CN104831916B - Wedge-shaped locking type fastener used for circular steel pipe and combined fastener - Google Patents
Wedge-shaped locking type fastener used for circular steel pipe and combined fastener Download PDFInfo
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- CN104831916B CN104831916B CN201510263585.0A CN201510263585A CN104831916B CN 104831916 B CN104831916 B CN 104831916B CN 201510263585 A CN201510263585 A CN 201510263585A CN 104831916 B CN104831916 B CN 104831916B
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- voussoir
- fastener
- shaped
- wedge
- steel pipe
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Abstract
The invention discloses a wedge-shaped locking type fastener used for a circular steel pipe and a combined fastener. The fastener comprises two semicircular hoops which are hinged through a pin shaft and locked through a wedge block. The free end of the first semicircular hoop in the two semicircular hoops extends in the outer circle tangential direction to form a connection lug. An open groove is formed in the middle of the connection lug. The free end of the second semicircular hoop in the two semicircular hoops extends in the outer circle tangential direction to form a T-shaped clamping head. The free end of the first semicircular hoop is perpendicular to two tangent lines of the second semicircular hoop. The width of the vertical edge of the T-shaped clamping head is smaller than the width of the open groove of the connection lug. A long groove which is in slide fit with the vertical edge of the T-shaped clamping head is formed in the wedge block. The first semicircular hoop and the second semicircular hoop are wedged through the wedging face of the wedge block by means of the connection lug and the T-shaped clamping head. The combined fastener is formed by connecting two fasteners through a pivot in a rotatable mode. The wedge-shaped locking type fastener and the combined fastener have the advantages that the fastener is convenient to disassemble and assemble and reliable in locking, and the combined fastener can be used for connecting two circular pipes of any intersection angle.
Description
Technical field
The present invention relates to the connecting elements that a kind of construction scaffold or form bracing system are set up, particularly to one
Plant round steel pipe wedge-lock compact form fastener and assembly buckle.
Background technology
In building construction process, need to set up scaffold and form bracing system.For meeting modern construction requirement, foot handss
Frame or support system do not need only have enough safety guarantee, meanwhile, to the requirement more and more higher setting up efficiency.More normal at present
The mode of setting up has two kinds, and one is to be set up by rack, and two is to be set up by way of standpipe plus transverse tube or down tube.Rack
Setting up is to need to arrange Height Adjustable bowl seat under rack, and rack volume is big, and rack transports extremely inconvenient, cost of transportation
High, set up high cost, but stronger.Scaffold that steel pipe is set up or support system include the multiple steel pipe posts laid in array
And the steel pipe reinforcing crossmember for being connected between column, it is fixedly connected by fastener between crossbeam steel pipe and column steel pipe, one
Part crossbeam is additionally operable to set up springboard formation operation platform.It is currently used for the fastener knot in aforementioned scaffold or form bracing system
Structure generally includes two halves circle anchor ear, and two halves circle anchor ear passes through corresponding one end and formed hinged, and the correspondence of the circular anchor ear of two halves is another
One end forms removable being fixedly connected by joining screw rod with nut.Scaffold or mould are being set up or removed to the fastener of this structure
During plate support system, need to pass through to tighten or pull the threaded fasteners such as loose nut or screw rod to be achieved, operation activity duration length,
Efficiency is low, particularly in Quick Release form bracing system when setting up or removing, its weak point seems especially prominent.Meanwhile, this
The fastener planting structure needs to make two anchor ears, two hinging pin shafts and a screw rod, generally also need to process one on movable anchor ear and open
Groove, and processing or buying one nut, its complex structure, the loaded down with trivial details, manufacturing cost of processing are high.For this reason, need to improve.
Content of the invention
The first object of the present invention is aiming at deficiency of the prior art, provides a kind of round steel pipe wedge-lock compact form button
Part, for being fixedly welded on transverse tube two ends, forms the horizontal or skewed horizontal load of steel pipe scaffold or support system standpipe, it leads to
The mode crossing voussoir locking is realized setting up and remove conveniently, and locking is solid and reliable, and sets up the purpose of efficiency high.The present invention's is another
One purpose is to provide a kind of assembly buckle, and this assembly buckle is formed by two mutually rotatable fastener associations, can be easily real
Connection between existing two steel pipes, it connects easy accessibility, locking connects reliability.
For realizing above-mentioned first purpose, the present invention adopts the following technical scheme that：
A kind of round steel pipe wedge-lock compact form fastener, including by a hinge and by one voussoir locking two semicircles
Clip；The free end of the first semicircle clip in described two semicircle clips extends an engaging lug along cylindrical tangential direction, and this is even
Form a fluting in the middle part of lug；The free end of the second semicircle clip in two semicircle clips is formed with one along cylindrical tangential direction
Two tangent lines of T-shaped dop, the free end of the first semicircle clip and the second semicircle clip are mutually perpendicular to, the vertical edge of T-shaped dop
Width is less than the groove width of described engaging lug；Described voussoir is provided with an elongated slot being slidably matched with the vertical edge of T-shaped dop,
First semicircle clip and the second semicircle clip pass through the wedging face wedging by voussoir of engaging lug and T-shaped dop.
Using the present invention of preceding solution, this fastener structure is made up of a bearing pin, two semicircle clips and a voussoir,
Its structure is simple；Two semicircle clips can adopt casting, its easy to process, low cost of manufacture.For set up scaffold or
During support system, using front, this fastener is first welded on transverse tube or diagonal brace tube end, during use, first by two semicircle clips vertical
The periphery of post steel pipe, and the vertical edge of T-shaped dop is snapped in the fluting of lug, voussoir inserts T-shaped dop by small end, firmly strikes
Hit the big end of voussoir, so that voussoir bottom surface is connected on the first semicircle clip, inclined-plane is connected on the horizontal plane medial surface of T-shaped dop,
Then make two semicircular clip realize clasping of column steel pipe to step up, thus the locking of fastener and standpipe can be conveniently realized, tear open
Except when, only need to suitably exert oneself to tap voussoir small end, facilitate the locking state of releasing fastener.
Preferably technical scheme, in face of the wedging of described voussoir, end is formed with guiding surface.Guiding surface is used for shortening wedge
Block locking or the non-cutting time of unblock, improve to take further and tear efficiency open.
Further preferred technical scheme, described voussoir is in frame-shaped construction, and the long front of the slot of voussoir is formed with hollow-out parts, should
Hollow-out parts are more than the cross section profile of described T-shaped dop horizontal sides.During preventing voussoir locking, open outside elongated slot two side arms free end,
Impact locking effect or cause to open outside voussoir side arm and split, increases the service life.Meanwhile, hollow-out parts are used for through T-shaped dop, can
Effectively shorten voussoir locking or unblock stroke, shorten the non-cutting time of voussoir locking or unblock, improve to take further and tear efficiency open, and
When unblock taps, voussoir small end has larger percussion loading end, extends voussoir service life.
Technical scheme still more preferably, described hollow-out parts are in hatch frame on voussoir body, and voussoir body welds
It is connected to strut rail, strut rail is used for making hollow-out parts form closing.So that voussoir is not limited only to casting material therefor performance and limits, just
In being made from intensity and the more preferable material of toughness, it is easy to process, improves working (machining) efficiency, reduce manufacturing cost.
Technical scheme still further preferably, described first semicircle clip is formed with T-shaped fixture block, T-shaped fixture block is formed at
The fluting rear of described engaging lug, T-shaped fixture block and described T-shaped dop are in be set up in parallel in front and back, and the vertical edge width of T-shaped fixture block is little
In the long well width of described voussoir, the horizontal sides cross section profile of T-shaped fixture block is less than the hollow out contoured surface of described hollow-out parts.So that wedge
Block in advance or unblock after be sleeved on the first semicircle clip by T-shaped fixture block, further shorten voussoir locking or unlock auxiliary
Help the time, improve to take further and tear efficiency open.
Preferably technical scheme；Outwardly there is bulge loop on the free end side wall of described second semicircle clip.With by convex
Ring is welded with transverse tube, also can assist in bulge loop plus round steel during welding, improves the intensity being welded to connect and reliability.
When setting up scaffold or support system using the fastener of the present invention, its firmness can be matched in excellence or beauty with grid structure, its
Take and tear efficiency open no less than grid structure, and take and split into this far below rack.
For realizing the second purpose, the present invention adopts the following technical scheme that.
A kind of assembly buckle connecting two round steel pipe, is made up of two fasteners, and fastener is by realizing an object of the present disclosure
Described round steel pipe is constituted with wedge-lock compact form fastener, passes through the second semicircle clamp connection between two fasteners.
Using the present invention of preceding solution, because fastener is made up of two fasteners realizing the first goal of the invention.Its
Can achieve that the locking between two pipes connects, its easy accessibility, locking connect reliable.
Preferably technical scheme, described two second semicircle clips are formed by pivot and are rotatably connected.Can be easily real
Connection between now vertical with pivotal axis arbitrarily angled two steel pipes, as parallel in two steel pipe axis, intersection or vertical.
The invention has the beneficial effects as follows, fastener and assembly buckle easy disassembly, reliable lock, and disassembly efficiency is high, combination
The pipe that fastener can be used for two any intersecting angles connects.
Brief description
Fig. 1 is that the fastener of the present invention is in locking state structural representation axonometric drawing.
Fig. 2 is that the fastener of the present invention is in open mode structural representation axonometric drawing.
Fig. 3 is that the first semicircle yoke configurations in fastener of the present invention illustrate axonometric drawing.
Fig. 4 is that the second semicircle yoke configurations in fastener of the present invention illustrate axonometric drawing.
Fig. 5 is that the wedge structure in fastener of the present invention illustrates axonometric drawing.
Fig. 6 is the structural representation front view of assembly buckle in the present invention.
Fig. 7 is the structural representation axonometric drawing of assembly buckle in the present invention.
Specific embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings, but does not therefore limit the present invention to described enforcement
Among example scope.
Embodiment 1, referring to Fig. 1～5, a kind of round steel pipe wedge-lock compact form fastener, including by a bearing pin 1 hinged and by
Two semicircle clips of one voussoir 2 locking；The free end of the first semicircle clip 3 in two semicircle clips is along cylindrical tangential direction
Extend an engaging lug 3a, in the middle part of this engaging lug 3a, form a fluting；The free end of the second semicircle clip 4 in two semicircle clips
It is formed with a T-shaped dop 4a along cylindrical tangential direction, cut for two of the free end of the first semicircle clip 3 and the second semicircle clip 4
Line is mutually perpendicular to, and the vertical edge width of T-shaped dop 4a is less than the groove width of described engaging lug 3a；Second semicircle clip 4 from
Outwardly there is bulge loop 4b by the wall of side.
Wherein, voussoir 2 is provided with the elongated slot 2a that one and T-shaped dop 4a vertical edge is slidably matched, the first semicircle clip 3 He
Second semicircle clip 4 passes through the wedging face 2b wedging by voussoir 2 for the engaging lug 3a and T-shaped dop 4a；The wedging face 2b front end of voussoir 2
It is formed with guiding surface 2c；Voussoir 2 is in frame-shaped construction, and the elongated slot 2a front end of voussoir 2 is formed with hollow-out parts 2d, and this hollow-out parts 2d is big
Cross section profile in described T-shaped dop 4a horizontal sides；Hollow-out parts 2d are in hatch frame on voussoir 2 body, and voussoir 2 body welds
It is connected to strut rail 2e, strut rail 2e is used for making hollow-out parts 2d form closing.T-shaped fixture block 3b, T-shaped card are formed with the first semicircle clip 3
Block 3b is formed at the fluting rear of described engaging lug 3a, and T-shaped fixture block 3b and described T-shaped dop 4a is in be set up in parallel in front and back, T-shaped card
The vertical edge width of block 3b is less than the elongated slot 2a width of described voussoir 2, and the horizontal sides cross section profile of T-shaped fixture block 3b is less than described engraving
The hollow out contoured surface of empty portion 2d.
Embodiment 2, referring to Fig. 6,7 and combine Fig. 1～5, a kind of connect two round steel pipe assembly buckle, by two implement
Round steel pipe described in example 1 is constituted with wedge-lock compact form fastener, by being connected to two the second semicircle clips 4 between two fasteners
On a pivot 5 formed be rotatably connected.
Although combining Description of Drawings embodiments of the present invention above, those of ordinary skill in the art can also
Recognize that these modifications and variations are understood as at this in scope of the following claims, various changes can be made or modification
Within bright scope and intention.
Claims (6)
1. a kind of round steel pipe wedge-lock compact form fastener, including by a bearing pin（1）Hinged and by a voussoir（2）Two of locking
Semicircle clip；It is characterized in that, the first semicircle clip in described two semicircle clips（3）Free end along cylindrical tangential direction
Extend an engaging lug（3a）, this engaging lug（3a）Middle part forms a fluting, the first semicircle clip（3）On be formed with T-shaped fixture block
（3b）, T-shaped fixture block（3b）It is formed at described engaging lug（3a）Fluting rear；The second semicircle clip in two semicircle clips
（4）Free end be formed with a T-shaped dop along cylindrical tangential direction（4a）, the first semicircle clip（3）Free end and the second half
Circle clip（4）Two cylindrical tangent lines of free end are mutually perpendicular to, T-shaped dop（4a）With described T-shaped fixture block（3b）In arranged side by side in front and back
Setting, T-shaped dop（4a）Vertical edge width be less than described engaging lug（3a）Groove width；Described voussoir（2）Tie in shaped as frame
Structure, voussoir（2）It is provided with one and T-shaped dop（4a）The elongated slot that is slidably matched of vertical edge（2a）, voussoir（2）Elongated slot（2a）Before
End is formed with hollow-out parts（2d）, this hollow-out parts（2d）More than described T-shaped dop（4a）The cross section profile of horizontal sides；Described T-shaped card
Block（3b）Vertical edge width be less than described voussoir（2）Elongated slot（2a）Width, T-shaped fixture block（3b）Horizontal sides cross section profile little
In described hollow-out parts（2d）Hollow out contoured surface；Described T-shaped fixture block（3b）With T-shaped dop（4a）With voussoir（2）Length of fit
All it is noticeably greater than described voussoir（2）Elongated slot（2a）Width；First semicircle clip（3）With the second semicircle clip（4）By connecting
Ear（3a）With T-shaped dop（4a）By voussoir（2）Wedging face（2b）Wedging.
2. round steel pipe according to claim 1 with wedge-lock compact form fastener it is characterised in that：Described voussoir（2）Wedging
Face（2b）Front end is formed with guiding surface（2c）.
3. round steel pipe according to claim 1 with wedge-lock compact form fastener it is characterised in that：Described hollow-out parts（2d）In wedge
Block（2）It is in hatch frame on body, voussoir（2）Strut rail is welded with body（2e）, strut rail（2e）For making hollow-out parts（2d）Shape
Become closing.
4. round steel pipe according to claim 1 and 2 with wedge-lock compact form fastener it is characterised in that：Described second semicircle card
Hoop（4）Free end side wall on outwardly have bulge loop（4b）, and described T-shaped dop（4a）Have along bulge loop（4b）Projection direction
The part extending.
5. a kind of connect two round steel pipe assembly buckle, be made up of two fasteners it is characterised in that：Described fastener will by right
Ask the round steel pipe described in any one in 1～4 to be constituted with wedge-lock compact form fastener, between two fasteners, pass through the second semicircle clip
（4）Connect.
6. the assembly buckle connecting two round steel pipe according to claim 5 is it is characterised in that described two second semicircle
Clip（4）By pivot（5）Formation is rotatably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510263585.0A CN104831916B (en) | 2015-05-21 | 2015-05-21 | Wedge-shaped locking type fastener used for circular steel pipe and combined fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510263585.0A CN104831916B (en) | 2015-05-21 | 2015-05-21 | Wedge-shaped locking type fastener used for circular steel pipe and combined fastener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104831916A CN104831916A (en) | 2015-08-12 |
| CN104831916B true CN104831916B (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510263585.0A Active CN104831916B (en) | 2015-05-21 | 2015-05-21 | Wedge-shaped locking type fastener used for circular steel pipe and combined fastener |
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| Country | Link |
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| CN (1) | CN104831916B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107023083A (en) * | 2016-01-29 | 2017-08-08 | 湖南天创集成科技实业有限公司 | A kind of assembled flitch overlaps combined member |
| CN106522539A (en) * | 2016-12-28 | 2017-03-22 | 泰博混凝土模板与支撑（陕西）有限公司 | Quick-locking fastener unit, combined fastener, tie rod and portal frame |
| CN110145119B (en) * | 2018-02-12 | 2023-07-28 | 陕西泰博智能化建筑工程系统有限公司 | Light steel joist type column mould reinforcing system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0782881A (en) * | 1993-09-14 | 1995-03-28 | Takashi Hashiguchi | Fastener for steel pipe |
| CN2268079Y (en) * | 1996-07-20 | 1997-11-19 | 云南应用技术开发中心 | Fastening for quick locking steel pipe |
| CN202170632U (en) * | 2011-08-12 | 2012-03-21 | 周亚东 | Rotary type screw-free fastener |
| CN202882390U (en) * | 2012-11-14 | 2013-04-17 | 胡志国 | New wedge-type rotating metal fasteners without screw |
| CN203475812U (en) * | 2013-08-23 | 2014-03-12 | 周亚东 | Rotating fastener without screw |
| CN204691215U (en) * | 2015-05-21 | 2015-10-07 | 泰博混凝土模板与支撑（陕西）有限公司 | Round steel pipe wedge-lock compact form fastener and assembly buckle |
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2015
- 2015-05-21 CN CN201510263585.0A patent/CN104831916B/en active Active
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| CN104831916A (en) | 2015-08-12 |
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Effective date of registration: 20200513 Address after: 050000 leting Economic Development Zone, Tangshan City, Hebei Province Patentee after: ZHONGJIANG HUAMEI TEMPLATE MANUFACTURING Co.,Ltd. Address before: Yanta District 710065 Shaanxi city of Xi'an Province Tang Yan Road No. 35 block D of modern city 21902 Patentee before: TABLE CONCRETE FORMWORK & SHORING (SHAANXI) Co.,Ltd. |
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