CN204167845U - Novel assembled armored concrete cable trench - Google Patents
Novel assembled armored concrete cable trench Download PDFInfo
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- CN204167845U CN204167845U CN201420432081.8U CN201420432081U CN204167845U CN 204167845 U CN204167845 U CN 204167845U CN 201420432081 U CN201420432081 U CN 201420432081U CN 204167845 U CN204167845 U CN 204167845U
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- cable trench
- armored concrete
- novel assembled
- side plates
- top board
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Abstract
The utility model relates to a kind of underground cable and lays the precast member for reinforcing bar concrete used, especially novel assembled armored concrete cable trench.Comprise cable trench body, be characterized in: described cable trench body comprises base plate (4), two side plates (2) and top board (1), and the monolithic reinforced-concrete component that this base plate (4), two side plates (2) and top board (1) are one-time cast-forming, reinforcing bar in addition in this base plate (4), two side plates (2) and top board (1) is connected to each other integral, and is provided with cable bearer (3) in these two side plate (2) inside.This cable trench of the present utility model can pass through mould disposal pouring, maintenance is shaping, interface adopts securing member assembling and handling flexibly, not only can realize batch prefabricated, shorten construction period, improve crush resistance strength, also have and prevent outer water from entering, inner ringless-type magnetic field, be suitable for the ground advantage such as sedimentation among a small circle.
Description
Technical field
The utility model relates to a kind of underground cable and lays the precast member for reinforcing bar concrete used, especially novel assembled armored concrete cable trench.
Background technology
At present, China's cable trough exists with reinforced concrete cast-in-situ structure and brickwork construction two kinds of forms.1, adopt reinforced concrete cast-in-situ structure, this cable trough construction is slow, cost is high, intensity difference, easily infiltration, easily contamination, heat-sinking capability is poor, cable permission ampacity is low.2, adopt brickwork construction, this cable trough intensity difference, anti-extrusion ability is weak, and easily infiltration, easily contamination, perishable, useful life is short.
The shortcomings such as the cable trough ubiquity construction of above two kinds of forms is slow, easily infiltration, easily contamination, make the safety of the cable after laying be on the hazard.
Utility model content
The purpose of this utility model is to provide a kind of novel assembled armored concrete cable trench, can realize prefabricated in batches thus shorten construction period, and crush resistance strength is high.
A kind of novel assembled armored concrete cable trench, comprise cable trench body, its special feature is: described cable trench body comprises base plate, two side plates and top board, and this base plate, two side plates and top board are the monolithic reinforced-concrete component of one-time cast-forming, reinforcing bar in addition in this base plate, two side plates and top board is connected to each other integral, and is provided with cable bearer in these two side plate inside.
Wherein cable trench body is rectangular structure, and its cross section is hollow.
Wherein base plate is slab construction; Wherein two side plates are slab construction, or these two side plates are frame-shear-wall structure, or in these two side plates one for slab construction and another is frame-shear-wall structure.
Wherein the inner surface of top board is plane, and its outer surface is the shape on plane, arc surface or inclined-plane, mid-plane both sides.
Wherein on top board, be embedded with suspension ring or suspension rod.
Wherein suspension ring are the reinforced steel bar ring of U-shaped, V-type or O type, and this eye portion stretches out outside top board.
The bottom of its middle hanger is embedded in top board, and the top of this suspension rod is provided with pier nose.
Wherein two end faces of cable trench body are plane, an end face are provided with O-ring seal wherein; Or cable trench body end face is plane, and on another end face, has annular groove thus O-ring seal is installed.
Wherein an end face of cable trench body is bellmouth structure, and another end face is outlet structure, thus to be joined end to end by two cable trench bodies by male-female engagement and fit together.
Wherein outlet structure adopts secondary inclined-plane or three inclined-planes, and bellmouth structure then adopts a corresponding incline bench or secondary incline bench, and the step place between outlet structure ramp is provided with O-ring seal.
Wherein O-ring seal adopts together or twice cushion rubber, and per pass cushion rubber is whole piece ring apron, and cushion rubber cross section is O shape, triangle, rectangle or V-arrangement.
On the inner surface of at least one side plate, be wherein embedded with cable bearer steel plate embedded part or cable bearer mounting nuts are installed.
Wherein cable bearer adopts angle steel or engineering plastics material.
Wherein on two side plates, be equipped with stretch-draw hole along its length.
Wherein be provided with in the symmetric position of two side plates and recruitment person ignorant of ABCs in art hole is installed.
Wherein in cable trench body, be embedded with grounding nut or ground connection steel plate embedded part, this grounding nut or ground connection steel plate embedded part be the intrinsic bar connecting with cable trench also.
Through probationary certificate, after adopting cable trench of the present utility model, deficiencies such as overcoming existing reinforced concrete cast-in-situ structural cable ditch and brickwork construction cable trough intensity difference, construct slowly, easily seep water, this cable trench of the present utility model can pass through mould disposal pouring, maintenance is shaping, interface adopts securing member assembling and handling flexibly, not only can realize batch prefabricated, shorten construction period, improve crush resistance strength, also have and prevent outer water from entering, inner ringless-type magnetic field, be suitable for the ground advantage such as sedimentation among a small circle.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is structural representation of the present utility model;
Accompanying drawing 3 is structural representation of the present utility model;
Accompanying drawing 4 is the bell and spigot syndeton schematic diagram adopting one O-ring seal 5 in the utility model;
Accompanying drawing 5 is the bell and spigot syndeton schematic diagram adopting two seals cushion rubber 5 in the utility model;
Accompanying drawing 6 is the position view in stretch-draw hole 6 in the utility model;
Accompanying drawing 7 is the position view of blind hole 7 (installing technological hole) in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in more detail:
As shown in Fig. 1,2,3,4,5,6,7, cable trench base plate of the present utility model 4, two side plates 2 and top board 1 are monolithic devices structure, adopt concrete one-time cast-forming.Inside is provided with cable bearer 3 along cable laying direction.Multiple cable trench body of the present utility model can be assembled along the length direction often saved, and forms cable tunnel.Cable trench body construction of the present utility model is rectangular structure, and end face and cross section are " returning " shape.Its structure composition comprises base plate 4, side plate 2 and top board 1, end, two ends along its length, is the connecting portion of assembling.
Wherein base plate 4 is flat plate steel tendon concrete structure.And side plate 2 inner surface is plane, outer surface has the following two kinds structure: a, dull and stereotyped wall reinforced concrete structure, and architectural feature is that the thickness of side plate 2 is thicker and thin and thick is even.B, framework board wall reinforced concrete structure, architectural feature is that main stress is born by Vierendeel girder and frame column, and auxiliary stressed and sealing process born by thin plate shear wall.
Top board 1 is reinforced concrete slab structure, and wherein lower surface is plane, and upper surface has several as follows: a, upper surface are planar structure; B, upper surface are inclined-plane and Planar Compound structure, see at end face and cross section, top board 1 upper surface both sides be inclined-plane, centre is plane; 3, see at end face and cross section, the upper surface of top board 1 is arc surface.
Top board 1 upper surface of cable trench of the present utility model is embedded with hoisting ring or vertical loading board (hereinafter referred to as suspension ring, suspension rod), suspension ring have following several structure, feature is as follows: 1, U-shaped, V-type, the O type suspension ring made of embedded bar in the product, and eye portion stretches out plane on top board 1; 2, pre-buried vertical loading board (hereinafter referred to as suspension rod) in the product, suspension rod bottom and armored concrete are taken root, and pier nose is arranged at top, and the pier nose of suspension rod is Heave Here, use special snap fit to be stuck on suspension rod pier nose, lifting.At the pre-buried suspension rod place of top board 1 upper surface, concrete leaves hemisphere hole, exposes suspension rod pier nose and lifting position.
The both ends of cable trench length direction of the present utility model are the connecting portion of assembling, and specific constructive form is divided into following two kinds: a, end face plane syndeton; B, tongue and groove (bell and spigot) syndeton.Wherein tongue-and-groove structure has and is divided into the tongue-and-groove structure (being called for short turning, garden tongue and groove) that turning is the tongue-and-groove structure (being called for short straight turning bell and spigot) at right angle, turning is fillet, and turning is the tongue-and-groove structure (being called for short turning, inclined-plane tongue and groove) three kinds on inclined-plane.Plane syndeton refers to that two end faces of cable trench are plane, or on a transverse plane, the square cannelure of cushion rubber installed by surrounding thickness of slab centre position band, and the O-ring seal 5 by end face seals.O-ring seal 5 is whole piece ring apron, cross section have following several form: a, "O"-ring form; B, triangular-section; C, square-section; D, V-arrangement cross section.O-ring seal 5 quantity as required, can have one cushion rubber and twice cushion rubber two kinds of structures.
The structure of tongue and groove form is as follows: one end is bellmouth structure, and the other end is outlet structure, and socket face is secondary inclined-plane and two kinds, three inclined-planes, male-female.Bellmouth face is incline bench, secondary incline bench two kinds once, is convenient to the placement of O-ring seal 5.Concrete configuration is: when bell and spigot fills one cushion rubber, and socket joint face is as secondary inclined-plane, and during bell and spigot dress twice cushion rubber, socket face is three inclined-planes, once inclined-plane, bellmouth face.
The installation of cable bearer 3: until cable trench body prefabricated complete and install terminate after, spacing as requested, at side plate 2 inner surface of cable trench body, installing cables support 3.The candidate materials of cable bearer 3 is angle steel or engineering plastics.Cable bearer 3 mounting means has 3 kinds, on the side plate 2 of a, product, and inner surface, pre-embedded steel slab embedded part, in order to welded and installed cable bearer 3; On the side plate 2 of b, product, inner surface, embedded nut, in order to bolt connection cable bearer 3; After c, production are complete, side plate 2 inner surface is holed, place expansion bolt, in order to installing cables support 3.Now without the need to any embedded part, on-the-spot boring is relied on to use expansion bolt installing cables support 3.
For ease of installing, and prevention gene basis bed course sedimentation causes groove to misplace, the corner of cable trench can be provided with stretch-draw hole 6, specifically four turnings of product cross section, be reserved with elongated hole (being called for short stretch-draw hole 6) along its length, in in the middle of cable trench, groove is stayed at position, turning, and stretch-draw hole 6 and groove communicate, and are convenient to reeve or long lead screw etc. in stretch-draw hole 6 and carry out stretch-draw.For ease of the installation of product, product is made with installing technological hole, specifically in the middle of product, side plate 2 waist reserves blind hole 7, reserved blind hole 7 perpendicular side plate 2, and left side plate 2 position is unified, is convenient to rod and uses the drafting tools such as chain sling.
Cable trench of the present utility model is also reserved with earthing device, structure has the following two kinds: the special nut that a, this product are embedded with and inner reinforcing bar arrangement of reinforcement welds together, and nut end face and product external surfaces are put down, during product is installed, this nut can pass through bolt, connects earth strip.B, in inner reinforcing bar arrangement of reinforcement, weld a block plate embedded part, steel plate embedded part and product external surfaces are put down, and during product is installed, this embedded part by welding, can connect earth strip.
Cable tunnel of the present utility model forms primarily of armored concrete.By configuring double steel bar rack in the concrete in trench wall, make after the concrete is cured, good cohesive force is produced between reinforcing bar and concrete, there is enough large compression strength, thus under ensureing the effect of outer load, concrete mainly bears pressure, and reinforcing bar mainly bears pulling force, cable trench can bear very large pressure, pulling force, shearing force etc., thus ensure that the quality of product fully.
Cable tunnel of the present utility model adopts vibro-moulding process, by the vibration to mould, makes the filling of mould inside closely knit, completes the processing to product design.Through autoclave curing, after making product possess certain intensity, the demoulding is put in storage.According to length needs, after multiple cable trench assembling, its interface adopts flexible rubber ring material seal, prevents trench interiors from intaking.
The utility model has features:
1, water-impervious:
(1) in process control structure, reinforcing bar or tie wire must not touch mould, avoid in structure, leave infiltration path;
(2) add concrete waterproofer in prefabricated raw material, guarantee that ditch body does not seep water;
(3) interface adopts flexible rubber ring to carry out water-tight, guarantees that outer water be can't help interface and flowed into;
2, anticorrosion:
(1) add sulfate corrosion-resistance preservative for concrete in prefabricated raw material, concrete is had, and anti-salt ion corrodes, freeze thawing resistance circulates the superperformances such as destruction and high impermeabilisation;
(2) Prefabricated also can increase preservative treatment according to client's actual demand.
3, anti-extrusion:
(1) concrete crushing strength C40;
(2) carry out maintenance by high steam, improve intensity, within 28 days, curing strength reaches C40, external pressure load 20KN/cm
2.
4, concrete adopts strong concrete or self-compacting concrete.
Claims (16)
1. a novel assembled armored concrete cable trench, comprise cable trench body, it is characterized in that: described cable trench body comprises base plate (4), two side plates (2) and top board (1), and the monolithic reinforced-concrete component that this base plate (4), two side plates (2) and top board (1) are one-time cast-forming, reinforcing bar in addition in this base plate (4), two side plates (2) and top board (1) is connected to each other integral, and is provided with cable bearer (3) in these two side plate (2) inside.
2. novel assembled armored concrete cable trench as claimed in claim 1, it is characterized in that: wherein cable trench body is rectangular structure, its cross section is hollow.
3. novel assembled armored concrete cable trench as claimed in claim 1, is characterized in that: wherein base plate (4) is slab construction; Wherein two side plates (2) are slab construction, or these two side plates (2) are frame-shear-wall structure, or in these two side plates (2) one for slab construction and another is frame-shear-wall structure.
4. novel assembled armored concrete cable trench as claimed in claim 1, is characterized in that: wherein the inner surface of top board (1) is plane, and its outer surface is the shape on plane, arc surface or inclined-plane, mid-plane both sides.
5. novel assembled armored concrete cable trench as claimed in claim 1, is characterized in that: wherein on top board (1), be embedded with suspension ring or suspension rod.
6. novel assembled armored concrete cable trench as claimed in claim 5, is characterized in that: wherein suspension ring are the reinforced steel bar ring of U-shaped, V-type or O type, and this eye portion stretches out top board (1) outward.
7. novel assembled armored concrete cable trench as claimed in claim 5, is characterized in that: the bottom of its middle hanger is embedded in top board (1), and the top of this suspension rod is provided with pier nose.
8. novel assembled armored concrete cable trench as claimed in claim 1, is characterized in that: wherein two end faces of cable trench body are plane, an end face is provided with O-ring seal (5) wherein; Or cable trench body end face is plane, and on another end face, has annular groove thus O-ring seal (5) is installed.
9. novel assembled armored concrete cable trench as claimed in claim 1, it is characterized in that: wherein an end face of cable trench body is bellmouth structure, and another end face is outlet structure, thus by male-female engagement two cable trench bodies is joined end to end and fit together.
10. novel assembled armored concrete cable trench as claimed in claim 9, it is characterized in that: wherein outlet structure adopts secondary inclined-plane or three inclined-planes, bellmouth structure then adopts a corresponding incline bench or secondary incline bench, and the step place between outlet structure ramp is provided with O-ring seal.
11. novel assembled armored concrete cable trench as claimed in claim 10, it is characterized in that: wherein O-ring seal (5) adopts together or twice cushion rubber, and per pass cushion rubber is whole piece ring apron, cushion rubber cross section is O shape, triangle, rectangle or V-arrangement.
12. novel assembled armored concrete cable trench as claimed in claim 1, is characterized in that: on the inner surface of at least one side plate (2), be wherein embedded with cable bearer install steel plate embedded part or cable bearer mounting nuts.
13. novel assembled armored concrete cable trench as claimed in claim 1, is characterized in that: wherein cable bearer (3) adopts angle steel or engineering plastics material.
14. novel assembled armored concrete cable trench as claimed in claim 1, is characterized in that: wherein on two side plates (2), be equipped with stretch-draw hole (6) along its length.
15. novel assembled armored concrete cable trench as claimed in claim 1, is characterized in that: be wherein provided with in the symmetric position of two side plates (2) and install recruitment person ignorant of ABCs in art hole (7).
16. novel assembled armored concrete cable trench as claimed in claim 1, it is characterized in that: wherein in cable trench body, be embedded with grounding nut or ground connection steel plate embedded part, this grounding nut or ground connection steel plate embedded part be the intrinsic bar connecting with cable trench also.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420432081.8U CN204167845U (en) | 2014-08-02 | 2014-08-02 | Novel assembled armored concrete cable trench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420432081.8U CN204167845U (en) | 2014-08-02 | 2014-08-02 | Novel assembled armored concrete cable trench |
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| Publication Number | Publication Date |
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| CN204167845U true CN204167845U (en) | 2015-02-18 |
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| CN201420432081.8U Active CN204167845U (en) | 2014-08-02 | 2014-08-02 | Novel assembled armored concrete cable trench |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104113033A (en) * | 2014-08-02 | 2014-10-22 | 宁夏平罗凌云建材实业有限公司 | Novel assembled type reinforced concrete cable trough |
| CN105507645A (en) * | 2015-11-18 | 2016-04-20 | 张振明 | Universal concrete sphere |
| CN106786321A (en) * | 2017-02-22 | 2017-05-31 | 上海电力设计院有限公司 | Suitable for the prefabricated assembled cable trench in depression area |
| CN107276006A (en) * | 2017-08-10 | 2017-10-20 | 宁夏众力管廊科技有限公司 | A kind of assembly type draws well |
-
2014
- 2014-08-02 CN CN201420432081.8U patent/CN204167845U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104113033A (en) * | 2014-08-02 | 2014-10-22 | 宁夏平罗凌云建材实业有限公司 | Novel assembled type reinforced concrete cable trough |
| CN105507645A (en) * | 2015-11-18 | 2016-04-20 | 张振明 | Universal concrete sphere |
| CN106786321A (en) * | 2017-02-22 | 2017-05-31 | 上海电力设计院有限公司 | Suitable for the prefabricated assembled cable trench in depression area |
| CN106786321B (en) * | 2017-02-22 | 2019-02-15 | 上海电力设计院有限公司 | Prefabricated assembled cable trench suitable for depression area |
| CN107276006A (en) * | 2017-08-10 | 2017-10-20 | 宁夏众力管廊科技有限公司 | A kind of assembly type draws well |
| CN107276006B (en) * | 2017-08-10 | 2018-11-13 | 宁夏众力管廊科技有限公司 | A kind of assembly type traction well |
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