CN208690872U - A kind of pre-fabricated electric cables comb - Google Patents
A kind of pre-fabricated electric cables comb Download PDFInfo
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- CN208690872U CN208690872U CN201821411988.0U CN201821411988U CN208690872U CN 208690872 U CN208690872 U CN 208690872U CN 201821411988 U CN201821411988 U CN 201821411988U CN 208690872 U CN208690872 U CN 208690872U
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- electric cables
- fabricated electric
- comb
- cables comb
- bellmouth
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Abstract
The utility model discloses a kind of pre-fabricated electric cables combs, belong to power construction field.The pre-fabricated electric cables comb of the utility model is internally provided with cable pipeline, and bellmouth and socket is respectively set in the both ends of the pre-fabricated electric cables comb, and two section pre-fabricated electric cables combs are longitudinally docked by bellmouth with socket.The features such as the utility model has construction efficiency high, quality of finished product good, safe and reliable, economic and environment-friendly, be able to solve the cast-in-place cable duct bank of tradition there are the problem of.
Description
Technical field
The utility model relates to power construction field, especially a kind of pre-fabricated electric cables comb.
Background technique
With the growth requirement of Urbanization Construction, power cable gradually switchs to underground laying by setting up in the air.Traditional electricity
Cable generallys use cable duct bank form laying when laying lays cable channel that is, by digging in-situ foundation trench, then pours coagulation
Soil maintenance molding.
But this traditional construction mode has the disadvantage in that (1) engineering construction is long in time limit；(2) engineering cost is difficult to control；
(3) construction quality is difficult to guarantee；(4) construction site is seriously polluted etc..In particular, during the laying of city cable comb, this
Kind form of construction work also will cause urban road closure, and poured in place concrete pollution environment but will seriously affect the daily of people
Life, does not meet the demand of Modern Urban Development.
Summary of the invention
The utility model aim is: the problem of being directed to above-mentioned traditional construction mode, provides a kind of pre-fabricated electric cables row
Pipe and its construction method.The features such as technical solution is high with construction efficiency, quality of finished product good, safe and reliable, economic and environment-friendly, energy
Enough solve the problems, such as that the cast-in-place cable duct bank of tradition exists.
Specifically, the utility model adopts the following technical solutions realization: a kind of pre-fabricated electric cables comb, inside setting
There is cable pipeline, bellmouth and socket is respectively set in the both ends of the pre-fabricated electric cables comb, and two section pre-fabricated electric cables combs pass through bellmouth
It is longitudinally docked with socket.
Furthermore, the bellmouth is the U-shaped structure of upper opening, and the socket is the U of recess corresponding with bellmouth
Type structure.
Furthermore, the side of the bellmouth and socket is corresponding inclined-plane.
Furthermore, two end side surfaces of the pre-fabricated electric cables comb are equipped with connection bolt slot.
Furthermore, the bellmouth end face is equipped with sealant bar groove.
Furthermore, it is pre-buried to be embedded with interlayer connection for the side top of the pre-fabricated electric cables comb and bottom corresponding position
Part.
Furthermore, the top surface of the pre-fabricated electric cables comb is embedded with lifting built-in fitting.
Furthermore, the cable pipeline is pre-buried finished cable pipe special or is made of concrete core pulling
Pipeline.
Furthermore, cable pipeline both ends nozzle has circular arc chamfering or is horn mouth.
Furthermore, the cable pipeline includes power cable pipeline and communication cable pipeline.
The beneficial effects of the utility model are as follows:
(1) the pre-fabricated electric cables comb of the utility model can be able to achieve longitudinal direction, interlayer with modularized production, modularization assemble
Fast Installation, meet the arrangement form of existing various combs design；
(2) lap joint form of U-shaped bell and spigot, guarantee connector bonding strength while can be rapidly performed by installation,
Installation effect is very clear, and construction quality controllability is strong；
(3) sealing joint strip is arranged in bellmouth end face, effectively prevents connector when socket joint lapping construction and collides to sealing joint strip
Damage, so that the barrier performance of connector be effectively ensured；
(4) interlayer stack arrangement form, can satisfy prefabricated comb it is vertical on splicing, while the interlayer fissure of displacement stack,
Can effectively between enhancement layer joint anti-settling ability；
(5) circular arc chamfering of cable pipeline nozzle or horn mouth effectively eliminate longitudinal 2-section pipe road contraposition and are not allowed to cause
Nozzle faulting of slab ends, guarantee cable smoothly penetrate, eliminate nozzle cable is scratched；
(6) inclined-plane bell and spigot side Jun Zuo is handled, and can meet the steering requirement of longitudinal upper certain angle；
(7) the pre-fabricated electric cables comb form of construction work of the utility model all uses dry type to connect, live wet-less operation, environmental protection
It is pollution-free, no formwork assembling and disassembling operation, be not necessarily to concrete curing, install can grave mound restore place original appearance, quickly and efficiently.
Detailed description of the invention
Fig. 1 is pre-fabricated electric cables comb end view in the utility model embodiment.
Fig. 2 is pre-fabricated electric cables comb side schematic view in the utility model embodiment.
Fig. 3 is pre-fabricated electric cables comb top schematic diagram in the utility model embodiment.
Fig. 4 is the longitudinally connected schematic diagram of pre-fabricated electric cables comb in the utility model embodiment.
Fig. 5 is the longitudinally connected three-dimensional figure of pre-fabricated electric cables comb in the utility model embodiment.
Fig. 6 is junction steel plate structural schematic diagram.
Fig. 7 is pre-fabricated electric cables comb interlayer connection schematic diagram.
Label in figure:
1: prefabricated electricity channel；10: lifting built-in fitting；11: prefabricated comb female end；12: prefabricated comb socket end；13:
Bellmouth；14: socket；15: connection bolt slot；16: interlayer connects built-in fitting；17: sealant bar groove；18: power cable pipeline；
19: communication cable pipeline；131: bellmouth inclined-plane；141: socket inclined-plane；181: horn mouth
2: connection bolt；
3: sealing joint strip；
4: junction steel plate；41: waist hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model
Embodiment 1:
The present embodiment is a kind of pre-fabricated electric cables comb.The factorial production can be used in pre-fabricated electric cables comb, and quality of finished product good is existing
Assembling is assembled, various informative, and mechanization installation effectiveness is high, install can grave mound access, it is solidifying to be not required to wet mixing at the scene
Native operation, especially in the laying work of city cable pipeline, effect is become apparent from, can reach at dusk fluting, at night construction,
The effect that morning grave mound, daytime are open to traffic guarantees townie normal operation.
As shown in Figure 1, the pre-fabricated electric cables comb 1 of the present embodiment, end face rectangular in cross-section, internal pre-buried cable pipeline,
Cable pipeline peripheral disposition has framework of steel reinforcement, and generally concreting forms.Cable pipeline includes 18 He of power cable pipeline
Communication cable pipeline 19, section can be for circle, rectangles etc., can be by finished cable pipe special Preembedded, can also be by coagulation
Native core pulling molding, pipe diameter are arranged, such as up to 100mm ~ 200mm with matrix arrangement by row × column are as follows: 1 × N, 2 × N, 3
× N, 4 × N etc. (N=2,3,4,5,6,7 ...).
In the present embodiment, cable pipeline is pre-buried using CPVC circular pipe, and wherein 18 diameter of power cable pipeline is
175mm, is in 3 × 4 matrix arrangements, and the communication cable pipeline 19 of 2 diameter 100mm is arranged in side.All cable tube deferents
Mouth does horn mouth processing (such as Fig. 2, the horn mouth 181 in 3), and radius of the radian R is 15mm outside nozzle, according to different cables
Pipe diameter can also be 10mm ~ 20mm.Or cable pipeline nozzle can also do circular arc chamfering processing.Due in cable pipeline nozzle
Provided with circular arc chamfering or horn mouth, nozzle faulting of slab ends caused by longitudinal 2-section pipe road contraposition is not allowed can be effectively eliminated, to protect
Card cable smoothly penetrates, and eliminates nozzle and scratches to cable.
As shown in Figure 2-5, the both ends of pre-fabricated electric cables comb 1 are respectively prefabricated comb female end 11 and prefabricated comb socket end
12.The outer end of prefabricated comb female end 11 is bellmouth 13, and the outer end of prefabricated comb socket end 12 is socket 14.Two section pre-fabricated electric cables
Comb carries out longitudinal docking by bell and spigot, fastens connector using connecting screw 2 after the completion of docking.
Bellmouth 13 includes two sidewalls and bottom plate, and in the U-shaped structure of upper opening, bellmouth length can be 100mm ~ 200mm, such as
100mm, for wall thickness up to 50mm ~ 100mm, such as 60mm, two sidewalls inner surface does 2 ° ~ 4 ° of bellmouth inclined-plane 131, and such as 3 °.Socket 14
For the U-shaped structure of recess corresponding with bellmouth 13, cup depth is corresponding with the wall thickness of bellmouth 13 and length respectively with length.
14 two sides of socket have the socket inclined-plane 141 with 131 respective angles of bellmouth inclined-plane.The lap joint form of U-shaped bell and spigot guarantees to connect
It can be rapidly performed by installation while head bonding strength, installation effect is very clear, and construction quality controllability is strong.Socket joint
The inclined-plane processing of mouth side can also meet the steering requirement of longitudinal upper certain angle.
It to be sealed between bell and spigot.Sealant bar groove 17 is set on 13 end face of bellmouth, along cable pipeline outermost
One week, a circle sealing joint strip 3 is pasted before docking, and prevents slime water at docking rear joint from penetrating into cable channel.The present embodiment
The rectangular channel of the cross section of sealant bar groove 17 can also be in inverted trapezoidal or arc, and groove width can be 10mm ~ 30mm, such as
15mm, depth can be 5mm ~ 10mm, such as 5mm, adhesive seal adhesive tape 3 in slot.The sealing joint strip 3 is water-swellable adhesive tape, section
It can be round or rectangle, inside is hollow or solid construction.Sealing joint strip 3 is set in 13 end face of bellmouth, can effectively prevent socket joint
Connector collides the damage to sealing joint strip 3 when lapping construction, so that the barrier performance of connector be effectively ensured.
Bolt 2 is connected to place, two end side surfaces of pre-fabricated electric cables comb 1 are provided with connection bolt slot 15.The connection spiral shell
Croze 15 is made of binding groove and screw slot.Binding groove rectangular in cross-section, it is long up to 50mm ~ 120mm, such as 100mm, it is wide reachable
50mm ~ 120mm, such as 100mm, deep up to 60mm ~ 100mm, such as 60mm, locking side is embedded with pressure-bearing billet.Screw rod flute length
Up to 100mm ~ 300mm, wide reachable 16mm ~ 40mm, deep reachable 20mm ~ 40mm, such as 30mm, wherein prefabricated comb female end 11
Screw slot can be slightly longer, if the screw slot of 200mm, prefabricated comb socket end 12 can be slightly short, such as long 100mm.
As shown in fig. 6-7, for convenience of stacking construction, side top and bottom pair of the present embodiment in pre-fabricated electric cables comb 1
Answer the pre-buried interlayer connection built-in fitting 16 in position.It, can be by interlayer in this way when stacking arrangement to the progress of pre-fabricated electric cables comb 1 upper and lower level
Connection built-in fitting 16 corresponds to two-by-two, using junction steel plate 4 and fastening is bolted, so that the prefabricated comb of upper and lower level is connected to one
It rises, the interlayer fissure of displacement stacks when stacking.The arrangement form that this interlayer stacks, can satisfy prefabricated comb it is vertical on splicing, together
When the interlayer fissure of displacement stack can also effectively between enhancement layer joint anti-settling ability
In the present embodiment, it is pre-buried screw shell that interlayer, which connects built-in fitting 16, and screw shell internal diameter is 10mm ~ 20mm, spiral shell
Rectangle pressure-bearing billet is welded at the top of line sleeve.Junction steel plate 4 is in rectangle, long 100mm ~ 200mm, wide 50mm ~ 100mm, connection
There are 2 bolt waist holes 41 on steel plate, in being mutually perpendicular to arrange, for wearing bolt.
As Figure 2-3, it is operated for convenience of the lifting of pre-fabricated electric cables comb 1, the present embodiment is upper pre-fabricated electric cables comb 1
The pre-buried lifting built-in fitting 10 in surface.The lifting built-in fitting 10 hangs nail using pre-buried, and quantity is no less than 4, is arranged in pre-fabricated electric cables
The upper surface surrounding of comb 1, the pre-buried framework of steel reinforcement for hanging nail Yu pre-fabricated electric cables comb 1.Lifting built-in fitting 10 can also be used pre-buried
The modes such as screw shell or HPB round steel hanging ring are realized.
The construction method of the pre-fabricated electric cables comb 1 of the present embodiment is as follows:
1) foundation trench excavates, and laying bed course is simultaneously levelling, and the bed course is sand-gravel cushion, divides upper layer and lower layer, one layer of lower part is
Prototype gradation rubble, wherein maximum particle diameter is not preferably greater than 25mm, and one layer of top is middle sand, coarse sand；The bed course is plain coagulation
Soil padding, strength grade of concrete C15；
2) hoisting prefabricated cable duct bank is in place, calibrating position and direction；
3) the adhesive seal adhesive tape in the sealant bar groove of pre-fabricated electric cables comb female end lifts next section pre-fabricated electric cables row
Pipe carries out socket joint overlap joint, places connection bolt, fastening bolt after overlap joint alignment in connection bolt slot；
4) it repeats step 3) and carries out the longitudinally connected of pre-fabricated electric cables comb.
5) the 1st layer of pre-fabricated electric cables comb is laid with while carrying out the 2nd layer of laying, and hoisting prefabricated cable duct bank is placed on the 1st
On layer, by the joint arrangement of the 2nd layer of pre-fabricated electric cables comb in the middle part of the 1st layer of pre-fabricated electric cables comb pipe shaft, and to lower layer side thereon
The interlayer built-in fitting in face with junction steel plate and is bolted upper and lower level pre-fabricated electric cables comb.
6) installation that above step carries out the 2nd layer of pre-fabricated electric cables comb is repeated.
Although the utility model has been described by way of example and in terms of the preferred embodiments, embodiment is not for limiting the utility model
's.In the spirit and scope for not departing from the utility model, it is practical new to also belong to this for any equivalent change or retouch done
The protection scope of type.Therefore the protection scope of the utility model should be mark with the content that claims hereof is defined
It is quasi-.
Claims (10)
1. a kind of pre-fabricated electric cables comb, is internally provided with cable pipeline, it is characterised in that: the both ends of the pre-fabricated electric cables comb point
Not She Zhi bellmouth and socket, two section pre-fabricated electric cables combs dock by the way that bellmouth and socket are longitudinal.
2. pre-fabricated electric cables comb as described in claim 1, it is characterised in that: the bellmouth is the U-shaped structure of upper opening, institute
State the U-shaped structure that socket is recess corresponding with bellmouth.
3. pre-fabricated electric cables comb as claimed in claim 2, it is characterised in that: the side of the bellmouth and socket is corresponding
Inclined-plane.
4. pre-fabricated electric cables comb as described in claim 1, it is characterised in that: two end side surfaces of the pre-fabricated electric cables comb are equipped with
Connect bolt slot.
5. pre-fabricated electric cables comb as described in claim 1, it is characterised in that: the bellmouth end face is equipped with sealant bar groove.
6. pre-fabricated electric cables comb as described in claim 1, it is characterised in that: the side top of the pre-fabricated electric cables comb and bottom
Portion's corresponding position is embedded with interlayer connection built-in fitting.
7. pre-fabricated electric cables comb as described in claim 1, it is characterised in that: the top surface of the pre-fabricated electric cables comb has been embedded with
Hang built-in fitting.
8. pre-fabricated electric cables comb as claimed in claim 1, it is characterised in that: the cable pipeline is pre-buried finished product
Cable pipe special is pipeline made of concrete core pulling.
9. pre-fabricated electric cables comb as claimed in claim 8, it is characterised in that: cable pipeline both ends nozzle has circular arc chamfering
It or is horn mouth.
10. pre-fabricated electric cables comb as claimed in claim 9, it is characterised in that: the cable pipeline includes power cable pipeline
With communication cable pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821411988.0U CN208690872U (en) | 2018-08-30 | 2018-08-30 | A kind of pre-fabricated electric cables comb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821411988.0U CN208690872U (en) | 2018-08-30 | 2018-08-30 | A kind of pre-fabricated electric cables comb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208690872U true CN208690872U (en) | 2019-04-02 |
Family
ID=65887408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821411988.0U Active CN208690872U (en) | 2018-08-30 | 2018-08-30 | A kind of pre-fabricated electric cables comb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208690872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108832563A (en) * | 2018-08-30 | 2018-11-16 | 建华建材（中国）有限公司 | A kind of pre-fabricated electric cables comb and its construction method |
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2018
- 2018-08-30 CN CN201821411988.0U patent/CN208690872U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108832563A (en) * | 2018-08-30 | 2018-11-16 | 建华建材（中国）有限公司 | A kind of pre-fabricated electric cables comb and its construction method |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A prefabricated cable duct Effective date of registration: 20220526 Granted publication date: 20190402 Pledgee: Industrial Bank Co.,Ltd. Zhenjiang Branch Pledgor: JIANHUA CONSTRUCTION MATERIALS (CHINA) Co.,Ltd. Registration number: Y2022980006408 |