CN211428631U - Fireproof structure of low-voltage switch cabinet - Google Patents
Fireproof structure of low-voltage switch cabinet Download PDFInfo
- Publication number
- CN211428631U CN211428631U CN202020279385.0U CN202020279385U CN211428631U CN 211428631 U CN211428631 U CN 211428631U CN 202020279385 U CN202020279385 U CN 202020279385U CN 211428631 U CN211428631 U CN 211428631U
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- China
- Prior art keywords
- cavity
- heat dissipation
- low
- voltage switchgear
- fire
- 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.)
- Expired - Fee Related
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 42
- 238000009434 installation Methods 0.000 claims abstract description 21
- 230000006835 compression Effects 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 5
- 238000010276 construction Methods 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000002274 desiccant Substances 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 239000003063 flame retardant Substances 0.000 abstract description 3
- 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 abstract description 2
- 230000008719 thickening Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The utility model discloses a fire resistive construction of low-voltage switchgear, including the low-voltage switchgear, be equipped with the installation cavity that is used for installing electronic components in the low-voltage switchgear, be equipped with the heat dissipation chamber in the low-voltage switchgear, the heat dissipation chamber is located the top of installation cavity, the radiating component is installed to the heat dissipation intracavity, switch on through a plurality of connecting holes between heat dissipation chamber and the installation cavity, the chamber end in heat dissipation chamber is fixed with the resistance to compression pad, be equipped with the chamber of putting out a fire in the resistance to compression pad, the intracavity of putting out a fire is stored and is put out a fire material, the sealed partial connecting hole that seals of resistance to compression pad, the resistance to compression is stacked up and is equipped with a plurality of openings that switch on mutually with the connecting hole, the opening does not switch on. The utility model has simple structure, high structural strength and uneasy damage; the heat dissipation and the fireproof effect are good, the internal part can be flame-retardant after combustion, the fire spread is avoided, and the loss is reduced.
Description
Technical Field
The utility model relates to a cubical switchboard field, concretely relates to low-voltage switchgear's fire resistive construction.
Background
The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, and is used for power transmission, power distribution and electric energy conversion.
A large number of electronic components are installed in the existing low-voltage switch cabinet, and the requirement that all electrical components are reliably fixed at a determined position in the cabinet body can be met. The cabinet body is generally cubic, such as a screen type cabinet body and a box type cabinet body, and also has a prismatic table body such as a table type cabinet body.
However, the self fireproof effect in the low-voltage switch cabinet is poor, and once the internal spontaneous combustion or the external fire source approaches, serious damage can be caused, and the safety problem exists.
Disclosure of Invention
The utility model aims to solve the technical problem that a can solve the fire resistive construction of low-voltage switchgear of above-mentioned problem.
The utility model discloses a realize through following technical scheme: a fireproof structure of a low-voltage switch cabinet comprises the low-voltage switch cabinet, wherein an installation cavity for installing electronic components is arranged in the low-voltage switch cabinet, a heat dissipation cavity is arranged in the low-voltage switch cabinet and is positioned above the installation cavity, a heat dissipation assembly is installed in the heat dissipation cavity, the heat dissipation cavity is communicated with the installation cavity through a plurality of connecting holes, a pressure-resistant cushion is fixed at the cavity bottom of the heat dissipation cavity, a fire extinguishing cavity is arranged in the pressure-resistant cushion, fire extinguishing materials are stored in the fire extinguishing cavity, the pressure-resistant cushion seals part of the connecting holes, a plurality of openings communicated with the connecting holes are formed in the pressure-resistant cushion and are not communicated with the fire extinguishing cavity, a plurality of concave portions are further arranged in the pressure-resistant cushion and are communicated with the connecting holes sealed by the pressure-resistant cushion, a heat conducting piece is fixedly inserted into the concave portions, one end of the heat conducting piece penetrates; the buffer layer has been arranged at the chamber bottom of installation cavity, is equipped with the retaining chamber in the buffer layer.
As the preferred technical scheme, the heat dissipation assembly comprises a fan support fixed in the heat dissipation cavity, a heat dissipation fan is fixedly arranged on the fan support, the air outlet end of the heat dissipation fan faces towards the installation cavity, a plurality of air inlet holes communicated with the heat dissipation cavity are formed in the low-voltage switch cabinet, and a dust screen is fixedly arranged in the air inlet holes.
As the preferred technical scheme, the buffer layer and the compression-resistant pad are both made of rubber or silica gel, and the heat conducting piece and the concave part are fixed through heat conducting glue.
As the preferred technical scheme, a plurality of heat dissipation holes communicated with the installation cavity are formed in the low-voltage switch cabinet.
As preferred technical scheme, the heat conduction piece is made for the metal of heat conduction, is equipped with the cavity in the thickening portion, and the drier is stored to the cavity, is equipped with a plurality of bleeder vents that switch on with the cavity on the thickening portion.
As the preferred technical scheme, the anti-skidding sleeves are fixed in part of the connecting holes and are tightly attached to the heat conducting pieces.
The utility model has the advantages that: the utility model has simple structure, high structural strength and uneasy damage; the heat dissipation and the fireproof effect are good, the internal part can be flame-retardant after combustion, the fire spread is avoided, and the loss is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 these drawings without creative efforts.
FIG. 1 is an overall structure diagram of the present invention;
fig. 2 is a structural view of the heat-conducting member of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. 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.
Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The use of terms herein such as "upper," "above," "lower," "below," and the like in describing relative spatial positions is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1 to 2, the low-voltage switch cabinet comprises a low-voltage switch cabinet 1, wherein an installation cavity 1a for installing electronic components is arranged in the low-voltage switch cabinet 1, a heat dissipation cavity 1b is arranged in the low-voltage switch cabinet 1, the heat dissipation cavity 1b is positioned above the installation cavity 1a, a heat dissipation assembly is arranged in the heat dissipation cavity 1b, the heat dissipation cavity 1b is communicated with the installation cavity 1a through a plurality of connecting holes 1c, a pressure-resistant pad 2 is fixed at the cavity bottom of the heat dissipation cavity 1b, a fire extinguishing cavity is arranged in the pressure-resistant pad 2, fire extinguishing materials 2a are stored in the fire extinguishing cavity, the pressure-resistant pad 2 seals part of the connecting holes 1c, a plurality of openings 2b communicated with the connecting holes 1c are arranged on the pressure-resistant pad 2, the openings 2b are not communicated with the fire extinguishing cavity, a plurality of concave portions are also arranged on the pressure-resistant pad 2, the concave portions are communicated with the connecting holes 1c sealed by the pressure-resistant, one end of the heat-conducting member 3 in the mounting cavity 1a is formed with a thickened portion 5; the buffer layer 6 is arranged at the bottom of the installation cavity 1a, and a water storage cavity 6a is arranged in the buffer layer 6.
The heat dissipation assembly comprises a fan support 7 fixed in a heat dissipation cavity 1b, a heat dissipation fan 8 is fixedly installed on the fan support 7, the air outlet end of the heat dissipation fan 8 faces towards the installation cavity 1a, a plurality of air inlet holes 11 communicated with the heat dissipation cavity 1b are formed in the low-voltage switch cabinet 1, and a dustproof net 9 is fixedly installed in the air inlet holes 11 to isolate dust. A switch for controlling the fan is arranged in the low-voltage switch cabinet.
Wherein, the buffer layer 6 and the anti-pressure pad 2 are both made of rubber or silica gel, and the heat conducting piece 3 and the concave part are fixed through heat conducting glue.
Wherein, be equipped with a plurality of louvres 12 that switch on mutually with installation cavity 1a on the low-voltage switchgear 1, the heat of this device is discharged through the louvre.
Wherein, heat-conducting member 3 is made for the metal of heat conduction, for example copper, and when the design, the electronic components in heat-conducting member and the low-voltage switchgear keeps the distance, has the space, is difficult to contact, is equipped with the cavity in the thickening portion 5, and the storage has gauze parcel drier 13 in the cavity, is equipped with a plurality of bleeder vents 16 that switch on with the cavity on the thickening portion 5, plays the effect of drier through the bleeder vent.
Wherein, the anti-skidding cover 17 is bonded and fixed in part of the connecting hole 1c, the anti-skidding cover 17 is tightly attached to the heat conducting piece 3, and the anti-skidding cover is a rubber cover with anti-skidding textures on the surface and used for fixing the heat conducting piece.
When the device is used, the air flow generated by the fan is used for heat dissipation, and the heat is discharged outwards through the heat dissipation holes along with the air flow.
The drying agent in the thickening part in the device is used for keeping the drying in the mounting cavity, and the moisture is reduced.
In case when this device is in case inside spontaneous combustion or external fire extend to the low-voltage switchgear, during the heat energy direction heat-conducting piece that fire produced, the heat of heat-conducting piece makes the resistance to compression pad damaged, and fire extinguishing material such as the injection sand in the resistance to compression pad spills in following the resistance to compression pad, and top-down puts out a fire.
The heat-conducting piece can separate with the resistance to compression pad because of the intensity of a fire, and heat-conducting piece top-down falls, falls on the buffer layer of bottom, and the heat on the heat-conducting piece makes the buffer layer damaged for the rivers that store in the water storage cavity in the buffer layer flow out, and it is fire-retardant to put out a fire.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (6)
1. The utility model provides a fire resistive construction of low-voltage switchgear, includes low-voltage switchgear (1), is equipped with installation cavity (1 a) that are used for installing electronic components in low-voltage switchgear (1), its characterized in that: a heat dissipation cavity (1 b) is arranged in the low-voltage switch cabinet (1), the heat dissipation cavity (1 b) is positioned above the installation cavity (1 a), a heat dissipation assembly is installed in the heat dissipation cavity (1 b), the heat dissipation cavity (1 b) and the installation cavity (1 a) are communicated through a plurality of connecting holes (1 c), a pressure resistant pad (2) is fixed at the bottom of the heat dissipation cavity (1 b), a fire extinguishing cavity is arranged in the pressure resistant pad (2), fire extinguishing materials (2 a) are stored in the fire extinguishing cavity, part of the connecting holes (1 c) are sealed by the pressure resistant pad (2), a plurality of openings (2 b) communicated with the connecting holes (1 c) are arranged on the pressure resistant pad (2), the openings (2 b) are not communicated with the fire extinguishing cavity, a plurality of concave parts are also arranged on the pressure resistant pad (2), the concave parts are communicated with the connecting holes (1 c) sealed by the pressure resistant pad (2), a heat conducting piece (3) is inserted and fixed in the concave parts, one end of the heat conducting piece (3) passes through the connecting holes (1 c, one end of the heat conducting piece (3) positioned in the mounting cavity (1 a) is provided with a thickened part (5); a buffer layer (6) is arranged at the bottom of the installation cavity (1 a), and a water storage cavity (6 a) is arranged in the buffer layer (6).
2. Fire protection architecture for low-voltage switchgear cabinets according to claim 1, characterized in that: the heat dissipation assembly comprises a fan support (7) fixed in a heat dissipation cavity (1 b), a heat dissipation fan (8) is fixedly installed on the fan support (7), the air outlet end of the heat dissipation fan (8) faces towards the installation cavity (1 a), a plurality of air inlet holes (11) communicated with the heat dissipation cavity (1 b) are formed in the low-voltage switch cabinet (1), and a dust screen (9) is fixedly installed in the air inlet holes (11).
3. Fire protection architecture for low-voltage switchgear cabinets according to claim 1, characterized in that: the buffer layer (6) and the compression-resistant pad (2) are both made of rubber or silica gel, and the heat conducting piece (3) and the concave part are fixed through heat conducting glue.
4. Fire protection architecture for low-voltage switchgear cabinets according to claim 1, characterized in that: the low-voltage switch cabinet (1) is provided with a plurality of radiating holes (12) communicated with the installation cavity (1 a).
5. Fire protection architecture for low-voltage switchgear cabinets according to claim 1, characterized in that: the heat conducting part (3) is made of heat conducting metal, a cavity is arranged in the thickened part (5), a drying agent (13) is stored in the cavity, and a plurality of air holes (16) communicated with the cavity are formed in the thickened part (5).
6. Fire protection architecture for low-voltage switchgear cabinets according to claim 1, characterized in that: an anti-slip sleeve (17) is fixed in part of the connecting hole (1 c), and the anti-slip sleeve (17) is tightly attached to the heat conducting piece (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020279385.0U CN211428631U (en) | 2020-03-09 | 2020-03-09 | Fireproof structure of low-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020279385.0U CN211428631U (en) | 2020-03-09 | 2020-03-09 | Fireproof structure of low-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211428631U true CN211428631U (en) | 2020-09-04 |
Family
ID=72288216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020279385.0U Expired - Fee Related CN211428631U (en) | 2020-03-09 | 2020-03-09 | Fireproof structure of low-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211428631U (en) |
-
2020
- 2020-03-09 CN CN202020279385.0U patent/CN211428631U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200904 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |