover and the well body is improved, the moisture entering the well body is reduced, the protection strength of a cable and a wire in the well body is improved, and the safety is further improved;

2. the inner wall of the well body is provided with the plurality of drainage grooves, and the drainage pipes are inserted in the drainage grooves, so that moisture collected by the waterproof part can be smoothly discharged, the drainage capacity in the well body is improved, the cable and the wire in the well body cannot be wetted and corroded, and the safety is indirectly improved;

3. through placing boss fixed surface and setting up a plurality of barrier plates, set up a plurality ofly at the lower surface of well lid and block board grafting complex and block the groove, further reduce the moisture content that enters into the internal portion of well, and then indirectly improve the security in the well body.

Drawings

FIG. 1 is a schematic diagram of a wireline well according to an embodiment of the present disclosure;

FIG. 2 is a schematic cross-sectional view of a wireline well in an embodiment of the present application;

FIG. 3 is an enlarged partial schematic view at A in FIG. 2;

fig. 4 is a schematic partial explosion diagram of an embodiment of the present application.

Description of reference numerals: 1. a well body; 11. placing a boss; 2. a well cover; 21. a ring groove; 22. a blocking groove; 23. positioning a groove; 3. a waterproof member; 31. a horizontal ring plate; 311. separating the filter screens; 32. a vertical ring plate; 4. a water absorbent body; 5. a water discharge tank; 51. a drain pipe; 52. a main drain pipe; 6. a blocking plate; 61. a water collection tank; 62. a water absorption auxiliary body; 63. a water inlet hole; 7. a power isolation plate; 71. a ferroelectric region; 72. a weak current region; 73. an access door; 8. a support plate; 81. a butt joint groove; 82. and a positioning projection.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses cable shaft of high security. Referring to fig. 1, including the well body 1, the well body 1 is installed in the below ground, and the top opening of the well body 1 is parallel and level with ground, and the top opening lid of the well body 1 is equipped with well lid 2.

Combine fig. 2 and fig. 3, the inner wall of the well body 1 is being provided with near self top opening part and placing boss 11, places boss 11 and is the ring form setting, and the lower surface of well lid 2 is set up and is being placed boss 11 surface, and the upper surface and the ground parallel and level of well lid 2. The inner wall of the well body 1 is provided with the waterproof piece 3 near the position of placing the boss 11, and the setting of the waterproof piece 3 can reduce the content that the moisture that permeates from the 2 edges of well lid and the 1 junction of the well body enters into the well body 1 inside to improve the protection dynamics to the cable wire of the well body 1 inside.

Combine fig. 2 and fig. 3, waterproof piece 3 includes horizontal crown plate 31 and vertical crown plate 32, horizontal crown plate 31 is the ring form, and the one end and the 1 inner wall fixed connection of well body of horizontal crown plate 31, the other end of horizontal crown plate 31 extends towards 1 central direction level of well body, vertical crown plate 32 is fixed near the one end at 1 center of well body with horizontal crown plate 31, and vertical crown plate 32 is vertical sets up, thereby form a water storage area that is used for accepting moisture through 1 inner wall of well body, horizontal crown plate 31 and vertical crown plate 32. The top height of vertical crown plate 32 surpasses the height at which place boss 11 belongs to, and annular 21 that supplies vertical crown plate 32 top to penetrate is offered just to the position department of vertical crown plate 32 to well lid 2 to make well lid 2 the leakproofness improve greatly after the lid closes.

As shown in fig. 3, the fixed surface of the upper surface of horizontal ring board 31 is provided with the separation filter screen 311 that a plurality of intervals set up, the both sides of separating filter screen 311 are fixed with 1 inner wall of well body and vertical ring board 32 inside wall respectively, it has seted up a plurality of filtration pores to separate on the filter screen 311, the body 4 that absorbs water has been placed to the upper surface of horizontal ring board 31, the body 4 that absorbs water can adopt the better material of water absorption performance, like water-absorbing resin, the body 4 that absorbs water includes a plurality ofly, and a plurality of bodies 4 that absorb water hug closely each other and set up in order to be full of the water storage area that whole horizontal ring board 31 and vertical ring board 32 constitute, it can be spaced each other with a plurality of bodies 4 that absorb water to separate the setting of filter screen 311, the fixed effect of the body 4. When moisture flowed into to the water storage region in from the gap between 2 edges of well lid and the 1 inner wall of the well body, the body 4 that absorbs water can fully absorb moisture to reduce the moisture content that gets into the 1 inside of the well body, thereby improved the protection dynamics to the cable wire of the 1 inside of the well body, and then ensured the security of the 1 inside of the well body.

Referring back to fig. 2, the inner wall of the well body 1 is provided with a drainage groove 5, one end of the drainage groove 5 is communicated with the inner wall of the well body 1, the height of the end where the drainage groove 5 is communicated with the inner wall of the well body 1 is not lower than the height of the upper surface of the horizontal annular plate 31, the other end of the drainage groove 5 is inclined downwards towards the direction deviating from the well body 1 and is communicated with the outside of the well body 1, a drainage pipe 51 is inserted into the drainage groove 5, and one end of the drainage pipe 51 deviating from the well body 1 is communicated with a drainage main pipe 52. In this embodiment, the drainage grooves 5 and the corresponding drainage pipes 51 are all provided in plural, the drainage main pipe 52 is annularly arranged around the well body 1, the drainage pipes 51 are all communicated with the drainage main pipe 52, and the drainage main pipe 52 is communicated with a drainage pipeline. Consequently the rainwater gets into back between horizontal crown plate 31 and the vertical crown plate 32, on the one hand absorb water body 4 can absorb water partial moisture, reduce the moisture content of flowing, on the other hand, moisture also can be along the drain pipe 51 arrange the drainage house steward 52 in, finally arrange to the sewer pipe from drainage house steward 52 in, thereby reduce moisture and remain, further improve waterproof ability, and then improve the protective capacities to the cable wire, consequently the cable wire can not drenched easily, corrode, the inside security performance of well body 1 effectively improves.

Referring to fig. 2 and 3, a plurality of vertically arranged blocking plates 6 are fixedly arranged on the upper surface of the placing boss 11, the blocking plates 6 are all annularly arranged, the heights of the blocking plates 6 are gradually reduced along the direction towards the center of the well body 1, a plurality of blocking grooves 22 which are in one-to-one insertion fit with the blocking plates 6 are arranged on the lower surface of the well lid 2, and the depth of the blocking groove 22 becomes shallow gradually along the direction towards the center of the well lid 2, and the blocking plate 6 is in insertion fit with the blocking groove 22, so that on one hand, the installation of the well lid 2 is effectively positioned, the installation stability is higher, on the other hand, in the process that moisture flows into the well body 1, the circulation path is greatly prolonged, the sealing effect after the well cover 2 and the well body 1 are covered is further improved, the protection strength to the cable and the wire is indirectly improved, so that the cable and the wire are not easily affected with damp, corroded and damaged, and the safety inside the well body 1 is ensured.

As shown in fig. 3, a vertical water collecting tank 61 is provided on the upper surface of the blocking plate 6, a water absorption auxiliary body 62 is placed in the water collecting tank 61, the water absorption auxiliary body 62 can be made of a material with high water absorption performance, such as water absorption resin, a plurality of water inlet holes 63 are provided on the circumferential surface of the blocking plate 6, and the water inlet holes 63 are communicated with the inside of the water collecting tank 61. When moisture gets into and blocks in the groove 22, on the one hand directly enter into inside the water catch bowl 61 through inlet opening 63, on the other hand can get into the water catch bowl 61 from the top of barrier plate 6, and then absorbed by the inside water absorption auxiliary body 62 of water catch bowl 61, has improved the dynamics of blockking of moisture greatly, reduces the moisture and gets into the inside content of well body 1 to the indirect protection dynamics and the inside security of well body 1 that have improved the cable wire.

As shown in fig. 2, the power isolation board 7 is arranged inside the well body 1, the power isolation board 7 is vertically arranged, two ends of the power isolation board 7 are respectively fixed to the inner wall of the well body 1, the power isolation board 7 divides the inside of the well body 1 into a strong current area 71 and a weak current area 72 which are mutually independent, the strong current area 71 is used for placing a strong current cable, and the weak current area 72 is used for placing a weak current cable, so that the strong current cable and the weak current cable are separated, subsequent maintenance work is facilitated, and the strong current cable and the weak current cable need to be noticed in the maintenance work and are different in items, so that the separation can also improve the safety of subsequent maintenance.

As shown in fig. 2, the power isolation plate 7 is provided with a through hole at a position close to the bottom of the well body 1, and the through hole is hinged with an access door 73, so that an access worker can enter a strong current area 71 or a weak current area 72 from the access door 73, and the convenience of maintenance is improved.

Combine fig. 2 and fig. 4, the top of electric power division board 7 is provided with backup pad 8, and the upper surface of backup pad 8 and the lower surface butt of well lid 2 are in order to be used for supporting well lid 2, and the lower surface of backup pad 8 has just seted up butt groove 81 in the position department to electric power division board 7, thereby the top of electric power division board 7 inserts in butt groove 81 and supports backup pad 8, and the edge and the vertical crown plate 32 butt of electric power division board 7.

As shown in fig. 2, a hemispherical positioning protrusion 82 is fixedly disposed at a central position of the upper surface of the support plate 8, and a positioning groove 23 clamped and matched with the positioning protrusion 82 is disposed on the lower surface of the well lid 2 facing the positioning protrusion 82. When the backup pad 8 supported well lid 2, because the joint cooperation of location arch 82 and constant head tank 23 can make well lid 2's support more accurate, support stability further improves.

The implementation principle of the cable shaft of this application embodiment a high security does: when the well lid 2 is covered on the placing boss 11, the vertical ring plate 32 is inserted into the ring groove 21, the blocking plates 6 are respectively inserted into the blocking grooves 22, and the water absorption bodies 4 in the horizontal ring plate 31 and the water absorption auxiliary bodies 62 in the water collecting groove 61 are ensured to be installed in advance. When moisture flows through a gap between the well lid 2 and the well body 1, the moisture is firstly blocked by the plurality of blocking plates 6, a water flow path is prolonged, and water can enter the water collecting tank 61 in the flowing process and is absorbed by the water absorption auxiliary body 62 in the water collecting tank 61, so that the content of the moisture entering the well body 1 is reduced; along with the further flow of moisture, moisture enters into the water storage area that horizontal crown plate 31, vertical crown plate 32 and well body 1 inner wall constitute to by the body 4 that absorbs water further absorbs, when the moisture content in the water storage area is more, can follow inside the drain pipe 51 discharge well body 1, thereby greatly reduced the inside moisture content of well body 1, effectively protected the inside cable wire of well body 1 not receive moisture erosion, corruption, thereby improved the inside security of cable wire and well body 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a cable shaft of high security, includes the well body (1), and the well body (1) sets up in below ground and the top opening and the ground parallel and level of the well body (1), its characterized in that: the inner wall of the well body (1) is provided with near top end opening position and places boss (11), place and set up well lid (2) on boss (11), well body (1) inner wall is provided with waterproof piece (3) placing boss (11) below position department, waterproof piece (3) are including horizontal crown plate (31) and vertical crown plate (32), the one end and the well body (1) inner wall of horizontal crown plate (31) are fixed, the one end rigid coupling of vertical crown plate (32) deviates from the one end of well body (1) inner wall in horizontal crown plate (31), the other end of vertical crown plate (32) is vertical upwards, annular (21) have been seted up to the bottom of well lid (2), insert in annular (21) on the top of vertical crown plate (32), the body (4) that absorb water have been placed to horizontal crown plate (31) upper surface.

2. A high safety cable well according to claim 1, wherein: horizontal crown plate (31) upper surface interval is fixed with a plurality of filter screens (311) of separating, and the both sides of separating filter screen (311) are fixed with well body (1) inner wall and vertical crown plate (32) inner wall respectively, and the body (4) that absorb water is provided with a plurality ofly, and a plurality ofly absorbs water body (4) branch and locate between adjacent filter screen (311) of separating.

3. A high safety cable well according to claim 1, wherein: a plurality of water drainage grooves (5) have been seted up to well body (1) inner wall, water drainage groove (5) one end is located horizontal plate body top, and the other end sets up downwards towards the direction slope that deviates from well body (1), all inserts in a plurality of water drainage grooves (5) and is equipped with drain pipe (51), and the one end intercommunication that a plurality of drain pipe (51) deviate from well body (1) is buried underground in underground main sewer (52).

4. A high safety cable well according to claim 1, wherein: place boss (11) fixed surface and be provided with a plurality of barrier plates (6), the lower surface of well lid (2) is seted up a plurality of and barrier plate (6) grafting complex block groove (22).

5. A high safety cable well according to claim 4, wherein: the heights of the blocking plates (6) are gradually reduced towards the direction close to the center of the well body (1).

6. A high safety cable well according to claim 4, wherein: the top surface of the barrier plate (6) is provided with a vertical water collecting tank (61), and a water absorption auxiliary body (62) is placed in the water collecting tank (61).

7. A high safety cable well according to claim 5, wherein: the circumferential surface of the blocking plate (6) is provided with a plurality of water inlet holes (63) communicated with the inside of the water collecting tank (61).

8. A high safety cable well according to claim 1, wherein: the well body (1) is internally provided with an electric power isolation plate (7), and the electric power isolation plate (7) divides the interior of the well body (1) into a strong electric area (71) for placing a strong electric cable and a weak electric area (72) for placing a weak electric cable.

9. A high safety cable well according to claim 8, wherein: backup pad (8) have been set up on the top of electric power division board (7), and backup pad (8) level sets up, and butt groove (81) have been seted up to the bottom surface of backup pad (8), and in butt groove (81) was inserted on the top of electric power division board (7), and the lower surface butt of the top surface of backup pad (8) and well lid (2).

10. A high safety cable well according to claim 9, wherein: constant head tank (23) have been seted up to the lower surface of well lid (2), and the fixed surface of backup pad (8) is provided with and pegs graft complex location arch (82) with constant head tank (23).