CN111064140A - Ventilative type fire-resistant cable testing bridge - Google Patents
Ventilative type fire-resistant cable testing bridge Download PDFInfo
- Publication number
- CN111064140A CN111064140A CN201911367204.8A CN201911367204A CN111064140A CN 111064140 A CN111064140 A CN 111064140A CN 201911367204 A CN201911367204 A CN 201911367204A CN 111064140 A CN111064140 A CN 111064140A
- Authority
- CN
- China
- Prior art keywords
- frame
- bridge
- resistant cable
- cable
- cavity
- 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
Links
Images
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
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0456—Ladders or other supports
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Details Of Indoor Wiring (AREA)
Abstract
The invention provides a breathable fire-resistant cable bridge, which comprises a bridge body, wherein the bridge body comprises a wiring layer and an accommodating layer; the heat dissipation assembly is arranged on the accommodating layer; the protection component is arranged on the wiring layer; the heat dissipation assembly dissipates heat generated inside the bridge frame body, and the protection assembly protects cables in the bridge frame body. When the cable bridge is used, the heat dissipation assembly ventilates the interior of the cable bridge body, when the heat generated in the interior of the cable bridge body is too high, the heat in the interior of the cable bridge body is dissipated, and meanwhile, the protection assembly protects the cable in the interior of the cable bridge body, so that the cable is prevented from being damaged when a fire disaster happens when the temperature in the interior of the cable bridge body is too high.
Description
Technical Field
The invention relates to the technical field of cable bridges, in particular to a breathable fire-resistant cable bridge.
Background
The cable bridge is a device for erecting cables and mainly has two installation modes, wherein one mode is installed in a building, and the other mode is installed outside the building.
For a cable bridge installed in a building, the indoor temperature is higher than the external temperature, the internal temperature of the cable can rise in the using process, and the cable bridge needs to have good air permeability. Particularly, in a high-temperature environment, due to the external high-temperature effect and heat generation of the cable, the cable is very easy to catch fire, and after the cable catches fire, power transmission and normal electricity consumption of residents are affected, so that the cable bridge needs to have fire resistance.
The existing fire-resistant cable bridge frame mostly adopts special fire-resistant materials to protect cables, for example, the patent application numbers are: CN201220332024.3, this utility model discloses a fire resisting cable crane span structure, including flute profile crane span structure main part and the crane span structure apron that suits with the flute profile crane span structure main part, flute profile crane span structure main part inboard all is equipped with the aluminium silicate rock wool layer with the inboard crane span structure apron be equipped with the flame retardant coating on the aluminium silicate rock wool layer. Although the cable bridge can achieve a certain fireproof effect, the ventilation effect is poor, the temperature inside the bridge is too high, internal cables and parts are damaged, and a fire accident can happen in severe cases.
Disclosure of Invention
According to the defects of the prior art, the invention provides the breathable fire-resistant cable bridge which has a good breathable effect and can prevent the cables in the bridge from being damaged in case of fire.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a ventilating fire-resistant cable bridge comprises
A bridge body including a routing layer and a containment layer;
the heat dissipation assembly is arranged on the accommodating layer;
the protection component is arranged on the wiring layer;
the heat dissipation assembly dissipates heat generated inside the bridge frame body, and the protection assembly protects cables in the bridge frame body.
As a further improvement of the invention, the heat dissipation assembly comprises a base arranged on the accommodating layer, wherein the upper inner wall and the lower inner wall of the base are provided with sliding grooves, and a cavity is arranged in the base; the two ends of the partition board are arranged in the sliding grooves, and the partition board is provided with a through hole; a first expansion member disposed within the cavity; the push rod is arranged on the outer wall of the expansion piece and penetrates through the through hole; the limiting plate is fixedly arranged on the push rod and is positioned between the expansion piece and the partition plate; and the ventilation device is arranged on the outer side of the base and is fixedly connected with the base.
As a further improvement of the invention, the ventilation device comprises a fixing piece, and the fixing piece is provided with an accommodating cavity; the air permeable frame is inserted into the accommodating cavity, and the outer wall of the air permeable frame is provided with air holes; and two ends of the elastic piece are respectively connected with the bottom of the fixing piece and the bottom of the breathable frame.
As a further improvement of the invention, the ventilating frame is I-shaped and comprises a supporting part and a resisting part.
As a further improvement of the invention, the air-permeable structure further comprises a heat insulation frame, wherein the heat insulation frame is fixedly arranged on the outer side of the air-permeable frame, and a cavity is formed between the heat insulation frame and the air-permeable frame.
As a further improvement of the invention, the device further comprises a second expansion piece, and the second expansion piece is arranged in the cavity.
As a further improvement of the invention, the heat insulation frame comprises a frame body and a cover plate, and the cover plate is detachably connected with the frame body.
As a further improvement of the present invention, the shield assembly includes at least four third expansion members.
The invention has the beneficial effects that:
when the cable bridge is used, the heat dissipation assembly ventilates the interior of the cable bridge body, when the heat generated in the interior of the cable bridge body is too high, the heat in the interior of the cable bridge body is dissipated, and meanwhile, the protection assembly protects the cable in the interior of the cable bridge body, so that the cable is prevented from being damaged when a fire disaster happens when the temperature in the interior of the cable bridge body is too high.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view of the present embodiment;
FIG. 2 is a schematic view of a heat dissipation assembly according to the present embodiment;
FIG. 3 is a schematic view of another state of the heat dissipation assembly of the present embodiment;
FIG. 4 is a schematic view of a gas permeable frame;
fig. 5 is a schematic view of a shield assembly.
In the figure, 1-cable, 10-bridge body, 20-heat dissipation component, 21-base, 211-cavity, 22-partition board, 23-first expansion piece, 24-push rod, 25-limit board, 26-ventilation device, 261-fixing piece, 262-ventilation frame, 262 a-supporting part, 262 b-resisting part, 263-elastic piece, 27-heat insulation frame, 271-frame body, 272-cover board, 28-second expansion piece, 30-protection component and 31-third expansion piece.
Detailed Description
The following embodiments are provided to describe the embodiments of the present invention, and to further describe the detailed description of the embodiments of the present invention, such as the shapes, configurations, mutual positions and connection relationships of the components, the functions and operation principles of the components, the manufacturing processes and operation methods, etc., so as to help those skilled in the art to more fully, accurately and deeply understand the inventive concept and technical solutions of the present invention.
As a specific embodiment of the present invention, as shown in FIGS. 1 and 2, there is provided a breathable fire-resistant cable tray comprising
A bridge body 10, the bridge body 10 including a routing layer and a containment layer;
the heat dissipation assembly 20 is arranged on the accommodating layer;
a guard assembly 30, the guard assembly 30 being disposed on the wiring layer;
the heat dissipation assembly 20 dissipates heat generated inside the bridge body 10, and the protection assembly 30 protects cables inside the bridge body 10.
During the use, heat radiation component 20 is inside ventilative to crane span structure body 10 to when crane span structure body 10 is inside to produce the heat when too high, with the inside heat effluvium of crane span structure body 10, simultaneously, protection component 30 plays the guard action to the inside cable of crane span structure body 10, in order to prevent when the inside high temperature of crane span structure body 10, damages the cable when taking place the conflagration.
As an optional embodiment of the present invention, as shown in fig. 2, the heat dissipation assembly 20 includes a base 21 disposed on the accommodating layer, the upper and lower inner walls of the base 21 are provided with sliding grooves, and a cavity 211 is disposed inside the base 21; the two ends of the partition plate 22 are arranged in the sliding grooves, and the partition plate 22 is provided with a through hole; a first expansion member 23 disposed in the cavity 211; the push rod 24 is arranged on the outer wall of the expansion piece, and the push rod 24 penetrates through the through hole; a limiting plate 25 fixedly arranged on the push rod 24 and positioned between the expansion piece and the partition plate 22; and the ventilation device 26 is arranged on the outer side of the base 21 and is fixedly connected with the base 21. Specifically, first inflation piece 23 adopts expend with heat and contract with cold material to make, and in operation, first inflation piece 23 is heated the inflation, promotes push rod 24 and outwards moves, and push rod 24 drives ventilative device 26 and outwards moves, makes ventilative device 26 and baffle 22 separate preset distance, and the interval increases between ventilative device 26 and the baffle 22, makes radiator unit 20 and external air fully contact to the gas permeability of reinforcing crane span structure body 10. Therefore, the air permeability of the bridge frame body 10 is controlled in real time through the first expansion piece 23, and the air permeability effect is enhanced.
As an alternative embodiment of the present invention, as shown in fig. 2 and fig. 4, the ventilating device 26 includes a fixing member 261, and the fixing member 261 is provided with a receiving cavity; the air permeable frame 262 is inserted into the accommodating cavity, and air holes are formed in the outer wall of the air permeable frame 262; and two ends of the elastic member 263 are respectively connected with the bottom of the fixing member 261 and the bottom of the air permeable frame 262. During operation, push rod 24 promotes ventilative frame 262, and elastic component 263 is stretched, and when the inside heat of crane span structure body 10 is not high, need not ventilative, first inflation piece 23 contracts, and elastic component 263 resets, and ventilative frame 262 resets to the holding intracavity, reduces the distance between ventilative device 26 and the baffle 22, reduces the gas permeability, prevents that when cold weather, the inside temperature of crane span structure body 10 is low excessively, influences the normal work of crane span structure body 10 internal cable and part. So, can carry out the guard action to crane span structure body 10, under cold weather condition, when need not ventilative, do not breathe freely, keep the inside temperature of crane span structure body 10, prevent that bad weather from to the inside cable of crane span structure body 10 from producing the influence.
As an alternative embodiment of the present invention, as shown in fig. 2, the air permeable frame 262 is h-shaped, and includes a supporting portion 262a and a stopping portion 262 b. During operation, the supporting portion 262a is inserted into the accommodating cavity and is fixedly connected to the elastic member 263, and the stopping portion 262b is fixedly connected to one end of the push rod 24. In this way, the air permeable frame 262 can be controlled by the push rod 24 to make the air permeable frame 262 in an air permeable state or a closed state, and in the air permeable state, the support portion 262a moves outward by a predetermined distance to increase the distance between the air permeable frame 262 and the partition 22, thereby enhancing air permeability.
As an alternative embodiment of the present invention, as shown in fig. 2, the present invention further includes a heat insulation frame 27, wherein the heat insulation frame 27 is fixedly disposed on an outer side of the air permeable frame 262, and a cavity 211 is formed between the heat insulation frame 27 and the air permeable frame 262. A second expansion member 28 is included, the second expansion member 28 being disposed within the cavity 211. When a fire occurs, the temperature is too high, so that the second expansion piece 28 expands, the thickness of the heat insulation frame 27 is increased, the cable is isolated from the outside, and the cable and parts in the bridge frame body 10 are prevented from being influenced by external fire. Therefore, when a fire disaster occurs, the cable bridge has the protection effect on the cable in the bridge body 10, and the fire resistance of the cable bridge is realized.
As an alternative embodiment of the present invention, as shown in fig. 2, the heat insulation frame 27 includes a frame body 271 and a cover plate 272, and the cover plate 272 and the frame body 271 are detachably connected. Specifically, the cover 272 may be inserted into the frame 271. In operation, the second expansion member 28 is required to expand to separate the cover 272 and the frame 271 by a predetermined distance, so as to form a predetermined space, thereby increasing the thickness between the heat insulation frame 27 and the ventilation frame 262. Thus, the thickness of the bridge body 10 can be adjusted by the cover 272 and the frame 271, so that the bridge body has a fire-resistant performance.
As an alternative embodiment of the present invention, as shown in fig. 5, the shielding assembly 30 includes at least four third expansion members 31, and the number of the third expansion members 31 is at least four. Specifically, four third expansion members 31 are provided at four corners of a rectangle, and as shown in fig. 5, the cable 1 is laid in a space surrounded by the four third expansion members 31. During operation, the third expansion piece 31 is heated and expanded, the third expansion pieces 31 on the upper and lower sides are abutted, and the expanded third expansion piece 31 plays a role in protecting the cable 1.
The invention has been described in an illustrative manner, and it is to be understood that the invention is not limited to the precise form disclosed, and that various insubstantial modifications of the inventive concepts and solutions, or their direct application to other applications without such modifications, are intended to be covered by the scope of the invention. The protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (8)
1. The utility model provides a ventilative type fire-resistant cable testing bridge which characterized in that: comprises that
A bridge body including a routing layer and a containment layer;
the heat dissipation assembly is arranged on the accommodating layer;
the protection component is arranged on the wiring layer;
the heat dissipation assembly dissipates heat generated inside the bridge frame body, and the protection assembly protects cables in the bridge frame body.
2. The breathable fire resistant cable tray of claim 1, wherein: the heat dissipation assembly comprises
The base is arranged on the accommodating layer, sliding grooves are formed in the upper inner wall and the lower inner wall of the base, and a cavity is formed in the base;
the two ends of the partition board are arranged in the sliding grooves, and the partition board is provided with a through hole;
a first expansion member disposed within the cavity;
the push rod is arranged on the outer wall of the expansion piece and penetrates through the through hole;
the limiting plate is fixedly arranged on the push rod and is positioned between the expansion piece and the partition plate;
and the ventilation device is arranged on the outer side of the base and is fixedly connected with the base.
3. The breathable fire resistant cable tray of claim 2, wherein: the ventilation device comprises
The fixing piece is provided with an accommodating cavity;
the air permeable frame is inserted into the accommodating cavity, and the outer wall of the air permeable frame is provided with air holes;
and two ends of the elastic piece are respectively connected with the bottom of the fixing piece and the bottom of the breathable frame.
4. The breathable fire resistant cable tray of claim 3, wherein: the ventilating frame is I-shaped and comprises a supporting part and a resisting part.
5. The breathable fire resistant cable tray of claim 3, wherein: still include thermal-insulated frame, thermal-insulated frame fixed set up in the outside of ventilative frame, just thermal-insulated frame with form the cavity between the ventilative frame.
6. The breathable fire resistant cable tray of claim 5, wherein: also included is a second expansion member disposed within the cavity.
7. The breathable fire resistant cable tray of claim 6, wherein: the heat insulation frame comprises a frame body and a cover plate, and the cover plate is detachably connected with the frame body.
8. The breathable fire resistant cable tray of claim 1, wherein: the guard assembly includes a third expanse, the third expanse being provided in at least four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911367204.8A CN111064140B (en) | 2019-12-26 | 2019-12-26 | Ventilative type fire-resistant cable testing bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911367204.8A CN111064140B (en) | 2019-12-26 | 2019-12-26 | Ventilative type fire-resistant cable testing bridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111064140A true CN111064140A (en) | 2020-04-24 |
| CN111064140B CN111064140B (en) | 2021-07-16 |
Family
ID=70304008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911367204.8A Active CN111064140B (en) | 2019-12-26 | 2019-12-26 | Ventilative type fire-resistant cable testing bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111064140B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2190817Y (en) * | 1994-04-19 | 1995-03-01 | 邱震宇 | Fire-retardant insulation compact bus bar |
| US5811731A (en) * | 1995-03-23 | 1998-09-22 | Electricite De France-Service National | Fire barrier ventilation sealing assembly and ventilation device equipped with such a sealing assembly |
| CN106207910A (en) * | 2016-08-28 | 2016-12-07 | 威腾电气集团股份有限公司 | A kind of generatrix groove expansion joint |
| CN205863855U (en) * | 2016-06-12 | 2017-01-04 | 向荣集团有限公司 | A kind of can the bus duct of quick heat radiating |
| CN107342572A (en) * | 2017-09-08 | 2017-11-10 | 扬州市天海滑线电气有限公司 | A kind of fire resisting water proof bus bar slot |
| CN206865049U (en) * | 2017-06-30 | 2018-01-09 | 嵊州市永盛防火桥架厂 | A kind of good fireproof bridge frame of ventilation effect |
| CN108767764A (en) * | 2018-06-28 | 2018-11-06 | 江苏中天电气有限公司 | A kind of fireproofing cable bridge used under high temperature environment |
| CN208401490U (en) * | 2018-07-02 | 2019-01-18 | 江苏瑞能电力设备有限公司 | A kind of pouring bus groove with high safeguard function |
| CN110137870A (en) * | 2019-06-13 | 2019-08-16 | 安徽金迪电器有限公司 | It is a kind of to be integrally formed stainless reinforced plastic cable bridge frame and preparation method thereof |
-
2019
- 2019-12-26 CN CN201911367204.8A patent/CN111064140B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2190817Y (en) * | 1994-04-19 | 1995-03-01 | 邱震宇 | Fire-retardant insulation compact bus bar |
| US5811731A (en) * | 1995-03-23 | 1998-09-22 | Electricite De France-Service National | Fire barrier ventilation sealing assembly and ventilation device equipped with such a sealing assembly |
| CN205863855U (en) * | 2016-06-12 | 2017-01-04 | 向荣集团有限公司 | A kind of can the bus duct of quick heat radiating |
| CN106207910A (en) * | 2016-08-28 | 2016-12-07 | 威腾电气集团股份有限公司 | A kind of generatrix groove expansion joint |
| CN206865049U (en) * | 2017-06-30 | 2018-01-09 | 嵊州市永盛防火桥架厂 | A kind of good fireproof bridge frame of ventilation effect |
| CN107342572A (en) * | 2017-09-08 | 2017-11-10 | 扬州市天海滑线电气有限公司 | A kind of fire resisting water proof bus bar slot |
| CN108767764A (en) * | 2018-06-28 | 2018-11-06 | 江苏中天电气有限公司 | A kind of fireproofing cable bridge used under high temperature environment |
| CN208401490U (en) * | 2018-07-02 | 2019-01-18 | 江苏瑞能电力设备有限公司 | A kind of pouring bus groove with high safeguard function |
| CN110137870A (en) * | 2019-06-13 | 2019-08-16 | 安徽金迪电器有限公司 | It is a kind of to be integrally formed stainless reinforced plastic cable bridge frame and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111064140B (en) | 2021-07-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2228591B1 (en) | Embedded type lamp with heat radiating device | |
| JPH0344490B2 (en) | ||
| CN111064140B (en) | Ventilative type fire-resistant cable testing bridge | |
| CN213717279U (en) | Flame-retardant power distribution cabinet | |
| ES2901923T3 (en) | fire resistant structure | |
| CN219553799U (en) | Battery compartment and vehicle | |
| KR102178344B1 (en) | Structure for preventing fire diffusion and construction method thereof | |
| CN216562574U (en) | Cable flame-retardant structure and partition wall | |
| KR20150044159A (en) | fire-resistant busduct and method of constructing the same | |
| JP2010261605A (en) | Air conditioner | |
| JP6895805B2 (en) | Fireproof structure of compartment penetration | |
| CN216251996U (en) | Ventilating self-closing cable vortex-proof fire-resistant groove box | |
| CN214013824U (en) | Heat dissipation fire prevention type bus duct | |
| CN215498170U (en) | Fire-resistant heat dissipation type bus duct | |
| FI125992B (en) | Fire protection duct for electrical cables | |
| CN219717789U (en) | Fireproof cable bridge | |
| CN216750562U (en) | Socket structure and cabin | |
| CN219272003U (en) | Distributed passive over-temperature protection device | |
| CN108031029A (en) | A kind of fire prevention heat isolating structure of electric power tunnel fire-fighting robot | |
| CN218633155U (en) | Sealed waterproof fire-resistant building cable tray box | |
| CN117884785A (en) | Protection structure and protection method of high-power laser welding room | |
| CN207339141U (en) | A kind of good cable testing bridge of practicality | |
| CN219980307U (en) | Refractory wire slot | |
| CN220627468U (en) | Flame-retardant wire | |
| CN213959675U (en) | Fireproof high-temperature-resistant bus duct |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |