CN219960038U - Bus box with fireproof function - Google Patents
Bus box with fireproof function Download PDFInfo
- Publication number
- CN219960038U CN219960038U CN202321529301.4U CN202321529301U CN219960038U CN 219960038 U CN219960038 U CN 219960038U CN 202321529301 U CN202321529301 U CN 202321529301U CN 219960038 U CN219960038 U CN 219960038U
- Authority
- CN
- China
- Prior art keywords
- box
- lower shell
- bus
- fire
- hole
- 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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Links
- 239000012943 hotmelt Substances 0.000 claims abstract description 12
- 230000000712 assembly Effects 0.000 claims abstract description 7
- 238000000429 assembly Methods 0.000 claims abstract description 7
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 210000000078 claw Anatomy 0.000 claims description 10
- 238000001125 extrusion Methods 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 6
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 6
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 241000463219 Epitheca Species 0.000 claims 1
- 238000004891 communication Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 4
- 239000000956 alloy Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- UTICYDQJEHVLJZ-UHFFFAOYSA-N copper manganese nickel Chemical compound [Mn].[Ni].[Cu] UTICYDQJEHVLJZ-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Landscapes
- Installation Of Indoor Wiring (AREA)
Abstract
The utility model relates to the technical field of communication equipment, in particular to a bus box with a fireproof function, which comprises a lower shell and an upper shell fixed with the lower shell through a locking piece, wherein at least one wire hole is formed in the top and the bottom of the lower shell, and a wire fixing component is arranged on the outer side of the lower shell and positioned at the wire hole; the fire-proof bus box comprises a lower shell, wherein the inner side of the lower shell is also provided with two hot-melt assemblies, and the two hot-melt assemblies are respectively opposite to wire holes at the top and the bottom of the lower shell.
Description
Technical Field
The utility model relates to the technical field of communication equipment, in particular to a bus box with a fireproof function.
Background
The network wiring is a technology for constructing and constructing all communication network infrastructures in a building, the existing network wires are generally laid according to a parallel connection method, a bus box of one network wire is generally arranged, then the network wires laid in each room are collected to the bus box, sharing equipment such as an external switch can be used through the bus box, and the bus box can be connected inside and outside through an external lead.
Considering that the phenomenon of short circuit of parts such as wires and cables in the box occurs, fire and other problems can be caused, the bus box is generally designed into a fireproof structure in the prior art, and the network wiring bus box with a fireproof function is disclosed in Chinese patent publication No. CN211428829U and comprises a high-strength outer shell, an inner shell, a box cover and a smoke alarm, wherein an insulating layer is arranged on the outer surface layer of the inner shell, a high-strength outer shell is arranged on the outer side of the insulating layer, a flame retardant layer is arranged between the insulating layer and the high-strength outer shell, and the smoke alarm is arranged at one end top of the high-strength outer shell through a screw.
Because the fire prevention design of the bus box is mostly considered on the shell, fire extinguishing operation at the cable is often caused, for example, when a fire disaster occurs inside or outside the bus box, the fire easily burns outwards or inwards along the cable, and further loss is increased, and based on the fire prevention design, the bus box with the fire prevention function is further provided on the basis of the prior art.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a bus box with a fireproof function.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the bus box with the fireproof function comprises a lower shell and an upper shell fixed with the lower shell through a locking piece, wherein at least one wire hole is formed in the top and the bottom of the lower shell, and a wire fixing component is arranged on the outer side of the lower shell and located at the wire hole;
the inner side of the lower shell is also provided with two hot melt assemblies which are respectively opposite to wire holes at the top and the bottom of the lower shell and are used for penetrating a cable;
the hot melt assembly is detachably connected with the inner wall of the lower shell.
Further, the hot melting assembly comprises a containing box and a box cover fixed on the opening side of the containing box, threading holes are respectively formed in the end faces of the containing box and the box cover, and a mesh pipe is arranged at the threading hole of the containing box;
wherein, hold the box and put the water drawing part in.
Furthermore, the water drawing component is a fireproof sponge, a through hole matched with the mesh pipe is formed in the end face of the fireproof sponge, the fireproof sponge is of a hollow structure, and sodium bicarbonate particles are filled in the hollow structure.
Further, still include extrusion subassembly, extrusion subassembly sets up the inboard of holding the box is used for to extrude the fire prevention sponge.
Further, the extrusion assembly is composed of two metal sheets having different coefficients of thermal expansion.
Further, the wire fixing assembly comprises a threaded pipe, the threaded pipe is fixed with the outer wall of the lower shell, a nut is connected to the outer side of the threaded pipe in a threaded mode, a plurality of clamping jaws are distributed on the inner side of the nut along the circumference of the through hole of the nut, the clamping jaws form a frustum structure, and the clamping jaws are used for abutting against the inner wall of the threaded pipe to deform.
Further, a claw is arranged at the back end of the accommodating box, a clamping seat is arranged on the inner wall of the lower shell, and the claw is clamped with the clamping seat
The bus box with the fireproof function has the beneficial effects that: according to the fire-proof bus box, the sodium bicarbonate particles filled in the fireproof sponge are adopted to be decomposed into carbon dioxide and water when being heated, at the moment, when internal fire or external fire of the bus box is delayed, the generated carbon dioxide and water can be discharged through the mesh pipe, so that fire extinguishing operation is carried out on cables in the accommodating box, the fire spreading is effectively prevented, further loss is reduced, and the fireproof effect of the existing bus box is stably improved.
Drawings
FIG. 1 is an exploded view of the present utility model;
FIG. 2 is a schematic view of the structure of the accommodating box of the present utility model;
FIG. 3 is a front view of the containment box of the present utility model;
fig. 4 is a schematic view of the structure of the threaded pipe according to the present utility model.
In the figure: 1. a lower case; 2. an upper case; 3. a wire fixing assembly; 31. a threaded tube; 32. a screw cap; 33. a clamping jaw; 4. a hot melt assembly; 41. a housing case; 411. a claw; 42. a box cover; 43. a mesh tube; 44. a water drawing component; 45. sodium bicarbonate particles; 5. and (3) extruding the assembly.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an embodiment of the present utility model is disclosed, which is a bus box with fireproof function, the bus box includes a lower shell 1 and an upper shell 2 fixed with the lower shell 1 by a locking member, in the embodiment of the present utility model, the locking member is provided as a bolt, wherein, it should be noted that, combustion supporting layers, such as fireproof coating, etc., may be provided on the outer sides of the lower shell 1 and the upper shell 2, or the lower shell 1 and the upper shell 2 may be directly provided as fireproof steel material, which is disclosed in the prior art, and not described in excessive detail herein, at least one wire hole is provided on the top and the bottom of the lower shell 1, and a wire fixing component 3 is provided on the outer side of the lower shell 1 and at the wire hole;
wherein, two hot melt assemblies 4 are arranged on the inner side of the lower shell 1, and the two hot melt assemblies 4 are respectively opposite to wire holes at the top and the bottom of the lower shell 1 and are used for penetrating cables;
further, the hot melt assembly 4 is detachably connected to the inner wall of the lower case 1.
In some embodiments, the hot-melt module 4 of the present utility model includes a housing box 41 and a box cover 42 fixed on an opening side of the housing box 41, a claw 411 is disposed at a back end of the housing box 41, a clamping seat (not shown) is disposed on an inner wall of the lower shell 1, the claw 411 is clamped with the clamping seat, and the specific claw 411 has an L-shaped structure, and obviously, in order to cooperate with the claw 411, a notch cooperating with an end portion of the claw 411 should be disposed on the clamping seat, which is not described in detail herein.
Specifically, the end surfaces of the accommodating box 41 and the box cover 42 are respectively provided with a threading hole, and a mesh hole pipe 43 is arranged at the threading hole of the accommodating box 41;
in the storage case 41, a water drawing member 44 is placed.
On the basis of the above embodiment, the water drawing member 44 is a fireproof sponge, the end surface of the fireproof sponge is provided with a through hole adapted to the mesh tube 43, the fireproof sponge is in a hollow structure, and sodium bicarbonate particles 45 are filled in the hollow structure.
That is, in the embodiment of the present utility model, by using the sodium bicarbonate particles 45 filled inside the fireproof sponge, they are decomposed into carbon dioxide and water when heated, and at this time, when the fire inside the bus box or the fire outside the bus box is spread, the generated carbon dioxide and water can be discharged through the mesh tube 43 to perform a fire extinguishing operation on the cable located in the receiving box 41, thus effectively preventing the spread of the fire and reducing further loss.
In addition, in order to achieve extrusion of the waterproof sponge to ensure water outlet efficiency, the embodiment of the present utility model further includes an extrusion assembly 5, wherein the extrusion assembly 5 is disposed at the inner side of the accommodating box 41 for extruding the waterproof sponge.
Illustratively, in this embodiment, the extrusion assembly 5 is composed of two metal sheets with different thermal expansion coefficients, specifically, due to the different thermal expansion coefficients of the component layers, when the temperature changes, the deformation of the active layer is larger than that of the passive layer, so that the whole of the bimetal sheet bends towards one side of the passive layer, and the curvature of the composite material changes to generate deformation, and in some embodiments, the active layer is made of a manganese nickel copper alloy material with a high expansion coefficient, and the passive layer is made of a nickel iron alloy material with a low expansion coefficient.
It should be noted that, in the embodiment of the present utility model, the wire fixing assembly 3 includes a threaded tube 31, the threaded tube 31 is fixed to the outer wall of the lower shell 1, a nut 32 is screwed on the outer side of the threaded tube 31, where a plurality of clamping jaws 33 are distributed on the inner side of the nut 32 along the circumference of the through hole, and the plurality of clamping jaws 33 form a frustum structure, and the clamping jaws 33 are used for abutting against the inner wall of the threaded tube 31 to generate deformation.
Namely, when the cable passes through the nut 32 and the threaded tube 31 in sequence and is threaded into the lower shell 2, the nut 32 can be rotated, and the clamping jaw 33 is deformed due to the frustum structure between the clamping jaws 33 and the interference with the inner wall of the threaded tube 31, so that the clamping and fixing of the cable are realized.
The foregoing 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 scheme 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. The utility model provides a bus box with fire prevention function, includes inferior valve (1) and passes through locking piece looks fixed epitheca (2) with this inferior valve (1), its characterized in that: at least one wire hole is formed in the top and the bottom of the lower shell (1), and a wire fixing component (3) is arranged on the outer side of the lower shell (1) and positioned at the wire hole;
the inner side of the lower shell (1) is also provided with two hot melt assemblies (4), and the two hot melt assemblies (4) are respectively opposite to wire holes at the top and the bottom of the lower shell (1) and are used for penetrating cables;
the hot melting assembly (4) is detachably connected with the inner wall of the lower shell (1).
2. A bus box with fire protection function according to claim 1, characterized in that: the hot-melt assembly (4) comprises a containing box (41) and a box cover (42) fixed on the opening side of the containing box (41), threading holes are respectively formed in the end faces of the containing box (41) and the box cover (42), and a mesh hole pipe (43) is arranged at the threading hole of the containing box (41);
wherein a water drawing member (44) is placed in the storage case (41).
3. A bus box with fire protection function according to claim 2, characterized in that: the water drawing component (44) is a fireproof sponge, a through hole matched with the mesh pipe (43) is formed in the end face of the fireproof sponge, the fireproof sponge is of a hollow structure, and sodium bicarbonate particles (45) are filled in the hollow structure.
4. A bus box with fire protection function according to claim 3, characterized in that: the fire-proof sponge box further comprises a squeezing component (5), wherein the squeezing component (5) is arranged on the inner side of the accommodating box (41) and used for squeezing the fire-proof sponge.
5. A bus box with fire protection as defined in claim 4, wherein: the extrusion assembly (5) consists of two metal sheets with different thermal expansion coefficients.
6. A bus box with fire protection function according to claim 1, characterized in that: the wire fixing assembly (3) comprises a threaded pipe (31), the threaded pipe (31) is fixed with the outer wall of the lower shell (1), a nut (32) is connected to the outer side of the threaded pipe (31) in a threaded mode, a plurality of clamping jaws (33) are distributed on the inner side of the nut (32) along the circumference of a through hole of the nut, the clamping jaws (33) form a frustum structure, and the clamping jaws (33) are used for abutting against the inner wall of the threaded pipe (31) to generate deformation.
7. A bus box with fire protection function according to claim 2, characterized in that: the back end of the accommodating box (41) is provided with a claw (411), the inner wall of the lower shell (1) is provided with a clamping seat, and the claw (411) is clamped with the clamping seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321529301.4U CN219960038U (en) | 2023-06-15 | 2023-06-15 | Bus box with fireproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321529301.4U CN219960038U (en) | 2023-06-15 | 2023-06-15 | Bus box with fireproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219960038U true CN219960038U (en) | 2023-11-03 |
Family
ID=88551600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321529301.4U Active CN219960038U (en) | 2023-06-15 | 2023-06-15 | Bus box with fireproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219960038U (en) |
-
2023
- 2023-06-15 CN CN202321529301.4U patent/CN219960038U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |