CN102587418B - Plastic power cable well - Google Patents
Plastic power cable well Download PDFInfo
- Publication number
- CN102587418B CN102587418B CN201210046209.2A CN201210046209A CN102587418B CN 102587418 B CN102587418 B CN 102587418B CN 201210046209 A CN201210046209 A CN 201210046209A CN 102587418 B CN102587418 B CN 102587418B
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- China
- Prior art keywords
- well
- shell
- plate
- housing
- angle steel
- 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.)
- Expired - Fee Related
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- 239000004033 plastic Substances 0.000 title claims abstract description 24
- 229920003023 plastic Polymers 0.000 title claims abstract description 24
- 239000002184 metal Substances 0.000 claims abstract description 34
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 28
- 239000010959 steel Substances 0.000 claims description 28
- 210000003205 muscle Anatomy 0.000 claims description 12
- 238000005728 strengthening Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 238000009958 sewing Methods 0.000 claims description 7
- 239000002991 molded plastic Substances 0.000 claims description 6
- 238000010137 moulding (plastic) Methods 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 239000003513 alkali Substances 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 239000011449 brick Substances 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000004927 clay Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004901 spalling Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention relates to an electric power building or construction technology, in particular relates to a cable well with acid-alkali resistance and durability. The cable well comprises a box-shaped well body, wherein the well body comprises an internal metal frame and a shell, wherein the shell is arranged at the outer part of the metal frame, is made of plastics and is provided with a cable inlet, a cable outlet and a manhole or a hand hole; reinforcing ribs are uniformly arranged on the inner surface and/or the outer surface of the shell in a staggered manner; and due to adoption of the structure with the internal metal frame and the external plastic shell, the metal frame supports the shell, and simultaneously, the reinforcing ribs distributed on the surface of the shell in a staggered manner further guarantees the structural strength of the shell. The cable well has the advantages that the structural strength is reliable; and simultaneously, the plastic shell and the reinforcing ribs on the shell enable the shell to have certain flexibility, and the vibration and the pressure can be absorbed and buffered. The cable well has the characteristics of high water discharging efficiency, acid-alkali-salt corrosion resistance, suitability for use under various geological conditions, strong earthquake resistance and long service life, and obtains great economic and social benefits.
Description
Technical field
The present invention relates to power construction or construction technology, be specifically related to a kind of cable shaft.
Background technology
Cable shaft is to install play construction in cable burial engineering in and after completion of works or the underground inspection shaft of maintenance effect.Generally be divided into manhole shaft and hand hole well.Manhole shaft is larger, and people can carry out constructing operation to well the inside below.Hand hole well is generally smaller, and only have hand to put in and operate, be all generally for branched line, and the cable passing in well is few, main effect is to do an outdoor transitional function, during for dark applying, facilitates threading.What traditional cable shaft great majority were used is all to be formed by brick or concreting.
But facts have proved, existing cable shaft brick or concreting is embedded in and is undergroundly subject to that slowly drained soil and steam, moisture soak, acid-alkali salt corrodes very easily corrosion spalling and lose waterproof ability, easily infiltration, poor durability, and strength decreased, fragile; Because cable distribution and cable shaft are all to arrange along road both sides, so also to affect urban highway traffic unobstructed once such cable shaft damages, be also unfavorable for the protection of groundwater resources.
And use in a large number loam brick to cause clay resource waste, do not meet environmental protection policy, and with existing structure, while checking cable, brick must be knocked out, then could check, so not only lost time but also work consuming, after then having overhauled, must lay bricks again, so just caused very large waste.Or utilize in the structure of well lid sealing cable shaft, the structural strength of well lid is not enough again, uses inconvenient.
Summary of the invention
Main purpose of the present invention is to provide a kind of acid-fast alkali-proof, long-lived cable shaft.
Concrete technical scheme of the present invention is: a kind of plastic power cable well, it is characterized in that: described cable shaft comprises box-shaped well body, well body comprises inner metal framework and is arranged on the housing of metal framework outside, described housing is plastic material, entrance hole, wire hole and manhole or hand hole are set, the inner and/or outer surface uniform of the housing reinforcing rib that is crisscross arranged on housing.
Cable shaft of the present invention adopts outer plastic material, and inside arranges the structure of metal framework, so acid-fast alkali-proof performance is fine, imbeds underground rear natural application life more lasting.This is Promethean in power construction technical field.The more important thing is, for this technical conceive is successfully used, the present invention also provides reliable technical scheme, solution applies to plastic material many technical barriers of cable shaft: the structure of interior metal framework, outer plastic housing, metal framework support housing, the reinforcing rib of the interlaced arrangement of surface of shell further guarantees the structural strength of housing simultaneously.Such cable shaft structural strength is reliable, and simultaneously that housing is had is certain flexible for the reinforcing rib structure on plastic casing and housing, better absorption and damping vibration and pressure.
So cable shaft of the present invention is compared with pipe of cement or with the brick cable shaft of clay, has drainage efficiency high, acid and alkali resistance, salt corrosion, be applicable to multiple geological conditions and use, and earthquake resisting performance is strong, long service life; And can Assembling or finished product directly lift use, greatly shortened the construction period, especially in city, can greatly reduce the impact on road traffic; And the convenient management after after installing, exempts from maintenance; Construction cost is low, cost performance is high, good economy performance.
The present invention has designed the technical though of utilizing plastic material to make cable shaft in a creative way, and captured the technical barrier of common plastics material-structure strength deficiency, utilize the inner double action that metal framework, combined outside reinforcing rib are set, the technology industrialization of plastic production cable shaft just successfully, there is initiative, obtained great economic and social benefit.
Accompanying drawing explanation
Fig. 1 is the perspective view of cable shaft of the present invention;
Fig. 2 is the upward view of cable shaft shown in Fig. 1;
Fig. 3 is the stereochemical structure sketch of metal framework;
Fig. 4 is the partial enlarged drawing of A portion in Fig. 1;
Fig. 5 is the partial enlarged drawing in the bight of metal framework;
Fig. 6 is the partial enlarged drawing in bight of the metal framework of preferred embodiment.
The specific embodiment
A kind of plastic power cable well as shown in Figure 1,2,3, 4, cable shaft comprises box-shaped well body, improvement of the present invention is that well body comprises inner metal framework as shown in Figure 3 and is arranged on the housing of seeing as Fig. 1 of metal framework outside, described housing is plastic material, entrance hole 21, one end relative with entrance hole 21 are set on housing, namely in well body length direction, a side relative with entrance hole 21 arranges wire hole, well body upside arranges manhole 50 or hand hole, general large-scale well body is exactly manhole, and small-sized well body is exactly hand hole.The housing outer surface reinforcing rib that is evenly crisscross arranged, reinforcing rib is crisscross arranged namely crisscross or oblique staggered, like this can be better housing is played and be supported and the effect of structural strengthening; Such reinforcing rib also can be arranged on shell inner surface.Other accessories such as being convenient to the syndeton of threading or illumination certainly can also be set on well body.
Metal framework can be that integral body injection molding as keel arrives plastics enclosure interior or that embed housing the inside, and user is easy to use like this.Also can be: described housing is tightly connected and is formed by polylith plate body 20.Crisscross or oblique staggered all can of described reinforcing rib, direction is namely arranged along smooth vertical and horizontal direction in well surface in length and breadth, and namely can be understood as along well body width as shown in Fig. 1,2 combinations is laterally, along well body length direction, is longitudinally.Housing is tightly connected and is formed by polylith plate body 20, and plate body 20 sizes can be less like this, is convenient to processing, is also convenient to the processing of metal framework, and parts assemble at the scene, is convenient to transportation, has also reduced significantly the difficulty of injection molding.
About the further optimal technical scheme of housing in conjunction with shown in Fig. 1,2,4: described plate body 20 edges arrange the margin plate 30 of perk, uniform connecting hole 31 on margin plate 30, adjacent plate body 20 connects by connecting hole 31 use bolts; The connecting sewing 33 being connected between described plate body 20 is positioned at He Jingti middle part, position, well body corner, and the connecting sewing 33 of well body middle part laterally and/or is vertically evenly arranged along well body.Margin plate 30 can be all perk perpendicular to plate body 20, then between conplane plate body, forms the syndeton of flange-like; The right angle contiguous block 41 be combined with face at face, namely the plate body 20 of well body corner portion passing through an angle steel shape connects; Or be positioned at the oblique setting of margin plate 30 of corner portion, namely the plate face angle of the plate face of margin plate 30 and plate body 20 is acute angle, then two adjacent margin plates 30 are tightly connected and form oblique connecting sewing 33, also can realize the reliable connection of 20 of plate bodys.The margin plate 30 or the right angle contiguous block 41 that form like this plate seam are all similar to the reinforcing rib that size is larger, not only easy to connect, and can play further structural strengthening effect, therefore, described connecting sewing 33 laterally and/or is longitudinally evenly arranged namely on edge, well body middle part: structural strengthening effect and plate body 20 sizes in conjunction with connecting sewing 33 positions are avoided the rationally setting of entrance hole 21, wire hole, manhole/hand hole rationally, simultaneously.
Be more preferably: described plate body 20 and reinforcing rib, margin plate 30 integral molded plastic moulding on it; Described reinforcing rib comprises sheet muscle 24 and the larger square column muscle 25 of gauge of thinner thickness, and sheet muscle 24 is between square column muscle 25, and both are perpendicular and arrange along the direction in length and breadth of well surface.Since sheet muscle 24 and square column muscle 25 are orthogonal, so as shown in Figure 1, can be to be just also interpreted as that one is that lateral arrangement, one are vertical layouts, is convenient to mold and processing.Conventionally square column muscle 25 because of size thick, there is better structural strength, so the plate face direction longer along length arranges, rather than certain for laterally or vertically arranging, also visible square column muscle 25 is vertically arranged along lateral arrangement, some position at some position of well body as shown in Figure 1, as long as can strengthen reliably structure, the reinforcing rib that its variation arranges the more arranged direction of increase does not need to pay creative work.Reinforcing rib and plate body 20 integral molded plastic moulding make processing easily, can certainly adopt the connected modes such as bonding or draw-in groove clamps.
The further optimal technical scheme of metal framework is in conjunction with shown in Fig. 3,5,6: described metal framework is connected and composed by angle steel 10, and angle steel 10 arranges along the internal edges angular position of housing; On metal framework, be positioned at three angle steel 10 on well body summit by the affixed formation of connector " Y " shape connecting portion 11, be positioned at well body top " Y " shape connecting portion 11 " Y " shape opening 12 straight up, " Y " shape opening 12 of being positioned at well body bottom straight down.Angle steel 10 structural strengths are high, simultaneously light again, connect also very convenient, its junction can adopt welding, kinds of schemes is spirally connected etc., do not affect the realization of the object of the invention, therefore Fig. 3 has only simply illustrated the profile of metal framework with straight line, namely " Y " shape connecting portion 11 is positioned on 8 summits of metal framework.As shown in Figure 5, " Y " shape connecting portion 11 can be affixed by least two borings and bolt with two braces, can certainly weld, adopt such connecting portion simultaneously by " Y " shape opening 12 towards being optimized setting, its technology is exactly a little: cable shaft will be embedded in the underground or roadside of urban road conventionally, need to bear the pressure of vehicle etc., and be often asymmetric, inhomogeneous active force, such connecting portion can be steady by this active force, absorb dispersedly, be delivered to more dispersedly again on the bottom angle steel 10 of metal framework and the bottom plate body 20 of housing simultaneously, " Y " shape connecting portion 11 also can support the angle steel 10 of vertical layout better simultaneously, and with respect to the structure on the angle steel 10 direct conflict well body summits of vertical layout, have again certain flexible, such dispersion and there is the risk that fractures that certain flexible structure has significantly lowered four angle steel 10 of vertically arranging that are positioned at four jiaos of well bodies on metal framework.Make metal framework and housing durable in use.This technical conceive is extremely ingenious, because easy to operate for the ease of wiring, installation etc., the area of space that must guarantee housing inner chamber does not have the parts such as metallic support, the angle steel 10 that forms so metal framework must be arranged along the corner of well body inside, but how about layout can play the effect of structural strengthening reliably like this, become technical barrier, the present invention has successfully solved this difficult problem by the structure of " Y " shape connecting portion 11.
Further, as shown in Figure 6: described connector comprises the junction plate of two oblique " L " shapes, the projecting end 111 of the long end plate body of junction plate and the angle steel 10 of vertical direction is affixed, the corner part against the angle steel 10 of horizontally set compared with short slab body 113 of affixed by turning one side 112 and horizontal angle steel 10 on the long end plate body of junction plate, junction plate.Like this junction plate of bottom can be better by force transmission to the angle steel 10 of bottom, and the junction plate on well body top also can absorb the active force of artesian well body top more reliably, and reduces the destroyed wind direction of bolt, further improves application life.
Can also be further: the middle part of the angle steel between two 10 of the same sidewall that is positioned at housing on described metal framework connects by strengthening steel 10`, and the length direction of strengthening steel 10` is parallel or perpendicular to the short transverse of cable shaft.Namely as shown in Figure 3, when well body size is larger, the parts that the plate face centre position of corresponding housing also arranges angle steel or steel pipe or similar structures on metal framework play the effect of reinforcement metal framework and well body structure intensity.The structure of well body is more firmly more reliable like this.The cable shaft that can adapt to any occasion and dimensions.Improved the versatility of product.
Further, described perforate is positioned at plate body 20 middle parts, and reinforcement for openings circle is set in perforate, reinforcement for openings circle and plate body 20 integral molded plastic moulding.That is to say that entrance hole 21, wire hole, manhole, hand hole etc. are all positioned at plate body 20 centre positions, avoid plate body 20 partial structurtes to damage.Stiffening ring can be bonded on plate body 20, also can with plate body 20 integral molded plastic moulding, easy to process like this.
Described manhole is positioned at well body upside, and cover plate 50 is set on manhole.Cover plate 50 can hide manhole like this, prevents that rainwater from immersing, and opens cover plate 50 and just can enter the installation of well body or maintenance, uses easily.
The centre position, bottom of described well body inner side arranges the sump 60 of being convenient to draining.Even if having because plastic material is airtight like this in the sump 60 that a small amount of condensation vapor also can be back to bottom notch, remove during easy access.Certainly, such sump 60 can arrange a plurality of.
Claims (5)
1. a plastic power cable well, it is characterized in that: described cable shaft comprises box-shaped well body, well body comprises inner metal framework and is arranged on the housing of metal framework outside, described housing is plastic material, entrance hole, wire hole and manhole or hand hole are set, the inner and/or outer surface uniform of the housing reinforcing rib that is crisscross arranged on housing; Described housing is by polylith plate body (20) formation that is tightly connected; Described metal framework is connected and composed by angle steel (10), and angle steel (10) arranges along the internal edges angular position of housing; Three angle steel (10) that are positioned at well body summit on metal framework are by the affixed formation of connector " Y " shape connecting portion (11), be positioned at well body top " Y " shape connecting portion (11) " Y " shape opening (12) straight up, " Y " shape opening (12) of being positioned at well body bottom straight down; Described plate body (20) edge arranges the margin plate (30) of perk, the upper uniform connecting hole (31) of margin plate (30), and adjacent plate body (20) connects with bolt by connecting hole (31); The connecting sewing being connected between described plate body (20) is positioned at He Jingti middle part, position, well body corner, and the connecting sewing of well body middle part laterally and/or is vertically evenly arranged along well body; Described plate body (20) and the reinforcing rib on it, margin plate (30) integral molded plastic moulding; Described reinforcing rib comprises sheet muscle (24) and the larger square column muscle (25) of gauge of thinner thickness, and sheet muscle (24) is positioned between square column muscle (25), and both are perpendicular and arrange along the direction in length and breadth of well surface; Described connector comprises the junction plate of two oblique " L " shapes, and the projecting end of long end plate body of junction plate and the angle steel of vertical direction (10) are affixed, the corner part against the angle steel (10) of horizontally set compared with short slab body of affixed by turning one side and horizontal angle steel (10) on the long end plate body of junction plate, junction plate.
2. a kind of plastic power cable well according to claim 1, is characterized in that: perforate is positioned at plate body (20) middle part, reinforcement for openings circle is set, reinforcement for openings circle and plate body (20) integral molded plastic moulding in perforate.
3. a kind of plastic power cable well according to claim 1, is characterized in that: described manhole is positioned at well body upside, and cover plate (41) is set on manhole.
4. a kind of plastic power cable well according to claim 1, it is characterized in that: the middle part of the angle steel between two (10) of the same sidewall that is positioned at housing on described metal framework is affixed by strengthening steel (10`), the length direction of strengthening steel (10`) is parallel or perpendicular to the short transverse of cable shaft.
5. a kind of plastic power cable well according to claim 3, is characterized in that: the centre position, bottom of described well body inner side arranges the sump (50) of being convenient to draining.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410613656.0A CN104358276B (en) | 2012-02-28 | 2012-02-28 | The plastic cable well of reinforcement structure |
| CN201210046209.2A CN102587418B (en) | 2012-02-28 | 2012-02-28 | Plastic power cable well |
| CN201410616838.3A CN104404982B (en) | 2012-02-28 | 2012-02-28 | Acid and alkali resistance, the cable shaft of salt corrosion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210046209.2A CN102587418B (en) | 2012-02-28 | 2012-02-28 | Plastic power cable well |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410616838.3A Division CN104404982B (en) | 2012-02-28 | 2012-02-28 | Acid and alkali resistance, the cable shaft of salt corrosion |
| CN201410613656.0A Division CN104358276B (en) | 2012-02-28 | 2012-02-28 | The plastic cable well of reinforcement structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102587418A CN102587418A (en) | 2012-07-18 |
| CN102587418B true CN102587418B (en) | 2014-12-10 |
Family
ID=46476609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210046209.2A Expired - Fee Related CN102587418B (en) | 2012-02-28 | 2012-02-28 | Plastic power cable well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102587418B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104004318B (en) * | 2014-06-10 | 2015-04-01 | 梁栌伊 | Plastic electric cable well |
| CN107491583A (en) * | 2017-07-10 | 2017-12-19 | 北京道亨时代科技有限公司 | A kind of method for being classified structure power cable well parameterized model |
| CN109537633A (en) * | 2018-10-18 | 2019-03-29 | 杭州金盟道路设施有限公司 | A kind of integration manhole well |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2866623Y (en) * | 2006-02-14 | 2007-02-07 | 四川天鑫塑胶管业有限公司 | Winding formed rectangular plastic inspection manhole |
| CN201639158U (en) * | 2009-12-30 | 2010-11-17 | 伍时雄 | Distribution box |
| CN202509524U (en) * | 2012-02-28 | 2012-10-31 | 昆明普尔顿管业有限公司 | Plastic power cable well |
-
2012
- 2012-02-28 CN CN201210046209.2A patent/CN102587418B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2866623Y (en) * | 2006-02-14 | 2007-02-07 | 四川天鑫塑胶管业有限公司 | Winding formed rectangular plastic inspection manhole |
| CN201639158U (en) * | 2009-12-30 | 2010-11-17 | 伍时雄 | Distribution box |
| CN202509524U (en) * | 2012-02-28 | 2012-10-31 | 昆明普尔顿管业有限公司 | Plastic power cable well |
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| Publication number | Publication date |
|---|---|
| CN102587418A (en) | 2012-07-18 |
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Address after: Sunpa No. 1 building, 650000 Yunnan Province, Kunming city Wuhua District KELONG Road, 10 floor Patentee after: KUNMING PURETOWN ENVIRONMENTAL TECH CO.,LTD. Address before: 427 room 650051, Yunnan Software Park, Kunming hi tech Development Zone, Kunming, Yunnan Patentee before: KUNMING PURETOWN PIPE Co.,Ltd. |
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Denomination of invention: Plastic power cable well Effective date of registration: 20200313 Granted publication date: 20141210 Pledgee: Kunming Industrial Development and Investment Co.,Ltd. Pledgor: KUNMING PURETOWN ENVIRONMENTAL TECH Co.,Ltd. Registration number: Y2020530000006 |
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Granted publication date: 20141210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |