CN103255910B - Combined scaffold node connecting component capable of increasing connection strength - Google Patents
Combined scaffold node connecting component capable of increasing connection strength Download PDFInfo
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- CN103255910B CN103255910B CN201310175378.0A CN201310175378A CN103255910B CN 103255910 B CN103255910 B CN 103255910B CN 201310175378 A CN201310175378 A CN 201310175378A CN 103255910 B CN103255910 B CN 103255910B
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- card
- connection chamber
- clamp
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Abstract
The invention discloses a combined scaffold node connecting component capable of increasing connection strength. The combined scaffold node connecting component capable of increasing the connection strength is characterized by comprising an annular clamp body, the inner diameter of the clamp body is connected with a stand rod, four male clamps are arranged on the periphery of the annular clamp body in a paired symmetry mode, a convex sphere is arranged on the inner side of each male clamp, a concave arc notch with the radius of R1 is arranged on the outer side of each male clamp and is a slope which inclines outwards from top to bottom, a female clamp is sleeved on each male clamp and comprises a back board of which the outer side is connected with a horizontal rod, a connecting cavity with the lower face opened is formed in each back board, a rectangular hole is formed in the upper side face of each connecting cavity, and the inner side of each connecting cavity is a concave sphere. When each female clamp and each male clamp are connected, each concave sphere and each convex sphere are matched, and wedge iron which is pre-installed into the connecting cavity of each female clamp through the rectangular hole from top to bottom is used for connecting each male clamp and each female clamp tightly.
Description
Technical field
The present invention relates to a kind of support body nodal connection device, particularly a kind of device for combined scaffold vertical rod, cross bar and cable-stayed support composite joint.
Background technology
At present for support body node connector, have the types of attachment such as fastener type, bowl fastening type, wedge spigot-and-socket, two rod members can only be interconnected by its function singleness, and joints is complicated.Chinese patent ZL200920245978.9 discloses a kind of combined scaffold connection butterfly card assembly that can be for convenience detach, all for support body node rod members (vertical rod, cross bar and cable-stayed support) effectively can be connected, the stressed rear formation concurrent force system of each rod member, it is made to become static determinacy or statically-indeterminate structure at the scaffold system of three-dimensional repeated combination, bearing capacity is high, and it is convenient that peace is torn open.But this butterfly card assembly is under last item is in and freely loosens state, and coupling assembling Joint failure, can not realize self-locking between male and female card.Patent document (application number 201110407027.9) discloses one " the self-locking spherical hinge butterfly card assembly for combined scaffold node connects ", male and female cartoon is crossed in the installation cavity that wedge is connected in master card, utilize spherical structure self-locking and the self-locking of wedge angle configuration that coupling assembling is connected safe and reliable, under wedge may be in and freely loosens state, coupling assembling connection was not lost efficacy, but this kind of linkage still exists following defect: 1) butterfly card modular construction relative complex; 2) because connected node is in the installation cavity of master card card, therefore connecting rod power transmission is stressed all concentrates in master card, easily makes master card transship and damages, cause the bridge system Joint failure connected.
Summary of the invention
The object of this invention is to provide one not only can make male and female link to connect safe and reliable, and on average can share the linkage of their stressed enhancement mode combined scaffold nodes.
For reaching above object, the present invention takes following technical scheme to be achieved:
A kind of combined scaffold node coupling assembling increasing bonding strength, it is characterized in that, comprise an annular card, its internal diameter is connected with vertical rod, be arranged with four public cards annular snap external week between two, these public affairs card inner side is a convex spherical, and it is that the concave arc of R1 lacks that outside is provided with radius, and this concave arc lacks in outward-dipping slope from top to bottom; The upper cover of each public affairs card has a master card, this master card comprises the backboard that an outside is connected with horizon bar, backboard is arranged a connection chamber opened wide below, connection chamber upper side has rectangular opening, it is concave spherical surface inside connection chamber, when master card and public affairs link connect time, concave spherical surface and described convex spherical coincide mutually, and load wedge shape iron in master card connection chamber by male and female card compact siro spinning technology by rectangular opening from bottom to top in advance by one.
In such scheme, the annular card at convex spherical center, relatively each public affairs card inner side is provided with a reinforcing rib, corresponding scarce in each master card connection chamber inside wall lower central side of having.
Outside phase the other side omission of described connection chamber has installed a lug, nib, and this lug, nib horizontal direction has Radius to be the dome arc of R2.
Described annular card internal diameter has four between two symmetrical fans to lack, each fan lacks symmetrical center line and is 45 ° with public symmetrical center line of blocking and arranges.
Compared with the butterfly card assembly of background technology, the advantage of the coupling assembling of enhancement mode combined scaffold node of the present invention is:
1, each assembly bearing distribution is reasonable.Male and female cartoon is crossed wedge and is connected respectively in the connection chamber of four master cards, alleviates the pressure-bearing of annular card, improves annular card distribution of force, thus is not easy annular card overload is damaged.
2, public card and wedge shape iron mating face laterally with wedge shape iron with circular arc R 1, mating face is face contact.
3, master card and wedge shape iron mating face transverse direction are with wedge shape iron with circular arc R 2, and mating face is little contact, can increase the frictional force between wedge shape iron and master card, and under opposing Vibration Condition, wedge shape iron easily loosens phenomenon.
Accompanying drawing explanation
Below in conjunction with the drawings and the specific embodiments, the present invention is described in further detail.
Fig. 1, Fig. 2 are assembly structure figure of the present invention.Wherein Fig. 1 is the top view of Fig. 2.
Fig. 3 is the structure chart of the master card in Fig. 1 (Fig. 2).
Fig. 4 is that figure is partly cutd open in the front of Fig. 3.
Fig. 5 is the structure chart of the public affairs card in Fig. 1 (Fig. 2).Wherein Fig. 5 b is the lateral view of Fig. 5 a; Fig. 5 c is the top view of Fig. 5 a.
Reference numeral in Fig. 1 to Fig. 5: 1, vertical rod; 2, annular card; 3, master card; 4, wedge shape iron; 5, public card; 6, convex spherical; 7, horizon bar; 8, concave arc lacks; 9, reinforcing rib; 10, fan lacks; 11, slope; 12, connection chamber; 13, concave spherical surface; 14, lug, nib; 15, backboard; 16, side lacks; 17, rectangular opening; 18, wedge shape iron afterbody.
Detailed description of the invention
As shown in Fig. 1 Fig. 2, a kind of combined scaffold node coupling assembling increasing bonding strength, comprise an annular card 2, its internal diameter is connected with vertical rod 1, annular card 2 periphery is arranged with four public cards 5 between two, the upper cover of each public affairs card has a master card 3 be connected with horizon bar 7, by a wedge shape iron 4 in advance from bottom to top in loading master card connection chamber by male and female card 5,3 compact siro spinning technology.Wherein, public card inner side is a convex spherical 6, matches with the concave spherical surface 13 of (Fig. 5) in master card connection chamber.
With reference to figure 3, Fig. 4, annular card 2 internal diameter has four between two symmetrical fans and lack 10, each fan lacks symmetrical center line and is 45 ° with public symmetrical center line of block and arranges, this fan is scarce can be used for the horizontal diagonal member of connection.It is that the concave arc of R1 lacks 8 for coincideing with the inner side convex arc of wedge shape iron 4 that the outside of each public affairs card 5 is provided with radius, and this concave arc lacks the slope 11 in tilting from top to bottom, and to make wedge shape iron, more wedge is tighter.The annular card 2 at convex spherical 6 center, relatively each public affairs card inner side is provided with a reinforcing rib 9, can strengthen the bond strength between public card and annular card; Correspondingly to lack 16 to dodge this reinforcing rib in each master card connection chamber inside wall lower central side of having.
With reference to figure 5, master card comprises (not shown) is welded in outside backboard 15 with horizon bar, backboard is arranged a connection chamber 12 opened wide below, the outside of connection chamber 12 is inside backboard, and to be concave spherical surface 13(connect phase be fit to the public convex spherical 6 block inner side with public linking for the inner side of connection chamber 12) and have breach side down scarce 16 at inside wall.The upside of connection chamber 12 has rectangular opening 17, when master card and public affairs link connect time, in advance wedge shape iron 4 upper end is loaded in connection chamber 12 by this rectangular opening from bottom to top.Outside connection chamber 12, (inside backboard) phase the other side omission has installed a lug, nib 14, and this lug, nib horizontal direction has Radius to be the dome arc of R2.
The connection blocking 5 for a master card 3 and one, right side public affairs in annular card 2 below illustrates operating principle of the present invention:
As shown in Figure 1, Figure 2, Figure 5, vertical rod 1 is welded on the internal diameter of annular card 2, horizon bar 7 is welded in master card 3 backboard 15 end face outside, wedge shape iron 4 is passed by rectangular opening 17 by (inside backboard) outside master card 3 connection chamber 12 from the bottom up by its straight plane, and upwards hammering wedge shape iron afterbody 18(size is a bit larger tham head) make wedge shape iron temporary card in master card rectangular opening 17.Public card 5 will be inserted in inside master card connection chamber from top to bottom, public card inner side convex spherical 6 be coincide mutually with concave spherical surface 13 in master card connection chamber, hammering wedge shape iron head, wedge shape iron falls, enter in public card lateral surface and master card connection chamber lateral surface, at this moment, inside wedge shape iron, convex arc and R1 concave arc match; Outside wedge shape iron, the R2 convex arc of concave arc and lug, nib matches, and makes public card and master card sphere 6,13 close contact that coincide reach the object be firmly connected, realizes male and female card spherical structure and lock.
Upwards hammering wedge shape iron 4 afterbody, male and female card coincide the distress resolves between sphere 6,13, and reserves gap, and master card 3 can be blocked 5 from public affairs and be laid down, and simple realization support body is dismantled.
The function of coupling assembling of the present invention:
1, male and female card sphere is arranged, and master card can be finely tuned up and down around public card sphere.
2, wedge shape iron tapering and public card fitting face match, and gradient is 4
0along with wedge shape iron is descending, make the tight pressing of male and female card sphere.
3, wedge shape iron opposing tapered surfaces is circular arc setting, when master card is finely tuned, ensures that wedge shape iron rotates with master card is concentric.
4, public card and wedge shape iron mating face laterally with wedge shape iron with circular arc R 1, mating face is face contact.
5, master card and wedge shape iron mating face transverse direction are with wedge shape iron with circular arc R 2, and mating face is little contact.
6, wedge shape iron is the up-small and down-big wedge shape in local with circular arc side, can fix with master card upper end guide hole (rectangular opening) bevel-type.Wedge shape iron upper end, if salient point, makes wedge shape iron upper and lower limited activity in the guide hole of master card upper end.
Claims (4)
1. one kind can increase the combined scaffold node coupling assembling of bonding strength, it is characterized in that, comprise an annular card, its internal diameter is connected with vertical rod, be arranged with four public cards annular snap external week between two, these public affairs card inner side is a convex spherical, and it is that the concave arc of R1 lacks that outside is provided with radius, and this concave arc lacks in outward-dipping slope from top to bottom; The upper cover of each public affairs card has a master card, this master card comprises the backboard that an outside is connected with horizon bar, backboard is arranged a connection chamber opened wide below, connection chamber upper side has rectangular opening, it is concave spherical surface inside connection chamber, when master card and public affairs link connect time, concave spherical surface and described convex spherical coincide mutually, and load wedge shape iron in master card connection chamber by male and female card compact siro spinning technology by rectangular opening from bottom to top in advance by one.
2. can increase the combined scaffold node coupling assembling of bonding strength as claimed in claim 1, it is characterized in that, the annular card at convex spherical center, relatively each public affairs card inner side is provided with a reinforcing rib, correspondingly has square breach at each master card connection chamber inside wall lower central.
3. can increase the combined scaffold node coupling assembling of bonding strength as claimed in claim 2, it is characterized in that, the outside phase square shaped gap position of described connection chamber is provided with a lug, nib, and this lug, nib horizontal direction has Radius to be the dome arc of R2.
4. can increase the combined scaffold node coupling assembling of bonding strength as claimed in claim 1, it is characterized in that, described annular card internal diameter has four symmetrical between two sector notch, each sector notch symmetrical center line is 45 ° with public symmetrical center line of blocking and arranges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310175378.0A CN103255910B (en) | 2013-05-13 | 2013-05-13 | Combined scaffold node connecting component capable of increasing connection strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310175378.0A CN103255910B (en) | 2013-05-13 | 2013-05-13 | Combined scaffold node connecting component capable of increasing connection strength |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103255910A CN103255910A (en) | 2013-08-21 |
| CN103255910B true CN103255910B (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310175378.0A Expired - Fee Related CN103255910B (en) | 2013-05-13 | 2013-05-13 | Combined scaffold node connecting component capable of increasing connection strength |
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| Country | Link |
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| CN (1) | CN103255910B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011001796A1 (en) | 2011-04-05 | 2012-10-11 | Wilhelm Layher Verwaltungs-Gmbh | scaffolding post |
| WO2012163340A1 (en) | 2011-06-01 | 2012-12-06 | Wilhelm Layher Verwaltungs-Gmbh | Arrangement of a scaffolding component and of a vertical scaffolding element |
| KR102115995B1 (en) | 2017-01-27 | 2020-05-28 | 닛켄 리스 고교 가부시키가이샤 | Connection for temporary scaffolding |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19842314A1 (en) * | 1998-09-16 | 2000-03-23 | Thyssen Huennebeck Gmbh | Lightweight modular scaffolding system using hinged couplings which can be matched to the poles |
| CN201554219U (en) * | 2009-11-27 | 2010-08-18 | 张福胜 | Spherical-hinge butterfly card device for connecting combined scaffold |
| CN201620594U (en) * | 2009-12-25 | 2010-11-03 | 张福胜 | Butterfly-shaped clip component for connecting combined scaffolds capable of being detached conveniently |
| CN102518293A (en) * | 2011-12-08 | 2012-06-27 | 张福胜 | Self-locking spherical hinge butterfly-shaped blocking assembly for combining and connecting scaffold nodes |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6481912B2 (en) * | 2001-03-29 | 2002-11-19 | Lung Ching Shih | Prop connecting ring |
-
2013
- 2013-05-13 CN CN201310175378.0A patent/CN103255910B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19842314A1 (en) * | 1998-09-16 | 2000-03-23 | Thyssen Huennebeck Gmbh | Lightweight modular scaffolding system using hinged couplings which can be matched to the poles |
| CN201554219U (en) * | 2009-11-27 | 2010-08-18 | 张福胜 | Spherical-hinge butterfly card device for connecting combined scaffold |
| CN201620594U (en) * | 2009-12-25 | 2010-11-03 | 张福胜 | Butterfly-shaped clip component for connecting combined scaffolds capable of being detached conveniently |
| CN102518293A (en) * | 2011-12-08 | 2012-06-27 | 张福胜 | Self-locking spherical hinge butterfly-shaped blocking assembly for combining and connecting scaffold nodes |
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| Publication number | Publication date |
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| CN103255910A (en) | 2013-08-21 |
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Effective date of registration: 20161013 Address after: Yanta District 710043 in Shaanxi province Xi'an City Construction Road No. 34 building 3 unit five Nga District 2 Room 202 Patentee after: Xi'an Watson Construction Technology Co., Ltd. Address before: 710043 Xi'an City, the new city of happiness Road, No., No. 37 Patentee before: Xi'an Boqi Industry Co., Ltd. |
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| 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: 20150527 Termination date: 20180513 |