CN220209842U - Bridge tee for cable laying - Google Patents
Bridge tee for cable laying Download PDFInfo
- Publication number
- CN220209842U CN220209842U CN202321688000.6U CN202321688000U CN220209842U CN 220209842 U CN220209842 U CN 220209842U CN 202321688000 U CN202321688000 U CN 202321688000U CN 220209842 U CN220209842 U CN 220209842U
- Authority
- CN
- China
- Prior art keywords
- tee
- main body
- louvre
- cable
- bridge
- 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.)
- Active
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 29
- 238000010892 electric spark Methods 0.000 claims abstract description 26
- 238000005192 partition Methods 0.000 claims description 16
- 238000002955 isolation Methods 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 239000004927 clay Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009423 ventilation Methods 0.000 abstract 1
- 230000015556 catabolic process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model belongs to the technical field of cable erection equipment, and particularly discloses a bridge tee for cable laying, which comprises the following components: the three-way main body and the cover plate, wherein a supporting plate is fixed at the position, close to the bottom surface, of the inner wall of the three-way main body, an airflow channel for ventilation is formed between the supporting plate and the ground of the three-way main body, and a plurality of second heat dissipation holes which are arranged in an array are formed at the positions of the three ports of the supporting plate; the cable is supported through the backup pad, and the inside heat of tee bend main part can be discharged through second louvre, air current passageway and first louvre in proper order, plays radiating effect, and because second louvre and first louvre are seted up on mutually perpendicular's face, when the electric spark produced the electric spark appears in the cable, the electric spark drops in air current passageway after passing the second louvre, can not outwards scatter through first louvre, avoids the electric spark outwards to scatter and causes the fire to spread.
Description
Technical Field
The utility model relates to the technical field of cable erection equipment, in particular to a bridge tee joint for cable laying.
Background
The cable bridge is divided into a groove type structure, a tray type structure, a ladder frame type structure, a grid type structure and the like, and is composed of a support, a bracket arm, an installation accessory and the like, the bridge in a building can be independently erected and can be laid on various buildings and pipe gallery supports, a bridge tee joint is installed at a bridging turning joint, a cable is laid through the bridge tee joint, a cable insulating layer on the outer side of the bending part is thinned due to stretching, when the load of the cable is overlarge, the thinner part of the insulating layer is broken down by current, explosion occurs, and a large number of electric sparks can be generated.
In order to meet the heat dissipation requirement of the cable, the side face and the bottom face of the existing bridge tee joint are provided with heat dissipation holes for air circulation, so that the air flow capacity is improved, when the cable breaks down in an insulating manner, spark can fly outwards through the heat dissipation holes, high-temperature spark can easily ignite other objects, and if the heat dissipation holes are not formed, the heat dissipation of the cable is unsmooth, and the transmission efficiency of the cable is affected. Accordingly, one skilled in the art would provide a bridge tee for cabling that addresses the problems set forth in the background above.
Disclosure of Invention
The utility model aims to provide a bridge tee for cable laying, which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a bridge tee for cabling comprising:
the tee joint main body is provided with three ports;
the cover plate is detachably connected to the top of the tee body;
the three-way valve comprises a three-way main body, wherein a supporting plate is fixed at the position, close to the bottom, of the inner wall of the three-way main body, an air flow channel for air circulation is formed between the supporting plate and the ground of the three-way main body, a plurality of second radiating holes arranged in an array are formed in the position, located by the supporting plate, of the three ports, the second radiating holes are communicated with the air flow channel, a plurality of first radiating holes which are uniformly arranged are formed in the side edges of the three-way main body, the first radiating holes are communicated with the air flow channel, and an isolation pad for blocking electric sparks is fixed on the inner bottom of the three-way main body.
As still further aspects of the utility model: the isolation pad is made of fireproof mud.
As still further aspects of the utility model: the thickness of the isolation pad is 1.0cm.
As still further aspects of the utility model: the height of the air flow channel is 3.0cm.
As still further aspects of the utility model: the three ports of the tee body are respectively provided with at least one partition plate, the partition plates are detachably connected to the support plates, and the length directions of the partition plates are parallel to the extending directions of the ports.
As still further aspects of the utility model: the bottom end of the partition plate is fixed with an inserting block corresponding to the second heat dissipation hole, and the inserting block is inserted into the second heat dissipation hole.
As still further aspects of the utility model: the height of the insert block is larger than the depth of the second heat dissipation hole.
Compared with the prior art, the utility model has the beneficial effects that:
when the cable lays in the tee bend main part, the cable carries out the bearing through the backup pad, because first louvre and second louvre all communicate with airflow channel for the inside heat of tee bend main part can be discharged through second louvre, airflow channel and first louvre in proper order, play radiating effect, and because second louvre and first louvre are seted up on mutually perpendicular's face, when the cable appears insulation breakdown and produces the electric spark, the electric spark drops in airflow channel after passing the second louvre, can not outwards scatter through first louvre, avoid the electric spark to outwards scatter and cause the fire to spread.
Drawings
FIG. 1 is a schematic view of a bridge tee for cabling;
FIG. 2 is a schematic view showing a state in which a partition plate is mounted on a support plate in a bridge tee for cable laying;
fig. 3 is an enlarged schematic view of fig. 2 at a.
In the figure: 10. a tee body; 101. an air flow channel; 102. a first heat radiation hole; 20. a cover plate; 30. a support plate; 301. a second heat radiation hole; 40. a spacer; 50. a partition plate; 51. and (5) inserting blocks.
Detailed Description
For a better understanding of the technical content of the present utility model, specific examples are set forth below, along with the accompanying drawings. Aspects of the utility model are described in this disclosure with reference to the drawings, in which are shown a number of illustrative embodiments. The embodiments of the present disclosure are not necessarily intended to include all aspects of the utility model. It should be understood that the various concepts and embodiments described above, as well as those described in more detail below, may be implemented in any of a number of ways, as the disclosed concepts and embodiments are not limited to any implementation. Additionally, some aspects of the disclosure may be used alone or in any suitable combination with other aspects of the disclosure.
A bridge tee for cabling incorporating the examples shown in figures 1-3, comprising: the three-way main body 10 and the cover plate 20 are detachably connected to the top of the three-way main body 10, the three-way main body 10 is provided with three ports, the three-way main body 10 is installed at the joint of the three bridges during installation, the three bridges are connected through the three-way main body 10, a cable is input and output through the three ports of the three-way main body 10, and after the cable is laid, the cover plate 20 is covered on the top of the three-way main body 10 to seal and protect the cable.
The cable that has the turn in the three-way department of crane span structure, and the cable insulating layer in the bend outside can be because of tensile and attenuate, when the load of cable is too big, the insulating layer thinner department can be broken down by the electric current, the phenomenon of explosion appears, can produce a large amount of electric sparks, and in order to satisfy the heat dissipation demand of cable, the louvre that is used for circulation of air can be seted up to the three-way side of crane span structure and bottom surface, improve the air flow, but when the cable appears insulation breakdown, the electric spark can outwards scatter through the louvre, other articles are ignited to high temperature electric spark easily, if do not set up the louvre, can cause the cable heat dissipation not smooth, influence the transmission efficiency of cable.
As shown in fig. 1 and 3, a support plate 30 is fixed at a position, close to the bottom, of the inner wall of the tee body 10, an airflow channel 101 for air circulation is formed between the support plate 30 and the ground of the tee body 10, a plurality of second heat dissipation holes 301 arranged in an array are formed at positions of three ports of the support plate 30, the second heat dissipation holes 301 are communicated with the airflow channel 101, a plurality of first heat dissipation holes 102 uniformly arranged are formed at side edges of the tee body 10, and the first heat dissipation holes 102 are communicated with the airflow channel 101.
Thus, when the cable is laid in the tee body 10, the cable is supported by the support plate 30, and the first heat dissipation hole 102 and the second heat dissipation hole 301 are communicated with the air flow channel 101, so that heat in the tee body 10 can be sequentially discharged through the second heat dissipation hole 301, the air flow channel 101 and the first heat dissipation hole 102, a heat dissipation effect is achieved, and when an electric spark is generated due to insulation breakdown of the cable, the electric spark passes through the second heat dissipation hole 301 and then falls into the air flow channel 101, and the electric spark is not scattered outwards through the first heat dissipation hole 102, so that the electric spark is prevented from scattering outwards to cause fire spread.
Further, the isolation pad 40 for blocking electric sparks is fixed on the bottom surface of the inner side of the tee body 10, when electric sparks fall through the second heat dissipation holes 301, the electric sparks fall to the isolation pad 40, the electric sparks are supported by the isolation pad 40, the isolation pad 40 plays a role in flame retarding and isolating, the high-temperature electric sparks are prevented from melting the bottom surface of the tee body 10, and stability is further improved.
In an alternative embodiment, the material of the spacer 40 is fire clay, which has good fire-blocking properties.
Further, the thickness of the insulating mat 40 is 1.0cm, so that the insulating mat 40 has a sufficient distance for fire resistance and heat insulation, and heat conducted to the bottom surface of the tee body 10 is reduced.
As shown in connection with fig. 1, the height of the air flow channel 101 is 3.0cm, so that a large air flow space is provided inside the air flow channel 101.
As shown in fig. 1 and 2, at least one partition plate 50 is disposed at each of the three ports of the tee body 10, the partition plate 50 is detachably connected to the support plate 30, and the length direction of the partition plate 50 is parallel to the extending direction of the port.
Thus, the multi-strand cables of the ports are separated by the corresponding number of the separation plates 50 according to the number of the cables, so that the post-maintenance of the maintenance personnel is facilitated.
Further, the bottom end of the partition plate 50 is fixed with an insert block 51 corresponding to the second heat dissipation hole 301, the insert block 51 is inserted into the second heat dissipation hole 301, the partition plate 50 is mounted, and the partition plate 50 is directly pulled out upwards when dismounted, so that the dismounting is convenient.
In an alternative embodiment, the height of the insert 51 is greater than the depth of the second heat dissipation hole 301, so that the insert 51 can completely penetrate through the second heat dissipation hole 301, and the stability of plugging is improved.
The working principle of the utility model is as follows: when the cable is laid in the tee joint main body 10, the cable is supported by the supporting plate 30, and the first radiating holes 102 and the second radiating holes 301 are communicated with the airflow channel 101, so that heat in the tee joint main body 10 can be discharged through the second radiating holes 301, the airflow channel 101 and the first radiating holes 102 in sequence, a radiating effect is achieved, and when the cable breaks down in an insulation mode to generate electric sparks, the electric sparks pass through the second radiating holes 301 and then fall into the airflow channel 101, and the electric sparks cannot be scattered outwards through the first radiating holes 102, so that the electric sparks are prevented from spreading outwards due to scattering.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. A bridge tee for cabling comprising:
a three-way body (10) provided with three ports;
the cover plate (20) is detachably connected to the top of the tee body (10);
the three-way valve comprises a three-way main body (10), wherein a supporting plate (30) is fixed at the position, close to the bottom, of the inner wall of the three-way main body (10), an air flow channel (101) for air circulation is formed between the supporting plate (30) and the ground of the three-way main body (10), a plurality of second radiating holes (301) which are arranged in an array are formed in the position of the supporting plate (30), which is located at three ports, the second radiating holes (301) are communicated with the air flow channel (101), a plurality of first radiating holes (102) which are uniformly arranged are formed in the side edges of the three-way main body (10), the first radiating holes (102) are communicated with the air flow channel (101), and an isolation pad (40) for blocking electric sparks is fixed on the inner bottom surface of the three-way main body (10).
2. A bridge tee for cabling as set forth in claim 1, wherein the insulation pad (40) is of fire clay.
3. A bridge tee for cabling as set forth in claim 1, wherein the spacer (40) has a thickness of 1.0cm.
4. A bridge tee for cabling as set forth in claim 1, characterized in that the height of the air flow channel (101) is 3.0cm.
5. Bridge tee for cabling according to claim 1, characterized in that at least one partition plate (50) is arranged at each of the three ports of the tee body (10), the partition plates (50) are detachably connected to the support plates (30), and the length direction of the partition plates (50) is parallel to the extending direction of the port.
6. The bridge tee for cable laying according to claim 5, wherein the bottom end of the partition plate (50) is fixed with an insert block (51) corresponding to the second heat dissipation hole (301), and the insert block (51) is inserted into the second heat dissipation hole (301).
7. Bridge tee for cabling as set forth in claim 6, characterized in that the height of said insert block (51) is greater than the depth of said second heat dissipating aperture (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321688000.6U CN220209842U (en) | 2023-06-30 | 2023-06-30 | Bridge tee for cable laying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321688000.6U CN220209842U (en) | 2023-06-30 | 2023-06-30 | Bridge tee for cable laying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220209842U true CN220209842U (en) | 2023-12-19 |
Family
ID=89146335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321688000.6U Active CN220209842U (en) | 2023-06-30 | 2023-06-30 | Bridge tee for cable laying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220209842U (en) |
-
2023
- 2023-06-30 CN CN202321688000.6U patent/CN220209842U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |