CN104482011A - Dual-fixing anchor bolt - Google Patents
Dual-fixing anchor bolt Download PDFInfo
- Publication number
- CN104482011A CN104482011A CN201410731377.4A CN201410731377A CN104482011A CN 104482011 A CN104482011 A CN 104482011A CN 201410731377 A CN201410731377 A CN 201410731377A CN 104482011 A CN104482011 A CN 104482011A
- Authority
- CN
- China
- Prior art keywords
- load
- bolt
- drum
- expanding plate
- compression sleeve
- Prior art date
- 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.)
- Granted
Links
- 239000002184 metal Substances 0.000 claims abstract description 31
- 239000000126 substance Substances 0.000 claims abstract description 12
- 238000005260 corrosion Methods 0.000 claims abstract description 4
- 230000007797 corrosion Effects 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 27
- 238000007906 compression Methods 0.000 claims description 27
- 239000007787 solid Substances 0.000 claims description 23
- 238000005452 bending Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 15
- 238000004513 sizing Methods 0.000 claims description 15
- 239000003292 glue Substances 0.000 claims description 7
- 239000011159 matrix material Substances 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 230000032683 aging Effects 0.000 abstract description 2
- 239000004568 cement Substances 0.000 abstract 4
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000005246 galvanizing Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B31/00—Screwed connections specially modified in view of tensile load; Break-bolts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
- F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
- F16B13/06—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve
- F16B13/063—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve by the use of an expander
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a dual-fixing anchor bolt comprising a metal shank. The metal shank comprises a bearing segment and a connecting segment. The bearing segment is sleeved with a bearing drum and a squeezing sleeve. The bearing segment is provided with a projecting edge for use with lock keys to fasten the bearing drum between the projecting edge and the lock keys; the bearing drum is provided with expanding sheets distributed around the axis of the bearing drum; gaps allowing cement to enter the bearing drum are provided among the expanding sheets; the end, abutted to the squeezing sleeve, of the bearing drum is horn shaped, and the wall of the squeezing drum is provided with a cement inlet. After the metal shank is axially moved, the projecting edge and the squeezing sleeve compress the bearing drum face to face and stop until the expanding sheets are bent and fastened in connecting holes; meanwhile by the use with the cement in the connecting holes, mechanical and chemical fixation is achieved. The cement is capable of isolating air so that the metal shank is protected from corrosion and ageing; welding nuts are not required; firmness is permanent; safety of building accessories can be improved, and cost thereof can be decreased.
Description
Technical field
The present invention relates to a kind of crab-bolt, the two solid crab-bolt especially mechanical anchor combined with chemical anchor bolts.
Background technique
Existing chemical anchor bolts, due to problems affect such as chemical glue is residual by boring dust, gluing life-spans, cause comparatively multiple-project to there is hidden danger.Existing machinery crab-bolt, chemical plating, hot galvanizing surface process two kinds is only had from manufacturing technology, its hot galvanizing surface process is coarse, screw thread place can only attack line and deface coating by secondary, uses so cannot meet on all kinds of building concrete higher by humidity, seawater, chemical industry, life-span and shockproof requirements.Existing mechanical connection and the matching used crab-bolt of chemical glue, it is stressed that the expanding piece due to mechanical connection mostly is sheet, and load is little, and when chemical glue lost efficacy or depart from, mechanical connection cannot carry alone the design load of firmware, also there is the hidden danger had an accident.
Summary of the invention
For prior art Problems existing, the object of the present invention is to provide a kind of mechanical connection and chemical glue with the use of two solid crab-bolts, without the need to welded nut, forever firm, the Security of building associate member can be improved and reduce costs.
For achieving the above object, a kind of two solid crab-bolt of the present invention, comprise anchor metal, described anchor metal comprises the load section being positioned at matrix attachment hole and the linkage section be positioned at outside hole, it is characterized in that, described load section is equipped with the load drum and compression sleeve that arrange vertically, load section is provided with the radial flange protruded, coordinate the locking key that load section end is arranged, by the holding of described load drum between described flange and described locking key, one end of load drum axis leans on described flange, the other end leans on described compression sleeve, compression sleeve leans at the bottom of the hole of described attachment hole, wherein, load drum is provided with the expanding plate around axis distribution, be provided with between described expanding plate and enter the gap in rousing for sizing material, " loudspeaker " type of outward opening is arranged in the end that load drum and compression sleeve lean mutually, the bulging wall of this " loudspeaker " type is provided with the glue-feeder entering its inside for sizing material, anchor metal is moved axially, and flange and compression sleeve compress load drum in opposite directions, are placed in attachment hole to expanding plate bending deflection, and the sizing material be simultaneously connected in hole realizes machinery, chemistry is two fixing.
Further, the middle part of described expanding plate is provided with bending point, and expanding plate is minimum at the width of described bending point.
Further, described expanding plate is provided with gap at described bending point.
Further, described expanding plate is provided with load projection, described load projection be formed by mechanical stamping strip, point-like, reticulate pattern or unidirectional incision projection.
Further, the anchor metal between described flange and described locking key is provided with the concave-convex grain embedded mutually with sizing material on the surface, and described concave-convex grain is round, latticed or random line shape.
Further, the surface of contact that described compression sleeve and described load drum lean mutually is for being obliquely installed, make the upper inside extrusion metal anchor pole of " loudspeaker " type opening of load drum by the surface of contact of this inclination, anchor metal gives counter-force bandy with described expanding plate under chemical glue solidification simultaneously.
Further, described locking key is set to radial " flange collar " type, the outer circumferential face of locking key and the inwall interference fit of described compression sleeve or bonding cooperation of protruding.
Further, the end of described compression sleeve is provided with to projecting inward squeeze station.
Further, the described load section of described anchor metal is provided with radial the load boss, screw thread or the circle line that protrude; Described load section can also be arranged to vertebra shape boss; The end of described linkage section is provided with striking head.
Further, described linkage section surface scribbles corrosion-resistant finishes.
The present invention utilize mechanical connection and chemical glue with the use of two solid crab-bolts, sizing material can completely cut off air, makes anchor metal avoid corrosion and ageing, without the need to welded nut, forever firm, can improve the Security of building associate member and reduce costs.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of two solid crab-bolt of the present invention;
Fig. 2 is a kind of two structural representation consolidated when crab-bolt uses of the present invention;
Fig. 3 is the structural representation of anchor metal;
Fig. 4 is the structural representation of load drum;
Fig. 5 is the second embodiment schematic diagram of compression sleeve;
Fig. 6 is the second embodiment schematic diagram of anchor metal;
Fig. 7 is the second embodiment schematic diagram of load drum;
Fig. 8 is the third embodiment's schematic diagram of load drum.
Embodiment
Below, with reference to accompanying drawing, invention is originally more fully illustrated, shown in the drawings of exemplary embodiment of the present invention.But the present invention can be presented as multiple multi-form, and should not be construed as the exemplary embodiment being confined to describe here.But, these embodiments are provided, thus make the present invention comprehensively with complete, and scope of the present invention is fully conveyed to those of ordinary skill in the art.
For ease of illustrating, here can use such as " on ", the space relative terms such as D score " left side " " right side ", for illustration of the element of shown in figure or the feature relation relative to another element or feature.It should be understood that except the orientation shown in figure, spatial terminology is intended to comprise device different azimuth in use or operation.Such as, if the device in figure is squeezed, be stated as the element being positioned at other elements or feature D score will be positioned at other elements or feature " on ".Therefore, exemplary term D score can comprise upper and lower both orientation.Device can otherwise be located (90-degree rotation or be positioned at other orientation), and space used here illustrates relatively can correspondingly explain.
Embodiment 1
Be illustrated in figure 1 the concrete structure schematic diagram of a kind of two solid crab-bolt of the present invention, comprise anchor metal 1, linkage section 2, load section 3, flange 4, load drum 5 and compression sleeve 8.One end of load drum 5 axis leans on flange 4, and the other end leans on extruded sleeve 8.
Be illustrated in figure 2 structural representation when a kind of two solid crab-bolt of the present invention uses, comprise anchor metal 1, linkage section 2, load section 3, flange 4, load drum 5, locking key 6, concave-convex grain 7 and compression sleeve 8.Two solid crab-bolt being inserted to fill with has in the attachment hole 91 of the matrix 9 of sizing material, linkage section 2 is being exposed at matrix 9 outside, load section 3 is in attachment hole 91, and linkage section 2 is thread section, and thread section is connected with pawl power section 21, be provided with between thread section and pawl power section 21 and break a little 22, the mode of action of instrument is generally and is pulled outwardly anchor metal 1, and utilizes reaction force to push away forward compression sleeve 8, and extruding makes load drum 5 be out of shape, complete clamping, instrument is also taken advantage of a situation and a little 22 to be broken from breaking by linkage section 2.
Load section 3 is provided with the radial flange 4 protruded, coordinate load section 3 end to arrange locking key 6, by load drum 5 holding between flange 4 and locking key 6, one end of load drum 5 axis leans on flange 4, the other end leans on extruded sleeve 8, and compression sleeve 8 leans at the bottom of the hole of attachment hole 91.The outer circumferential face of locking key 6 and the inwall interference fit of described compression sleeve 8 or bonding cooperation.
Be illustrated in figure 3 anchor metal structural representation, comprise anchor metal 1, linkage section 2, load section 3, flange 4, locking key 6 and concave-convex grain 7.Be provided with concave-convex grain 7 between flange 4 and locking key 6, concave-convex grain is round, latticed or random line shape, and concave-convex grain 7 can make the sizing material entering load drum 5 from gap and glue-feeder 52 be connected more fastening with anchor metal 1.
Be illustrated in figure 4 the structural representation of load drum, comprise load drum 5, expanding plate 51, glue-feeder 52.Load drum 5 is provided with the expanding plate 51 around axis distribution, be provided with between expanding plate 51 and enter the gap in rousing for sizing material, " loudspeaker " type of outward opening is arranged in the end that load drum 5 and compression sleeve 8 lean mutually, and the bulging wall of this " loudspeaker " type is provided with the glue-feeder 52 entering its inside for sizing material.The surface of contact that compression sleeve 8 and load drum 5 lean mutually, for being obliquely installed, makes the inside extrusion metal anchor pole 1 of " loudspeaker " type opening on load drum 5 by the surface of contact of this inclination, and anchor metal 1 is given and the bandy counter-force of described expanding plate 51 simultaneously.
During use, two solid crab-bolt being inserted to fill with has in the attachment hole 91 of the matrix 9 of sizing material, and make anchor metal 1, flange 4 and compression sleeve 8 compress load drum 5 in opposite directions, be connected in hole to expanding plate 51 bending deflection, the sizing material be simultaneously connected in hole realizes machinery, chemistry is two fixing.
Embodiment 2
As shown in Figure 5, the structure of two solid crab-bolt is substantially the same manner as Example 1 in the present embodiment, and difference is, the end of compression sleeve 8 is provided with to projecting inward squeeze station 81, and compression sleeve 8 is thickeied.
Embodiment 3
As shown in Figure 6, the structure of two solid crab-bolt is substantially the same manner as Example 1 in the present embodiment, and difference is, the linkage section 2 of anchor metal 1 is provided with outside thread, is threaded connection and is connected with adapter.The end of linkage section 2 is provided with striking head 10, knocks striking head 10 by instrument, makes expanding plate dilatancy, is stuck in the attachment hole 91 of matrix 9, forms machinery fixing.
Embodiment 4
As shown in Figure 7, the structure of two solid crab-bolt is substantially the same manner as Example 1 in the present embodiment, difference is, expanding plate 51 is provided with load projection 56, load projection 56 be formed by mechanical stamping strip, point-like, reticulate pattern or unidirectional incision projection, load projection 56 can, when expanding plate 51 deformation forms mechanical fixing, make expanding plate 51 fixing more firm with attachment hole 91.
Embodiment 5
Substantially identical with embodiment 1 structure; difference is; as shown in Figure 8; bending point 57 is provided with in the middle part of the expanding plate 51 of load drum 5; expanding plate 51 is provided with gap 58 at described bending point 57; expanding plate 51 is minimum at the width of bending point 57, arranges bending point 57 and can guide bending, guarantees fixing the completing of machinery.
Expanding plate 51 can also be arranged to other shapes, as long as ensure that expanding plate 51 is minimum places of width on expanding plate 51 at the width of bending point 57.
Claims (10)
1. a two solid crab-bolt, comprise anchor metal, described anchor metal comprises the load section being positioned at matrix attachment hole and the linkage section be positioned at outside hole, it is characterized in that, described load section is equipped with the load drum and compression sleeve that arrange vertically, load section is provided with the radial flange protruded, coordinate the locking key that load section end is arranged, by the holding of described load drum between described flange and described locking key, one end of load drum axis leans on described flange, the other end leans on described compression sleeve, compression sleeve leans at the bottom of the hole of described attachment hole, wherein, load drum is provided with the expanding plate around axis distribution, be provided with between described expanding plate and enter the gap in rousing for sizing material, " loudspeaker " type of outward opening is arranged in the end that load drum and compression sleeve lean mutually, the bulging wall of this " loudspeaker " type is provided with the glue-feeder entering its inside for sizing material, anchor metal is moved axially, and flange and compression sleeve compress load drum in opposite directions, are placed in attachment hole to expanding plate bending deflection, and the sizing material be simultaneously connected in hole realizes machinery, chemistry is two fixing.
2. a kind of two solid crab-bolt as claimed in claim 1, it is characterized in that, the middle part of described expanding plate is provided with bending point, and expanding plate is minimum at the width of described bending point.
3. a kind of two solid crab-bolt as claimed in claim 2, it is characterized in that, described expanding plate is provided with gap at described bending point.
4. crab-bolt as claimed in claim 1 a kind of two solid, is characterized in that, described expanding plate is provided with load projection, described load projection be formed by mechanical stamping strip, point-like, reticulate pattern or unidirectional incision projection.
5. a kind of two solid crab-bolt as claimed in claim 1, it is characterized in that, the anchor metal between described flange and described locking key is provided with the concave-convex grain embedded mutually with sizing material on the surface, and described concave-convex grain is round, latticed or random line shape.
6. a kind of two solid crab-bolt as claimed in claim 1, it is characterized in that, the surface of contact that described compression sleeve and described load drum lean mutually is for being obliquely installed, make the upper inside extrusion metal anchor pole of " loudspeaker " type opening of load drum by the surface of contact of this inclination, anchor metal gives counter-force bandy with described expanding plate under chemical glue solidification simultaneously.
7. a kind of two solid crab-bolt as claimed in claim 1, it is characterized in that, described locking key is set to radial " flange collar " type, the outer circumferential face of locking key and the inwall interference fit of described compression sleeve or bonding cooperation of protruding.
8. a kind of two solid crab-bolt as claimed in claim 1, it is characterized in that, the end of described compression sleeve is provided with to projecting inward squeeze station.
9. a kind of two solid crab-bolt as claimed in claim 1, is characterized in that, the described load section of described anchor metal is provided with radial the load boss, screw thread or the circle line that protrude; Described load section can also be arranged to vertebra shape boss; The end of described linkage section is provided with striking head.
10. a kind of two solid crab-bolt as claimed in claim 1, it is characterized in that, described linkage section surface scribbles corrosion-resistant finishes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410731377.4A CN104482011B (en) | 2014-12-05 | 2014-12-05 | A kind of double; two solid crab-bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410731377.4A CN104482011B (en) | 2014-12-05 | 2014-12-05 | A kind of double; two solid crab-bolt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104482011A true CN104482011A (en) | 2015-04-01 |
| CN104482011B CN104482011B (en) | 2016-06-29 |
Family
ID=52756590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410731377.4A Expired - Fee Related CN104482011B (en) | 2014-12-05 | 2014-12-05 | A kind of double; two solid crab-bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104482011B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015233A (en) * | 2016-01-18 | 2016-10-12 | 杭州斯泰新材料技术有限公司 | Safe anchor bolt with lattice rib stirring knife |
| CN106369029A (en) * | 2015-07-22 | 2017-02-01 | 费希尔厂有限责任两合公司 | Fastening device and expansion anchor |
| CN107717845A (en) * | 2017-11-21 | 2018-02-23 | 索格菲（苏州）汽车部件有限公司 | A kind of predetermined set of the not de- bolt of pine |
| CN111894153A (en) * | 2020-06-30 | 2020-11-06 | 江苏凯宇建材科技有限公司 | Through hole anchor bolt device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3174387A (en) * | 1962-06-04 | 1965-03-23 | Fischer Artur | Expansion bolt |
| HU219727B (en) * | 1998-07-23 | 2001-07-30 | Fischerwerke Artur Fischer Gmbh. & Co. Kg | Stretching anchor of metal |
| CN2861588Y (en) * | 2005-06-07 | 2007-01-24 | 上海罗凯信息技术有限公司 | Anchor bolt |
| US20080075553A1 (en) * | 2006-09-21 | 2008-03-27 | Hilti Aktiengesellschaft | Expansion anchor |
| CN102121495A (en) * | 2010-12-15 | 2011-07-13 | 刘杰萍 | Mechanical anchor bolt with chemical agent |
-
2014
- 2014-12-05 CN CN201410731377.4A patent/CN104482011B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3174387A (en) * | 1962-06-04 | 1965-03-23 | Fischer Artur | Expansion bolt |
| HU219727B (en) * | 1998-07-23 | 2001-07-30 | Fischerwerke Artur Fischer Gmbh. & Co. Kg | Stretching anchor of metal |
| CN2861588Y (en) * | 2005-06-07 | 2007-01-24 | 上海罗凯信息技术有限公司 | Anchor bolt |
| US20080075553A1 (en) * | 2006-09-21 | 2008-03-27 | Hilti Aktiengesellschaft | Expansion anchor |
| CN102121495A (en) * | 2010-12-15 | 2011-07-13 | 刘杰萍 | Mechanical anchor bolt with chemical agent |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369029A (en) * | 2015-07-22 | 2017-02-01 | 费希尔厂有限责任两合公司 | Fastening device and expansion anchor |
| CN106369029B (en) * | 2015-07-22 | 2018-12-14 | 费希尔厂有限责任两合公司 | Clamp device and expansion anchor |
| CN106015233A (en) * | 2016-01-18 | 2016-10-12 | 杭州斯泰新材料技术有限公司 | Safe anchor bolt with lattice rib stirring knife |
| CN106015233B (en) * | 2016-01-18 | 2018-11-06 | 杭州斯泰新材料技术有限公司 | A kind of safe anchor bolt whisking knife with lattice rib |
| CN107717845A (en) * | 2017-11-21 | 2018-02-23 | 索格菲（苏州）汽车部件有限公司 | A kind of predetermined set of the not de- bolt of pine |
| CN111894153A (en) * | 2020-06-30 | 2020-11-06 | 江苏凯宇建材科技有限公司 | Through hole anchor bolt device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104482011B (en) | 2016-06-29 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20160629 |