CN108767764A - A kind of fireproofing cable bridge used under high temperature environment - Google Patents
A kind of fireproofing cable bridge used under high temperature environment Download PDFInfo
- Publication number
- CN108767764A CN108767764A CN201810690933.6A CN201810690933A CN108767764A CN 108767764 A CN108767764 A CN 108767764A CN 201810690933 A CN201810690933 A CN 201810690933A CN 108767764 A CN108767764 A CN 108767764A
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- CN
- China
- Prior art keywords
- crane span
- span structure
- main body
- high temperature
- under high
- 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.)
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Classifications
-
- 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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/03—Cooling
-
- 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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0406—Details thereof
- H02G3/0412—Heat or fire protective means
-
- 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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0437—Channels
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a kind of fireproofing cable bridges used under high temperature environment, including crane span structure main body and crane span structure lid, the section of the crane span structure main body is " C " character form structure, the sliding rail of inner wall fixed setting " C " character form structure of the opening of the crane span structure main body, the sliding rail internal engagement erection bridge lid, the crane span structure lid midfeather arranges ventilating mechanisms, the both ends of the ventilating mechanisms are connected to inside sliding rail, the through-hole of the ventilating mechanisms surface setting rectangle, this fireproofing cable bridge used under high temperature environment uses main body of the metal material as crane span structure, effectively promote fire resistance, wind deflector is controlled using memorial alloy simultaneously, the opening and closing of wind deflector is controlled according to temperature difference, to realize effective diffusion of internal temperature, ensure the safe to use of cable.
Description
Technical field
The present invention relates to technical field of electric equipment, specially a kind of fireproofing cable bridge used under high temperature environment.
Background technology
Power cable is the cable for being used for transmission and distributing electric energy, and power cable is usually used in Urban Underground power grid, power station
Lead line, industrial and mining enterprises' in-line power and mistake river sea submarine transmission line, in power circuit, cable proportion just gradually increases
Add, power cable is in the basic routing line of electric system transmitting and distribute the cable product of high-power power.
Cable testing bridge is by the fixed device of cable, and cable testing bridge is divided into the knots such as slot type, pellet type and ladder-type, grid type
Structure is made of holder, trailing arm and installation attachment etc., and crane span structure can independently be set up in building, can also be attached to various buildings
On object and piping lane holder, should embody it is simple in structure, it is handsome in appearance, configuration it is flexible and easy to maintenance the features such as, cable was using
Temperature can increase in journey, and used cable testing bridge needs good gas permeability and fire resistance, especially in hot environment
In, external high temperature action seriously affects the safety of power transmission in addition cable itself heat production, easily causes cable on fire.
Invention content
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of fire resisting used under high temperature environment
Cable testing bridge, the main body using metal material as crane span structure effectively promote fire resistance, while controlling wind-guiding using memorial alloy
Plate controls the opening and closing of wind deflector according to temperature difference, to realize effective diffusion of internal temperature, ensures the use peace of cable
Entirely, the problems in background technology can effectively be solved.
To achieve the above object, the present invention provides the following technical solutions:A kind of fire-resisting cable used under high temperature environment
The section of crane span structure, including crane span structure main body and crane span structure lid, the crane span structure main body is " C " character form structure, the opening of the crane span structure main body
The sliding rail of inner wall fixed setting " C " character form structure at place, the sliding rail internal engagement erection bridge lid, the crane span structure lid middle ware
Every arrangement ventilating mechanisms, the both ends of the ventilating mechanisms are connected to inside sliding rail, and the ventilating mechanisms surface setting rectangle leads to
Hole, both sides are respectively cooperating with installation wind deflector to the rectangular through-hole of the ventilating mechanisms up and down, and rock wool is arranged in the crane span structure body interior
Fire-proof plate, installs thermal insulation board additional between the rock wool fire-proof plate and crane span structure main body, the rock wool fire-proof plate and thermal insulation board pass through rivet
Riveted with crane span structure main body, rock wool fire-proof plate be set inside the crane span structure lid, between the rock wool fire-proof plate and crane span structure lid setting every
Hot plate, the rock wool fire-proof plate and thermal insulation board are riveted by rivet and crane span structure lid.
As a preferred technical solution of the present invention, square is respectively set in the both sides that the ventilating mechanisms are contacted with crane span structure lid
The rectangular channel of shape slot, the crane span structure lid and ventilating mechanisms is clamped.
As a preferred technical solution of the present invention, the ventilating mechanisms upper and lower ends are respectively set wind deflector, and on
The wind deflector at lower both ends is arranged in parallel, and the wind deflector direction of the adjacent ventilating mechanisms of crane span structure cap surface is opposite.
As a preferred technical solution of the present invention, the wind deflector is connect by deformation plate with ventilating mechanisms, described
Deformation plate is shape memory alloy plate, and wind deflector is metallic plate.
As a preferred technical solution of the present invention, the crane span structure main body and crane span structure lid be metallic plate punching and
At, and four side suspension metal meshes of the lower surface of ventilating mechanisms.
As a preferred technical solution of the present invention, the bottom of the crane span structure main body is uniformly arranged mounting hole, the bridge
Thermal insulation board and rock wool fire-proof plate inside frame body and the mounting hole corresponding position of crane span structure main body are respectively provided with through-hole, in the through-hole
Portion's cooperation installation connecting stud, the connecting stud outer end is fixedly mounted with wall, and connecting stud is plastics stud.
As a preferred technical solution of the present invention, metal is arranged in the rock wool fire-proof plate bottom of the crane span structure body interior
Earthing strip, through-hole, the through-hole on the connection bolt-through earthing strip surface is arranged in the earthing strip surface, and connects bolt
End cooperation installation nut.
As a preferred technical solution of the present invention, branch is fixedly installed in the outer wall two bottom sides of the crane span structure main body respectively
Stay, the support bar are electro-insulating rubber item.
As a preferred technical solution of the present invention, the connecting stud is in the part suit gold of crane span structure body exterior
The gasket of category, the gasket are connect by conducting wire with earthing strip, and the felt pad of gasket and installation rubber between the walls.
As a preferred technical solution of the present invention, the inner surface setting fire prevention enamelled coating of the rock wool fire-proof plate is described
The outer surface of crane span structure main body and crane span structure lid setting fire prevention enamelled coating.
Compared with prior art, the beneficial effects of the invention are as follows:This fireproofing cable bridge used under high temperature environment is adopted
Metal material is used as the material of crane span structure main body and crane span structure lid, effectively promotes fire resistance, while in crane span structure lid midfeather cloth
Ventilating mechanisms are set, wind deflector is controlled using memorial alloy inside ventilating mechanisms, opening for wind deflector is controlled according to temperature difference
It closes, to realize effective diffusion of internal temperature, ensures the safe to use of cable, and in the crane span structure main body and crane span structure lid of metal
Gauze screen is formed, makes cable in transmission process from electromagnetic interference, and earthing strip is set in inside, crane span structure main body is grounded,
It is promoted safe to use.
Description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is upward view of the present invention;
Fig. 3 is ventilating mechanisms schematic diagram of the present invention;
Fig. 4 is schematic cross-section of the present invention;
Fig. 5 is enlarged drawing at A in Fig. 4.
In figure:Bridge 1 frame body, Bridge 2 frame lid, 3 ventilating mechanisms, 4 wind deflectors, 5 deformation plates, 6 end mounting holes, 7 earthing strips,
8 metal meshes, 9 thermal insulation boards, 10 rock wool fire-proof plates, 11 connecting studs, 12 gaskets, 13 nuts, 14 fire prevention enamelled coatings, 15 support bars, 16
Felt pad.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 5 are please referred to Fig.1, the present invention provides a kind of technical solution:A kind of fire-resisting cable bridge used under high temperature environment
Frame, including crane span structure main body 1 and crane span structure lid 2, the section of crane span structure main body 1 are " C " character form structure, the opening of crane span structure main body 1 it is interior
The sliding rail of " C " character form structure, sliding rail internal engagement erection bridge lid 2 is fixedly installed in wall, and 2 midfeather of crane span structure lid arranges ventilation blower
The both ends of structure 3, ventilating mechanisms 3 are connected to inside sliding rail, and the through-hole of rectangle, the rectangle of ventilating mechanisms 3 is arranged in 3 surface of ventilating mechanisms
Both sides are respectively cooperating with installation wind deflector 4 to through-hole up and down, the inside of crane span structure main body 1 setting rock wool fire-proof plate 10, rock wool fire-proof plate 10 with
It installs thermal insulation board 9, rock wool fire-proof plate 10 and thermal insulation board 9 between crane span structure main body 1 additional to rivet by rivet and crane span structure main body 1, crane span structure lid 2
Inside setting rock wool fire-proof plate 10, is arranged thermal insulation board 9 between rock wool fire-proof plate 10 and crane span structure lid 2, rock wool fire-proof plate 10 and heat-insulated
Plate 9 is riveted by rivet and crane span structure lid 2;
Rectangular channel, the rectangular channel of crane span structure lid 2 and ventilating mechanisms 3 is respectively set in the both sides that ventilating mechanisms 3 are contacted with crane span structure lid 2
Clamping, is effectively ensured the stability of ventilating mechanisms 3 and 2 position relationship of crane span structure lid, avoids the position relationship of the two in the course of work
It is changed by temperature change;
Wind deflector 4 is respectively set in 3 upper and lower ends of ventilating mechanisms, and the wind deflector 4 of upper and lower ends is arranged in parallel, and crane span structure lid
4 directions of wind deflector of the adjacent ventilating mechanisms 3 in 2 surfaces enables the air of 2 both sides of crane span structure lid on the contrary, acted on by wind deflector 4
Circulation, to enable internal temperature in time to external diffusion;
Wind deflector 4 is connect by deformation plate 5 with ventilating mechanisms 3, and deformation plate 5 is shape memory alloy plate, and wind deflector 4 is
Metallic plate makes deformation plate 5 itself occur in the case of temperature difference difference using the characteristic of shape memory alloy temperature distortion
Deformation, to realize the transformation of 4 angle of wind deflector, ventilating mechanisms 3 are closed when to realize that external temperature is excessively high, and external temperature is low
When internal, ventilating mechanisms 3 are opened, effectively by internal temperature to external diffusion;
Crane span structure main body 1 and crane span structure lid 2 are that metallic plate punching forms, and four side suspensions of the lower surface of ventilating mechanisms 3
Metal mesh 8, metal mesh 8 and 2 collective effect of crane span structure main body 1 and crane span structure lid, form the gauze screen of closed loop, effectively promote the electricity of cable
Magnetic reactance interference performance;
The bottom of crane span structure main body 1 is uniformly arranged mounting hole, the thermal insulation board 9 and rock wool fire-proof plate 10 inside crane span structure main body 1 with
The mounting hole corresponding position of crane span structure main body 1 is respectively provided with through-hole, and through-hole internal engagement installs connecting stud 11,11 outer end of connecting stud
It is fixedly mounted with wall, and connecting stud 11 is plastics stud, is convenient for the installation of crane span structure main body 1, while avoiding crane span structure main body 1 will
Electric current is conducted to wall;
Through-hole is arranged in the earthing strip 7 of 10 bottom of rock wool fire-proof plate setting metal inside crane span structure main body 1,7 surface of earthing strip,
Connect bolt 11 run through 7 surface of earthing strip through-hole, and connect bolt 11 end cooperation installation nut 13, by earthing strip 7 with
Crane span structure main body 1 is fixed;It is grounded simultaneously by earthing strip 7, crane span structure main body 1 is grounded, ensured safe to use;
Support bar 15 is fixedly installed in the outer wall two bottom sides of crane span structure main body 1 respectively, and support bar 15 is electro-insulating rubber item, makes bridge
Frame body 1 with there are gaps between the walls, avoid wall from charging;
Connecting stud 11 is in the gasket 12 of the part set metal outside crane span structure main body 1, gasket 12 by conducting wire with connect
Ground item 7 connects, and gasket 12 and the felt pad 16 for installing rubber additional between the walls, increases insulation effect;
The inner surface setting fire prevention enamelled coating 14 of rock wool fire-proof plate 10, the outer surface setting fire prevention of crane span structure main body 1 and crane span structure lid 2
Enamelled coating 14 promotes fire resistance property.
When in use:After crane span structure main body 1 and wall are fixed, earthing strip 7 is grounded, cable is then placed on crane span structure master
Behind 1 inside of body, crane span structure lid 2 and crane span structure main body 1 are assembled, when internal temperature is higher than external temperature, deformation plate 5 drives wind deflector
4 to both sides expand, so that the rectangular through-hole of ventilating mechanisms 3 is opened, due to adjacent ventilating mechanisms 34 direction of wind deflector on the contrary, from
And after absorbing partial heat after so that outer gas stream is entered, it is discharged from adjacent ventilating mechanisms 3, accelerates internal heat release, when outer
When portion's temperature is higher than internal temperature, 5 reversal deformation of deformation plate, to make the rectangular through-hole of ventilating mechanisms 3 be closed, in conjunction with thermal insulation board
9 effects completely cut off inside and outside heat exchange, the safe to use of inside cable are effectively ensured.
The present invention uses material of the metal material as crane span structure main body 1 and crane span structure lid 2, effectively promotes fire resistance, simultaneously
Ventilating mechanisms 3 are arranged in 2 midfeather of crane span structure lid, wind deflector 4 are controlled using memorial alloy inside ventilating mechanisms 3, according to two
The side temperature difference controls the opening and closing of wind deflector 4, to realize effective diffusion of internal temperature, ensures the safe to use of cable, and
Gauze screen is formed in the crane span structure main body 1 and crane span structure lid 2 of metal, makes cable in transmission process from electromagnetic interference, and in inside
Earthing strip 7 is set, crane span structure main body 1 is grounded, is promoted safe to use.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of fireproofing cable bridge used under high temperature environment, including crane span structure main body (1) and crane span structure lid (2), feature exists
In:The section of the crane span structure main body (1) is " C " character form structure, and the inner wall of the opening of the crane span structure main body (1) is fixedly installed
The sliding rail of " C " character form structure, the sliding rail internal engagement erection bridge lid (2), crane span structure lid (2) the midfeather arrangement ventilation
The both ends of mechanism (3), the ventilating mechanisms (3) are connected to inside sliding rail, and ventilating mechanisms (3) the surface setting rectangle leads to
Hole, both sides are respectively cooperating with installation wind deflector (4) to the rectangular through-hole of the ventilating mechanisms (3) up and down, and the crane span structure main body (1) is internal
Rock wool fire-proof plate (10) is set, installs thermal insulation board (9), the rock wool between the rock wool fire-proof plate (10) and crane span structure main body (1) additional
Fire-proof plate (10) and thermal insulation board (9) are riveted by rivet and crane span structure main body (1), and setting rock wool is prevented fires inside the crane span structure lid (2)
Plate (10), between the rock wool fire-proof plate (10) and crane span structure lid (2) be arranged thermal insulation board (9), the rock wool fire-proof plate (10) and every
Hot plate (9) is riveted by rivet and crane span structure lid (2).
2. a kind of fireproofing cable bridge used under high temperature environment according to claim 1, it is characterised in that:It is described logical
Rectangular channel, the rectangle of the crane span structure lid (2) and ventilating mechanisms (3) is respectively set in the both sides that wind mechanism (3) is contacted with crane span structure lid (2)
Slot is clamped.
3. a kind of fireproofing cable bridge used under high temperature environment according to claim 1, it is characterised in that:It is described logical
Wind deflector (4), and wind deflector (4) parallel arrangement of upper and lower ends, and crane span structure lid (2) is respectively set in wind mechanism (3) upper and lower ends
Wind deflector (4) direction of the adjacent ventilating mechanisms in surface (3) is opposite.
4. a kind of fireproofing cable bridge used under high temperature environment according to claim 1, it is characterised in that:It is described to lead
Aerofoil (4) is connect by deformation plate (5) with ventilating mechanisms (3), and the deformation plate (5) is shape memory alloy plate, and wind deflector
(4) it is metallic plate.
5. a kind of fireproofing cable bridge used under high temperature environment according to claim 1, it is characterised in that:The bridge
Frame body (1) and crane span structure lid (2) are that metallic plate punching forms, and four side suspension metals of the lower surface of ventilating mechanisms (3)
Net (8).
6. a kind of fireproofing cable bridge used under high temperature environment according to claim 1, it is characterised in that:The bridge
The bottom of frame body (1) is uniformly arranged mounting hole, the internal thermal insulation board (9) of the crane span structure main body (1) and rock wool fire-proof plate (10)
It is respectively provided with through-hole with the mounting hole corresponding position of crane span structure main body (1), the through-hole internal engagement installation connecting stud (11) is described
Connecting stud (11) outer end is fixedly mounted with wall, and connecting stud (11) is plastics stud.
7. a kind of fireproofing cable bridge used under high temperature environment according to claim 1, it is characterised in that:The bridge
The earthing strip (7) of internal rock wool fire-proof plate (10) bottom setting metal of frame body (1), earthing strip (7) the surface setting are logical
Hole, the connection bolt (11) run through the through-hole on earthing strip (7) surface, and connect the end cooperation installation nut of bolt (11)
(13)。
8. a kind of fireproofing cable bridge used under high temperature environment according to claim 1, it is characterised in that:The bridge
Support bar (15) is fixedly installed in the outer wall two bottom sides of frame body (1) respectively, and the support bar (15) is electro-insulating rubber item.
9. a kind of fireproofing cable bridge used under high temperature environment according to claim 1, it is characterised in that:The company
Connect the gasket (12) that stud (11) is in the external part set metal of crane span structure main body (1), the gasket (12) by conducting wire with
Earthing strip (7) connects, and the felt pad (16) of gasket (12) and installation rubber between the walls.
10. a kind of fireproofing cable bridge used under high temperature environment according to claim 1, it is characterised in that:It is described
The outer surface setting of the inner surface setting fire prevention enamelled coating (14) of rock wool fire-proof plate (10), the crane span structure main body (1) and crane span structure lid (2)
Fire prevention enamelled coating (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810690933.6A CN108767764A (en) | 2018-06-28 | 2018-06-28 | A kind of fireproofing cable bridge used under high temperature environment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810690933.6A CN108767764A (en) | 2018-06-28 | 2018-06-28 | A kind of fireproofing cable bridge used under high temperature environment |
Publications (1)
Publication Number | Publication Date |
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CN108767764A true CN108767764A (en) | 2018-11-06 |
Family
ID=63974780
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Application Number | Title | Priority Date | Filing Date |
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CN201810690933.6A Withdrawn CN108767764A (en) | 2018-06-28 | 2018-06-28 | A kind of fireproofing cable bridge used under high temperature environment |
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CN (1) | CN108767764A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109508054A (en) * | 2018-12-31 | 2019-03-22 | 杭州天启钛智能科技有限公司 | A kind of temperature control device |
CN111064140A (en) * | 2019-12-26 | 2020-04-24 | 安徽华瑞桥架有限公司 | Ventilative type fire-resistant cable testing bridge |
CN111734019A (en) * | 2020-07-07 | 2020-10-02 | 宁波中腾建筑科技有限公司 | Environment-friendly prefabricated interior wall |
-
2018
- 2018-06-28 CN CN201810690933.6A patent/CN108767764A/en not_active Withdrawn
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109508054A (en) * | 2018-12-31 | 2019-03-22 | 杭州天启钛智能科技有限公司 | A kind of temperature control device |
CN111064140A (en) * | 2019-12-26 | 2020-04-24 | 安徽华瑞桥架有限公司 | Ventilative type fire-resistant cable testing bridge |
CN111734019A (en) * | 2020-07-07 | 2020-10-02 | 宁波中腾建筑科技有限公司 | Environment-friendly prefabricated interior wall |
CN111734019B (en) * | 2020-07-07 | 2022-02-11 | 宁波中腾建筑科技有限公司 | Environment-friendly prefabricated interior wall |
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Application publication date: 20181106 |