CN216920445U - Prefabricated formula cable shaft - Google Patents

Abstract

The utility model relates to the technical field of cable wells, and discloses a prefabricated cable well which comprises a cable well main body and a cover plate, wherein the cover plate is covered and connected on the upper side of the cable well main body, additional boxes are fixedly installed on the left side and the right side of the cable well main body, the upper parts of the additional boxes are of an opening structure, prefabricated hole arrays are respectively arranged on the well walls on the left side and the right side of the cable well main body and the side walls of the additional boxes, a first mortar layer for sealing a protection pipe is filled in each prefabricated hole array, a second mortar layer is filled in each additional box, the size of the left additional box is the same as that of the left side of the cable well main body, a drain pipe and a connecting pipe are arranged in the left additional box, and a water pumping device is arranged in the cable well main body. The sealing performance of the plugging part can be improved through the additional box, the water pumping device is arranged for further protection, the possibility that water seepage occurs and the situation that the normal use of the cable is influenced by excessive water accumulation is reduced, and potential safety hazards are further eliminated.

Description

Prefabricated cable shaft

Technical Field

The utility model relates to the technical field of cable wells, in particular to a prefabricated cable well.

Background

The cable well is an underground inspection well which plays a role in construction and installation or maintenance after completion of the construction in the cable burying engineering.

Compared with a cable well formed by traditional brick laying or concrete casting, the prefabricated cable well in the prior art can be prefabricated, the installation period is shortened, but the sealing performance between the prefabricated hole array and the cable protection pipe after being plugged is weak, water seepage into the cable well from the plugging position is easy to occur, or when pouring is carried out backwards, the normal use of the cable is influenced by excessive accumulated water, the potential safety hazard exists, and in order to solve the problems, the prefabricated cable well is provided.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a prefabricated cable well, so as to solve the problems mentioned above in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a prefabricated formula cable shaft, includes cable shaft main part and apron, and the upside in cable shaft main part is cup jointed to the apron lid, the left and right sides fixed mounting of cable shaft main part has additional case, and the upper portion of additional case is open structure, and prefabricated hole battle array has all been seted up with the lateral wall of additional case to the wall of a well of the cable shaft main part left and right sides, and the inside packing of prefabricated hole battle array has the first mortar layer that is used for sealing protection pipe, and the inside packing of additional case has the second mortar layer, and left additional case is the same with the left side size of cable shaft main part, and left additional case is provided with drain pipe and connecting pipe, and the inside of cable shaft main part is provided with pumping device.

Preferably, the water pumping device comprises a support table and a water discharge pump, the support table is fixedly assembled with the left well wall of the cable well main body, the water discharge pump is fixedly mounted on the upper surface of the support table, and the water suction end of the water discharge pump is located below the prefabricated hole array.

Preferably, the connecting pipe runs through the left side wall of a well of left side additional tank and cable shaft main part, and the first mounting hole that matches with the connecting pipe is seted up on the upper portion of left side additional tank and cable shaft main part, and it has first mortar layer to fill between first mounting hole and the connecting pipe, and the assembly is held through the pipe connection to the drainage of connecting pipe and drain pump.

Preferably, the drain pipe runs through the left side wall of a well of left side additional box and cable shaft main part, and the second mounting hole that matches with the drain pipe has been seted up to additional box and cable shaft main part, and it has first mortar layer to fill between second mounting hole and the drain pipe, and the right-hand member of drain pipe and the inboard surface parallel and level of the wall of a well of cable shaft main part.

Preferably, the bottom of the cable well main body is provided with a cushion layer, the upper surface of the cushion layer is an inclined plane, the left end of the inclined plane is lower than the right end, and the left end of the inclined plane is flush with the lower end of the inside of the drainage pipe.

Preferably, an intercepting net is fixedly arranged at the right end inside the drainage pipe.

Preferably, a crawling ladder is fixedly mounted on the wall of the well on one side in the cable well main body.

Preferably, the apron intercommunication is equipped with the well, and the well is located the top of cat ladder, and the well lid external member is installed to the upper end of well.

Compared with the prior art, the utility model has the beneficial effects that: this prefabricated formula cable shaft can promote the leakproofness of shutoff department through the additional box to be provided with pumping device as further protection, reduce the possibility that the infiltration takes place and too much ponding influence the condition emergence of cable normal use, further get rid of the potential safety hazard.

Drawings

FIG. 1 is a front view of the present invention in a schematic configuration;

FIG. 2 is a schematic cross-sectional view of the structure of the present invention;

fig. 3 is a schematic left side view of the structure of the present invention.

In the figure: the cable well comprises a cable well main body 1, an additional box 2, a first mortar layer 3, a second mortar layer 4, a well cover kit 5, a well 6, a cover plate 7, a connecting pipe 8, a prefabricated hole array 9, a drainage pipe 10, an interception net 11, a supporting table 12, a drainage pump 13, a cushion layer 14 and a ladder stand 15.

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, fig. 2 and fig. 3, the present invention provides a technical solution: a prefabricated cable well comprises a cable well main body 1 and a cover plate 7, wherein the cable well main body 1 is of a box concrete structure with an upper opening, the cover plate 7 is connected to the upper side of the cable well main body 1 in a covering mode, a groove for placing the cover plate 7 is formed in the upper portion of the cable well main body 1, additional boxes 2 are fixedly installed on the left side and the right side of the cable well main body 1, the upper portions of the additional boxes 2 are of an opening structure, prefabricated hole arrays 9 are formed in the well walls of the left side and the right side of the cable well main body 1 and the side walls of the additional boxes 2, a first mortar layer 3 for sealing a protection pipe is filled in the prefabricated hole arrays 9, the prefabricated hole arrays are matched with the array distribution of the protection pipe in a prefabricated hole array structure, a second mortar layer 4 is filled in the additional boxes 2, the left additional boxes 2 on the left side are the same as the left side of the cable well main body 1, and the left additional boxes 2 are provided with a drain pipe 10 and a connecting pipe 8, a water pumping device is arranged inside the cable well main body 1.

The water pumping device comprises a supporting table 12 and a water discharging pump 13, the supporting table 12 is fixedly assembled with the left side well wall of the cable well main body 1, the water discharging pump 13 is fixedly installed on the upper surface of the supporting table 12, the water absorbing end of the water discharging pump 13 is positioned below the prefabricated hole array 9, a connecting pipe 8 penetrates through the left side well wall of the left side additional box 2 and the cable well main body 1, the left end of the connecting pipe 8 is connected with the sewage well, the upper parts of the left side additional box 2 and the cable well main body 1 are provided with a first installation hole matched with the connecting pipe 8, a first mortar layer 3 is filled between the first installation hole and the connecting pipe 8, the connecting pipe 8 is connected and assembled with the water discharging end of the water discharging pump 13 through a pipeline, a water level sensor is fixedly installed on the side surface of the water absorbing end of the water discharging pump 13, the water discharging pump 13 and the water level sensor are electrically connected with an external control box, when the water level reaches a set value, the water is discharged through the pipeline and the connecting pipe 8 by the water discharging pump 13, the water level is lower than the prefabricated hole array 9, and the protection effect is achieved.

The drain pipe 10 runs through the left side wall of a well of left side additional box 2 and cable shaft main part 1, additional box 2 and cable shaft main part 1 set up the second mounting hole that matches with drain pipe 10, it has first mortar layer 3 to fill between second mounting hole and the drain pipe 10, the left end of drain pipe 10 links to each other with the rainwater well, the right-hand member of drain pipe 10 and the inboard surface parallel and level of the wall of a well of cable shaft main part 1, the bottom of cable shaft main part 1 is provided with bed course 14, bed course 14 is made by the concrete, the upper surface of bed course 14 is the inclined plane, and the left end of inclined plane is less than the right-hand member, the inclination of inclined plane is 1% at least, the left end of inclined plane and the inside lower extreme parallel and level of drain pipe 10, can collect and fully discharge the water that gets into cable shaft main part 1 bottom to drain pipe 10 through bed course 14 and inclined plane.

The right end inside the drain pipe 10 is fixedly provided with an intercepting net 11 for intercepting large-particle sundries and avoiding blocking the drain pipe 10.

Fixed mounting has cat ladder 15 on the wall of a well of one side of cable shaft main part 1 inside, and 7 intercommunications of apron are equipped with well 6, and well 6 is located cat ladder 15's top, and well lid external member 5 is installed to well 6's upper end, and well lid external member 5 includes well lid base and articulated well lid, and during the maintenance, personnel can follow inside well lid external member 5 and well 6 get into cable shaft main part 1, and cat ladder 15 is convenient for personnel and is passed in and out the use.

One specific application of this embodiment is:

during installation, after the cable well main body 1 is lifted to a pre-buried position, the protection pipe and a cable in the protection pipe extend into the corresponding prefabricated hole array 9 and penetrate through the side walls of the additional box 2 and the cable well main body 1, and at the moment, a gap between the prefabricated hole array 9 and the protection pipe is sealed through the first mortar layer 3; the connecting pipe 8 in the first mounting hole and the drain pipe 10 in the second mounting hole can be subjected to plugging combination through the first mortar layer 3 in advance or plugging combination operation on site; after the first mortar layer 3 is solidified, a second mortar layer 4 is injected into the additional tank 2, and the joint is further sealed; after the cushion layer 14 is manufactured and solidified, the cover plate 7 is covered and buried, and then the installation is finished.

When the drainage device is applied, if a small amount of water seepage or reverse water enters the interior of the cable well main body 1, the cushion layer 14 can collect the water to the drainage pipe 10 and fully discharge the water, when the excessive accumulated water reaches the set value of the water level sensor, the drainage pump 13 can be started and the water is discharged through the pipeline and the connecting pipe 8, and the water level is ensured to be lower than the prefabricated hole array 9.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. The utility model provides a prefabricated formula cable shaft, includes cable shaft main part (1) and apron (7), and apron (7) lid connects the upside at cable shaft main part (1), its characterized in that: left and right sides fixed mounting of cable shaft main part (1) has additional case (2), the upper portion of additional case (2) is open structure, prefabricated hole battle array (9) have all been seted up with the lateral wall of additional case (2) to the wall of a well of cable shaft main part (1) left and right sides, the inside packing of prefabricated hole battle array (9) has first mortar layer (3) that are used for the sealing protection pipe, the inside packing of additional case (2) has second mortar layer (4), left additional case (2) are the same with the left side size of cable shaft main part (1), left additional case (2) are provided with drain pipe (10) and connecting pipe (8), the inside of cable shaft main part (1) is provided with pumping device.

2. A prefabricated cable well according to claim 1, characterized in that: the water pumping device comprises a supporting table (12) and a water discharging pump (13), the supporting table (12) is fixedly assembled with the left side well wall of the cable well main body (1), the water discharging pump (13) is fixedly installed on the upper surface of the supporting table (12), and the water absorbing end of the water discharging pump (13) is located below the prefabricated hole array (9).

3. A prefabricated cable well according to claim 2, wherein: connecting pipe (8) run through the left side wall of a well of left side additional tank (2) and cable shaft main part (1), and the first mounting hole that matches with connecting pipe (8) is seted up on the upper portion of left side additional tank (2) and cable shaft main part (1), and it has first mortar layer (3) to fill between first mounting hole and connecting pipe (8), and the assembly is held through the pipe connection with the drainage of drain pump (13) in connecting pipe (8).

4. A prefabricated cable well according to claim 1, wherein: drain pipe (10) run through the left side wall of a well of left side additional box (2) and cable shaft main part (1), additional box (2) and cable shaft main part (1) offer with the second mounting hole of drain pipe (10) matching, it has first mortar layer (3) to fill between second mounting hole and drain pipe (10), the right-hand member of drain pipe (10) and the wall of a well inboard surface parallel and level of cable shaft main part (1).

5. A prefabricated cable well according to claim 4, wherein: the bottom of cable shaft main part (1) is provided with bed course (14), and the upper surface of bed course (14) is the inclined plane, and the left end on inclined plane is less than the right-hand member, and the left end on inclined plane is the lower extreme parallel and level of drain pipe (10) inside.

6. A prefabricated cable well according to claim 5, wherein: the right end inside the drainage pipe (10) is fixedly provided with an interception net (11).

7. A prefabricated cable well according to claim 1, wherein: and a crawling ladder (15) is fixedly arranged on the wall of the well on one side in the cable well main body (1).

8. A prefabricated cable well according to claim 7, wherein: the apron (7) intercommunication is equipped with well (6), and well (6) are located the top of cat ladder (15), and well lid external member (5) are installed to the upper end of well (6).

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