CN211312594U - External fire protection system with air partition layer for rectangular subdivision of pipe gallery complex - Google Patents
External fire protection system with air partition layer for rectangular subdivision of pipe gallery complex Download PDFInfo
- Publication number
- CN211312594U CN211312594U CN201920893172.4U CN201920893172U CN211312594U CN 211312594 U CN211312594 U CN 211312594U CN 201920893172 U CN201920893172 U CN 201920893172U CN 211312594 U CN211312594 U CN 211312594U
- Authority
- CN
- China
- Prior art keywords
- plate
- external
- fixing piece
- fireproof
- 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
Images
Landscapes
- Building Environments (AREA)
Abstract
The utility model provides a take external fire protection system in piping lane complex rectangle subdivision on air partition layer belongs to the underground works disaster prevention field. The top external fireproof plate is fixed on the top of the cabin body under the combined action of the top fixing piece and the fixing base plate; the side external fireproof plate is fixed on the side wall of the cabin body under the combined action of the top fixing piece and the bottom fixing piece; the bottom fire-proof layer is arranged at the bottom of the cabin body and forms a closed fire-proof layer with the top and the side external fire-proof plates; an air heat-insulation partition layer is arranged between the rectangular cabin body and the external fireproof plate, and the thickness of the air heat-insulation partition layer is 1-3 times that of the external fireproof plate; the utility model discloses fire behavior is good, atress performance is good, the installation of being convenient for, and easy replacement, the installation is simple and convenient fast, and effectual reduction conflagration makes the fire prevention disaster prevention performance show the promotion to the damage of underground pipe gallery body, improves the fire resistance of city piping lane structure itself, perfect accuse fire system.
Description
Technical Field
The invention belongs to the field of underground engineering disaster prevention, and particularly relates to an externally-hung fireproof system of a rectangular subdivision of a pipe gallery complex with an air partition layer.
Background
Along with the development of urban construction, a large number of urban pipe galleries are being constructed, and when the urban pipe galleries are more and more applied and bring convenience to the lives of people, the fires of the urban pipe galleries frequently occur all over the world, and the fires of the urban pipe galleries cause serious casualties and huge property losses to the local places besides causing huge damage to the infrastructure. And because the limited condition of fleing and the special circumstances such as the difficulty of carrying out the rescue when fire fighter gets into conflagration city piping lane of city piping lane itself all require city piping lane design to take more systematic safety measure.
In recent years, underground structures develop rapidly in China, a plurality of subways and underground complexes are built in succession, and the fire prevention problem of the underground structures is always difficult to overcome.
At present, the fireproof coating is generally adopted, but the thickness and the heat conductivity coefficient of the fireproof coating are limited, and the fireproof coating cannot play an effective role at all.
Disclosure of Invention
The technical scheme adopted by the invention is as follows:
the utility model provides a take external fire protection system in piping lane complex rectangle subdivision on air partition layer, includes:
the fire-proof cabin comprises a rectangular cabin body, an externally-hung fire-proof plate, a top fixing piece, a bottom fire-proof layer, an expansion bolt, a bolt groove, an air heat-insulation partition layer and a fixing base plate;
a plurality of bolt grooves are equidistantly arranged on the fixed base plate, and expansion bolts are arranged in the bolt grooves reserved on the fixed base plate and penetrate through the fixed base plate to be fixed on the top plate at the pipe shoulder of the rectangular cabin body; the left and right plate ends of the top external fireproof plate are equidistantly provided with through holes, and the top external fireproof plate is fixed on the fixed backing plate through expansion bolts penetrating through the through holes;
the top fixing piece consists of a fixing piece main body, a top fixing plate, a front baffle and an installation groove; a top fixing plate and a front baffle plate are prefabricated at the upper end part of the fixing piece main body respectively towards the same side, and an installation groove is formed between the top fixing plate and the front baffle plate; a plurality of bolt grooves are uniformly arranged at the end part of the top fixing plate and the end part of the front baffle plate in the longitudinal direction;
the expansion bolt penetrates through a bolt groove arranged at the end part of the top fixing plate and penetrates through the top fixing plate, and the top fixing piece is fixed on the side wall of the rectangular cabin body pipe shoulder;
the expansion bolt penetrates through a bolt groove on the bottom fixing piece and is fixed on the side wall of the lower bottom of the rectangular cabin body;
the external fireproof plates on the side parts are fixed on the side walls of the cabin body through top fixing parts fixed at the shoulder positions of the rectangular cabin body and bottom fixing parts fixed at the bottom position of the cabin body;
through holes are equidistantly arranged at the upper plate end and the lower plate end of the external fireproof plate at the side part;
the upper plate end of the lateral external fireproof plate is inserted into a mounting groove prefabricated by the top fixing piece, and an expansion bolt is arranged in a bolt groove on the front baffle and penetrates through a through hole arranged at the upper plate end of the external fireproof plate to fix the external fireproof plate in the mounting groove; the thickness of the external fireproof plate is matched with the width of the mounting groove;
the lower plate end of the external fireproof plate at the side part is inserted into the bottom mounting groove of the bottom fixing piece, and the expansion bolt penetrates through the through hole arranged at the lower plate end of the external fireproof plate to fix the external fireproof plate on the bottom fixing piece;
the bottom fireproof layer is arranged at the bottom of the rectangular cabin body, and a bulge matched with a bottom mounting groove prefabricated on the bottom fixing piece is prefabricated outwards at the end of the bottom fireproof layer; the protruding distance of the bulge and the thickness of the external fireproof plate at the side part are equal to the width of the bottom mounting groove;
the bottom fireproof layer, the top external fireproof plate and the side external fireproof plate form a closed fireproof layer;
an air heat-insulation partition layer is arranged between the rectangular cabin body and the external fireproof plate, and the thickness of the air heat-insulation partition layer is 1-3 times of that of the external fireproof plate.
Furthermore, the bottom fixing piece consists of a bottom fixing piece main body, a bottom fixing plate and a bottom mounting groove; the bottom fixing piece is L-shaped, and the bottom fixing piece main body is a horizontal end; the vertical end is a bottom fixing plate, and the space at the upper part of the bottom fixing piece main body is a bottom mounting groove; a plurality of bolt grooves are longitudinally and uniformly distributed on the bottom fixing plate;
further, the space inside the bolt groove is filled with sealing fireproof mortar except for the expansion bolts.
Further, the bottom fireproof layer is composed of aluminate cement, magnesium oxide, quartz sand, quartz powder, silica fume, water, a water reducing agent, basalt fiber and glass fiber.
Further, the bottom fireproof layer is prepared from the following raw materials in parts by weight: 30 parts of aluminate cement, 28 parts of magnesium oxide, 23 parts of quartz sand, 7 parts of quartz powder, 6 parts of silica fume, 8 parts of water, 0.78 part of water reducing agent, 0.3 part of basalt fiber and 0.3 part of glass fiber.
Furthermore, the external fireproof plate adopts a thermosetting resin impregnated paper high-pressure laminated plate.
The invention has the beneficial effects that:
the externally-hung fireproof plate of the underground pipe gallery complex structure has the advantages of good fireproof performance, good stress performance, convenience in installation, easiness in replacement, rapidness, simpleness and convenience in installation, capability of effectively cutting off a heat bridge effect by adopting a non-heat bridge connection technology, capability of effectively reducing the damage of a fire disaster to the pipe body of the underground pipe gallery, remarkable improvement of fireproof and disaster prevention performance, improvement of the fireproof performance of the urban pipe gallery structure, perfection of a fire control system and capability of effectively reducing casualties and economic losses when the underground structure is in a fire disaster.
Drawings
FIG. 1 is a schematic structural view of a rectangular subdivision fire-proof layer of a pipe gallery complex of an air partition layer;
FIG. 2 is a schematic view of a top mount construction;
FIG. 3 is a front view of the top mount;
FIG. 4 is a schematic view of a bottom fixture construction;
FIG. 5 is a front view of the bottom fixture;
FIG. 6 is a detail view at A;
FIG. 7 is a detail view at B;
FIG. 8 is a schematic view of the location C filled with the fireproof sealing mortar;
FIG. 9 is a schematic view of the connection between the rectangular cabin and the fixed bolster at C;
in the figure: 1 is a rectangular cabin body; 2, an external fireproof plate; 3 is a top fixing piece; 3-1 is a fixing piece main body; 3-2 is a top fixing plate; 3-3 is a front baffle; 3-4 is a mounting groove; 4 is a bottom fixing piece; 4-1 is a bottom fixing part main body; 4-2 is a bottom fixing plate; 4-3 is a bottom mounting groove; 5 is a bottom fireproof layer; 6 is an expansion bolt; 7 is a bolt groove; 8 is an air heat-insulating partition layer; 9 is sealing fireproof daub; and 10 is a fixed backing plate.
Detailed Description
In order to further illustrate the present invention, the following detailed description of the present invention is given with reference to the accompanying drawings and examples, which should not be construed as limiting the scope of the present invention.
The utility model provides a take external fire protection system in piping lane complex rectangle subdivision on air partition layer, includes:
the fire-proof cabin comprises a rectangular cabin body 1, an external fire-proof plate 2, a top fixing piece 3, a bottom fixing piece 4, a bottom fire-proof layer 5, an expansion bolt 6, a bolt groove 7, an air heat-insulating partition layer 8, sealing fire-proof cement 9 and a fixing base plate 10;
a plurality of bolt grooves 7 are equidistantly arranged on the fixed base plate 10, and expansion bolts 6 are arranged in the bolt grooves 7 reserved on the fixed base plate 10 and penetrate through the fixed base plate 10 to be fixed on a top plate at the pipe shoulder of the rectangular cabin body 1; through holes are equidistantly arranged at the left and right plate ends of the top external fireproof plate 2, and the top external fireproof plate 2 is fixed on the fixed backing plate 10 through expansion bolts 6 penetrating through the through holes;
the top fixing piece 3 consists of a fixing piece main body 3-1, a top fixing plate 3-2, a front baffle 3-3 and a mounting groove 3-4; a top fixing plate 3-2 and an upper end prefabricated front baffle 3-3 are respectively prefabricated on the same side of the fixing piece main body 3-1, and a mounting groove 3-4 is formed between the top fixing plate 3-2 and the front baffle 3-3; a plurality of bolt grooves 7 are longitudinally and uniformly arranged at the end part of the top fixing plate 3-2 and the end part of the front baffle plate 3-3;
the expansion bolt 6 penetrates through a bolt groove 7 arranged at the end part of the top fixing plate 3-2 and penetrates through the top fixing plate 3-2, and the top fixing piece 3 is fixed on the side wall of the pipe shoulder of the rectangular cabin body 1;
the expansion bolt 6 passes through the bolt slot 7 on the bottom fixing piece 4 and is fixed on the lower bottom side wall of the rectangular cabin body 1;
the external fireproof plate 2 on the side part is fixed on the side wall of the cabin body through a top fixing part 3 fixed at the shoulder position of the rectangular cabin body 1 and a bottom fixing part 4 fixed at the bottom position of the cabin body;
through holes are equidistantly arranged at the upper and lower plate ends of the side external fireproof plate 2; the external fireproof plate 2 is a thermosetting resin impregnated paper high-pressure laminated plate.
The upper plate end of the lateral external fireproof plate 2 is inserted into a mounting groove 3-4 prefabricated by the top fixing piece 3, and an expansion bolt 6 is arranged in a bolt groove 7 on the front baffle 3-3 and penetrates through a through hole arranged at the upper plate end of the external fireproof plate 2 to fix the external fireproof plate 2 in the mounting groove 3-4; the thickness of the external fireproof plate 2 is matched with the width of the mounting groove 3-4;
the lower plate end of the lateral external fireproof plate 2 is inserted into the bottom mounting groove 4-3 of the bottom fixing piece 4, and the expansion bolt 6 penetrates through a through hole arranged at the lower plate end of the external fireproof plate 2 to fix the external fireproof plate 2 on the bottom fixing piece 4;
the bottom fireproof layer 5 is arranged at the bottom of the rectangular cabin body 1, and a bulge matched with a bottom mounting groove 4-3 prefabricated on the bottom fixing piece 4 is prefabricated horizontally outwards at the plate end of the bottom fireproof layer 5; the distance of the protrusion and the thickness of the external fireproof plate 2 at the side part are equal to the width of the bottom mounting groove 4-3;
the bottom fireproof layer 5, the external fireproof plate 2 at the top and the external fireproof plate 2 at the side form a closed fireproof layer;
an air heat-insulation partition layer 8 is arranged between the rectangular cabin body 1 and the external fireproof plate 2, and the thickness of the air heat-insulation partition layer 8 is 1-3 times that of the external fireproof plate 2.
The bottom fixing piece 4 consists of a bottom fixing piece main body 4-1, a bottom fixing plate 4-2 and a bottom mounting groove 4-3; the bottom fixing piece 4 is L-shaped, and the bottom fixing piece main body 4-1 is a horizontal end; the vertical end is a bottom fixing plate 4-2, and the space at the upper part of the bottom fixing part main body 4-1 is a bottom mounting groove 4-3; a plurality of bolt grooves 7 are uniformly arranged in the bottom fixing plate 4-2 in the longitudinal direction; the space inside the bolt groove 7 except for the expansion bolt 6 is filled with a sealing fireproof mortar 9.
The bottom fireproof layer 5 is prepared from the following raw materials in parts by weight: 30 parts of aluminate cement, 28 parts of magnesium oxide, 23 parts of quartz sand, 7 parts of quartz powder, 6 parts of silica fume, 8 parts of water, 0.78 part of water reducing agent, 0.3 part of basalt fiber and 0.3 part of glass fiber.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. The utility model provides a take external fire protection system in piping lane complex rectangle subdivision on air partition layer, includes:
the fire-proof structure comprises a rectangular cabin body (1), an externally-hung fire-proof plate (2), a top fixing piece (3), a bottom fixing piece (4), a bottom fire-proof layer (5), an expansion bolt (6), a bolt groove (7), an air heat-insulating partition layer (8) and a fixing base plate (10); the method is characterized in that:
a plurality of bolt grooves (7) are equidistantly arranged on the fixed base plate (10), and expansion bolts (6) are arranged in the bolt grooves (7) reserved on the fixed base plate (10) and penetrate through the fixed base plate (10) to be fixed on a top plate at the pipe shoulder of the rectangular cabin body (1); through holes are equidistantly arranged at the left and right plate ends of the top external fireproof plate (2), and the top external fireproof plate (2) is fixed on the fixed backing plate (10) through expansion bolts (6) penetrating through the through holes;
the top fixing piece (3) consists of a fixing piece main body (3-1), a top fixing plate (3-2), a front baffle (3-3) and an installation groove (3-4); a top fixing plate (3-2) and a front baffle plate (3-3) are prefabricated at the upper end part of the fixing piece main body (3-1) towards the same side, and a mounting groove (3-4) is formed between the top fixing plate (3-2) and the front baffle plate (3-3); a plurality of bolt grooves (7) are longitudinally and uniformly arranged at the end part of the top fixing plate (3-2) and the end part of the front baffle plate (3-3);
the expansion bolt (6) penetrates through a bolt groove (7) arranged at the end part of the top fixing plate (3-2) and penetrates through the top fixing plate (3-2), and the top fixing piece (3) is fixed on the side wall of the pipe shoulder of the rectangular cabin body (1);
the expansion bolt (6) passes through a bolt groove (7) on the bottom fixing piece (4) and is fixed on the side wall of the lower bottom of the rectangular cabin body (1);
the lateral external fireproof plate (2) is fixed on the side wall of the cabin body through a top fixing part (3) fixed at the shoulder position of the rectangular cabin body (1) and a bottom fixing part (4) fixed at the bottom position of the cabin body;
through holes are equidistantly arranged at the upper plate end and the lower plate end of the external fireproof plate (2) at the side part;
the upper plate end of the lateral external fireproof plate (2) is inserted into a mounting groove (3-4) prefabricated by the top fixing piece (3), and an expansion bolt (6) is arranged in a bolt groove (7) on the front baffle (3-3) and penetrates through a through hole arranged at the upper plate end of the external fireproof plate (2) to fix the external fireproof plate (2) in the mounting groove (3-4); the thickness of the external fireproof plate (2) is matched with the width of the mounting groove (3-4);
the lower plate end of the external fireproof plate (2) at the side part is inserted into the bottom mounting groove (4-3) of the bottom fixing piece (4), and the expansion bolt (6) passes through a through hole arranged at the lower plate end of the external fireproof plate (2) to fix the external fireproof plate (2) on the bottom fixing piece (4);
the bottom fireproof layer (5) is arranged at the bottom of the rectangular cabin body (1), and a bulge matched with a bottom mounting groove (4-3) prefabricated on the bottom fixing piece (4) is prefabricated horizontally and outwards at the plate end of the bottom fireproof layer (5); the distance of the protrusion and the thickness of the external fireproof plate (2) on the side part are equal to the width of the bottom mounting groove (4-3);
the bottom fireproof layer (5), the top external fireproof plate (2) and the side external fireproof plate (2) form a closed fireproof layer;
an air heat-insulation partition layer (8) is arranged between the rectangular cabin body (1) and the external fireproof plate (2), and the thickness of the air heat-insulation partition layer (8) is 1-3 times that of the external fireproof plate (2).
2. The rectangular subdivision external fire protection system for a piping lane complex with an air insulating layer as claimed in claim 1, wherein: the bottom fixing piece (4) consists of a bottom fixing piece main body (4-1), a bottom fixing plate (4-2) and a bottom mounting groove (4-3); the bottom fixing piece (4) is L-shaped, and the bottom fixing piece main body (4-1) is a horizontal end; the vertical end is a bottom fixing plate (4-2), and the space at the upper part of the bottom fixing part main body (4-1) is a bottom mounting groove (4-3); a plurality of bolt grooves (7) are uniformly arranged in the bottom fixing plate (4-2) in the longitudinal direction.
3. The external fire protection system of the rectangular subdivision of the pipe gallery complex with the air isolation layer as claimed in claim 1, wherein: except for the expansion bolts (6), the inner space of the bolt groove (7) is filled with sealing fireproof mortar (9).
4. The external fire protection system of the rectangular subdivision of the piping lane complex with the air isolating layer in the bar according to claim 1 is characterized in that: the external fireproof plate (2) adopts a thermosetting resin impregnated paper high-pressure laminated plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920893172.4U CN211312594U (en) | 2019-06-14 | 2019-06-14 | External fire protection system with air partition layer for rectangular subdivision of pipe gallery complex |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920893172.4U CN211312594U (en) | 2019-06-14 | 2019-06-14 | External fire protection system with air partition layer for rectangular subdivision of pipe gallery complex |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211312594U true CN211312594U (en) | 2020-08-21 |
Family
ID=72063300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920893172.4U Expired - Fee Related CN211312594U (en) | 2019-06-14 | 2019-06-14 | External fire protection system with air partition layer for rectangular subdivision of pipe gallery complex |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211312594U (en) |
-
2019
- 2019-06-14 CN CN201920893172.4U patent/CN211312594U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205206060U (en) | Scene is filled to keep warm and is decorated integration external thermal insulation system | |
| CN204175145U (en) | A kind of fire window | |
| CN211312594U (en) | External fire protection system with air partition layer for rectangular subdivision of pipe gallery complex | |
| CN211228596U (en) | Rectangular section pipe gallery external-hanging fireproof system with air partition layer | |
| CN110905366A (en) | Low-cost fireproof French window and production method thereof | |
| CN214272454U (en) | Prevent heat preservation wall that ftractures | |
| CN202187445U (en) | Incombustible thermal insulation wall body for curtain wall | |
| CN211080641U (en) | Wall bushing fire prevention shutoff mechanism and wall bushing thereof | |
| CN211591598U (en) | Underground works structure joins externally fire prevention superimposed sheet | |
| CN211397308U (en) | Low-cost fire prevention french window | |
| CN210712931U (en) | Externally-hung double-layer fireproof system of underground circular comprehensive pipe gallery | |
| CN210597764U (en) | Composite heat-insulation fireproof external formwork | |
| CN210644894U (en) | Externally-hung double-layer fireproof system of underground engineering structure | |
| CN102561541A (en) | Fireproof partition wall of glass curtain wall | |
| CN215802824U (en) | Permanent glass fiber reinforced cement composite external thermal insulation decorative board | |
| CN202273323U (en) | External wall flame-retarding heat-preserving section bar | |
| CN202466869U (en) | Built-in single-face composite rock wool insulation board | |
| CN206928448U (en) | A kind of fireproof heat insulation plate of outer wall being easily installed | |
| CN210712930U (en) | Underground rectangular comprehensive pipe gallery structure hanging type fireproof system | |
| CN210644893U (en) | Outer hanging fire protection system of city underground space structure | |
| CN210369061U (en) | Unilateral external hanging enclosed type fire protection system | |
| CN202509638U (en) | Rock wool composite fireproof insulation plate | |
| CN219240978U (en) | Fireproof partition structure of building curtain wall | |
| CN211690427U (en) | Circular utility tunnel does not have heat bridge and connects fire protection system underground | |
| CN218933428U (en) | Fireproof heat-preservation safety steel structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200821 Termination date: 20210614 |