CN2878581Y - Wave expander ring type building anchor bolt - Google Patents
Wave expander ring type building anchor bolt Download PDFInfo
- Publication number
- CN2878581Y CN2878581Y CN 200620070940 CN200620070940U CN2878581Y CN 2878581 Y CN2878581 Y CN 2878581Y CN 200620070940 CN200620070940 CN 200620070940 CN 200620070940 U CN200620070940 U CN 200620070940U CN 2878581 Y CN2878581 Y CN 2878581Y
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- CN
- China
- Prior art keywords
- hump
- anchor bolt
- type expander
- screw rod
- utility
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- 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 - Lifetime
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Abstract
The utility model discloses an architectura anchor bolt The aim is to solve the existing architectura problems about the complicated structure, the high production cost and the influence pore wall strength. The utility model is an architectural waveform expanding-band anchor bolt, which is provided with the advantages such as simple structure, easy manufacture, and low cost. The anchor bolt comprises at least a screw (1) with a pyramid frustum (8) , a thimble (2) nested around the screw (1), a nut (3) spinned onto the screw (1). The utility model is characterized in that a waveform expanding band (4) is arranged upon the screw (1) between the pyramid frustum (8) and the metal thimble (2); the structure is simple; the manufacture is easy; the cost is low; the installation is convenient and reliable.
Description
Technical field
The utility model relates to a kind of building fittings, the crab-bolt that the ornament materials of especially a kind of ceramic wafer, Hua Gangyan or stone material that is used to make wall decoration and so on links to each other with metal framework, specifically a kind of hump-type expander formula building anchor bolt.
Background technology
As everyone knows, architectural decoration more and more comes into one's own in recent years, and it is the symbol of city image and developer's strength, and various places are built all kinds of landmark buildings one after another for this reason, and the height of domestic construction thing constantly refreshes.In architectural decoration, the decoration of exterior wall is again the key that is directly connected to architectural image.At present, what the decoration of top-grade building beyond the region of objective existence wall generally adopted is ceramic wafer, Hua Gangyan or stone decoration, in order to make on this metal framework that two kinds of ornament materials can be fixedly mounted on safely with body of wall links to each other, people have invented various connection crab-bolts, be fixedly mounted on ceramic wafer by an end that will connect crab-bolt, the installing hole of preprocessing in Hua Gangyan or the stone material, the other end links to each other with metal framework, thereby realization ceramic wafer, fixing of Hua Gangyan or stone material, in order to prevent that connecting crab-bolt comes off from installing hole, people are usually at the bottom of installing hole processing one slotted eye greater than installing hole, thereby the step surface that connects on the crab-bolt are entered make in the slotted eye and connect crab-bolt and be securely fixed in ceramic wafer by connecting distortion that crab-bolt stretches into the end in the installing hole, in Hua Gangyan or the stone material.Chinese patent 2004200598905 and 01813758X are exactly the representative of present two kinds of crab-bolt structures using always, they all are to utilize the principle of expansion bolt to design, though solved the installation question of ceramic wafer, Hua Gangyan or stone material preferably, but because its complex structure, manufacturing cost is higher, price is all more than 10 yuan, installation cost is very high concerning the user, there is prestressing force during simultaneously owing to installation, and can produce a prestressing force vertical with the plane, influence the intensity of hole wall, influence its wind resistance and shock resistance, have certain potential safety hazard.
Summary of the invention
The purpose of this utility model is at existing building anchor bolt complex structure, and the manufacturing cost height can influence the problem of hole wall intensity, design a kind of simple in structure, easily manufactured, the hump-type expander formula building anchor bolt that cost is low.
The technical solution of the utility model is:
A kind of hump-type expander formula building anchor bolt, comprise that a screw rod 1, that has frustum 8 is sleeved on sleeve 2, the nut 3 of a spinning on screw rod 1 on the screw rod 1, it is characterized in that on the screw rod 1 between frustum 8 and the sleeve 2, being set with hump-type expander 4, and the internal diameter of hump-type expander 4 is less than the maximum outside diameter of frustum 8.
Described hump-type expander 4 is the above hump-type expander of three ripples (total has six crests, trough) or three ripples, and crest, trough are the benchmark symmetric arrangement with the central plane.
Described hump-type expander 4 the bests are four ripples (total has eight crests, trough) hump-type expanders.And crest, trough are the benchmark symmetric arrangement with the central plane.
On described frustum 8, be provided with a projection 5 that offset, that prevent screw rod 1 rotation of the waveform with hump-type expander 4 at least.
At least be provided with on the inwall of described sleeve 2 one with screw rod 1 on the anticreep projection 6 that matches of thread groove.
Surface Machining at described sleeve 2 has frictional force, the anti-slip tank of being convenient to rotate or the bar 7 of increasing.
The utlity model has following advantage:
1, simple in structure, easily manufactured.For anticorrosion, crab-bolt generally adopts the stainless steel material manufacturing, and the crab-bolt of original structure is because complex structure, difficulty is big during manufacturing, yield rate is low, so cost is higher, and the utility model is owing to thoroughly changed the structure of crab-bolt, all component all can adopt simple machine or punching press to shape, therefore make simply efficient height, yield rate height, therefore cost can descend greatly, has the very strong market competitiveness.
2, intensity height, shock resistance are good.One side waveform account circle of the present utility model can bear the pulling force up to a ton when being three ripples and can not ftracture, when waveform account circle is four waveforms, tensile strength then can be up to more than 1.4 tons, on the other hand because mainly radially distribution of the force direction after the hump-type expander distortion, axial force is less, therefore significantly reduce ceramic wafer, Hua Gangyan or stone material because of being subjected to the broken probability of responsive to axial force, strengthened its wind resistance and shock resistance.
3, easy for installation.Can guarantee in the process at fastening nut that by partly set up the anti-rotation projection at frustum screw rod can servo-actuated; By set up the anticreep projection in sleeve, sleeve can landing from screw rod in the time of can guaranteeing work high above the ground.
4, fill up the domestic market blank, had the stronger market competitiveness, can reduce the wall decoration cost greatly.
5, purposes is wide, except that the fixed installation that can be used for ornament materials such as Da Lichang, curtain wall, also can be used for heat insulating material, the indoor occasion such as item of hanging is used.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is one of structural representation of hump-type expander of the present utility model.
Fig. 3 be hump-type expander of the present utility model structural representation two.
Fig. 4 is a user mode structural representation of the present utility model.
The specific embodiment
Following structure drawings and Examples are further described the utility model.
Shown in Fig. 1～4.
A kind of hump-type expander formula building anchor bolt, all adopt the stainless steel material manufacturing, which comprises at least a screw rod 1 that has a frustum 8, one is sleeved on the sleeve 2 on the screw rod 1, the nut 3 of one spinning on screw rod 1, at three ripples (as shown in Figure 2) that on the screw rod 1 between frustum 8 and the sleeve 2, are set with the waveform symmetry layout or the hump-type expander 4 of four ripples (as shown in Figure 3), preferred four wave structures, it is big that it has a bearing capacity, constitutionally stable advantage, crest, trough should be the benchmark symmetric arrangement with the central plane, be that each side respectively has two crests, two troughs, the internal diameter of hump-type expander 4 is less than the maximum outside diameter of frustum 8.At least be provided with a projection 5 that offset, that prevent screw rod 1 rotation of the waveform with hump-type expander 4 on the frustum 8.Also be provided with at least on the inwall of sleeve 2 one with screw rod 1 on the anticreep projection 6 that matches of thread groove, also being processed with on the surface of this external sleeve 2 increases frictional force, the anti-slip tank of being convenient to rotate or bar 7.
Of the present utility modelly install and use state as shown in Figure 4, nut 3 can directly use big nut to link to each other with metal framework 9 as required during installation, also can increase by a pad between nut 3 and sleeve 2, elastic washer on pad between nut 3 and the metal framework 9.
Installation process of the present utility model is:
At first the end with crab-bolt band frustum of the present utility model stretches into ceramic wafer, in the installing hole that has slotted eye on Hua Gangyan or the stone material, and waveform mouth on the hump-type expander 4 is aimed on the anti-rotation projection 5 on the frustum 8, screw off nut 3 (also can screw off standby in advance), hammering sleeve 2, anticreep projection 6 in the sleeve 2 is come off, the other end compressing hump-type expander 4 of sleeve 2, making its radial dimension become slotted eye wall big and the installing hole bottom offsets, this moment is because the effect of the anti-rotation projection 5 on the frustum, screw rod 1 can't rotate in installing hole, only the other end of screw rod 1 need be penetrated this moment in the installing hole on the metal framework 9, fastening nut 3 gets final product (should fill up corresponding pad or packing ring in case of necessity).Every block of ceramic wafer, Hua Gangyan or stone material are fixed 3 to 4 crab-bolts of the present utility model and can be fixedly secured.
The utility model is that the distortion by hump-type expander realizes being connected of crab-bolt and decorative panel, and all similar structures of this principle that utilizes all are considered to equivalence replacement of the present utility model, all at the row of protection of the present utility model.
Claims (6)
1, a kind of hump-type expander formula building anchor bolt, comprise that a screw rod (1), that has frustum (8) is sleeved on sleeve (2), the nut (3) of a spinning on screw rod (1) on the screw rod (1), is characterized in that being set with hump-type expander (4) on the screw rod (1) that is positioned between frustum (8) and the sleeve (2).
2, hump-type expander formula building anchor bolt according to claim 1 is characterized in that described hump-type expander (4) is three ripples or the above hump-type expander of three ripples.
3, hump-type expander formula building anchor bolt according to claim 1 and 2 is characterized in that described hump-type expander (4) is four wave-wave shape packings.
4, hump-type expander formula building anchor bolt according to claim 1 is characterized in that being provided with at least a projection (5) that offset, that prevent screw rod (1) rotation of the waveform with hump-type expander (4) on described frustum (8).
5, hump-type expander formula building anchor bolt according to claim 1, it is characterized in that be provided with at least on the inwall of described sleeve (2) one with screw rod (1) on the anticreep projection (6) that matches of thread groove.
6, hump-type expander formula building anchor bolt according to claim 1 or 5 is characterized in that in the Surface Machining of described sleeve (2) frictional force, the anti-slip tank of being convenient to rotate or the bar (7) of increasing being arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620070940 CN2878581Y (en) | 2006-04-04 | 2006-04-04 | Wave expander ring type building anchor bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620070940 CN2878581Y (en) | 2006-04-04 | 2006-04-04 | Wave expander ring type building anchor bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2878581Y true CN2878581Y (en) | 2007-03-14 |
Family
ID=37860996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620070940 Expired - Lifetime CN2878581Y (en) | 2006-04-04 | 2006-04-04 | Wave expander ring type building anchor bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2878581Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340234A (en) * | 2018-12-17 | 2019-02-15 | 嘉兴钰丰汽车零部件有限公司 | A kind of dropproof expansion bolt of pattern pressing type |
-
2006
- 2006-04-04 CN CN 200620070940 patent/CN2878581Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340234A (en) * | 2018-12-17 | 2019-02-15 | 嘉兴钰丰汽车零部件有限公司 | A kind of dropproof expansion bolt of pattern pressing type |
| CN109340234B (en) * | 2018-12-17 | 2023-09-01 | 嘉兴钰丰汽车零部件股份有限公司 | Embossing type anti-drop expansion bolt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070314 |
|
| EXPY | Termination of patent right or utility model |