CN106992488A - A kind of assembled shaped steel cable tray - Google Patents
A kind of assembled shaped steel cable tray Download PDFInfo
- Publication number
- CN106992488A CN106992488A CN201710319219.1A CN201710319219A CN106992488A CN 106992488 A CN106992488 A CN 106992488A CN 201710319219 A CN201710319219 A CN 201710319219A CN 106992488 A CN106992488 A CN 106992488A
- Authority
- CN
- China
- Prior art keywords
- box body
- groove box
- lower margin
- cell wall
- cable tray
- 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.)
- Granted
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/04—Installations of electric cables or lines in or on the ground or water in surface ducts; Ducts or covers therefor
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a kind of assembled shaped steel cable tray, its drip irrigation device is to include groove box body, groove box body includes cell wall and bottom wall and cover plate, cell wall is provided with two, and it is located at the both sides of groove box body width respectively, bottom wall is located at the bottom of groove box body, and it is connected between two cell walls, cover plate is located at the top of groove box body, and it is set up in the top of two cell walls, two cell walls and bottom wall and cover plate surround the accommodating chamber being formed with for accommodating cable, and bottom wall includes steel wire；The bottom of groove box body is provided with concrete crosstie, and the overcast for groove box body frame to be above the ground level is provided between groove box body and concrete crosstie, and the air channel that air feed is blown over is left between groove box body and concrete crosstie；Sand in accommodating chamber can be blown away in groove box body negative pressure formed below when blowing air over air channel.The groove box can be prevented effectively from sand and dust accumulation, and be conducive to shortening the duration, economical and practical.
Description
Technical field
The present invention relates to cable machinery technical field, more specifically, it relates to a kind of assembled shaped steel cable tray.
Background technology
In recent years, developing rapidly with national power construction, various regions Electric Power Network Planning is also strengthened and perfect continuous.Just with
For eastern area of Inner Mongolia, there are abundant coal electricity, wind-powered electricity generation, photoelectricity resource, the electric power of each high-power station needs concentration to send outside, therefore the ground
Transformer station and current conversion station in area also will gradually increase.Simultaneously as climate reasons, long-term drought and water shortage, Seasonal Temperature Difference and daytime
The night temperature difference is larger, and winter is very long, freezes deep larger, spring and autumn dust storm is more serious.In the case, if using traditional coagulation
Cob brick builds cable duct (including cable duct on ground), easily produces more problem, specific as follows：
(1) it is larger by season and climatic effect, it is difficult to ensure that normal construction speed and construction quality.
(2) in order to accelerate the progress of engineering construction, winter construction is needed often, because concrete curing water shortage or ground freeze
Swollen, easily there is crackle, influence durability and intensity in cable duct.
(3) during construction foundation trench cubic metre of earth excavation and filling, cause the ambient influnence of blown sand airborne dust, cause sand in cable duct tight
Weight is, it is necessary to often cleaning maintenance.
(4) because cable duct is sealed bottom structure, sand and dust are caused once entering in ditch, cleaning difficulty is larger, it is difficult to root
Control.
On the other hand, the need in order to adapt to electricity power engineering construction, the domestic innovation skill with assembly type cable slot
Art industry.Wherein, including prefabrication armored concrete cable trench, cement base composite cable groove etc., with reliable in quality,
Advantage quick for installation.But, investigated by producer, the problem of these products all effectively can not solve anti-dust, and exist
The factors such as long-distance transport concrete component, cause cost very high, constrain application effect in Practical Project.
The content of the invention
In view of the deficienciess of the prior art, it is an object of the invention to provide a kind of assembled shaped steel cable tray, should
Groove box can be prevented effectively from sand and dust accumulation, and be conducive to shortening the duration, economical and practical.
To achieve the above object, the invention provides following technical scheme：A kind of assembled shaped steel cable tray, includes
Groove box body, the groove box body includes cell wall and bottom wall and cover plate, and the cell wall is provided with two, and is located at respectively
The both sides of groove box body width, the bottom wall is located at the bottom of groove box body, and is connected between two cell walls, described
Cover plate is located at the top of groove box body, and is set up in the top of two cell walls, and two cell walls and bottom wall and cover plate surround shape
Into the accommodating chamber having for accommodating cable；The cell wall includes C-shaped channel steel, and the bottom wall includes steel wire, the cover plate
Include for snapping onto the snapping edge on the outside of cell wall；The bottom of the groove box body is provided with concrete crosstie, the groove box sheet
The overcast for groove box body frame to be above the ground level, the groove box body and concrete are provided between body and concrete crosstie
The air channel that air feed is blown over is left between pillow；Can be by accommodating chamber in groove box body negative pressure formed below when blowing air over air channel
Sand blow away.
The present invention is further arranged to：The concrete crosstie is embedded to underground, and upper surface and the ground of the concrete crosstie are held
It is flat.
The present invention is further arranged to：The overcast includes support lower margin, and the support lower margin is along groove box body
Length direction be disposed with several, the lower end of the support lower margin is plugged in concrete crosstie, the support lower margin
Upper end is connected with groove box body；The upper end of the support lower margin, which is bolted with least two nuts, the groove box body, to be provided with
For the spliced eye passed through for support lower margin, through spliced eye, latter two nut is bolted on support lower margin support lower margin, and
And it is located at the head and end of spliced eye respectively, two nuts grip groove box body.
The present invention is further arranged to：The spliced eye is arranged on cell wall, is provided with spliced eye on two cell walls, institute
State width of the support lower margin along groove box body and be provided with two rows.
The present invention is further arranged to：The lower end bending of the support lower margin is connected with to be contacted for increasing with concrete crosstie
The connecting pin of area, the connecting pin is in L-shaped structure setting with support lower margin.
The present invention is further arranged to：The bottom wall also includes the support bar for supporting steel silk screen, the support bar
Positioned at the lower section of steel wire, the two ends of the support bar length direction are fixedly connected with two cell walls respectively, the support bar edge
The length direction of groove box body is disposed with several.
The present invention is further arranged to：Rubber blanket, length of the rubber blanket along cell wall are provided with above two cell walls
Spend direction to set in list structure, a side of the rubber blanket and the upper surface of cell wall are contradicted, and another side is contradicted with cover plate；
Elastic component is provided with the rubber blanket, the rubber blanket is connected by elastic component with cell wall, and the elastic component is by steel wire wound
Set in e character form structures, the elastic component includes the connection framework being connected in rubber blanket, and for answering for being connected with cell wall
Position framework, the connection framework is set in n character form structures, and the reduction frame includes two release links being parallel to each other, institute
State and two are provided with the junction button being provided with cell wall for being connected with reduction frame, the junction button respectively for two resets
The reset hole of bar grafting, two reset holes are arranged in an axially parallel mode；After two release links are plugged in two reset holes, work as connection
Framework to side stress tilt when, reduction frame stress produce deformation can save reset torsion.
In summary, the invention has the advantages that：By overcast by groove box body built on stilts installation, make cassette bottom
The air channel of proper height is left with ground, when the wind blows, due to the effect of keeping out the wind in groove box wall face, wind speed can be carried substantially in air channel
Height, and form microseism air-flow in groove box, forces and has been enter into a small amount of sand and dust in box through falling into air channel by torrent after steel wire
Wind is blown away, it is to avoid accumulated in box, is realized " with wind sand prevention ".
Brief description of the drawings
Fig. 1 is the mounting structure schematic diagram of assembled shaped steel cable tray；
Structural representation when Fig. 2 is assembled shaped steel cable tray wind-engaging；
Fig. 3 is the dimensional decomposition structure diagram of elastic component and junction button；
Fig. 4 is the structural representation that rubber blanket is contacted between cell wall and cover plate.
Reference：1st, groove box body；11st, accommodating chamber；12nd, dividing plate；2nd, cell wall；21st, spliced eye；22nd, junction button；221、
Reset hole；3rd, bottom wall；31st, support bar；4th, cover plate；41st, snapping edge；5th, concrete crosstie；6th, overcast；61st, lower margin is supported；
62nd, nut；63rd, connecting pin；7th, air channel；8th, rubber blanket；9th, elastic component；91st, connection framework；92nd, reduction frame；921st, reset
Bar.
Embodiment
With reference to the accompanying drawings and examples, the present invention is described in more detail.Wherein identical parts identical
Reference is represented.It should be noted that the word "front", "rear", "left", "right", the "up" and "down" that are used below in description
The direction in accompanying drawing is referred to, word " bottom surface " and " top surface ", " interior " and " outer " are referred respectively to towards or away from particular elements
The direction of geometric center.
Shown in reference picture 1-4, a kind of assembled shaped steel cable tray includes groove box body 1, and groove box body 1 includes
Cell wall 2 and bottom wall 3 and cover plate 4, cell wall 2 are provided with two, and are located at the both sides of the width of groove box body 1, bottom respectively
Wall 3 is located at the bottom of groove box body 1, and is connected between two cell walls 2, and cover plate 4 is located at the top of groove box body 1, and
The top of two cell walls 2 is set up in, two cell walls 2 and bottom wall 3 and cover plate 4 surround the accommodating chamber being formed with for accommodating cable
11；Cell wall 2 includes C-shaped channel steel, and bottom wall 3 includes steel wire, and cover plate 4 includes the snapping for snapping onto the outside of cell wall 2
Along 41；The groove box body 1 of said structure mainly includes three big components：Cell wall 2 and bottom wall 3 and cover plate 4, it can mainly lead to
Cross C-shaped channel steel and steel wire and steel plate is made, and all Steel section members can use factory process, and all components are conveyed
Assembling grooving box can be fixed after to scene by bolt, so that reduce construction is influenceed by season, and advantageously ensures that
Higher construction quality is maintain, while the groove box of fabricated construction can not only realize standardized designs, batch production processing, also
With quick repairing performance, later period maintenance is facilitated to detect.In addition all parts are all the prefabricated processing of producer, can also carry out heat
Galvanized anticorrosive, makes groove box disclosure satisfy that projected life use requirement, and installation process is simple, convenient, fast, is conducive to shortening
It is duration, economical and practical.Meanwhile, lightweight steel construction has extremely strong deformation adaptability, in the absence of the crack caused by foundation deformation,
Breakoff phenomenon.
It is noted that the setting of steel wire (rodent-proof mesh) not only has function of the anti-mouse into groove box, moreover it is possible to increase
" effect of air channel 7 " realizes the effect " with wind sand prevention " by force：
The bottom of groove box body 1 is provided with concrete crosstie 5, and being provided between groove box body 1 and concrete crosstie 5 is used for groove
The overcast 6 that the frame of box body 1 is above the ground level, leaves the air channel 7 that air feed is blown between groove box body 1 and concrete crosstie 5；Work as wind
The sand in accommodating chamber 11 can be blown away in the negative pressure formed below of groove box body 1 when blowing over air channel 7.Pass through overcast 6
By the built on stilts installation of groove box body 1, cassette bottom is set to leave the air channel 7 of proper height with ground, when the wind blows, due to groove box wall face
Keep out the wind effect, wind speed can be significantly improved in air channel 7, and microseism air-flow is formed in groove box, force a small amount of sand having been enter into box
Dirt falls into air channel 7 and blown away by Duseneffekt wind after passing through steel wire, it is to avoid accumulated in box, realizes " with wind sand prevention ".
And by overcast 6 by groove box built on stilts installation, groove box is not influenceed by the native frost heave in ground, be conducive to improving groove
Box construction quality, while being conducive to the service life of extension slot box.
It is preferred that concrete crosstie 5 is embedded into underground, and the upper surface of concrete crosstie 5 and ground are maintained an equal level.The structure can
Effectively reduce sand face, it is to avoid produce aeolian sediments phenomenon and influence the effect of " with wind sand prevention ".
Overcast 6 includes support lower margin 61, if length direction of the support lower margin 61 along groove box body 1 is disposed with
Dry, the lower end of support lower margin 61 is plugged in concrete crosstie 5, and the upper end of support lower margin 61 is connected with groove box body 1；Support ground
The upper end of pin 61 is bolted with the spliced eye being provided with least two nuts 62, groove box body 1 for being passed through for support lower margin 61
21, through spliced eye 21, latter two nut 62 is bolted on support lower margin 61 support lower margin 61, and is located at spliced eye respectively
21 head and end, two nuts 62 grip groove box body 1.Groove box body 1 is by being bolted on support lower margin 61
Two nuts 62 not only greatly reduce difficulty of construction, while being conducive to carrying so as to clamped fixation, the easy implementation simple in construction
The height of air channel 7 between high construction speed, and groove box body 1 and ground can be using supporting lower margin 61 and nut 62 to carry out
Fine setting, can both be also allowed for maintenance required when land subsidence or differential frost heave and was adjusted with the installation flatness of control flume box body 1
It is flat.
Spliced eye 21 is arranged on cell wall 2, and spliced eye 21 is provided with two cell walls 2, supports lower margin 61 along groove box sheet
The width of body 1 is provided with two rows., will because the structural strength of cell wall 2 that C-shaped channel steel is made in the bottom of groove box body 1 is high
Spliced eye 21 is arranged on cell wall 2, make groove box body 1 by the frame of overcast 6 it is high when be not likely to produce deformation, be conducive to groove box body
1 maintains overall structure, and overcast 6 includes the support lower margin 61 of two rows, and the structure can make the both sides of groove box body 1 equal
Effectively supported, be conducive to improving the installation soundness of groove box, it is to avoid produced during long-time is by wind
Rock.
The lower end bending of support lower margin 61 is connected with for increasing the connecting pin 63 with the contact area of concrete crosstie 5, connection
Pin 63 is in L-shaped structure setting with support lower margin 61.Connecting pin 63 substantially increases connecing for support lower margin 61 and concrete crosstie 5
Contacting surface is accumulated, and is conducive to improving the installation soundness of groove box.
Bottom wall 3 also includes the support bar 31 for supporting steel silk screen, and support bar 31 is located at the lower section of steel wire, support bar
The two ends of 31 length directions are fixedly connected with two cell walls 2 respectively, length direction spread configuration of the support bar 31 along groove box body 1
There are several.Because steel wire quality is softer, steel wire is easily made when more cable is put into groove box body 1 to lower recess,
And the Eng of support bar 31 set up can carry out effective support to steel wire, and then steel wire is avoided to lower recess, be conducive to carrying
The structural strength of high whole groove box body 1.
The top of two cell walls 2 is provided with rubber blanket 8, and length direction of the rubber blanket 8 along cell wall 2 is in list structure
Set, a side of the rubber blanket 8 is contradicted with the upper surface of cell wall 2, and another side is contradicted with cover plate 4；The rubber blanket 8 set up
Be conducive to cover plate 4 and cell wall 2 flexibly, be in close contact, be not only to prevent the slight warpage of cover plate 4 from causing structure face to be walked noise, also
The top that dust storm from groove box body 1 can effectively be obstructed enters the inside of groove box body 1.
Elastic component 9 is provided with rubber blanket 8, rubber blanket 8 is connected by elastic component 9 with cell wall 2, elastic component 9 by steel wire around
System is set in e character form structures, and elastic component 9 includes the connection framework 91 being connected in rubber blanket 8, and for being connected with cell wall 2
Reduction frame 92, connection framework 91 sets in n character form structures, and reduction frame 92 includes two release links being parallel to each other
921, it is provided with cell wall 2 on the junction button 22 for being connected with reduction frame 92, junction button 22 and is provided with two and supplies two respectively
The reset hole 221 of the individual grafting of release link 921, two reset holes 221 are arranged in an axially parallel mode；Two release links 921 are plugged in two
After in individual reset hole 221, when connection framework 91 is tilted to side stress, the deformation that the stress of reduction frame 92 is produced can be saved
The torsion for resetting connection framework 91.
Elastic component 9 is plugged in a side of rubber blanket 8, and connection framework 91 is plugged in rubber blanket 8, outside reduction frame 92
Dew, two release links 921 are plugged in two reset holes 221 respectively, during rubber blanket 8 is rotated, two release links
921 meeting stress twistings, the stress and deformation for making whole reduction frame 92 produce, and save the torsion resetted.
In use, be first rotated up rubber blanket 8 around junction button 22, then after cover plate 4 is covered on cell wall 2, frame is resetted
The reset torsion that frame 92 discharges compresses a side of rubber blanket 8 to the inwall of cover plate 4, enters so as to play barrier dust storm
Effect.
Additionally need what is illustrated to have：
1st, when groove box is needed through carriage way, it can be designed in local full underground mode by totally-enclosed groove box, it is full
Foot is installed, maintenance vehicle pass-through requirement.
The 2nd, fire barrier 12 is set inside groove box, meets different dynamic cable, control cable, laying for optical cable separation will
Ask.And because the decentralization of groove box body 1 is provided with air channel 7, ventilation and heat condition is clearly superior to concrete cable trench.
3rd, in former feasibility study scheme, native totally 830 cubic metres of the raceway groove consumption of the mixed cable of element is cast, investment 112.2 ten thousand is needed altogether.This
Engineering uses cable tray system of laying, by statistics, and 320 meters of groove box need to be used altogether, and 850/ meter of unit price need to invest 23.2 ten thousand altogether
(removing tax).Civilwork engineering quantity is greatly reduced this programme, and investment 890,000, remarkable in economical benefits are reduced altogether.
As can be seen here, assembled shaped steel cable tray thoroughly solves sand and dust heap according to " with wind sand prevention " theory of proposition
Product problem, has Great significance for improving electricity power engineering benefit, developing energy saving and environment friendly power grid construction.
It the above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of assembled shaped steel cable tray, includes groove box body (1), it is characterized in that：The groove box body (1) includes
Cell wall (2) and bottom wall (3) and cover plate (4), the cell wall (2) are provided with two, and are located at groove box body (1) width respectively
The both sides in direction, the bottom wall (3) is located at the bottom of groove box body (1), and is connected between two cell walls (2), the lid
Plate (4) is located at the top of groove box body (1), and is set up in the top of two cell walls (2), two cell walls (2) and bottom wall (3) with
And cover plate (4) surrounds the accommodating chamber (11) being formed with for accommodating cable；The cell wall (2) includes C-shaped channel steel, the bottom wall
(3) steel wire is included, the cover plate (4) includes for snapping onto the snapping on the outside of cell wall (2) along (41)；
The bottom of the groove box body (1) is provided with concrete crosstie (5), is set between the groove box body (1) and concrete crosstie (5)
The overcast (6) for groove box body (1) frame to be above the ground level is equipped with, between the groove box body (1) and concrete crosstie (5)
Leave the air channel (7) that air feed is blown over；It will can be accommodated in groove box body (1) negative pressure formed below when blowing air over air channel (7)
Sand in chamber (11) is blown away.
2. a kind of assembled shaped steel cable tray according to claim 1, it is characterized in that：Concrete crosstie (5) embedment
Underground, upper surface and the ground of the concrete crosstie (5) maintain an equal level.
3. a kind of assembled shaped steel cable tray according to claim 1 or 2, it is characterized in that：Overcast (6) bag
Support lower margin (61) is included, length direction of the support lower margin (61) along groove box body (1) is disposed with several, described
The lower end of support lower margin (61) is plugged in concrete crosstie (5), and upper end and the groove box body (1) of the support lower margin (61) connect
Connect；The upper end of the support lower margin (61), which is bolted with least two nuts (62), the groove box body (1), to be provided with for supplying
The spliced eye (21) that support lower margin (61) is passed through, through spliced eye (21), latter two nut (62) is bolted in support lower margin (61)
Support on lower margin (61), and be located at the head and end of spliced eye (21) respectively, two nuts (62) clamp groove box body (1)
It is fixed.
4. a kind of assembled shaped steel cable tray according to claim 3, it is characterized in that：The spliced eye (21) is arranged at
On cell wall (2), spliced eye (21), width of the support lower margin (61) along groove box body (1) are provided with two cell walls (2)
Direction is provided with two rows.
5. a kind of assembled shaped steel cable tray according to claim 3, it is characterized in that：Under the support lower margin (61)
End bending is connected with for increasing the connecting pin (63) with concrete crosstie (5) contact area, the connecting pin (63) and support ground
Pin (61) is in L-shaped structure setting.
6. a kind of assembled shaped steel cable tray according to claim 1 or 2, it is characterized in that：The bottom wall (3) also includes
There is the support bar (31) for supporting steel wire net, the support bar (31) is located at the lower section of steel wire, and the support bar (31) is long
The two ends in degree direction are fixedly connected with two cell walls (2) respectively, length direction row of the support bar (31) along groove box body (1)
Row are provided with several.
7. a kind of assembled shaped steel cable tray according to claim 1 or 2, it is characterized in that：The top of two cell walls (2)
Rubber blanket (8) is provided with, length direction of the rubber blanket (8) along cell wall (2) is set in list structure, the rubber blanket
(8) a side and the upper surface of cell wall (2) are contradicted, and another side is contradicted with cover plate (4)；
Elastic component (9) is provided with the rubber blanket (8), the rubber blanket (8) is connected by elastic component (9) with cell wall (2), institute
State elastic component (9) to be set in e character form structures by steel wire wound, the elastic component (9) includes the company being connected in rubber blanket (8)
Framework (91), and the reduction frame (92) for being connected with cell wall (2) are connect, the connection framework (91) is set in n character form structures,
The reduction frame (92) includes to be provided with two release links being parallel to each other (921), the cell wall (2) and is used for and reset
Two are provided with the junction button (22) of framework (92) connection, the junction button (22) respectively for two release link (921) grafting
Reset hole (221), two reset hole (221) are arranged in an axially parallel mode；Two release links (921) are plugged in two reset holes
(221) after in, when connection framework (91) is tilted to side stress, the deformation that reduction frame (92) stress is produced can be saved
Reset torsion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710319219.1A CN106992488B (en) | 2017-05-08 | 2017-05-08 | A kind of assembled shaped steel cable tray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710319219.1A CN106992488B (en) | 2017-05-08 | 2017-05-08 | A kind of assembled shaped steel cable tray |
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| Publication Number | Publication Date |
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| CN106992488A true CN106992488A (en) | 2017-07-28 |
| CN106992488B CN106992488B (en) | 2018-11-09 |
Family
ID=59417650
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710319219.1A Active CN106992488B (en) | 2017-05-08 | 2017-05-08 | A kind of assembled shaped steel cable tray |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649502A (en) * | 2018-06-15 | 2018-10-12 | 荣马电器有限公司 | A kind of fire-resistant cable slot box |
| CN109599807A (en) * | 2018-12-18 | 2019-04-09 | 国网内蒙古东部电力有限公司经济技术研究院 | Novel channel steel assembly type cable tray |
| CN112234570A (en) * | 2020-11-09 | 2021-01-15 | 宫二平 | Shallow formula ground power cable groove box that buries |
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| JP2002017030A (en) * | 2000-06-29 | 2002-01-18 | Chiba Yohgyoh Co Ltd | Cable branching box for common tunnel and method for branching layout of cables |
| CN201369524Y (en) * | 2009-03-06 | 2009-12-23 | 中国电力工程顾问集团东北电力设计院 | Cable trench |
| CN203260978U (en) * | 2013-04-25 | 2013-10-30 | 王方玉 | Transformer station cable duct protector |
| CN106229933A (en) * | 2016-07-26 | 2016-12-14 | 国家电网公司 | Cable houses equipment |
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| JP2002017030A (en) * | 2000-06-29 | 2002-01-18 | Chiba Yohgyoh Co Ltd | Cable branching box for common tunnel and method for branching layout of cables |
| CN201369524Y (en) * | 2009-03-06 | 2009-12-23 | 中国电力工程顾问集团东北电力设计院 | Cable trench |
| CN203260978U (en) * | 2013-04-25 | 2013-10-30 | 王方玉 | Transformer station cable duct protector |
| CN106229933A (en) * | 2016-07-26 | 2016-12-14 | 国家电网公司 | Cable houses equipment |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649502A (en) * | 2018-06-15 | 2018-10-12 | 荣马电器有限公司 | A kind of fire-resistant cable slot box |
| CN109599807A (en) * | 2018-12-18 | 2019-04-09 | 国网内蒙古东部电力有限公司经济技术研究院 | Novel channel steel assembly type cable tray |
| CN109599807B (en) * | 2018-12-18 | 2024-05-14 | 国网内蒙古东部电力有限公司经济技术研究院 | Channel steel assembled cable channel box |
| CN112234570A (en) * | 2020-11-09 | 2021-01-15 | 宫二平 | Shallow formula ground power cable groove box that buries |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106992488B (en) | 2018-11-09 |
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Inventor after: Xie Bin Inventor after: Zhu Yuetie Inventor after: Wu Weiyin Inventor after: Cao Yunqiang Inventor after: Jiang Yi Inventor before: Zhu Yuetie Inventor before: Wu Weiyin Inventor before: Cao Yunqiang Inventor before: Jiang Yi |
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