CN2519835Y - Wedge type quick connection fastener - Google Patents
Wedge type quick connection fastener Download PDFInfo
- Publication number
- CN2519835Y CN2519835Y CN 01275179 CN01275179U CN2519835Y CN 2519835 Y CN2519835 Y CN 2519835Y CN 01275179 CN01275179 CN 01275179 CN 01275179 U CN01275179 U CN 01275179U CN 2519835 Y CN2519835 Y CN 2519835Y
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- Prior art keywords
- wedge
- fastener
- groove
- shape block
- auxiliary
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Abstract
A wedge type fast connection buckle comprises a main buckling component and an auxiliary buckling component, and is characterized in that the main buckling component is provided with an axial through hole, the through hole is arranged in a through manner with a supporting rod, the outer circumference of the main buckling component is arranged in a convex manner with a wedge block along the axial direction, the wedge block appears upper small lower large arrangement. The auxiliary component arranges a wedge groove in the wedge block corresponding to the main buckling component, and the opening end of the wedge groove face downward. The wedge type fast connection buckling can guarantee the safety and reliability of the arrangement of the scaffold under the basis of realizing fast connection and that the connection structure force of the connection buckling component is reasonable. And the rationality of the structure force is utilized to further simplify the structure and to save material.
Description
Technical field
The relevant a kind of scaffold for building of the utility model is a kind of linkage of scaffold specifically, refers to the quick connection fastener of a kind of wedge-type especially.
Background of invention
A kind of necessary makeshift device when scaffold for building is building operations is mainly used in transportation and support to constructor and some construction installations.Therefore, the security and stability of scaffold is the major issue concerning life security.At present, scaffold commonly used is to be set up by the bracing frame of vertical and horizontal to form, and setting up of early stage scaffold is that bundles such as connector rope knot by a kind of routine forms, because that it is set up is comparatively time-consuming, and its stability of structure also is difficult to assurance.In addition, because the time of setting up is longer, need take the long duration.For this reason, people propose various connector, with the connection of setting up of the fast and stable of trying hard to realize scaffold.
Scaffold has two kinds of built modes commonly used generally speaking, a kind of connector of scaffold building commonly used, once the Rapid fastener that proposed as the inventor, it has the button hole that two axis are reported to the leadship after accomplishing a task mutually, two support bars pass the button hole fixing of this cross-shaped attitude respectively, form the connection of setting up of right-angled intersection.But this connected mode makes, two support bars of setting up mutually are unsuitable for being used in the connection of setting up of in plane cross-like scaffold not in same plane.
Another is to be combined by main fastener and auxiliary fastener, and wherein main fastener is fixed on the bracing frame of setting, and auxiliary fastener then is fixed on the horizontal support bar.On main fastener, be provided with and be vertically arranged with up big and down small wedge-like dovetail groove, and correspondence is provided with the dovetail projection on auxiliary fastener.When setting up scaffold, the dovetail shaped projection that will have on the horizontal support bar of auxiliary fastener inserts in the dovetail groove of main fastener, and utilizes the side of its wedge-like to snap in the dovetail groove, can realize that the scene of scaffold is set up.The connector of this structure can realize that the plane of horizontal support bar connects, and can realize setting up fast of scaffold at the scene.
The operating principle of this connector is, after the connector auxiliary fastener inserts in the dovetail groove of main fastener, relies on the mutual friction between both wedge-like face fully, realizes that its clamping sets up.But because scaffold work environment, normally at the open work scene of condition very severe, be arranged at the dovetail groove on the main fastener, the wedge shape block of particularly being located on the auxiliary fastener is as easy as rolling off a log by abrasion, makes the interface arrangment that depends on friction lose the reliability of its syndeton.
And the bottom land of the upper end of the dovetail groove of the main fastener of this connector is opening-like, it is carried out simple stressed branch folding can learn, in auxiliary fastener snaps in this dovetail groove, and horizontal support bar is when stressed, ringent notch is subjected to a moment of torsion, when two dovetail grooves are simultaneously stressed, be connected in two supporter parts between dovetail groove and then be easy to be fractureed, make main fastener scrap the clamping that can not realize to auxiliary fastener.
In addition, because the voussoir on the auxiliary fastener also is swallow-tail form corresponding to the dovetail groove of main fastener.On-site, perhaps in the transportation of support bar, place, the tip of two protrusions of swallow-tail form wedge shape block also damages because of inevitably colliding easily, makes its forfeiture function of use.
Summary of the invention
The purpose of this utility model is to provide a kind of wedge-type quick connection fastener, make it to utilize shirtsleeve operation the most, the end face of realizing scaffold connects, and the end face with horizontal support bar is connected in vertical support bar specifically, makes it to be formed on the connection of reporting to the leadship after accomplishing a task in the horizontal plane.
Another novel purpose of this usefulness is to provide a kind of wedge-type quick connection fastener, makes it realizing that the syndeton of connection fastener is stressed to have reasonability, thereby guarantees the security reliability of scaffold building on the quick connection basis.
Three of the purpose of this utility model is to provide a kind of wedge-type quick connection fastener, utilizes the reasonability of its structure stress, makes it further simplified structure, saves material.
The purpose of this utility model is achieved in that the quick connection fastener of a kind of wedge-type, is made of main fastener and auxiliary fastener, it is characterized in that described main fastener is provided with axially extending bore, and this through hole is equipped with support bar; The periphery of described main fastener convexes with the wedge shape block that is provided with vertically, and this wedge shape block is up-small and down-big setting; Described auxiliary fastener is provided with the wedge-like groove corresponding to the wedge shape block of main fastener, and the openend of this wedge-like groove is downward.
The utility model can realize like this that also described wedge shape block can be the circular cone column, and it is conical that the wedge-like groove on the auxiliary fastener of corresponding setting with it is, and the root that described circular cone cylindricality wedge shape block is connected with periphery should be less than the diameter of corresponding position circular cone post.
Described wedge shape block also can be the square frustum, the rectangular awl of wedge-like groove on the auxiliary fastener of corresponding setting with it, and the conical surface of the wedge shape block of described rectangular frustum is provided with the guide-localization groove.
Described wedge shape block or be the dovetail taper, the wedge-like groove on the auxiliary fastener of corresponding setting with it is the dovetail taper.
The periphery that is provided with a ring-type of described auxiliary fastener is by the welding of this ring-type periphery and support bar.
Wedge-like groove on the described auxiliary fastener can be provided with rear wall, constitutes the cell body with front opening and lower ending opening.
Through hole on the described main fastener can be made of two ring bodies up and down, and the wedge shape block that the periphery of described main fastener is convexly equipped with is connected between two ring bodies.
Operating principle of the present utility model is that the main fastener weldering with connection fastener earlier is connected on the suitable height of vertical support bar, auxiliary fastener is welded in advance the termination of horizontal support bar.Earlier vertical support bar is erect and be supported in ground, make the wedge shape block that protrudes on the main fastener be up-small and down-big state setting, and corresponding to the orientation of horizontal support bar.The voussoir of the corresponding main fastener of the wedge-like groove on the auxiliary fastener is inserted in, utilize self gravity of horizontal support bar, the oblique sidewall of the wedge-like groove on the auxiliary fastener glides along the inclined-plane of the voussoir of main fastener, and until blocking mutually, the termination that is about to horizontal support bar is connected with vertical support bar.
Because in the utility model, the upper end of the wedge-like groove on the auxiliary fastener is scaffolding in the upper end of the wedge shape block of main fastener, therefore the connection between main fastener and the auxiliary fastener, the friction that not exclusively depends between the wedge-like face between the major and minor fastener engages, behind the wedge-like surface wear between the major and minor fastener, the upper surface of the wedge-like groove on the auxiliary fastener is also born certain support force simultaneously, therefore, syndeton in the utility model is more reliable and more stable with respect to prior art, and can prolong its application life.
In addition, in the utility model, the wedge-like groove of being located on the auxiliary fastener is up-small and down-big setting, when it is arranged on the wedge shape block of main fastener, the openend of its wedge-like groove does not stress, and does not therefore have the bad situation generation of wedge-like channel opening damaged on end, thereby can guarantee the structural stability of connector.
And the wedge shape block on the main fastener of the present utility model can be to be made of conical cylinder or rectangular cone, and in the wedge shape block of this conical cylinder shape or rectangular cone, correspondence is provided with circular cone cylindrical groove or rectangle cone tank on auxiliary fastener.And the wedge shape block of this shape does not have the cutting-edge structure of protrusion, is not easy to be damaged, and is more suitable in the abominable job site of environment.
By operating principle of the present utility model with and force-bearing situation can learn, voussoir is arranged on the main fastener in the utility model, its voussoir stress that bears shearing force concentrates end near vertical support bar, and this stress makes the moment of torsion minimum that root bore of wedge shape block.
In sum, effect of the present utility model is significant.At first, major-minor fastener of the present utility model in advance respectively with vertical support bar and horizontal support bar solid welding, set up in the process at the scene of scaffold, only need both mutual sleeves are got final product, thereby simplified the execute-in-place of scaffold widely.Secondly, in the utility model between main fastener and the auxiliary fastener connection be that realization is set up in wedge-like groove upper surface on friction between the wedge-like face that passes through and secondary and the part, so the reliability of its connection is better; Stressing conditions the best of syndeton of the present utility model in addition, thus can guarantee that connector is difficult for being damaged, and its structural stability is better.Structure of the present utility model is more simple simultaneously, is easy to make.
Description of drawings
The structural representation of Fig. 1 the utility model embodiment 1;
The structural representation of Fig. 2 the utility model embodiment 2;
The structural representation of Fig. 3 the utility model embodiment 3.
The specific embodiment
See also shown in Figure 1ly, the utility model is made of main fastener 1 and auxiliary fastener 2, and main fastener 1 is provided with axially extending bore 11, this through hole 11 is arranged in support bar 3, and fixedly connected with this support bar 3, in the present embodiment, main fastener 1 is the appropriate position that is welded in support bar 3 by this through hole 11.Periphery at main fastener 1 convexes with the wedge shape block that is provided with vertically, and this wedge shape block is up-small and down-big setting.Wedge shape block can evenly be distributed with two to four, and the corresponding auxiliary fastener 2 that is provided with same quantity.This auxiliary fastener 2 is provided with the wedge-like groove corresponding to the wedge shape block of main fastener 1, and the openend 22 of this wedge-like groove is downward, and 2 of auxiliary fasteners are fixedlyed connected with horizontal support bar 4.
Operating principle of the present utility model is that elder generation is fixedly connected on main fastener 1 on the suitable height of vertical support bar 3, auxiliary fastener 2 is fixed in advance the termination of horizontal support bar 4.Vertically support bar 3 is erect and is supported in ground, makes the wedge shape block that protrudes on the main fastener 1 be up-small and down-big state setting, and corresponding to the orientation of horizontal support bar 4.At the scene during the built scaffold, the wedge shape block of the corresponding main fastener 1 of the wedge-like groove on the auxiliary fastener on the horizontal support bar 42 is inserted in, utilize self gravity of horizontal support bar 4, the wedge-like sidewall of the wedge-like groove on the auxiliary fastener 2 glides along the wedge-like wall of the wedge shape block of main fastener 1, until blocking mutually, the termination that is about to horizontal support bar 4 is connected with vertical support bar 3.
In the present embodiment, the wedge shape block 121 on the main fastener 1 is the circular cone column, and the connection width of the root 122 that circular cone cylindricality wedge shape block 121 is connected with main fastener 2 peripheries forms a up-small and down-big wedge-like joint face less than the diameter of corresponding position circular cone post.And the wedge-like groove on the wedge shape block 121 corresponding auxiliary fasteners 2 that are provided with of this circular cone column also is conical wedge-like groove 211.Because in the present embodiment, the connection width of the root 122 that circular cone cylindricality wedge shape block 121 is connected with main fastener 2 peripheries is less than the diameter of corresponding position circular cone post, when conical wedge-like groove 211 is nested with and is arranged on the main fastener 2 circular cone cylindricality wedge shape blocks 121, can realize simultaneously, axial location between the two makes horizontal support bar 4 can not prolong the horizontal direction slippage.
In the utility model, the periphery that is provided with a ring-type 23 of auxiliary fastener 2, the internal diameter of this ring-type periphery 23 can be greater than the external diameters of support bar, and welding is fixing with it again in this ring-type periphery 23 thereby the termination of horizontal support bar 4 inserted.This ring-type periphery 23 has certain thickness, thereby 211 rings of the wedge-like groove on the auxiliary fastener 2 are wrapped in it, and be provided with rear wall 24 at wedge-like groove 211 rear sides, link into an integrated entity by the rear side of this rear wall 24 wedge-like groove 211, thereby constitute a cell body that only has front opening and lower ending opening, increased the intensity of cell body.
In addition, the upper end of the wedge-like groove 211 on the auxiliary fastener 2 is scaffolding in the upper end of the wedge shape block 121 of main fastener 1.Therefore, make connection between main fastener 1 and the auxiliary fastener 2, the friction that not exclusively depends between the wedge-like face between the major and minor fastener engages, and behind the wedge-like surface wear between the major and minor fastener, the upper surface of the wedge-like groove 211 on the auxiliary fastener 2 is also born certain support force simultaneously.So the syndeton in the utility model is more reliable and more stable with respect to prior art, and can prolong its application life.
In sum, the major and minor fastener of the utility model can be realized the quick connection of job site, makes that the on-the-spot built of scaffold is more convenient quick.What is more important, the force-bearing situation of the syndeton of major and minor fastener of the present utility model is more reasonable, make scaffold to set up structure safer reliable.
The structure of present embodiment can be joined shown in Figure 2.In the present embodiment, the wedge shape block that is arranged on the main fastener 1 is the wedge shape block 123 that is the square frustum, and the wedge-like groove on the auxiliary fastener 2 of corresponding setting with it also is the wedge-like groove 25 of rectangular awl.The main fastener 1 of present embodiment with can adopt auxiliary fastener 2 and being connected of support bar the mode identical with embodiment 1, do not repeat them here.
In the present embodiment, be provided with the gathering sill 124 that is provided with vertically, and corresponding to this gathering sill 124, on the wedge-like groove 25 of the rectangle awl of auxiliary fastener 2, be provided with guiding raised line 251 in the side of the wedge shape block 123 of the square frustum of main fastener 1.When the wedge-like groove 25 of the rectangle of auxiliary fastener 2 awl is placed on the wedge shape block 123 of square frustum of main fastener 1, guiding raised line 251 embeds in the gathering sill 124, form a kind of position-limiting action of along continuous straight runs, make that horizontal support bar 4 can not moving with respect to vertical support bar 3 occurred level directions.
In the present embodiment, be to save material, the body of described main fastener 1 is to be made of two ring bodies up and down, and the wedge shape block 123 that the periphery of described main fastener 1 is convexly equipped with is connected between two ring bodies.This structure can be simplified its manufacturing, and makes that the structure of main fastener 1 is more simple.
The operating principle of present embodiment and other effect are identical with embodiment 1.
The structure of present embodiment sees also shown in Figure 3.In the present embodiment, be arranged at wedge shape block on the main fastener 1 for being dovetail taper wedge-like 125, the wedge-like groove on the auxiliary fastener 2 of corresponding setting with it is dovetail tapered wedge groove 26.The main fastener 1 of present embodiment with can adopt auxiliary fastener 2 and being connected of support bar the mode identical with embodiment 1, do not repeat them here.
Be to save the material weight reduction, in the present embodiment, on the sidewall of the main body of main fastener 1 and can offer through hole in the wedge shape block 125, and on the rear wall 24 of the wedge-like groove 26 of auxiliary fastener 2, also can offer through hole.
The operating principle of present embodiment and other effect are identical with embodiment 1.
Claims (9)
1, the quick connection fastener of a kind of wedge-type is made of main fastener and auxiliary fastener, it is characterized in that described main fastener is provided with axially extending bore, and this through hole is equipped with support bar; The periphery of described main fastener convexes with the wedge shape block that is provided with vertically, and this wedge shape block is up-small and down-big setting; Described auxiliary fastener is provided with the wedge-like groove corresponding to the wedge shape block of main fastener, and the openend of this wedge-like groove is downward.
2, the quick connection fastener of a kind of wedge-type according to claim 1 is characterized in that described wedge shape block is the circular cone column, and it is conical that the wedge-like groove on the auxiliary fastener of corresponding setting with it is.
3, the quick connection fastener of a kind of wedge-type according to claim 1 is characterized in that described wedge shape block is the square frustum, the rectangular awl of wedge-like groove on the auxiliary fastener of corresponding setting with it.
4, the quick connection fastener of a kind of wedge-type according to claim 1 is characterized in that described wedge shape block is the dovetail taper, and the wedge-like groove on the auxiliary fastener of corresponding setting with it is the dovetail taper.
5, the quick connection fastener of a kind of wedge-type according to claim 2 is characterized in that the root that described circular cone cylindricality wedge shape block is connected with periphery should be less than the diameter of corresponding position circular cone post.
6, the quick connection fastener of a kind of wedge-type according to claim 3 is characterized in that the conical surface of the wedge shape block of described rectangular frustum is provided with the guide-localization groove.
7,, it is characterized in that the periphery that is provided with a ring-type of described auxiliary fastener, by the welding of this ring-type periphery and support bar according to the quick connection fastener of the described a kind of wedge-type of claim 1 to 6.
8, according to the quick connection fastener of the described a kind of wedge-type of claim 1 to 6, it is characterized in that the wedge-like groove on the described auxiliary fastener can be provided with rear wall, constitute cell body with front opening and lower ending opening.
9, according to the quick connection fastener of the described a kind of wedge-type of claim 1 to 6, it is characterized in that the through hole on the described main fastener can be made of two ring bodies up and down, the wedge shape block that the periphery of described main fastener is convexly equipped with is connected between two ring bodies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01275179 CN2519835Y (en) | 2001-12-20 | 2001-12-20 | Wedge type quick connection fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01275179 CN2519835Y (en) | 2001-12-20 | 2001-12-20 | Wedge type quick connection fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2519835Y true CN2519835Y (en) | 2002-11-06 |
Family
ID=33679655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01275179 Expired - Fee Related CN2519835Y (en) | 2001-12-20 | 2001-12-20 | Wedge type quick connection fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2519835Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749413A (en) * | 2020-06-24 | 2020-10-09 | 深圳市佰邦建筑设计顾问有限公司 | Energy-saving environment-friendly heat-insulating wallboard |
-
2001
- 2001-12-20 CN CN 01275179 patent/CN2519835Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749413A (en) * | 2020-06-24 | 2020-10-09 | 深圳市佰邦建筑设计顾问有限公司 | Energy-saving environment-friendly heat-insulating wallboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |