CN212271672U - Horizontal entrance to a cave protector for building - Google Patents
Horizontal entrance to a cave protector for building Download PDFInfo
- Publication number
- CN212271672U CN212271672U CN202020688170.4U CN202020688170U CN212271672U CN 212271672 U CN212271672 U CN 212271672U CN 202020688170 U CN202020688170 U CN 202020688170U CN 212271672 U CN212271672 U CN 212271672U
- Authority
- CN
- China
- Prior art keywords
- floor
- building
- apron
- cover plate
- fixing bolt
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- 230000001012 protector Effects 0.000 title claims abstract description 19
- 239000007787 solid Substances 0.000 claims abstract description 13
- 210000003205 muscle Anatomy 0.000 claims abstract description 8
- 238000010030 laminating Methods 0.000 claims abstract description 4
- 125000003003 spiro group Chemical group 0.000 claims abstract description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 6
- 230000007306 turnover Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The utility model relates to a construction safety protection technical field discloses a horizontal entrance to a cave protector for building. The utility model comprises a cover plate covering the reserved hole of the floor slab and a fixing component which can disassemble and fix the cover plate and the floor slab around the reserved hole; the apron is along setting up around on reserving entrance to a cave floor all around, fixed subassembly sets up around the apron, and fixed subassembly includes vertical fixing bolt and the solid nut of the card with the fixing bolt spiro union of wearing to establish on the apron downwards, is provided with spacing card muscle on the solid nut of card, spacing card muscle one end and the solid nut fixed connection of card, and the other end level extends to the floor lower surface, and the card is solid with the laminating of floor lower surface, is provided with the auxiliary rod between fixing bolt and the floor, including the vertical pole of wearing to the apron below downwards. The utility model discloses fixed fastness is good, does not damage floor structure, and the construction is simple and convenient, and the turnover flexibility is good.
Description
Technical Field
The utility model relates to a construction safety protection technical field especially relates to a horizontal entrance to a cave protector for building.
Background
On the job site, owing to need reserve the threading mouth in certain position design, pipeline mouth etc. can leave a large amount of horizontal entrance to a cave on the floor usually, though these entrance to a cave can block after pipeline erection finishes, but before pipeline erection, can remain the longer period, be in the safety consideration, all need protect.
One of the conventional common modes for protecting the horizontal hole is to arrange a cover plate, and the conventional cover plate mode is not fixed with a floor slab, has poor firmness and is easy to shift and has larger potential safety hazard; with the floor is fixed, it is fixed with the floor to utilize the steel nail mostly, can destroy the floor structure, increases later maintenance's cost and work load. One is to arrange guard rails around the opening, which is high in cost, needs to be used together with measures such as a safety net, and is complex in construction, and the arrangement of the guard rails can influence the passing of personnel and equipment, and the bypassing can cause great inconvenience.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fixed fastness is good, does not damage floor structure, and the construction is simple and convenient, has enough to meet the need horizontal entrance to a cave protector for building that the flexibility is good.
The technical problem to be solved is that: current apron protective structure, or not fixed with the floor, the potential safety hazard is big, and is fixed with the floor, can destroy floor structure mostly, increases later maintenance's cost and work load.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model discloses a horizontal entrance to a cave protector for building, including the apron that covers on the reservation entrance to a cave of floor to and with apron and reservation entrance to a cave floor can dismantle fixed subassembly all around; the apron is along setting up on reserving entrance to a cave floor all around along all around, fixed subassembly sets up around the apron, and fixed subassembly includes vertical fixing bolt and the solid nut of the card with the fixing bolt spiro union of wearing to establish on the apron downwards, is provided with spacing card muscle on the solid nut of card, spacing card muscle one end and the solid nut fixed connection of card, and the other end level extends to the floor lower surface, and the card is solid with the laminating of floor lower surface, is provided with the auxiliary rod between fixing bolt and the floor, including the vertical pole of wearing to the apron below downwards, vertical pole length is not less than fixing bolt's length.
The utility model discloses horizontal entrance to a cave protector for building, it is further, still stupefied including the support back of the body that is located the apron below.
The utility model discloses horizontal entrance to a cave protector for building, it is further, support the stupefied laminating apron lower surface level of the back of the body and fix, parallel interval arranges, and the gap between the floor terminal surface of the stupefied both ends face of the support back of the body and both sides is not more than 5 mm.
The utility model discloses horizontal entrance to a cave protector for building, it is further, the lap joint length of apron and floor is not less than 100 mm.
The utility model discloses horizontal entrance to a cave protector for building, it is further, apron border all around is the tapered surface that thickness reduces gradually.
The utility model discloses horizontal entrance to a cave protector for building, it is further, fixing bolt is close to the floor terminal surface setting, and the minimum distance with the floor terminal surface is 50-100 mm.
The utility model discloses horizontal entrance to a cave protector for building, it is further, fixing bolt's length is than the big at least 30mm of floor thickness.
The utility model discloses horizontal entrance to a cave protector for building, it is further, vertical pole bottom exceeds floor lower surface 10mm at least.
The utility model discloses horizontal entrance to a cave protector for building, it is further, the auxiliary rod is L shape member, still including the horizon bar that is located the apron top, vertical pole top and horizon bar end connection.
The utility model discloses horizontal entrance to a cave protector for building, it is further, spacing card muscle is not less than 50mm with the length of floor coincide.
The utility model discloses horizontal entrance to a cave protector for building compares with prior art, has following beneficial effect:
the utility model discloses simple structure, through bolt assembly and floor fixed connection, not only the fastness is good, does not harm the floor moreover, installs convenient high-efficient. The utility model discloses set up spacing calorie of muscle on the solid nut of card, through with the fixing bolt spiro union, spacing card is solid at the floor lower surface, and the horizontal migration of the solid nut of card is prevented through the auxiliary rod to the in-process of fastening or dismantlement, easy operation, the efficiency of construction is high. The whole device can be repeatedly used, and the installation and the disassembly not only have no damage to the device, but also have no damage to the floor slab.
The horizontal opening protecting device for building of the present invention will be further explained with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of the horizontal hole protecting device for building of the present invention;
FIG. 2 is a schematic view of a detail at the fixing assembly;
fig. 3 is a schematic structural view of a section a-a in fig. 2.
Reference numerals:
1-a floor slab; 2-reserving a hole; 3-cover plate; 4-supporting the back edge; 5-fixing the bolt; 6, clamping and fixing the nut; 7-limiting clamping ribs; 8-auxiliary rod; 81-horizontal bar; 82-vertical rods; 9-wedge surface.
Detailed Description
As shown in fig. 1 to 3, the utility model discloses horizontal entrance to a cave protector for building is including covering apron 3 on floor 1's reservation entrance to a cave 2, is located the stupefied 4 of the support back of the body of 3 below of apron to and lap 3 and reserve entrance to a cave 2 floor 1 can dismantle fixed subassembly all around.
The cover plate 3 is a plate with the thickness not less than 20mm, the shape of the cover plate 3 is consistent with that of the reserved hole 2, and the cover plate can be a wood plate or a steel plate, in this embodiment, a wood template; the peripheral edges of the cover plate 3 are overlapped on the floor slabs 1 around the reserved holes 2, and the overlapping length of the cover plate and the floor slabs 1 is not less than 100 mm; the thickness of apron 3 border all around reduces gradually and forms tapered wedge face 9, avoids apron 3 border all around and floor 1 obvious arch appears, effectively avoids stumbleing over through personnel, also does benefit to the walking equipment process.
The supporting back edges 4 are horizontally fixed and attached to the lower surface of the cover plate 3 and are arranged in parallel at intervals, in the embodiment, the supporting back edges 4 are specifically made of wood, and gaps between two end surfaces of the supporting back edges 4 and the end surfaces of the floor slabs 1 on two sides are not more than 5 mm; the distance between adjacent supporting back ridges 4 is not more than 400 mm.
The fixing component is arranged around the cover plate 3 and comprises a fixing bolt 5 vertically penetrating downwards on the cover plate 3 and a clamping and fixing nut 6 in threaded connection with the fixing bolt 5, the fixing bolt 5 is arranged close to the end face of the floor slab 1, the minimum distance between the fixing bolt 5 and the end face of the floor slab 1 is 50-100mm, the length of the fixing bolt 5 is at least 30mm larger than the thickness of the floor slab 1, a limiting clamping rib 7 is arranged on the clamping and fixing nut 6, one end of the limiting clamping rib 7 is fixedly connected with the clamping and fixing nut 6, the other end of the limiting clamping rib horizontally extends to the lower surface of the floor slab 1, the limiting clamping rib 7 is attached to the lower surface of the floor slab 1 in a clamping mode, and the.
Be provided with between fixing bolt 5 and floor 1 auxiliary rod 8, auxiliary rod 8 is L shape member, including the horizontal pole 81 that is located apron 3 top and the vertical pole 82 of wearing to apron 3 below downwards, set up the circular handle hole that supplies vertical pole 82 to wear to establish on apron 3 between fixing bolt 5 and the floor 1, the aperture suits with vertical pole 82, vertical pole 82 bottom surpasss floor 1 lower surface at least 10mm, and length is not less than fixing bolt 5's length.
The utility model discloses horizontal entrance to a cave protector's for building installation method, including following step:
step one, a fixing bolt 5 is arranged on a cover plate 3 in a penetrating mode, and a clamping and fixing nut 6 is temporarily screwed at the bottom of the fixing bolt 5 in advance;
secondly, placing the cover plate 3 on the reserved hole 2;
inserting the auxiliary rod 8 into the circular operating hole, screwing the fixing bolt 5, and driving the limiting clamping rib 7 connected to the clamping nut 6 to rotate to the auxiliary rod 8, wherein the limiting clamping rib 7 is blocked by the vertical rod 82 and does not rotate along with the rotation of the fixing bolt 5, so that the locking is gradually realized, and the locking and clamping are realized until the limiting clamping rib 7 is arranged on the lower surface of the floor slab 1;
and step four, pulling out the auxiliary rod 8 to complete the setting of the cover plate 3.
After the use is finished, the device can be detached for reuse. When the floor slab is disassembled, the auxiliary rod 8 is inserted into the circular operation hole, the fixing bolt 5 is reversely screwed, the clamping nut 6 is unscrewed, the auxiliary rod 8 is pulled out, then the fixing bolt 5 is rotated, the restraint of the limiting clamping rib 7 and the floor slab 1 is removed, and the cover plate 3 is taken down, so that the disassembly can be completed.
In the installation or removal process of apron 3, hook device can stretch into from circular handle hole, realizes the handling to apron 3.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (10)
1. Horizontal entrance to a cave protector for building, its characterized in that: the floor slab comprises a cover plate (3) covering a reserved hole (2) of a floor slab (1) and a fixing component for detachably fixing the cover plate (3) and the floor slab (1) around the reserved hole (2); apron (3) border all around is set up on reserving entrance to a cave (2) floor (1) all around, fixed subassembly sets up around apron (3), fixed subassembly includes vertical fixing bolt (5) of wearing to establish on apron (3) downwards and the card solid nut (6) with fixing bolt (5) spiro union, be provided with spacing calorie of muscle (7) on the card solid nut (6), spacing calorie of muscle (7) one end and the fixed nut (6) fixed connection of card, the other end level extends to floor (1) lower surface, with floor (1) lower surface laminating card admittedly, be provided with between fixing bolt (5) and floor (1) auxiliary rod (8), including vertical pole (82) of wearing to apron (3) below downwards, vertical pole (82) length is not less than the length of fixing bolt (5).
2. The horizontal entrance guard for building of claim 1, wherein: the back-supporting structure also comprises a back-supporting ridge (4) positioned below the cover plate (3).
3. The horizontal hole protecting device for building of claim 2, wherein: the lower surface of the support back edge (4) attached cover plate (3) is horizontally fixed and arranged at intervals in parallel, and gaps between two end surfaces of the support back edge (4) and the end surfaces of the floor slabs (1) on two sides are not more than 5 mm.
4. The horizontal entrance guard for building of claim 1, wherein: the lap joint length of the cover plate (3) and the floor (1) is not less than 100 mm.
5. The horizontal entrance guard for building of claim 1, wherein: the peripheral edge of the cover plate (3) is a tapered wedge surface (9) with gradually reduced thickness.
6. The horizontal entrance guard for building of claim 1, wherein: the fixing bolts (5) are arranged close to the end face of the floor slab (1), and the minimum distance between the fixing bolts and the end face of the floor slab (1) is 50-100 mm.
7. The horizontal entrance guard for building of claim 1, wherein: the length of the fixing bolt (5) is at least 30mm larger than the thickness of the floor slab (1).
8. The horizontal entrance guard for building of claim 1, wherein: the bottom end of the vertical rod (82) exceeds the lower surface of the floor slab (1) by at least 10 mm.
9. The horizontal entrance guard for building of claim 1, wherein: the auxiliary rod (8) is an L-shaped rod piece and further comprises a horizontal rod (81) located above the cover plate (3), and the top end of the vertical rod (82) is connected with the end portion of the horizontal rod (81).
10. The horizontal entrance guard for building of claim 1, wherein: the length of the limit clamping rib (7) overlapped with the floor slab (1) is not less than 50 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020688170.4U CN212271672U (en) | 2020-04-29 | 2020-04-29 | Horizontal entrance to a cave protector for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020688170.4U CN212271672U (en) | 2020-04-29 | 2020-04-29 | Horizontal entrance to a cave protector for building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212271672U true CN212271672U (en) | 2021-01-01 |
Family
ID=73886488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020688170.4U Active CN212271672U (en) | 2020-04-29 | 2020-04-29 | Horizontal entrance to a cave protector for building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212271672U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653124A (en) * | 2022-10-26 | 2023-01-31 | 中国十九冶集团有限公司 | Interim plugging device in floor entrance to a cave |
-
2020
- 2020-04-29 CN CN202020688170.4U patent/CN212271672U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653124A (en) * | 2022-10-26 | 2023-01-31 | 中国十九冶集团有限公司 | Interim plugging device in floor entrance to a cave |
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