CN214301855U - Prefabricated cable inspection shaft bottom seat - Google Patents
Prefabricated cable inspection shaft bottom seat Download PDFInfo
- Publication number
- CN214301855U CN214301855U CN202120259749.3U CN202120259749U CN214301855U CN 214301855 U CN214301855 U CN 214301855U CN 202120259749 U CN202120259749 U CN 202120259749U CN 214301855 U CN214301855 U CN 214301855U
- Authority
- CN
- China
- Prior art keywords
- base body
- double
- inspection shaft
- framework
- steel bars
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a prefabricated cable inspection shaft base, its characterized in that: including base body and double-deck steel framework, the base body is established to the rectangle concrete precast slab, left side on the plane on the base body, right side limit symmetry sets up two vertical rectangle through grooves, it is preceding, back both sides limit symmetry sets up two horizontal rectangular channels, horizontal rectangular channel is linked together with vertical rectangle through groove, vertical rectangle through groove is used for with the inspection shaft left side, right side wall joint, horizontal rectangular channel is used for before with the inspection shaft, back lateral wall looks joint, double-deck steel framework buries underground inside the base body, and the distance between each lateral surface of double-deck steel framework and the corresponding lateral surface on the base body is greater than 30 mm. The utility model discloses simple structure, the preparation is convenient, and raw and other materials are with low costs, are convenient for carry out the high efficiency production of standardization, universalization, serialization, and it is higher to have improved well body resistance to compression and shock strength, long service life.
Description
Technical Field
The utility model relates to a cable inspection shaft preparation technical field especially relates to a prefabricated cable inspection shaft base.
Background
The cable inspection well is one of urban road infrastructure, and in the building district or town road construction process, there are pipeline facilities such as many cable telecommunications to bury underground and lay, need construct the inspection well at every certain distance on underground pipeline position, and the cable inspection well generally is the cuboid structure, comprises well body and well lid, and it is used for connecting not equidirectional, not cable and pipeline of co-altitude to for later stage manual inspection and maintenance provide convenience. At present, in order to facilitate the construction, reduction in production cost, large-scale or super large-scale cable inspection shaft all adopts the brick-concrete structure, and inspection shaft four sides wall and shaft bottom are the brick-concrete structure of artifical step promptly, and its easy operation nevertheless has more problems: the standardization, the generalization and the serialization degrees are poor, and the method is not suitable for mass production; the brick structure has low supporting strength and impact strength and poor corrosion resistance; the construction period is long, the service life is short, and the bricks are easy to be broken. Therefore, the existing technology for preparing the bottom of the large-scale cable inspection well cannot well meet the development requirement of the cable inspection well.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prefabricated cable inspection shaft base to it is poor to solve above-mentioned current large-scale cable inspection shaft bottom standardization, universalization, serialization degree, and unsuitable mass production, support intensity and impact strength are low, and corrosion-resistant and sealing performance is poor, and the construction cycle is long, and life is low, easily steps the problem of side.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a prefabricated cable inspection shaft base which characterized in that: including base body and double-deck steel framework, the base body is established to the rectangle concrete precast slab, the concrete intensity level is C40, left and right both sides limit symmetry sets up two vertical rectangle through grooves on the base body upper plane, and preceding, back both sides limit symmetry sets up two horizontal rectangular channels, horizontal rectangular channel is linked together with vertical rectangle through groove, vertical rectangle through groove is used for with the left and right lateral wall joint of inspection shaft, horizontal rectangular channel is used for with the inspection shaft before, the back lateral wall joint mutually, double-deck steel framework buries underground inside the base body, and the distance that corresponds between the lateral surface on each lateral surface of double-deck steel framework and the base body is greater than 30 mm.
Furthermore, the longitudinal rectangular through groove and the transverse rectangular groove are both set to be 120mm wide and 80mm deep.
Furthermore, the double-layer steel bar framework is a reticular framework structure formed by fixedly connecting a plurality of transverse steel bars, a plurality of longitudinal steel bars and a plurality of vertical steel bars, the transverse steel bars, the longitudinal steel bars and the vertical steel bars are all threaded steel bars with HRB400 diameter phi of 10mm, and the steel bar intervals are set to be 170-210 mm.
Further, the central point on the plane of base body puts and is equipped with 1 water collecting hole, and the diameter of water collecting hole is established to phi 600 ~ 700 mm.
Furthermore, two water collecting holes are formed in the upper plane of the base body and are arranged in a centrosymmetric mode, and the diameter of each water collecting hole is set to be phi 250-350 mm.
The water collecting hole is used for collecting rainwater entering the cable inspection well, so that the rainwater can permeate into the ground bottom through the water collecting hole, and the accumulated water is prevented from generating harmful and combustible gases such as CO and CH4 and causing damage to maintenance personnel.
Further, round nuts are buried at four corners on the upper end face of the base body, the length of each round nut is set to be 80-100 mm, the diameter of each internal thread is set to be M16, each round nut is fixedly connected with the double-layer steel bar framework, and each round nut is used for installing a lifting ring.
Compared with the prior art, the beneficial effects of the utility model are that: 1) the structure is simple, the manufacture is convenient, the cost of raw materials is low, the tool can be used for prefabrication in a factory, and the standardized, generalized and serialized rapid and efficient production is convenient to carry out; 2) the double-layer threaded steel bar framework is embedded in the base, so that the compression strength and the impact strength of the well body are improved, the corrosion resistance and the sealing performance of the base are improved, the service life is long, and the cost is low; 3) the rainwater is collected by the water collecting hole, so that the accumulated water can be prevented from generating harmful and combustible gases such as CO, CH4 and the like, and the damage to maintenance personnel is avoided.
Drawings
Fig. 1 is a schematic external structural view of an embodiment of the present invention;
fig. 2 is a schematic view of an internal perspective structure according to an embodiment of the present invention;
FIG. 3 is a longitudinal sectional view of an embodiment of the present invention;
fig. 4 is a schematic diagram of an external structure of an embodiment of the present invention.
In the figure: 1. the base body, 101, vertical rectangle through groove, 102, horizontal rectangular channel, 103, the hole that catchments, 2, double-deck steel framework, 3, round nut.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
As shown in fig. 1-3, the embodiment of the utility model provides a including base body 1 and double-deck steel framework 2, base body 1 is established to the rectangle concrete prefabricated plate, the concrete intensity grade is C40, base body 1 goes up the plane left and right both sides limit symmetry and sets up two vertical rectangle and lead to groove 101, preceding, back both sides limit symmetry sets up two horizontal rectangular channels 102, horizontal rectangular channel 102 leads to groove 101 with vertical rectangle and is linked together, vertical rectangle leads to groove 101 and horizontal rectangular channel 102 and all establishes to wide 120mm, dark 80 mm. The longitudinal rectangular through groove 101 is used for being clamped with the left and right side walls of the inspection well, and the transverse rectangular groove 102 is used for being clamped with the front and rear side walls of the inspection well.
Double-deck steel framework 2 buries underground inside base body 1, and corresponds the distance between the lateral surface on each lateral surface of double-deck steel framework 2 and the base body 1 and be greater than 30mm, plays guard action to double-deck steel framework 2.
The double-layer steel bar framework 2 is formed by fixedly connecting a plurality of transverse steel bars, a plurality of longitudinal steel bars and a plurality of vertical steel bars to form a net-shaped framework structure, the transverse steel bars, the longitudinal steel bars and the vertical steel bars are all threaded steel bars with HRB400 diameter phi 10mm, and the steel bar intervals are set to be 170-210 mm.
Two water collecting holes 103 are arranged on the upper plane of the base body 1, the two water collecting holes 103 are arranged in a central symmetry manner, and the diameter of each water collecting hole 103 is set to be phi 317 mm.
The water collecting holes 103 are used for collecting rainwater entering the cable inspection well, so that the rainwater can penetrate into the ground bottom through the water collecting holes, and the accumulated water is prevented from generating harmful and combustible gases such as CO and CH4 and causing damage to maintenance personnel.
As shown in fig. 4, the second embodiment of the present invention is substantially the same as the first embodiment, except that 1 water collecting hole 103 is disposed at the center of the upper plane of the base body 1, and the diameter of the water collecting hole 103 is set to 700 mm.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a prefabricated cable inspection shaft base which characterized in that: including base body and double-deck steel framework, the base body is established to the rectangle concrete precast slab, the concrete intensity level is C40, left and right both sides limit symmetry sets up two vertical rectangle through grooves on the base body upper plane, and preceding, back both sides limit symmetry sets up two horizontal rectangular channels, horizontal rectangular channel is linked together with vertical rectangle through groove, vertical rectangle through groove is used for with the left and right lateral wall joint of inspection shaft, horizontal rectangular channel is used for with the inspection shaft before, the back lateral wall joint mutually, double-deck steel framework buries underground inside the base body, and the distance that corresponds between the lateral surface on each lateral surface of double-deck steel framework and the base body is greater than 30 mm.
2. A prefabricated cable manhole base according to claim 1, wherein: the longitudinal rectangular through groove and the transverse rectangular groove are both set to be 120mm wide and 80mm deep.
3. A prefabricated cable manhole base according to claim 2, wherein: the double-layer steel bar framework is characterized in that the double-layer steel bar framework is of a net-shaped framework structure formed by fixedly connecting a plurality of transverse steel bars, a plurality of longitudinal steel bars and a plurality of vertical steel bars, the transverse steel bars, the longitudinal steel bars and the vertical steel bars are all threaded steel bars with HRB400 diameter phi 10mm, and the steel bar intervals are set to be 170-210 mm.
4. A prefabricated cable manhole base according to claim 3, wherein: the central point puts and is equipped with 1 hole that catchments on the plane on the base body, and the diameter of hole that catchments is established to phi 600 ~ 700 mm.
5. A prefabricated cable manhole base according to claim 3, wherein: two water collecting holes are formed in the upper plane of the base body and are arranged in a centrosymmetric mode, and the diameter of each water collecting hole is set to be phi 250-350 mm.
6. A prefabricated cable manhole base according to claim 4 or 5, wherein: round nuts are buried at four corners on the upper end face of the base body, the length of each round nut is set to 80-100 mm, the diameter of each internal thread is set to M16, each round nut is fixedly connected with the double-layer steel bar framework, and each round nut is used for installing a lifting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120259749.3U CN214301855U (en) | 2021-01-29 | 2021-01-29 | Prefabricated cable inspection shaft bottom seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120259749.3U CN214301855U (en) | 2021-01-29 | 2021-01-29 | Prefabricated cable inspection shaft bottom seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214301855U true CN214301855U (en) | 2021-09-28 |
Family
ID=77831451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120259749.3U Active CN214301855U (en) | 2021-01-29 | 2021-01-29 | Prefabricated cable inspection shaft bottom seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214301855U (en) |
-
2021
- 2021-01-29 CN CN202120259749.3U patent/CN214301855U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110080418B (en) | Bolt-spliced detachable assembly type shear wall structure | |
| CN112412707B (en) | Circular section concrete supporting structure of assembled wind turbine generator system | |
| CN111997194A (en) | Fabricated concrete primary and secondary beam structure and dry-type connecting method thereof | |
| CN113338451A (en) | Assembly type structure adaptive to deformed steel pipe column and construction method thereof | |
| CN211340386U (en) | Novel connection structure of pier is assembled to prefabricated segment | |
| CN214116683U (en) | Equal-diameter herringbone concrete pole prefabricated foundation | |
| CN212801943U (en) | Assembled concrete primary and secondary beam structure and dry-type connecting joint thereof | |
| CN214301855U (en) | Prefabricated cable inspection shaft bottom seat | |
| CN219471198U (en) | Energy-consuming and shock-absorbing type assembled beam column connecting joint | |
| CN112922026A (en) | Novel assembled prefabricated cable inspection well and installation method thereof | |
| CN212427206U (en) | Assembled underground pipe gallery | |
| CN215906796U (en) | Hollow interlayer concrete filled steel tube subway foundation pit support long support with flange nodes | |
| CN103541435A (en) | Full-assembled type cross node with steel plate concrete cantilever beams | |
| CN214363620U (en) | Prefabricated cable inspection shaft | |
| CN209779668U (en) | Two unification pile foundations of heliostat stand and basis | |
| CN211690207U (en) | Crack control water conservancy slope protection structure | |
| CN210917329U (en) | Movable connection anchor disc of prefabricated single tubular pile of overhead transmission line shaft tower | |
| CN110820795B (en) | Double-deck corrugated steel plate concrete combination retaining wall | |
| CN109778806B (en) | Construction method for integrally sliding and lifting pier wall with connecting beam | |
| CN210597380U (en) | Underground utility tunnel construction structure | |
| CN210288797U (en) | Vertical intermediate layer rubber pad connected node that sets up of assembled concrete shear wall structure | |
| CN203022018U (en) | Plant column foundation in reclamation areas | |
| CN111980065A (en) | Assembled underground pipe gallery and connecting method thereof | |
| CN213625687U (en) | Novel retaining wall | |
| CN217782818U (en) | Wall connecting device for external scaffold with existing structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 336000 No.2, Yisi Road, economic and Technological Development Zone, Yuanzhou District, Yichun City, Jiangxi Province Patentee after: Jiangxi Bada New Building Materials Technology Co.,Ltd. Address before: 336000 No.2, Yisi Road, economic and Technological Development Zone, Yuanzhou District, Yichun City, Jiangxi Province Patentee before: JIANGXI BADA ELECTRIC ROD MANUFACTURING Co.,Ltd. |