CN212478608U - Railing is prevented to building engineering instrument formula stair - Google Patents
Railing is prevented to building engineering instrument formula stair Download PDFInfo
- Publication number
- CN212478608U CN212478608U CN202020635779.5U CN202020635779U CN212478608U CN 212478608 U CN212478608 U CN 212478608U CN 202020635779 U CN202020635779 U CN 202020635779U CN 212478608 U CN212478608 U CN 212478608U
- Authority
- CN
- China
- Prior art keywords
- connecting device
- fixedly connected
- stand
- connecting block
- outer tube
- 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
- 238000010276 construction Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 4
- 230000004888 barrier function Effects 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009435 building construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011456 concrete brick Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Abstract
The utility model discloses a building engineering instrument formula stair protection railing, including two stands, movable mounting has connecting device between two stands, and connecting device includes the outer tube, interior bayonet pole and fastening screw, and the inside grafting of outer tube has the interior bayonet pole, and the outer tube surface is located the one end of bayonet pole and is provided with fastening screw, the equal fixedly connected with arc connecting block in connecting device's both ends, arc connecting block and connecting device position body structure, and the jack has been seted up at the middle part of arc connecting block, the outside fixedly connected with picture peg of one of them stand. This barrier is prevented to building engineering instrument formula stair through being provided with two rotatable connecting device between two stands, can adjust the angle between connecting device and the stand to the stair of different angles, and in addition, connecting device has flexible function, can adjust according to the width of stair step, reaches the effect that is applicable to various stairs, and the suitability is strong.
Description
Technical Field
The utility model relates to a rail guard technical field specifically is a building engineering instrument formula stair guard rail.
Background
Stair temporary barriers for construction sites are an important part of site safety facilities. Most of the traditional stair protection railings adopt the edge-facing safety guardrails, steel bar welding protection railings are often adopted, or steel pipes and various fasteners are adopted to be combined to form the stair protection railing, so that the requirement of a safe and civilized construction site is met.
In the prior art, most of stairs are firstly made into foundations of the stairs during building construction, and concrete bricks and guardrails are mostly installed after the buildings are constructed, so that construction workers can easily get accidents during building construction due to the fact that no guardrail is used for protecting when going upstairs, and accordingly the protection staircase convenient to install during building engineering construction is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a building engineering instrument formula stair protection railing has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a building engineering instrument formula stair guardrail bar, includes two stands, two movable mounting has connecting device between the stand, connecting device includes outer tube, interior bayonet pole and fastening screw, the inside grafting of outer tube has interior bayonet pole, the one end that the outer tube surface is located interior bayonet pole is provided with fastening screw, the equal fixedly connected with arc connecting block in connecting device's both ends, arc connecting block and connecting device position body structure, the jack has been seted up at the middle part of arc connecting block, one of them the outside fixedly connected with picture peg of stand, another two sets of limiting plates of the outside fixedly connected with of stand.
Optionally, the bottoms of the two stand columns are fixedly connected with fixing plates, and fixing holes are formed in the upper surfaces of the fixing plates.
Optionally, the tops of the two columns are fixedly connected with a top sphere.
Optionally, the number of the connecting devices is two, and the two connecting devices are respectively located in the middle of the top of the upright column.
Optionally, two equal fixedly connected with engaging lug in the inboard of stand, the arc connecting block passes through axis of rotation and engaging lug swing joint.
Optionally, the number of the limiting plates in each group is two, and a limiting groove is formed between the two limiting plates.
(III) advantageous effects
The utility model provides a building engineering instrument formula stair protection railing possesses following beneficial effect:
1. this barrier is prevented to building engineering instrument formula stair through being provided with two rotatable connecting device between two stands, can adjust the angle between connecting device and the stand to the stair of different angles, and in addition, connecting device has flexible function, can adjust according to the width of stair step, and the flexibility is high, and convenient to use reaches the effect that is applicable to various stairs, and the suitability is strong.
2. This building engineering instrument formula stair protection railing through the setting of picture peg and limiting plate, has strengthened the connection between two adjacent rail guards, has improved the stability when the rail guard is installed, moreover, has solved the problem that leaves the space between two current adjacent stair rail guards, and the security is higher, and simultaneously, the installation of whole device is very convenient with the dismantlement, has reduced staff's intensity of labour, has improved work efficiency.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic view of the three-dimensional structure of the connecting device of the present invention.
In the figure: 1. a column; 2. a connecting device; 201. an outer sleeve; 202. an inner inserted rod; 203. fastening screws; 3. an arc-shaped connecting block; 4. a jack; 5. inserting plates; 6. a limiting plate; 7. a fixing plate; 8. a fixing hole; 9. a top sphere; 10. connecting lugs; 11. a rotating shaft; 12. a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 2, the present invention provides a technical solution: a stair protection railing of a construction engineering tool type comprises two upright posts 1, wherein the bottoms of the two upright posts 1 are fixedly connected with a fixing plate 7, the upper surface of the fixing plate 7 is provided with a fixing hole 8, the tops of the two upright posts 1 are fixedly connected with a top sphere 9, a connecting device 2 is movably installed between the two upright posts 1, the number of the connecting devices 2 is two, the two connecting devices 2 are respectively positioned in the middle of the tops of the upright posts 1, each connecting device 2 comprises an outer sleeve 201, an inner inserted rod 202 and a fastening screw 203, the inner inserted rod 202 is inserted in the outer sleeve 201, the fastening screw 203 is arranged at one end, positioned at the inner inserted rod 202, of the outer surface of the outer sleeve 201, the two ends of each connecting device 2 are fixedly connected with an arc-shaped connecting block 3, the arc-shaped connecting block 3 and the connecting device 2 are of an integral structure, the middle of the, arc connecting block 3 passes through axis of rotation 11 and engaging lug 10 swing joint, the outside fixedly connected with picture peg 5 of one of them stand 1, two sets of limiting plates 6 of the outside fixedly connected with of another stand 1, and the quantity of every group limiting plate 6 is two, is formed with spacing groove 12 between two limiting plates 6.
The utility model discloses when using, at first adjust the distance between two stands 1 according to the width between the stair step, when adjusting, through changing the length of interior bayonet 202 in the inside of outer tube 201, then twist and move fastening screw 203 and make its tip support tightly fixed can to bayonet 202, pass fixed orifices 8 with inflation screw etc. after that and make stand and ground fix, and simultaneously, when installing between two adjacent rail guards, the picture peg 5 that makes one of them rail guard is located the spacing groove 12 that another rail guard limiting plate 6 formed, realize the connection between two adjacent rail guards.
To sum up, this building engineering instrument formula stair protection railing, through be provided with two rotatable connecting device 2 between two stands 1, can be to the stair of different angles, adjust the angle between connecting device 2 and the stand 1, and, connecting device 2 has flexible function, can adjust according to the width of stair step, the flexibility is high, high durability and convenient use, reach the effect that is applicable to various stairs, the suitability is strong, setting through picture peg 5 and limiting plate 6, the connection between two adjacent rail guards has been strengthened, stability when the rail guard is installed is improved, and, moreover, the problem of leaving the space between two current adjacent stair rail guards has been solved, the security is higher, and simultaneously, whole device installation is very convenient with the dismantlement, staff's intensity of labour has been reduced, and work efficiency is improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a railing is prevented to building engineering instrument formula stair, includes two stands (1), its characterized in that: two movable mounting has connecting device (2) between stand (1), connecting device (2) include outer tube (201), interior bayonet pole (202) and fastening screw (203), peg graft in the inside of outer tube (201) has interior bayonet pole (202), the one end that outer tube (201) surface is located interior bayonet pole (202) is provided with fastening screw (203), the equal fixedly connected with arc connecting block (3) in both ends of connecting device (2), arc connecting block (3) and connecting device (2) position body structure, jack (4) have been seted up at the middle part of arc connecting block (3), one of them outside fixedly connected with picture peg (5) of stand (1), another two sets of limiting plate (6) of outside fixedly connected with of stand (1).
2. The construction engineering tool type stair guard rail according to claim 1, wherein: the bottom of two stand (1) is equal fixedly connected with fixed plate (7), the upper surface of fixed plate (7) is provided with fixed orifices (8).
3. The construction engineering tool type stair guard rail according to claim 1, wherein: the tops of the two upright posts (1) are fixedly connected with top spheres (9).
4. The construction engineering tool type stair guard rail according to claim 1, wherein: the number of the connecting devices (2) is two, and the two connecting devices (2) are respectively positioned in the middle of the top of the upright post (1).
5. The construction engineering tool type stair guard rail according to claim 1, wherein: two equal fixedly connected with engaging lug (10) in inboard of stand (1), arc connecting block (3) are through axis of rotation (11) and engaging lug (10) swing joint.
6. The construction engineering tool type stair guard rail according to claim 1, wherein: the number of each group of limiting plates (6) is two, and a limiting groove (12) is formed between the two limiting plates (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020635779.5U CN212478608U (en) | 2020-04-24 | 2020-04-24 | Railing is prevented to building engineering instrument formula stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020635779.5U CN212478608U (en) | 2020-04-24 | 2020-04-24 | Railing is prevented to building engineering instrument formula stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212478608U true CN212478608U (en) | 2021-02-05 |
Family
ID=74450798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020635779.5U Expired - Fee Related CN212478608U (en) | 2020-04-24 | 2020-04-24 | Railing is prevented to building engineering instrument formula stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212478608U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047650A (en) * | 2021-04-08 | 2021-06-29 | 杨晓凡 | Safety device is used in multi-use architecture construction |
-
2020
- 2020-04-24 CN CN202020635779.5U patent/CN212478608U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047650A (en) * | 2021-04-08 | 2021-06-29 | 杨晓凡 | Safety device is used in multi-use architecture construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chu Lingfeng Inventor after: Niu Min Inventor after: Zhao Junshuai Inventor after: Hu Caixia Inventor before: Hu Caixia |
|
| CB03 | Change of inventor or designer information | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210205 |