CN204456937U - A kind of stair face limit construction protection railing - Google Patents
A kind of stair face limit construction protection railing Download PDFInfo
- Publication number
- CN204456937U CN204456937U CN201520112923.6U CN201520112923U CN204456937U CN 204456937 U CN204456937 U CN 204456937U CN 201520112923 U CN201520112923 U CN 201520112923U CN 204456937 U CN204456937 U CN 204456937U
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- CN
- China
- Prior art keywords
- vertical rod
- stair
- elbow
- construction protection
- protection railing
- 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
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Abstract
The utility model discloses a kind of stair and face limit construction protection railing, comprise that tree root faces limit vertical rod spaced apart along stair, the cross tube that is placed in all vertical rod tops and the sheer pole be connected in the middle part of all vertical rods, cross tube comprises straight cross bar and is connected to the elbow of straight crossbar end, elbow grafting or be socketed in the end of straight cross bar, both superposition section are tightened by bolts.Construction protection railing is decomposed into vertical rod, straight transverse tube, elbow, band steel four parts by the utility model, and be bolted connection between various piece, mounting or dismounting are convenient; This knockdown construction protection railing various piece can adopt batch production to make simultaneously, can avoid the waste caused because material blocks; Elbow is bolted in the end of straight cross bar in addition, unclamp bolt and can carry out free adjustment to the angle of elbow, and because elbow part adopts sleeve pipe to connect, make whole cross tube have certain length adjustability, the stair of different length can be adapted to.
Description
Technical field
The utility model relates to a kind of building operations guard rail, particularly relates to a kind of stair and faces limit construction protection railing.
Background technology
In building operations, carry out operation and all need to carry out security protection facing deathtrap, limit, with preventive works, personnel fall from eminence, cause workman's casualty accident and unnecessary loss.
Usually, facing bound defence rail is field fabrication, measures and faces limit size, then has got steel pipe material, then scene is welded, because the various limit situation of facing is different, it is also different to face bound defence rail size, after a place uses, dismounting also cannot recycle after coming, and remove with gas welding when removing, waste material, wastes man-hour; Meanwhile, the angle of weld ell can not free adjustment, is unsuitable for reusing, re-starts adjustment after only having cutting, even if some railing can free adjustment angle, but complicated structure, cost is high, mounting or dismounting inconvenience; In addition, the length of stair is irregular, and the guard rail for the stair of different length needs separately to make separately, so just easily causes the waste caused because material blocks.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model be in order to solve stair in prior art face limit construction protection railing mounting or dismounting inconvenience, corner elbow angle can not free adjustment, railing length is non-adjustable and can not adapt to the defects such as the stair of different length, and provide a kind of and install and remove conveniently, the angle of corner elbow free adjustment, the stair with certain length adjustability can face limit construction protection railing.
In order to solve the problems of the technologies described above, the utility model have employed following technical scheme:
A kind of stair face limit construction protection railing, comprise that tree root faces limit vertical rod spaced apart along stair, the cross tube that is placed in all vertical rod tops and the sheer pole be connected in the middle part of all vertical rods, described cross tube comprises straight cross bar and is connected to the elbow of straight crossbar end, described elbow grafting or be socketed in the end of straight cross bar, and both superposition section are tightened by bolts fixing.
Preferably, the top of described vertical rod is provided with clip, described clip is made up of the first half and the latter half, the latter half is connected to the top of vertical rod, the side of the first half connects in the latter half rotationally, and the opposite side of the first half is connected on the lower half by screw bolt and nut thus is fixedly clamped by cross tube.
Preferably, the top of described vertical rod has the first fixed head upwards extended, and the bottom of the latter half of described clip has the second fixed head to downward-extension, is coupled together between described first fixed head and the second fixed head by screw bolt and nut.
Preferably, described sheer pole is band steel, and sheer pole is bolted in all vertical rods.
Preferably, described cross tube is parallel with sheer pole.
Preferably, the bottom of described vertical rod is provided with base, and described base is fixed on stair by swell fixture.
The advantage that stair of the present utility model face limit construction protection railing is:
Construction protection railing is decomposed into four parts by the utility model: vertical rod, cross tube (straight cross bar and elbow), sheer pole (band steel), be bolted connection between various piece, and mounting or dismounting are convenient; Meanwhile, the railing that scene is welded compared by this knockdown guard rail, and each several part can adopt batch production to make, and can avoid the waste caused because material blocks, and this knockdown guard rail also has the advantage of conveniently leasing.
Cross tube of the present utility model is made up of straight cross bar and elbow two parts, and elbow is bolted the end at straight cross bar, and arrange because elbow adopts to be separated, unclamping bolt can carry out free adjustment to the angle of elbow.
Straight cross bar of the present utility model is connected with adopting sleeve pipe between elbow, and unclamping bolt can regulate the length of both intersection, so just makes whole cross tube have certain length adjustability, can adapt to the stair of different length.
Stair face a construction method for limit construction protection railing, comprise the steps:
1) vertical rod is installed: the installation site first determining each vertical rod, then hole in installation site according to bolt hole reserved on vertical rod base, cleaning eye sediment, vertical rod is in place, expansion bolt is installed, fastening expansion bolt, is fixed on installation site by the base of vertical rod, and makes vertical rod firm without rocking;
2) cross tube is installed: first according to the length of stair, select the straight cross bar of appropriate length, then by elbow grafting or the end being socketed in straight cross bar, both superposition section are tightened by bolts fixing, obtain the cross tube with elbow, finally cross tube is fixed on the top of all vertical rods;
3) sheer pole is installed: the spacing according to vertical rod selects adaptive sheer pole, with bolt, sheer pole is fixed on the middle part of all vertical rods.
Preferably, construction method also comprises the steps: 4) brushing: carry out cleaning rust cleaning to installing the staircase protective handrail fixed, and paint at the external coating of staircase protective handrail.
The mounting method advantage that the utility model stair face limit construction protection railing is:
This method is for the railing that scene is welded, greatly can save material, reduce costs, remarkable in economical benefits, and relative to the mounting method of traditional defense railing, this method technique is simpler, and install and remove more convenient, safety is higher, cost is cheaper, and can reusing, achieving preferably from studying to the conversion of applying, meet builing industry to tool, standardized development trend.
Accompanying drawing explanation
Fig. 1 is the mounting structure schematic diagram that the utility model stair face limit construction protection railing.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
See Fig. 1, a kind of stair face limit construction protection railing, comprise and severally face limit vertical rod spaced apart 1, the cross tube 2 being arranged on all vertical rod 1 tops obliquely and the sheer pole 3 be connected in the middle part of all vertical rods 1 along stair, cross tube 2 comprises straight transverse tube and is plugged on the elbow 4 of straight transverse tube end, and the superposition section of both grafting is tightened by bolts.Elbow 4 of the present utility model adopts to be separated and arranges, and the connection of elbow 4 adopts sleeve pipe to connect, bolt-locking, the advantage of design be like this elbow 4 connecting portion structure simply, convenient disassembly, unclamping bolt can free adjustment to the angle of elbow; Meanwhile, unclamp bolt and can also regulate elbow 4 and the length of straight transverse tube superposition section, make whole cross tube 2 have certain length adjustability, enable guard rail adapt to the stair of different length.
Fix to carry out installation to cross tube 2, the top of vertical rod 1 is provided with clip 5, clip 5 is made up of the first half and the latter half, the latter half is connected to the top of vertical rod 1, the side of the first half connects in the latter half rotationally, and the opposite side of the first half is connected on the lower half by screw bolt and nut thus is fixedly clamped by cross tube 2.The latter half of the clip 5 of the present embodiment is connected to the top of vertical rod 1, concrete structure can be that the top of vertical rod 1 has the first fixed head upwards extended, the bottom of clip 5 the latter half has the second fixed head to downward-extension, first fixed head and the second fixed head have mutually corresponding bolt hole, is connected and fixed by screw bolt and nut between the first fixed head and the second fixed head.
Sheer pole 3 of the present utility model can select round steel, square steel or band steel, band steel selected by the sheer pole 3 of the present embodiment, it is bolted the middle part in all vertical rods 1, during concrete installation, first hole on sheer pole 3 according to the spacing of vertical rod 1, and then the nut of corresponding size is welded at the middle part of every root vertical rod 1, finally band steel is fixedly connected on the nut in the middle part of all vertical rods 1 by bolt again.In order to specification more of constructing, cross tube 2 and sheer pole 3 preferably keeping parallelism.
Be provided with base 11 bottom vertical rod 1 of the present utility model, base 11 is fixed on stair by swell fixture.Base 11 can be the arbitrary shape such as square, circular, the base 11 of the present embodiment is designed to square, hole in four angles of base 11, during installation, first the installation site of vertical rod is determined, then hole on stair according to hole reserved on vertical rod base, finally by swell fixture, base 11 is fixed on stair again.
Construction protection railing is decomposed into vertical rod 1 by the utility model, cross tube 2(is made up of straight transverse tube and elbow), sheer pole (band steel) several part, be bolted connection between various piece, mounting or dismounting are convenient; Meanwhile, the railing that scene is welded compared by this knockdown guard rail, and each several part can adopt batch production to make, and can avoid the waste caused because material blocks, and in addition, this knockdown guard rail also has the advantage of conveniently leasing.
Stair face a construction method for limit construction protection railing, comprise the steps:
1) vertical rod is installed: install each vertical rod 1 successively, when vertical rod 1 is installed, first determine the installation site of vertical rod 1, then hole on each installation site according to bolt hole reserved on vertical rod base 11, and cleaning eye sediment, finally make vertical rod in place, install expansion bolt, fastening expansion bolt, the base 11 of vertical rod 1 is fixed on installation site by expansion bolt, complete the installation to vertical rod 1, the vertical rod 1 that installation requirement fixes is firm without rocking.
2) cross tube is installed: first according to the length of stair, selects the straight transverse tube of appropriate length, the length preferably 200mm less of the length of stair of straight transverse tube; Then elbow 4 is plugged on the end of straight transverse tube, both intersection are tightened by bolts, obtain complete cross tube 2, finally cross tube 2 is installed to the top of all vertical rods 1, during installation, can arrange clip 5 at the top of vertical rod 1, the latter half of clip 5 is bolted at the top of vertical rod 1, the first half and the side between the latter half of clip 5 are rotating connection, and cross tube 2 is clamped by screw bolt and nut connection by opposite side.
3) sheer pole is installed: the spacing first according to upper and lower two vertical rods 1 selects adaptive sheer pole 3, the length of sheer pole 3 is made to equal the spacing of upper and lower two vertical rods 1, then with bolt, sheer pole 3 is fixed on the middle part of all vertical rods 1, makes sheer pole 3 parallel with cross tube 2.During installation, can first hole on sheer pole 3 according to the spacing of adjacent two vertical rods 1, and then at the middle part welded nut of every root vertical rod 1, finally again with on nut sheer pole 3 is fixedly connected on by bolt in the middle part of every root vertical rod 1.
Cause its safety to be affected in order to avoid stair face limit construction protection railing because of corrosion, the utility model can also carry out cleaning rust cleaning to installing the staircase protective handrail fixed, and paints at the external coating of staircase protective handrail.
In order to meet construction safety requirement, vertical rod 1 of the present utility model can adopt that the external diameter meeting national standard (vertical masonry joint electrically welded tube GB/T13793) is Φ 48, wall thickness is the steel pipe of more than 2.8mm, and flexural deformation, corrosion, wall thickness steel pipe not up to standard is forbidden to use; It is the steel pipe of more than 2.5mm that the straight transverse tube of cross tube 2 can adopt the external diameter meeting national standard (vertical masonry joint electrically welded tube GB/T13793) to be Φ 42mm wall thickness; Sheer pole 3 can adopt that to meet national standard (GB/T9945-2001) band steel thick be 4.0mm, wide for 20mm; Base 11 adopts and meets steel plate after the 10mm of national standard, needs smooth and becomes rusty without firecoat; Elbow 4 can adopt the Φ 32, the wall thickness that meet national standard (vertical masonry joint electrically welded tube GB/T13793) to be that the steel pipe of 2.8mm is connected with the straight transverse tube of Φ 42, and whole elbow is clod wash head.
Finally it should be noted that, above embodiment is only in order to illustrate the technical solution of the utility model but not restriction technologies scheme, although applicant has been described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, those are modified to the technical solution of the utility model or equivalent replacement, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of right of the present utility model.
Claims (6)
1. stair face limit construction protection railing, comprise that tree root faces limit vertical rod spaced apart along stair, the cross tube that is placed in all vertical rod tops and the sheer pole be connected in the middle part of all vertical rods, it is characterized in that, described cross tube comprises straight cross bar and is connected to the elbow of straight crossbar end, described elbow grafting or be socketed in the end of straight cross bar, and both superposition section are tightened by bolts fixing.
2. stair according to claim 1 face limit construction protection railing, it is characterized in that, the top of described vertical rod is provided with clip, described clip is made up of the first half and the latter half, the latter half is connected to the top of vertical rod, the side of the first half connects in the latter half rotationally, and the opposite side of the first half is connected on the lower half by screw bolt and nut thus is fixedly clamped by cross tube.
3. stair according to claim 2 face limit construction protection railing, it is characterized in that, the top of described vertical rod has the first fixed head upwards extended, the bottom of the latter half of described clip has the second fixed head to downward-extension, is coupled together between described first fixed head and the second fixed head by screw bolt and nut.
4. stair according to claim 1 face limit construction protection railing, it is characterized in that, described sheer pole is band steel, and sheer pole is bolted in all vertical rods.
5. stair according to claim 1 face limit construction protection railing, it is characterized in that, described cross tube is parallel with sheer pole.
6. stair according to claim 1 face limit construction protection railing, it is characterized in that, the bottom of described vertical rod is provided with base, and described base is fixed on stair by swell fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520112923.6U CN204456937U (en) | 2015-02-16 | 2015-02-16 | A kind of stair face limit construction protection railing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520112923.6U CN204456937U (en) | 2015-02-16 | 2015-02-16 | A kind of stair face limit construction protection railing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204456937U true CN204456937U (en) | 2015-07-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520112923.6U Expired - Fee Related CN204456937U (en) | 2015-02-16 | 2015-02-16 | A kind of stair face limit construction protection railing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204456937U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631849A (en) * | 2015-02-16 | 2015-05-20 | 中冶建工集团有限公司 | Stairway edge construction protective barrier and mounting method |
-
2015
- 2015-02-16 CN CN201520112923.6U patent/CN204456937U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631849A (en) * | 2015-02-16 | 2015-05-20 | 中冶建工集团有限公司 | Stairway edge construction protective barrier and mounting method |
| CN104631849B (en) * | 2015-02-16 | 2016-11-23 | 中冶建工集团有限公司 | A kind of stair face limit construction protection railing and installation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150708 Termination date: 20160216 |