CN214850314U

CN214850314U - Cable is entered one's residence and is prevented subsiding structure

Info

Publication number: CN214850314U
Application number: CN202121439686.6U
Authority: CN
Inventors: 林水文; 林铎; 林松涛
Original assignee: Guangdong Urban Architectural Planning And Design Co ltd
Current assignee: Guangdong Urban Architectural Planning And Design Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-11-23
Anticipated expiration: 2031-06-28

Abstract

The utility model belongs to the technical field of the power construction technique and specifically relates to a cable is entered one's residence and is prevented subsiding structure is related to, it includes outer wall body, pours shaping and one side in the underground and near outer wall body's cable shaft and buries in the cable of registering one's residence in the underground, be provided with the preformed hole on outer wall body's the wall, the one end of cable of registering one's residence penetrates in the cable shaft and gets into inside outer wall body via the preformed hole, the cable of registering one's residence is provided with the reservation wire rod of certain length in the cable shaft. The cable has the effect of reducing damage to the cable due to settling.

Description

Cable is entered one's residence and is prevented subsiding structure

Technical Field

The application relates to the field of power construction technology, in particular to a cable home-entry anti-settlement structure.

Background

When cable wiring is performed in the building construction process, it is often necessary to introduce cables buried under the outdoor ground into the indoor through the wall.

Meanwhile, due to the difference of elevation between the outdoor and the indoor, the cable is very likely to be settled along with the extension of the service time of the cable, the cable after settlement is easily disconnected from the indoor circuit, even the cable body is stretched to break, and destructive consequences are generated on the use of the cable, so that a settlement-preventing structure is urgently needed to reduce the damage of the cable caused by the settlement of the cable.

SUMMERY OF THE UTILITY MODEL

In order to reduce the damage that the cable produced because of subsiding, this application provides a cable house-entry anti-subsidence structure.

The application provides a cable is entered one's residence and is prevented subsiding structure adopts following technical scheme:

the utility model provides a cable is entered one's residence and is prevented subsiding structure, includes outer wall body, pours shaping and one side in the underground and near outer wall body's cable shaft and bury in underground cable of registering one's residence, be provided with the preformed hole on outer wall body's the wall, the one end of cable of registering one's residence penetrates in the cable shaft and gets into outer wall body inside via the preformed hole, the cable of registering one's residence is provided with the reservation wire rod of certain length in the cable shaft.

By adopting the technical scheme, along with the sinking of the cable well body, the relative position of the part of the cable entering the house, which is positioned under the cable well body, and the reserved hole is changed, the cable entering the house is stretched by a certain length, and the reserved wire in the cable well can adapt to the stretching length, so that the cable damage caused by the settlement of the cable entering the house can be reduced.

Optionally, the reserved wire of the service cable is provided with a length not less than 1000 mm.

By adopting the technical scheme, according to experience, the reserved wire rod with the length of more than 1000mm has enough length to adapt to the settlement length of the cable entering the home.

Optionally, be provided with the sleeve pipe of registering one's residence that is used for protecting the cable of registering one's residence in the reservation hole, just the sheathed tube one end of registering one's residence extends to in the cable shaft, the cable of registering one's residence is located the week side cover of cable shaft below and is equipped with cable sleeve, just cable sleeve's one end extends to in the cable shaft.

By adopting the technical scheme, the arrangement of the home-entry sleeve and the cable sleeve can play a certain protection role on the home-entry cable, and the service life of the home-entry cable is prolonged.

Optionally, the end of the cable sleeve extending into the cable well is provided with a length of no less than 600 mm.

By adopting the technical scheme, according to experience, the cable sleeve with the thickness of more than 600mm can adapt to the sliding length of the cable sleeve caused by the settlement of the cable entering the house.

Optionally, the cable shaft is provided with a well lid, just the difference in height of well lid and indoor elevation sets up to 300 mm-600 mm.

Through adopting above-mentioned technical scheme, the setting of well lid can make things convenient for follow-up maintenance to the cable of registering one's residence, and 300 mm-600 mm's difference in height setting then can reduce subsequent maintenance degree of difficulty and work load under the prerequisite of guaranteeing to play enough guard action to cable shaft and well lid simultaneously.

Optionally, multiple layers of backfill are tamped on the periphery of the cable well and the upper equal layer of the well cover, and the compaction thickness of each layer of backfill is not more than 150 mm.

By adopting the technical scheme, the settlement degree of the household cable and the cable well can be effectively reduced by the multi-layer backfill tamped in layers.

Optionally, an inflatable envelope for filling and sealing a gap between the service cable and the service bushing is arranged in the service bushing.

By adopting the technical scheme, the inflatable sealing bag can be used for filling the gap between the household cable and the household sleeve, so that the inside of the household sleeve is sealed, the condition of soil leakage is reduced, and the household cable is further protected.

Optionally, the one end that the sleeve pipe of registering one's residence extends to in the cable shaft can be dismantled and be connected with the seal assembly who is used for sealed sleeve pipe of registering one's residence, seal assembly include with the sleeve pipe of registering one's residence is close to the one end threaded connection's of cable shaft thread bush, with the one end fixed connection that outer wall body was kept away from to the thread bush just follows a plurality of flexure strips of thread bush circumference evenly distributed, with the rotation cover of thread bush periphery side threaded connection and with a plurality of flexure washers of flexure strip week side fixed connection, the one end week side of keeping away from outer wall body of rotation cover and the periphery side of flexure strip all is provided with the direction inclined plane.

By adopting the technical scheme, the service cable can sequentially penetrate through the rotating sleeve and the threaded sleeve and extend into the service sleeve, meanwhile, the threaded sleeve can be in threaded connection with the outer peripheral side of the service sleeve, the rotating sleeve can be in threaded connection with the outer peripheral side of the threaded sleeve, at the moment, the guide inclined plane on the rotating sleeve is matched with the guide inclined plane of the elastic sheet, the elastic sheet and the elastic gasket are pressed on the peripheral side of the service cable, further sealing is formed on the service sleeve, and the service cable is further protected.

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

1. along with the sinking of the well body of the cable well, the relative position of the part of the house entering cable under the well body of the cable well and the preformed hole changes, the house entering cable body is stretched for a certain length, and the preformed wire in the cable well can adapt to the stretching length, so that the cable damage caused by the settlement of the house entering cable can be reduced;

2. the threaded sleeve can be connected to the service entrance sleeve in a threaded mode, the rotating sleeve can be fixed on the threaded sleeve by screwing the rotating sleeve, the elastic sheet and the elastic gasket are attached to the surface of the service entrance cable, and further the service entrance sleeve is protected.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 2 is a schematic structural diagram of a seal assembly according to an embodiment of the present application.

Description of reference numerals: 1. an exterior wall body; 11. a seal assembly; 111. a threaded sleeve; 112. an elastic sheet; 113. rotating the sleeve; 114. an elastic washer; 12. a guide slope; 13. a through hole; 2. a cable well; 3. a cable to the home; 4. reserving a hole; 5. reserving a wire; 6. a service entrance sleeve; 7. a cable bushing; 8. a well cover; 9. backfilling; 10. and (6) inflating and sealing the bag.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses cable house-entry anti-settlement structure. Referring to fig. 1, the cable entry anti-settlement structure comprises an outer wall 1 partially arranged below the ground, a cable well 2 arranged below the ground and formed by concrete pouring, and an entry cable 3 buried below the cable well 2, wherein one side of the cable well 2 abuts against the outer wall 1, a reserved hole 4 for the entry cable 3 to penetrate into the house is reserved on the outer wall 1 in the cable well 2, one end of the entry cable 3 penetrates into the cable well 2 from the lower part of the cable well 2 and penetrates into the house through the reserved hole 4, and a reserved wire 5 with a certain length is reserved on the entry cable 3 in the cable well 2. Therefore, when the cable well 2 and the house-entering cable 3 are settled, the length of the reserved wire 5 can adapt to the settlement height of the house-entering cable 3, the result that the house-entering cable 3 is broken due to the stretching of soil bodies is reduced, and the cable damage of the house-entering cable 3 due to the settlement of the cable is further reduced.

Referring to fig. 1, a cable sleeve 7 is sleeved on the periphery of the service cable 3 below the cable well 2, one end of the cable sleeve 7 extends into the cable well 2, and the cable sleeve 7 and the cable well 2 are effectively slid during construction. Meanwhile, the length of the reserved wire 5 is not less than 1000mm, the length of the cable sleeve 7 extending into the cable well 2 is not less than 600mm, in the embodiment, the length of the reserved wire 5 is 1200mm, and the length of the cable sleeve 7 located in the cable well 2 is 600 mm.

Referring to fig. 1 and 2, a service sleeve 6 for protecting a service cable 3 is arranged in a preformed hole 4 on an outer wall body 1, one end of the service sleeve 6 extends into a cable well 2, the inner diameter of the service sleeve 6 is larger than the outer diameter of the service cable 3, in order to reduce the external soil mass entering the service sleeve 6 and protect the service cable 3, an inflatable sealing bag 10 is arranged in a gap between the service sleeve 6 and the service cable 3, and when the inflatable sealing bag 10 is restarted and expanded, the inflatable sealing bag 10 wraps the service cable 3 and abuts against the inner side wall of the service sleeve 6, so that the service sleeve 6 is sealed.

At the same time, the end of the service casing 6 located in the cable shaft 2 is detachably connected with a sealing assembly 11 for further sealing the service casing 6. The sealing assembly 11 is composed of a threaded sleeve 111, a rotating sleeve 113, an elastic gasket 114 and a plurality of elastic sheets 112, two ends of the threaded sleeve 111 are respectively provided with an internal thread and an external thread, one end of the threaded sleeve 111 with the internal thread is sleeved on the peripheral side of the service entrance sleeve 6 and is in threaded connection with the service entrance sleeve 6, one end of the rotating sleeve 113 is sleeved on one end of the threaded sleeve 111 with the external thread, the rotating sleeve 113 is in threaded connection with the threaded sleeve 111, one end of the elastic sheets 112 is fixedly connected with one end face of the threaded sleeve 111 far away from the service entrance sleeve 6, the elastic sheets 112 are distributed at equal intervals along the peripheral direction of the threaded sleeve 111, and meanwhile, the peripheral side of the elastic sheets 112 and the inner peripheral side of the rotating sleeve 113 are both provided with matched guide inclined planes 12. The elastic washer 114 is disposed on an inner peripheral side of the plurality of elastic pieces 112, and an outer peripheral side of the elastic washer 114 is fixedly connected to the elastic pieces 112. In addition, the end of the rotating sleeve 113 away from the threaded sleeve 111 is opened with a through hole 13 through which the user cable 3 can pass. Therefore, when the sealing assembly 11 is installed, the threaded sleeve 111 can be firstly connected to the service cable 6 in a threaded manner, then the rotating sleeve 113 is connected to the threaded sleeve 111 in a threaded manner, in the process, the guide inclined surface 12 on the rotating sleeve 113 is matched with the guide inclined surface 12 on the threaded sleeve 111, so that the elastic sheet 112 and the elastic gasket 114 are tightly attached to the peripheral side of the service cable 3, further sealing is formed on the service cable 6, and the service cable 3 is further protected.

Referring to fig. 1 and 2, a well cover 8 is arranged at the wellhead of the cable well 2, and the height difference between the top surface of the well cover 8 and the indoor elevation is 300-600 mm. In addition, in order to effectively reduce the settlement height of the house cable 3 and the cable well 2, after the construction is completed, multiple layers of backfill soil 9 are tamped on the periphery of the cable well 2 and above the well lid 8 in layers, the compaction thickness of each layer of backfill soil 9 is not more than 150mm, meanwhile, the backfill soil 9 is ensured not to be mixed with stones and bricks, and greening is recovered after the backfill soil 9 is tamped.

The implementation principle of the cable home-entry anti-settlement structure in the embodiment of the application is as follows: along with the soil body, the well body of the cable well 2 and the service cable 3 sink, so that the relative position of the part of the service cable 3 below the well body of the cable well 2 and the reserved hole 4 changes, the line body of the service cable 3 is stretched for a certain length in the sinking process to adapt to the change, the reserved length of the reserved wire 5 and the reserved length of the cable sleeve 7 can both meet the stretching length of the service cable 3, and the cable damage of the service cable 3 caused by the settlement can be reduced.

Meanwhile, backfill soil 9 is tamped on the periphery of the cable well 2 and the upper part of the well cover 8 in multiple layers, so that the settlement degree of the cable 3 entering the house is effectively reduced, and the cable damage caused by settlement of the cable 3 entering the house is further reduced. The inflatable envelope 10 and the sealing assembly 11 are arranged to seal the service entrance sleeve 6 to protect the service entrance cable 3 in the service entrance sleeve 6.

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 is entered one's residence and is prevented subsiding structure, includes outer wall body (1), in underground pouring shaping and one side near cable shaft (2) of outer wall body (1) and bury cable (3) of entering one's residence in the underground, be provided with preformed hole (4) on the wall of outer wall body (1), its characterized in that: one end of the service cable (3) penetrates into the cable well (2) and enters the interior of the outer wall body (1) through the reserved hole (4), and the service cable (3) is provided with a reserved wire (5) with a certain length in the cable well (2).

2. The cable home-entry anti-settlement structure according to claim 1, wherein: the reserved wire (5) of the service cable (3) is not less than 1000mm in length.

3. The cable home-entry anti-settlement structure according to claim 1, wherein: be provided with in preformed hole (4) and be used for protecting sleeve pipe (6) of registering one's residence of cable (3), just the one end of sleeve pipe (6) of registering one's residence extends to in cable shaft (2), cable (3) of registering one's residence is located the week side cover of cable shaft (2) below and is equipped with cable sleeve (7), just the one end of cable sleeve (7) extends to in cable shaft (2).

4. The cable home-entry anti-settlement structure according to claim 3, wherein: one end of the cable sleeve (7) extending into the cable well (2) is provided with a length not less than 600 mm.

5. The cable home-entry anti-settlement structure according to claim 1, wherein: cable shaft (2) are provided with well lid (8), just well lid (8) set up 300 mm-600 mm with the difference in height of indoor elevation.

6. The cable home-entry anti-settlement structure according to claim 5, wherein: and multiple layers of backfill soil (9) are tamped at the periphery of the cable well (2) and above the well cover (8) in layers, and the compaction thickness of each layer of the backfill soil (9) is not more than 150 mm.

7. The cable home-entry anti-settlement structure according to claim 3, wherein: an inflatable sealing bag (10) for filling and sealing a gap between the service cable (3) and the service sleeve (6) is arranged in the service sleeve (6).

8. The cable home-entry anti-settlement structure according to claim 3, wherein: the one end that income household sleeve pipe (6) extended to in cable shaft (2) can be dismantled and be connected with seal assembly (11) that is used for sealed income household sleeve pipe (6), seal assembly (11) including with income household sleeve pipe (6) are close to threaded sleeve (111) of the one end threaded connection of cable shaft (2), with threaded sleeve (111) keep away from outer wall body (1) one end fixed connection and along a plurality of flexure strips (112) of threaded sleeve (111) circumference evenly distributed, with swivel sleeve (111) periphery side threaded connection's rotation cover (113) and with a plurality of flexure strip (112) inner periphery side fixed connection's elastic washer (114), the one end inner periphery side of keeping away from outer wall body (1) of rotation cover (113) and the periphery side of flexure strip (112) all is provided with direction inclined plane (12).