CN210127554U - Fire-proof plugging construction structure for large-hole electric well bridge - Google Patents
Fire-proof plugging construction structure for large-hole electric well bridge Download PDFInfo
- Publication number
- CN210127554U CN210127554U CN201920482505.4U CN201920482505U CN210127554U CN 210127554 U CN210127554 U CN 210127554U CN 201920482505 U CN201920482505 U CN 201920482505U CN 210127554 U CN210127554 U CN 210127554U
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- China
- Prior art keywords
- cover plate
- galvanized
- electric well
- bracket
- hole electric
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- 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
- 238000010276 construction Methods 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 230000002265 prevention Effects 0.000 claims abstract description 15
- 229910001335 Galvanized steel Inorganic materials 0.000 claims abstract description 13
- 239000008397 galvanized steel Substances 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 230000000903 blocking effect Effects 0.000 claims description 4
- 239000004575 stone Substances 0.000 claims description 3
- 238000011065 in-situ storage Methods 0.000 abstract description 4
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 239000004540 pour-on Substances 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
A large-hole electric well bridge fireproof plugging construction structure relates to the technical field of fireproof plugging of electric well bridges in constructional engineering. Including manger plate platform, design galvanized steel sheet bracket and cast in situ concrete apron, manger plate platform is connected in the hollow edge of logical length of shutoff electric well in advance, and manger plate platform is connected design galvanized steel sheet bracket, design galvanized steel sheet bracket comprises galvanized cover plate and angle steel bracket connection, set up the cavity that is used for leading to each crane span structure in the long cavity to pass on the galvanized cover plate, galvanized cover plate one end set up connect in manger plate bench surface, the other end set up connect in on the angle steel bracket, the angle steel bracket lower extreme is connected on the wall of a well shear force wall through bloated bolt, cast in situ concrete apron shutoff is pour on peripheral and the galvanized cover plate of crane span structure. The utility model provides a fire prevention shutoff structure simple to operate is applicable to macropore hole electric well crane span structure fire prevention shutoff construction, and the fire prevention shutoff is effectual, and the outward appearance is pleasing to the eye, improves macropore hole electric well crane span structure fire prevention shutoff's efficiency of construction and quality greatly.
Description
Technical Field
The utility model relates to a building engineering electric well crane span structure fire prevention shutoff technical field, concretely relates to macropore hole electric well crane span structure fire prevention shutoff construction structures.
Background
In the construction of the electric well, the periphery of the bridge frame is sealed and plugged by adopting fireproof mud or fireproof pillows, and the plugging method is suitable for a hole reserved by a floor slab in the electric well according to the size of the bridge frame and a gap of 10-20mm around the hole of the bridge frame. At present more and more bridge quantity in the electric well is many, and later stage construction entrance to a cave size is improper, and the design is reserved big hole entrance to a cave or is watered the board after usually, and the fire prevention shutoff is difficult after the crane span structure installation, and conventional way formwork, concrete pouring behind the bar planting take time and take a lot of work comparatively.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a macropore electric well crane span structure fire prevention shutoff construction structures.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a big hole electric well crane span structure fire prevention shutoff construction structures which characterized in that: the utility model provides a big hole electric well crane span structure fire prevention shutoff construction structures which characterized in that: including manger plate platform, design galvanized steel sheet bracket and cast in situ concrete apron, manger plate platform is connected in the hollow edge of logical length of shutoff electric well in advance, and manger plate bench connects design galvanized steel sheet bracket, design galvanized steel sheet bracket comprises galvanized cover plate and angle steel bracket connection, set up the cavity that is used for leading to each crane span structure in the long cavity to pass on the galvanized cover plate, galvanized cover plate one end set up connect in manger plate bench surface, the other end set up connect in on the angle steel bracket, the angle steel bracket lower extreme is connected on the wall of a well shear force wall through bloated bolt, cast in situ concrete apron shutoff is pour on peripheral and the galvanized cover plate of crane span structure.
The size of the water retaining platform is 100mm thick and 150mm high, and C20 fine aggregate concrete is adopted.
The galvanized cover plate is a galvanized cover plate with the thickness of 2-3mm and is processed and shaped in a factory, and the galvanized cover plate and the water retaining platform are fixed through an M10 expansion bolt at a distance of 300 mm.
The cast-in-place concrete cover plate is formed by pouring C20 fine stone concrete, and the thickness of the cast-in-place concrete cover plate is 80 mm.
The utility model provides a fire prevention shutoff structure simple to operate is applicable to macropore hole electric well crane span structure fire prevention shutoff construction, and the fire prevention shutoff is effectual, and the outward appearance is pleasing to the eye, improves macropore hole electric well crane span structure fire prevention shutoff's efficiency of construction and quality greatly.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
in the figure: 1-water retaining platform, 2-shaped galvanized steel plate bracket, 2-1-galvanized cover plate, 2-2-angle steel bracket, 3-cast-in-place concrete cover plate, 4-through long hole, 5-bridge frame and 6-well wall shear wall.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited to the specific embodiments.
Examples
As shown in figure 1, the fireproof plugging construction structure for the bridge frame of the electric well with the large hole comprises a water retaining platform 1, a shaped galvanized steel plate bracket 2 and a cast-in-place concrete cover plate 3, the water blocking platform 1 is connected with the edge of the through-length hollow 4 of the pre-plugging electric well, the water blocking platform 1 is connected with a shaped galvanized steel plate bracket 2, the shaped galvanized steel plate bracket 2 is formed by connecting a galvanized cover plate 2-1 and an angle steel bracket 2-2, the galvanized cover plate 2-1 is provided with a cavity for each bridge 5 in the through long cavity 4 to pass through, one end of the galvanized cover plate 2-1 is erected and connected to the upper surface of the water retaining platform 1, the other end is erected and connected to the angle steel bracket 2-2, the lower end of the angle steel bracket 2-2 is connected to a well wall shear wall 6 through an expansion bolt, and the cast-in-place concrete cover plate 3 is cast on the periphery of the bridge frame 5 and the galvanized cover plate 2-1 in a sealing manner.
The size of the water retaining platform 1 is 100mm thick and 150mm high, and C20 fine aggregate concrete is adopted.
The galvanized cover plate 2-1 is a galvanized cover plate with the thickness of 2-3mm which is processed and shaped in a factory, and is fixed with the water retaining platform 1 through an M10 expansion bolt, and the distance is 300 mm.
The cast-in-place concrete cover plate 3 is a C20 fine stone concrete cast cover plate, and the thickness is 80 mm.
The specification of the angle steel bracket 2-2 is 40 × 3.
The utility model discloses construction method:
1. c20 concrete water retaining platforms 1 are poured, and the construction is generally synchronous with the masonry;
2. installing an angle steel bracket 2-2, customizing and bending a galvanized cover plate 2-1 with the thickness of 2-3mm according to the size of a hole, the position of a bridge frame 5 and the size of the bridge frame 5, segmenting or lengthening the galvanized cover plate 2-1, and fixing the galvanized cover plate 2-1, the angle steel bracket 2-2 and the concrete water retaining platform 1 through expansion bolts;
3. and C20 casting the cast-in-place concrete cover plate 3.
Claims (4)
1. The utility model provides a big hole electric well crane span structure fire prevention shutoff construction structures which characterized in that: comprises a water retaining platform (1), a shaped galvanized steel plate bracket (2) and a cast-in-place concrete cover plate (3), the water blocking platform (1) is connected to the edge of the through-length cavity (4) of the pre-plugging electric well, the water blocking platform (1) is connected with a shaped galvanized steel plate bracket (2), the shaped galvanized steel plate bracket (2) is formed by connecting a galvanized cover plate (2-1) and an angle steel bracket (2-2), the galvanized cover plate (2-1) is provided with a cavity for each bridge (5) in the through-length cavity (4) to pass through, one end of the galvanized cover plate (2-1) is erected and connected to the upper surface of the water retaining platform (1), the other end of the galvanized cover plate is erected and connected to the angle steel bracket (2-2), the lower end of the angle steel bracket (2-2) is connected to a well wall shear wall (6) through an expansion bolt, the cast-in-place concrete cover plate (3) is plugged and poured on the periphery of the bridge (5) and the galvanized cover plate (2-1).
2. The large-hole electric well bridge fireproof plugging construction structure of claim 1, wherein: the size of the water retaining platform (1) is 100mm thick and 150mm high, and C20 fine aggregate concrete is adopted.
3. The large-hole electric well bridge fireproof plugging construction structure of claim 1, wherein: the galvanized cover plate (2-1) is a galvanized cover plate with the thickness of 2-3mm and is processed and shaped in a factory, and the galvanized cover plate and the water retaining platform (1) are fixed through M10 expansion bolts at a distance of 300 mm.
4. The large-hole electric well bridge fireproof plugging construction structure of claim 1, wherein: the cast-in-place concrete cover plate (3) is formed by pouring C20 fine stone concrete, and the thickness of the cover plate is 80 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920482505.4U CN210127554U (en) | 2019-04-11 | 2019-04-11 | Fire-proof plugging construction structure for large-hole electric well bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920482505.4U CN210127554U (en) | 2019-04-11 | 2019-04-11 | Fire-proof plugging construction structure for large-hole electric well bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210127554U true CN210127554U (en) | 2020-03-06 |
Family
ID=69661533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920482505.4U Expired - Fee Related CN210127554U (en) | 2019-04-11 | 2019-04-11 | Fire-proof plugging construction structure for large-hole electric well bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210127554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112854665A (en) * | 2021-02-09 | 2021-05-28 | 中铁建设集团有限公司 | Fireproof assembly type construction system for super high-rise electrical shaft |
-
2019
- 2019-04-11 CN CN201920482505.4U patent/CN210127554U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112854665A (en) * | 2021-02-09 | 2021-05-28 | 中铁建设集团有限公司 | Fireproof assembly type construction system for super high-rise electrical shaft |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200306 |