CN211377455U - Heat dissipation drainage device of fire prevention groove box - Google Patents
Heat dissipation drainage device of fire prevention groove box Download PDFInfo
- Publication number
- CN211377455U CN211377455U CN201922282861.4U CN201922282861U CN211377455U CN 211377455 U CN211377455 U CN 211377455U CN 201922282861 U CN201922282861 U CN 201922282861U CN 211377455 U CN211377455 U CN 211377455U
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- fire
- heat dissipation
- drainage device
- chute box
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 16
- 230000002265 prevention Effects 0.000 title description 8
- 239000000463 material Substances 0.000 claims abstract description 31
- 230000004888 barrier function Effects 0.000 claims abstract description 19
- 230000005484 gravity Effects 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 11
- 239000006185 dispersion Substances 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 3
- 239000011800 void material Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000035699 permeability Effects 0.000 abstract description 4
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- 238000004519 manufacturing process Methods 0.000 abstract description 3
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- 239000011148 porous material Substances 0.000 description 4
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- 238000006467 substitution reaction Methods 0.000 description 2
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- 230000032683 aging Effects 0.000 description 1
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- 238000004880 explosion Methods 0.000 description 1
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- 239000003063 flame retardant Substances 0.000 description 1
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Abstract
The embodiment of the utility model discloses a heat dissipation and drainage device of a fire chute box, which comprises a mounting hole arranged at the lower bottom surface of the fire chute box along the gravity direction, wherein the mounting hole is internally clamped with a first part which is detachably connected with a second part, the first part is provided with a dual-purpose barrier which is communicated along the gravity direction, the second part is internally provided with a dual-purpose channel, an expansion material core which is expanded by heating to block the dual-purpose channel is arranged in the dual-purpose channel, and the dual-purpose channel is communicated with the outside and the dual-purpose barrier; the utility model discloses a first part, second part and inflation material core for the device still has the effect of keeping apart the intensity of a fire between the fire inside of fire chute box and the external world when taking into account gas permeability and drainage, and has shortened the thermal response time of inflation material core, can prevent that the condition of a fire from stretching, expanding, and the multipurpose development through dual-purpose barrier and dual-purpose access structure, can simplify the structure of device, reduction in production cost.
Description
Technical Field
The embodiment of the utility model provides a relate to cable tray technical field, concretely relates to heat dissipation drainage device of fire prevention groove box.
Background
The cable trough box is usually made of a high temperature and fire resistant material. The cable trough box is used as a common supporting and protecting device for laying cables in an electrical equipment power supply system, and plays roles of protecting and guiding the cables laid in the cable trough box. However, in practical use, the cable runs to generate a large amount of heat energy, and the cable trough box is usually a sealing structure, so that the heat energy cannot be dissipated to the outside, and the cable runs at a high temperature state for a long time, so that the aging of the cable is accelerated, and the cable is easy to cause fire.
In the prior art, the above-mentioned problem is usually solved by using a breathable cable trough box, such as the utility model with application number CN201621114231.6, the top end of the cable trough box is provided with a shutter-shaped ventilation hole to dissipate heat of the trough box. Although the scheme can solve the problems of ventilation and heat dissipation, the defect is that when a fire disaster occurs outside, fire easily enters the cable trough box from the exhaust hole, so that the cable is ignited, and explosion can be caused when the fire disaster is serious; when the cable is on fire, the fire easily spreads from the vent hole to the outside, so that the outside large-scale fire is caused, and huge property loss can be caused; and the air holes at the top can not drain accumulated water in the cable trough box.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a heat dissipation drainage device of fire prevention groove box to can not the drainage among the solution prior art, can not keep apart the problem of conflagration.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
the utility model provides a heat dissipation drainage device of fire prevention groove box, is including establishing the mounting hole in the lower bottom surface of fire prevention groove box along the direction of gravity, the mounting hole has first part in inside joint, can be connected with the second part on the first part with dismantling be equipped with the dual-purpose barrier that link up along the direction of gravity on the first part, just be equipped with dual-purpose passageway in the second part be equipped with in the dual-purpose passageway and be used for the thermal expansion in order to block up the inflation material core of dual-purpose passageway, just dual-purpose passageway intercommunication external with dual-purpose barrier.
As a preferred scheme of the utility model, dual-purpose passageway is including establishing the second part center lead to the chamber and establish lead to the dispersion pore at chamber bottom edge, just the dispersion pore transversely link up lead to the chamber with the second part lateral wall.
As a preferred scheme of the utility model, the inflation material core is installed lead to intracavity portion, just the inflation material core with lead to and formed the space passageway between the lateral wall in chamber and the last bottom surface.
As an optimal proposal of the utility model, the expansion material core is internally provided with a heat conduction device.
As an optimized scheme of the utility model, heat-transfer device is including transversely setting up heat conduction disk in the inflation feed core, just the last fixed surface of heat conduction disk installs and runs through first heat conduction strip in the dual-purpose barrier, just the lower fixed surface of heat conduction disk installs and runs through second heat conduction strip in the dispersion pore.
As an optimized scheme of the utility model be equipped with the annular groove on the lateral wall of first part, just be in the correspondence of mounting hole pore wall the annular groove is equipped with the elastic ring, just the sealed nestification of elastic ring is in the annular groove.
As a preferable embodiment of the present invention, the bottom end of the first member passes through the first pipe thread and the center of the upper bottom surface of the second member.
As a preferred scheme of the utility model, the mounting has been cup jointed through the second pipe thread to the lower bottom surface of second part, just the top of mounting with the contact of inflation material core, just the bottom of mounting is equipped with stirs the point.
The utility model discloses an embodiment has following advantage:
the utility model discloses a first part, second part and inflation material core for the device still has the effect of keeping apart the intensity of a fire between the fire inside of fire chute box and the external world when taking into account gas permeability and drainage, and has shortened the thermal response time of inflation material core, can prevent that the condition of a fire from stretching, expanding, and the multipurpose development through dual-purpose barrier and dual-purpose access structure, can simplify the structure of device, reduction in production cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is an exploded view of the overall structure in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a first member and a second member in an embodiment of the present invention.
In the figure:
1-a first component; 2-a second component; 3-a dual-purpose channel; 4-dual purpose barrier; 5-expanding the core; 6-mounting holes; 7-heat conducting means; 8-an annular groove; 9-an elastic ring; 10-first pipe thread; 11-second pipe thread; 12-sealing piece; 13-a dial point; 14-fire prevention groove box;
301-through cavity; 302-discrete tunnels; 303-void passage;
701-heat conducting wafer; 702-a first thermally conductive strip; 703-second heat conducting strip.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
As shown in fig. 1, the utility model provides a heat dissipation drainage device of fire chute box, including establishing at the mounting hole 6 of 14 lower bottom surfaces along the direction of gravity of fire chute box, mounting hole 6 has first part 1 in inside joint, can be connected with second part 2 on the first part 1 with dismantling be equipped with along the dual-purpose barrier 4 that the direction of gravity link up on the first part 1, just be equipped with dual-purpose passageway 3 in the second part 2 be equipped with in dual-purpose passageway 3 and be used for the thermal expansion in order to block up the inflation material core 5 of dual-purpose passageway 3, just dual-purpose passageway 3 intercommunication external with dual-purpose barrier 4.
The core point of the utility model is that the first part 1 is arranged on the lower bottom surface of the fire chute box in the gravity direction, so that the accumulated water in the fire chute box 14 flows into the dual-purpose barrier 4 under the action of gravity and is discharged to the outside through the dual-purpose channel 3 in the second part 2, after the accumulated water in the fire chute box 14 is emptied, the dual-purpose barrier 4 and the dual-purpose channel 3 can have the effect of increasing the air permeability of the fire chute box 14, and the heat produced when the cable transmits current can be timely dissipated; the dual-purpose passage 3 and the dual-purpose barrier 4 have two purposes of ventilation and drainage; when a fire disaster occurs outside the fire-proof groove box 14, the heated volume of the dual-purpose barrier 4 expands, so that the dual-purpose channel 3 is blocked, the outside and the fire-proof groove box 14 are isolated, and the external fire is prevented from spreading into the fire-proof groove box 14 to damage the cable and equipment connected with the cable; when the cable in the fire-proof slot box 14 is on fire, the fire-proof slot box 14 is isolated from the outside by the expanding material core 5, so as to prevent the fire from spreading outwards and causing other losses.
The utility model discloses when taking into account gas permeability and drainage, still have the effect of keeping apart the intensity of a fire, can prevent that the condition of a fire from stretching, expanding, and through the multipurpose development of dual-purpose barrier 4 and dual-purpose passageway 3 structure, can simplify the structure of device, reduce the production cost.
As shown in fig. 2, the dual-purpose channel 3 includes a through cavity 301 disposed in the center of the second component 2, and a dispersion duct 302 disposed at the bottom edge of the through cavity 301, the dispersion duct 302 transversely penetrates the through cavity 301 and the outer side wall of the second component 2, the expandable core 5 is mounted inside the through cavity 301, and a gap channel 303 is formed between the expandable core 5 and the side wall and the upper bottom surface of the through cavity 301.
Through leading to chamber 301 in order to lay inflation material core 5, when inflation material core 5 is heated the inflation material core 5 extrusion clearance passageway 303 that increases of volume to cut off dual-purpose barrier 4 and dispersion tunnel 302, thereby make second part 2 internal seal, and then isolated fire prevention groove box 14 with external.
The through cavity 301 is a conical cavity with an upward conical tip and a truncated conical tip.
Through the special shape of logical chamber 301 for the expanding material core 5 that is heated inflation is the curved surface of slope with the contact surface that leads to chamber 301 side direction, is favorable to increasing both area of contact, improves both extrusion contact's sealing stability.
Wherein, a heat conduction device 7 is arranged inside the expansion material core 5; the heat conducting device 7 comprises a heat conducting disc 701 transversely arranged in the expansion material core 5, a first heat conducting strip 702 penetrating through the dual-purpose barrier 4 is fixedly installed on the upper surface of the heat conducting disc 701, and a second heat conducting strip 703 penetrating through the dispersion duct 302 is fixedly installed on the lower surface of the heat conducting disc 701; an annular groove 8 is formed in the side wall of the first component 1, an elastic ring 9 is arranged on the hole wall of the mounting hole 6 corresponding to the annular groove 8, and the elastic ring 9 is nested in the annular groove 8 in a sealing mode.
The utility model discloses a characteristic part still lies in, through the special design to dual-purpose passageway 3 for dual-purpose passageway 3's length increases, makes the time that the intensity of a fire passes through dual-purpose passageway 3 increase, thereby provides the assurance for the abundant being heated of inflation material core 5, and through dual-purpose passageway 2's special construction, is convenient for to the distributed arrangement of heat conduction device 7, makes heat conduction device 7 fast with the heat transfer at both ends to the inflation material core 5 in.
Wherein, the heat conduction device 7 can be made of common materials with good heat conductivity, and the expansion material core 5 can be made of common fire-fighting fire-retardant materials.
Wherein, the bottom end of the first component 1 passes through the first pipe thread 10 and the center of the upper bottom surface of the second component 2; the lower bottom surface of the second part 2 is sleeved with a sealing sheet 12 through a second pipe thread 11, the top end of the sealing sheet 12 is in contact with the expansion material core 5, and a stirring point 13 is arranged at the bottom end of the sealing sheet 12.
The sealing piece 12 can be separated from the second pipe thread 11 by manually applying force to the toggle point 13, so that the expansion material core 5 can be taken out of the through cavity 301, the first component 1 and the second component 2 can be detached through the first pipe thread 10, the replacement of each part of the device is facilitated, or the structures of the expansion material core 5 and the like are checked, wherein the first heat conduction strip 702 and the second heat conduction strip 703 need to be made of heat conduction materials with certain elasticity.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. The utility model provides a heat dissipation drainage device of fire chute box, its characterized in that, is including establishing mounting hole (6) in fire chute box along the lower bottom surface of direction of gravity, mounting hole (6) have first part (1) in inside joint, can be connected with second part (2) on first part (1) with dismantling be equipped with on first part (1) along dual-purpose barrier (4) that direction of gravity link up, just be equipped with dual-purpose passageway (3) in second part (2) be equipped with in dual-purpose passageway (3) and be used for the inflation of being heated in order to block up the inflation material core (5) of dual-purpose passageway (3), just dual-purpose passageway (3) communicate external with dual-purpose barrier (4).
2. The heat dissipation and drainage device for the fire chute box as claimed in claim 1, wherein the dual-purpose channel (3) comprises a through cavity (301) arranged in the center of the second component (2) and a dispersion duct (302) arranged at the bottom edge of the through cavity (301), and the dispersion duct (302) transversely penetrates through the through cavity (301) and the outer side wall of the second component (2).
3. A fire chute box heat dissipation and drainage device as claimed in claim 2, wherein the expansion core (5) is installed inside the through cavity (301), and a void channel (303) is formed between the expansion core (5) and the side wall and the upper bottom surface of the through cavity (301).
4. The heat dissipation and drainage device for the fire chute box as claimed in claim 2, wherein the through cavity (301) is a conical cavity with a cone tip facing upwards and a cone tip truncated by a plane.
5. A fire chute box heat dissipation and drainage device as claimed in claim 3, wherein a heat conduction device (7) is provided inside the expansion material core (5).
6. The heat dissipation and drainage device of a fire chute box as claimed in claim 5, wherein the heat conduction device (7) comprises a heat conduction disc (701) transversely disposed in the intumescent core (5), and a first heat conduction strip (702) penetrating through the dual-purpose grille (4) is fixedly mounted on the upper surface of the heat conduction disc (701), and a second heat conduction strip (703) penetrating through the dispersion duct (302) is fixedly mounted on the lower surface of the heat conduction disc (701).
7. A fire-protection box heat-dissipating and draining device according to claim 1, wherein an annular groove (8) is provided on the side wall of the first member (1), and an elastic ring (9) is provided on the wall of the mounting hole (6) corresponding to the annular groove (8), and the elastic ring (9) is sealingly nested in the annular groove (8).
8. A fire chute box heat dissipation and drainage device as claimed in claim 1, wherein the bottom end of the first member (1) is centered on the top bottom surface of the second member (2) by a first pipe thread (10).
9. The heat dissipation and drainage device for the fire chute box as claimed in claim 8, wherein the lower bottom surface of the second component (2) is sleeved with a sealing piece (12) through a second pipe thread (11), the top end of the sealing piece (12) is in contact with the expansion material core (5), and the bottom end of the sealing piece (12) is provided with a stirring point (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922282861.4U CN211377455U (en) | 2019-12-18 | 2019-12-18 | Heat dissipation drainage device of fire prevention groove box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922282861.4U CN211377455U (en) | 2019-12-18 | 2019-12-18 | Heat dissipation drainage device of fire prevention groove box |
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| Publication Number | Publication Date |
|---|---|
| CN211377455U true CN211377455U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922282861.4U Active CN211377455U (en) | 2019-12-18 | 2019-12-18 | Heat dissipation drainage device of fire prevention groove box |
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| Country | Link |
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| CN (1) | CN211377455U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110943409A (en) * | 2019-12-18 | 2020-03-31 | 广东电网有限责任公司 | Heat dissipation drainage device of fire prevention groove box |
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2019
- 2019-12-18 CN CN201922282861.4U patent/CN211377455U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110943409A (en) * | 2019-12-18 | 2020-03-31 | 广东电网有限责任公司 | Heat dissipation drainage device of fire prevention groove box |
| CN110943409B (en) * | 2019-12-18 | 2024-07-26 | 广东电网有限责任公司 | Heat dissipation drainage device of fireproof groove box |
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