CN204001662U - A kind of fastening devices external member of Cantilever Beams - Google Patents

A kind of fastening devices external member of Cantilever Beams Download PDF

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Publication number
CN204001662U
CN204001662U CN201420339238.2U CN201420339238U CN204001662U CN 204001662 U CN204001662 U CN 204001662U CN 201420339238 U CN201420339238 U CN 201420339238U CN 204001662 U CN204001662 U CN 204001662U
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China
Prior art keywords
round steel
fixed head
steel
pressing plate
pipe
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Expired - Fee Related
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CN201420339238.2U
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Chinese (zh)
Inventor
杨金宝
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杨金宝
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Priority to CN201420339238.2U priority Critical patent/CN204001662U/en
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Publication of CN204001662U publication Critical patent/CN204001662U/en
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Abstract

The utility model discloses a kind of fastening devices external member of Cantilever Beams, comprise firm banking, pressing plate, nut, pad, sleeve pipe, lid pipe and base plate barrier film, holder comprises fixed head and two round steel, round steel is vertical with fixed head, be parallel to each other, the upper end face of round steel is provided with screw thread, break corner conveniently screws nut, the threaded engagement on nut and round steel surface, fixed head is buried in the soffit of concrete slab, and when installing and using, bundle frame through two roots, pricks frame reinforcing bars from interior sky, increase the fixing fastness of encorbelmenting, round steel and sleeve pipe are through concrete flaggy, work shaped steel is between two round steel, round steel is through the circular hole on pressing plate, nut is combined on screw thread and downward clamping platen, casing pipe sleeve makes circle Steel concrete separate in round steel lower end, lid pipe box covers upper end at round steel for the protection of screw thread, before cast, protect screw thread.The utility model is detachable, reusable, has also eliminated fixed base plate and has stayed and be embedded in the Roofing slab rust staining hidden danger that concrete slab brings.

Description

A kind of fastening devices external member of Cantilever Beams
Technical field
The utility model belongs to highrise building field, particularly a kind of fastening devices external member of Cantilever Beams.
Background technology
The extensive use of building scaffold make can hold in work progress job area large, save material, cost low, set up simple and convenient, safe and reliable and be widely used.The old fixed form of scaffold overhanging type steel adopts screw-thread steel to bend to several fonts and is embedded in concrete plate.Pre-buried three roads, insert shaped steel in several fonts of built-in fitting after waiting hardening of concrete.After shaped steel is placed, with another a few font reinforcing bars and embedded bar overlap joint welding fixed steel.During dismounting, need acetylene to blow the disconnected round steel built-in fitting overground part of weldering.Such mode, handling i iron is complicated, and fastening devices can not reuse, and the steel column of staying in concrete plate also exists rust staining hidden danger.
Summary of the invention
The purpose of this utility model is to provide a kind of fastening devices external member of Cantilever Beams, detachably reuses, and has eliminated steel column and has stayed the rust staining hidden danger that concrete flaggy brings.
For solving the problems of the technologies described above, the utility model provides the fastening devices external member of Cantilever Beams, comprise firm banking, pressing plate, nut, sleeve pipe, lid pipe, pad and base plate barrier film, described firm banking comprises fixed head and two round steel, described fixed head is that thickness is the steel plate of 6-10mm, the diameter of described round steel is 16-20mm, described fixed head upper punch is pressed with two circular holes that diameter is greater than described round steel diameter 2mm, penetrate and be weldingly fixed on described fixed head, and described two round steel are parallel to each other, described round steel is vertical with described fixed head, the upper end face of described round steel is provided with screw thread, on described fixed head, be coated with base plate barrier film,
Described pressing plate is that thickness is the L-square of 4-10mm or the steel plate of 6-10mm, on described pressing plate, offer two circular holes that adapt with described round steel, and the distance between two circular holes and selected i iron adapt, the interior Ullage between described two round steel adapts from spacing and the i iron of two circular holes on, described pressing plate;
The threaded engagement on described nut and described round steel surface;
Described fixed head is buried in the soffit of concrete slab, and the circular hole that is drilled with a 4mm is worn respectively in four corners at described fixed head, described round steel and described sleeve pipe are through concrete flaggy, work shaped steel is between described two round steel, described round steel is through the circular hole on described pressing plate, described nut is combined on described screw thread and compresses described pressing plate downwards, between described pressing plate and described nut, is provided with pad; Described base plate barrier film is installed with two holes the same with described pressing plate, and integral body is covered in described fixed head, and when building, separated base plate and coagulation, screw two nuts on described every round steel;
Described sleeve pipe is pvc pipe, and described casing pipe sleeve makes circle Steel concrete separate in the lower end of described round steel, and the height of described sleeve pipe equals the thickness that concrete slab layer thickness deducts described fixed head;
Described lid pipe is the pvc pipe of an end closure, and (stretch out the equal in length of concrete surface layer, described lid pipe box covers upper end at described round steel for the protection of described screw thread for the pipe range of described lid pipe and described round steel.
Described pressing plate is that thickness is the L-square of 4-10mm or the steel plate of 6-10mm, on described pressing plate, offer two circular holes that adapt for described round steel, and the distance between two circular holes and selected i iron adapt, so the interior Ullage between two bolts, from the spacing of two circular holes on, pressing plate, adapts with i iron.The general principle of correspondence is the interior sky of the corresponding 106mm of 16# i iron, the interior sky of the corresponding 115mm of 18# i iron, the interior sky of the corresponding 120mm of 20# i iron.
Preferably, above the size of described fixed head is wanted to meet two round steel are welded on, thickness can from the steel plate of the steel plate to 10 of 4 millimeters millimeter.Be applicable to being used in conjunction with the i iron of 16#18#20# respectively, can change little or broadening, the scope of interior sky, generally at 80 to 150 millimeters, adds the diameter of two round steel, adds that two to 1 centimetre of back gauge.
Preferably, while pushing down pressing plate, use double nut form to tighten, prevent that landing is loosening.
Preferably, the center of circular hole on described fixed head surpasses 16cm from the beeline in described fixed head sideline.
Preferably, two circular hole circumference beelines on described fixed head (11) are 80-150mm.
Preferably, the top of described screw thread is provided with chamfering structure.
Preferably, two circular hole circumference beelines on described fixed head are 106 or 115 or 120mm.
Preferably, described helicitic texture is two helicitic textures.
Preferably, the thickness of described fixed head is 4-10mm.
Preferably, the internal diameter of described sleeve pipe size coordinates described round steel, and the size of internal diameter is than the large 4mm of the diameter of round steel.
Preferably, the internal diameter of described lid pipe size coordinates described round steel, and the size of internal diameter is than the large 4mm of the diameter of round steel.
Relative above-mentioned background technology, the fastening devices external member of a kind of Cantilever Beams provided by the utility model, detachable, reusable, also be furnished with lid pipe, can better make the recycling of fastening devices external member, also eliminated steel column and stayed the rust staining hidden danger that concrete slab brings.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment;
Fig. 2 is the structural representation of lid pipe 5.
The specific embodiment
Core of the present utility model is to provide a kind of fastening devices external member of Cantilever Beams, detachable, reusable, is also furnished with lid pipe, can better make the recycling of fastening devices external member.In order to make those skilled in the art person understand better the utility model scheme, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
In conjunction with Fig. 1 and Fig. 2, the fastening devices external member of Cantilever Beams, comprise firm banking 1, pressing plate 2, nut 3, sleeve pipe 4, lid pipe 5, pad 6 and base plate barrier film 7, firm banking 1 comprises fixed head 11 and two round steel 12 that diameter is 16mm, fixed head 11 is that thickness is the steel plate of 6mm, fixed head 11 upper punches are pressed with two circular holes that diameter is 18mm, the distance of the distance of two circular holes and two round steel is 106mm, round steel 12 penetrates and is weldingly fixed on fixed head 11, round steel 12 is vertical with fixed head 11, two round steel 12 are parallel to each other, the upper end face of round steel 12 is provided with screw thread, on fixed head 11, be coated with base plate barrier film 7, described base plate barrier film 7 is installed with two holes the same with described pressing plate 11, integral body is covered in above fixed head 11, separated base plate and coagulation when building, the L-square that pressing plate 2 is 10mm for thickness, on pressing plate 2, offer the circular hole that two diameters are 20mm, the threaded engagement on nut 3 and round steel 12 surfaces, screw thread mouth is provided with chamfering structure, and the distance of two round steel 12 is 18cm,
On pressing plate 11, offer two circular holes that adapt with round steel 12, and the distance between two circular holes and selected i iron 8 adapt, the interior Ullage between two round steel 12 adapts from spacing and the i iron 8 of two circular holes on, pressing plate 11;
Fixed head 11 is buried in the soffit of concrete slab 9, and the circular hole that is drilled with a 4mm is worn respectively in four corners at described fixed head 11, conveniently before cast, with 3mm steel nail or wooden peg, be fixed in template, make casting cement can not knock built-in fitting itself down, round steel 12 and sleeve pipe 4 are through concrete slab 9, and work shaped steel 8 is between two round steel 12, and round steel 12 is through the circular hole on pressing plate 2, nut 3 is combined on screw thread and downward clamping platen 2, is provided with pad 6 between pressing plate 2 and nut; On described every round steel 12, screw two nuts 3, and when pushing down pressing plate, use double nut form to tighten, prevent that landing is loosening;
Sleeve pipe 4 is that internal diameter is the pvc pipe of 18mm, and the lower end that sleeve pipe 4 is enclosed within round steel 12 separates circle Steel concrete, and the height of sleeve pipe 4 equals the thickness that concrete slab layer thickness deducts fixed head 11;
Lid pipe 5 is pvc pipes of an end closure, and pipe range and the round steel 12 of lid pipe 5 stretch out the equal in length of concrete surface layer, and lid pipe 5 upper shields, make thread surface do not poured into a mould mortar and do not pollute for the protection of screw thread in the upper end of round steel 12.
Wherein, the internal diameter of lid pipe 5 is round steel string diameters corresponding 20, 22, 24, in use, in template, place firm banking 1, on fixed head 11, this has base plate barrier film 7, on round steel 12, put sleeve pipe 4 and lid pipe 5, fluid concrete mortar after bundle frame, lid pipe 5 protection screw threads are polluted by concrete mortar, there will not be thread surface to be stained with slurry, the situation that nut does not screw, sleeve pipe 4 upper ends and round steel 12 electricity consumption adhesive plasters seal and fix, prevented that soil paste from entering into the space between sleeve pipe and round steel, after concrete 9 solidifies, taking off lid pipe 5 collects, i iron 8 Cantilever Beams are placed between round steel 12, placing pressing plate 2 makes round steel 12 through the circular hole on pressing plate 2, on round steel, overlap Upper gasket, screw double nut 3, make pressing plate 2 compress work shaped steel Cantilever Beams, thereby fixing i iron 8 Cantilever Beams, when removing scaffold, nut 3 is fallen back on to the top of round steel 12, cover sleeper, with iron hammer, strike downwards, make fixed head 11 separated with concrete slab 9, below guaranteeing concrete slab 9 nobody time, whiz nut 3, take pad 6 and pressing plate 2 away, firm banking 1 is unloaded from concrete slab 9, firm banking 1, pressing plate 2, pad 6 and nut 3 all can be reused again.Because screw thread mouth chamfering was processed, be provided with chamfering structure, the impact to silking during the downward hammering of protection violence, is difficult for being affected secondary by hammer flower in the process of hammering into shape like this and uses.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (4)

1. the fastening devices external member of a Cantilever Beams, it is characterized in that: comprise firm banking (1), pressing plate (2), nut (3), sleeve pipe (4), lid pipe (5), pad (6) and base plate barrier film (7), described firm banking (1) comprises fixed head (11) and two round steel (12), described fixed head (11) is that thickness is the steel plate of 6-10mm, the diameter of described round steel (12) is 16-20mm, described fixed head (11) upper punch is pressed with two circular holes that diameter is greater than described round steel (12) diameter 2mm, described round steel (12) penetrates and is weldingly fixed on described fixed head (11), and described two round steel (12) are parallel to each other, described round steel (12) is vertical with described fixed head (11), the upper end face of described round steel (12) is provided with screw thread, on described fixed head (11), be coated with base plate barrier film (7),
Described pressing plate (2) is the thickness L-square that is 4-10mm or the steel plate of 6-10mm, on described pressing plate (2), offer two circular holes that adapt with described round steel (12), and the distance between two circular holes and selected i iron adapt, the interior Ullage between described two round steel (12) adapts from spacing and the i iron of, upper two circular holes of described pressing plate (2);
The threaded engagement that described nut (3) is surperficial with described round steel (12);
Described fixed head (11) is buried in the soffit of concrete slab, and the circular hole that is drilled with a 4mm is worn respectively in four corners at described fixed head (11), described round steel (12) and described sleeve pipe (4) are through concrete flaggy, work shaped steel is positioned between described two round steel (12), described round steel (12) is through the circular hole on described pressing plate (2), described nut (3) is combined on described screw thread and compresses described pressing plate (2) downwards, between described pressing plate (2) and described nut (3), is provided with pad (6); Described base plate barrier film (7) is installed with two holes the same with described pressing plate (11), and integral body is covered in described fixed head (11), screws two nuts (3) on described every round steel (12);
Described sleeve pipe (4) is pvc pipe, and the lower end that described sleeve pipe (4) is enclosed within described round steel (12) separates circle Steel concrete, and the height of described sleeve pipe (4) equals the thickness that concrete slab layer thickness deducts described fixed head (11);
Described lid pipe (5) is the pvc pipe of an end closure, and the pipe range of described lid pipe (5) and described round steel (12) stretch out the equal in length of concrete surface layer, described lid pipe (5) upper shield in the upper end of described round steel (12) for the protection of described screw thread.
2. the fastening devices external member of Cantilever Beams as claimed in claim 1, is characterized in that: the top of described screw thread is provided with chamfering structure.
3. the fastening devices external member of Cantilever Beams as claimed in claim 2, is characterized in that: two circular hole circumference beelines on described fixed head (11) are 80-150mm.
4. the fastening devices external member of Cantilever Beams as claimed in claim 3, is characterized in that: two circular hole circumference beelines on described fixed head (11) are 106 or 115 or 120mm.
CN201420339238.2U 2014-06-24 2014-06-24 A kind of fastening devices external member of Cantilever Beams Expired - Fee Related CN204001662U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420339238.2U CN204001662U (en) 2014-06-24 2014-06-24 A kind of fastening devices external member of Cantilever Beams

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Application Number Priority Date Filing Date Title
CN201420339238.2U CN204001662U (en) 2014-06-24 2014-06-24 A kind of fastening devices external member of Cantilever Beams

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105716016A (en) * 2016-03-30 2016-06-29 龚婉婷 Fixing device for LED street lamp
CN105716015A (en) * 2016-03-30 2016-06-29 龚婉婷 Fixing device for LED street lamp
CN105737049A (en) * 2016-03-30 2016-07-06 龚婉婷 LED street lamp fixing device with sealing and dustproof functions
CN105841050A (en) * 2016-03-30 2016-08-10 龚婉婷 Stable fixing device for LED street lamp
CN105841048A (en) * 2016-03-30 2016-08-10 龚婉婷 Dustproof fixing device for LED street lamp
CN105841049A (en) * 2016-03-30 2016-08-10 龚婉婷 Base device for gardening street lamp
CN106147797A (en) * 2015-03-26 2016-11-23 五冶集团上海有限公司 A kind of coke oven guard plate fixing device for installing and using method thereof

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106147797A (en) * 2015-03-26 2016-11-23 五冶集团上海有限公司 A kind of coke oven guard plate fixing device for installing and using method thereof
CN105716015A (en) * 2016-03-30 2016-06-29 龚婉婷 Fixing device for LED street lamp
CN105737049A (en) * 2016-03-30 2016-07-06 龚婉婷 LED street lamp fixing device with sealing and dustproof functions
CN105841050A (en) * 2016-03-30 2016-08-10 龚婉婷 Stable fixing device for LED street lamp
CN105841048A (en) * 2016-03-30 2016-08-10 龚婉婷 Dustproof fixing device for LED street lamp
CN105841049A (en) * 2016-03-30 2016-08-10 龚婉婷 Base device for gardening street lamp
CN105716016A (en) * 2016-03-30 2016-06-29 龚婉婷 Fixing device for LED street lamp

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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: 20141210

Termination date: 20180624