CN104482011B - A kind of double; two solid crab-bolt - Google Patents
A kind of double; two solid crab-bolt Download PDFInfo
- Publication number
- CN104482011B CN104482011B CN201410731377.4A CN201410731377A CN104482011B CN 104482011 B CN104482011 B CN 104482011B CN 201410731377 A CN201410731377 A CN 201410731377A CN 104482011 B CN104482011 B CN 104482011B
- Authority
- CN
- China
- Prior art keywords
- load
- double
- 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.)
- Expired - Fee Related
Links
- 239000007787 solid Substances 0.000 title claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 31
- 230000006835 compression Effects 0.000 claims abstract description 30
- 238000007906 compression Methods 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 18
- 238000004513 sizing Methods 0.000 claims abstract description 18
- 239000000126 substance Substances 0.000 claims abstract description 13
- 230000007797 corrosion Effects 0.000 claims abstract description 4
- 238000005260 corrosion Methods 0.000 claims abstract description 4
- 238000009826 distribution Methods 0.000 claims abstract description 4
- 238000005452 bending Methods 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 7
- 208000031481 Pathologic Constriction Diseases 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 6
- 210000001215 vagina Anatomy 0.000 claims description 6
- 230000002093 peripheral effect Effects 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
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000005246 galvanizing Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 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
- 238000007772 electroless plating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 230000035882 stress Effects 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 kind of double; two solid crab-bolt, including anchor metal, anchor metal includes load section and linkage section, load section is equipped with load drum and compression sleeve, load section is provided with flange, coordinate locking key, by load drum holding between flange and locking key, load drum is provided with the expanding plate around axis distribution, is provided for sizing material between expanding plate and enters the gap in drum, the end that load drum and compression sleeve lean mutually is arranged to " loudspeaker " type, and its drum wall is provided with glue-feeder；Making anchor metal move axially, flange and compression sleeve compress load drum in opposite directions, are placed in connecting hole to expanding plate flexural deformation, and it is mechanical, chemical double; two fixing that the sizing material in hole that is simultaneously connected realizes.Sizing material can completely cut off air, makes anchor metal avoid corrosion and ageing, it is not necessary to welded nut, forever firm, can improve the safety of building associate member and reduce cost.
Description
Technical field
The present invention relates to a kind of crab-bolt, the double; two solid crab-bolt especially mechanical anchor combined with chemical anchor bolts.
Background technology
Existing chemical anchor bolts, owing to chemical glue is affected by problems such as boring dust residual, gluing life-spans, cause that relatively multiple-project exists hidden danger.Existing machinery crab-bolt, manufacturing technology, only electroless plating, hot galvanizing surface process two kinds, its hot galvanizing surface processes coarse, screw thread place can only attack stricture of vagina and destroy overlay coating by secondary, uses on all kinds of building concrete higher by humidity, sea water, chemical industry, life-span and shockproof requirements so cannot meet.Existing mechanical connection and the matching used crab-bolt of chemical glue, owing to the expansion part being mechanically connected mostly is lamellar stress, load is little, when chemical glue lost efficacy or departed from, is mechanically connected the design load that cannot carry alone firmware, there is also the hidden danger having an accident.
Summary of the invention
For prior art Problems existing, it is an object of the invention to provide a kind of be mechanically connected with chemical glue with the use of double; two solid crab-bolts, it is not necessary to welded nut, forever firm, the safety of building associate member can be improved and reduce cost.
For achieving the above object, a kind of double, two solid crab-bolts of the present invention, including anchor metal, described anchor metal includes the load section being positioned at matrix connecting hole and the linkage section being positioned at outside hole, it is characterized in that, described load section is equipped with axially aligned load drum and compression sleeve, load section is provided with the flange of radially protruding, coordinate the locking key that load section end is arranged, by the drum holding of described load between described flange and described locking key, the axial one end of load drum acts against on described flange, the other end acts against on described compression sleeve, compression sleeve acts against at the bottom of the hole of described connecting hole, wherein, load drum is provided with the expanding plate around axis distribution, it is provided for sizing material between described expanding plate and enters the gap in drum, the end that load drum and compression sleeve lean mutually is arranged to " loudspeaker " type of outward opening, the bulging wall of this " loudspeaker " type is provided for sizing material and enters its internal glue-feeder；Making anchor metal move axially, flange and compression sleeve compress load drum in opposite directions, are placed in connecting hole to expanding plate flexural deformation, and it is mechanical, chemical double; two fixing that the sizing material in hole that is simultaneously connected realizes.
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 being provided with load projection, described load projection is the projection of the strip, point-like, reticulate pattern or the unidirectional incision that are formed by mechanical stamping.
Further, the anchor metal surface between described flange and described locking key being provided with the asperities embedded mutually with sizing material, described asperities is round, latticed or random stricture of vagina shape.
Further, the contact surface that described compression sleeve and described load drum lean mutually is for being obliquely installed, making upper " loudspeaker " the type opening of load drum inwardly extrude anchor metal by the contact surface 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 " flange collar " type of radially protruding, the inwall interference fit of the outer peripheral face of locking key and described compression sleeve or bonding cooperation.
Further, the end of described compression sleeve is provided with inwardly projecting squeeze station.
Further, the described load section of described anchor metal is provided with the load boss of radially protruding, screw thread or circle stricture of vagina；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 be mechanically connected with chemical glue with the use of double; two solid crab-bolts, sizing material can completely cut off air, makes anchor metal avoid corrosion and ageing, it is not necessary to welded nut, forever firm, can improve the safety of building associate member and reduce cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of double; two solid crab-bolts of the present invention；
Fig. 2 is structural representation during a kind of couple of present invention crab-bolts use admittedly；
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 schematic diagram of load drum.
Detailed description of the invention
Below, with reference to accompanying drawing, invention is originally more fully illustrated, shown in the drawings of the exemplary embodiment of the present invention.But, the present invention can be presented as multiple multi-form, is not construed as the exemplary embodiment being confined to describe here.And it is to provide these embodiments, so that the present invention is fully and completely, and will fully convey the scope of the invention 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 ", be used for shown in figure a element or the feature relation relative to another element or feature is described.It should be understood that except the orientation shown in figure, spatial terminology is intended to include 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 located into other elements or feature " on ".Therefore, exemplary term D score can comprise upper and lower both orientation.Device can otherwise position (90-degree rotation or be positioned at other orientation), relatively illustrates used herein of space correspondingly to explain.
Embodiment 1
It is illustrated in figure 1 the concrete structure schematic diagram of a kind of double; two solid crab-bolts of the present invention, including anchor metal 1, linkage section 2, load section 3, flange 4, load drum 5 and compression sleeve 8.The axial one end of load drum 5 acts against on flange 4, and the other end acts against on extruded sleeve 8.
It is illustrated in figure 2 structural representation when a kind of double; two solid crab-bolts of the present invention use, including anchor metal 1, linkage section 2, load section 3, flange 4, load drum 5, locking key 6, asperities 7 and compression sleeve 8.Double; two solid crab-bolts are inserted in the connecting hole 91 of matrix 9 being inoculated with sizing material, linkage section 2 is being exposed at outside matrix 9, load section 3 is in connecting hole 91, and linkage section 2 is thread segment, and thread segment is connected to pawl power section 21, it is provided with between thread segment and pawl power section 21 and breaks a little 22, the model of action of instrument is generally and is pulled outwardly anchor metal 1, and utilizes counteracting force to push away forward compression sleeve 8, and extruding makes load drum 5 deform, completing clamping, instrument is also taken advantage of a situation and a little 22 is broken from breaking by linkage section 2.
Load section 3 is provided with the flange 4 of radially protruding, coordinating load section 3 end to arrange locking key 6, by load drum 5 holding between flange 4 and locking key 6, the axial one end of load drum 5 acts against on flange 4, the other end acts against on extruded sleeve 8, and compression sleeve 8 acts against at the bottom of the hole of connecting hole 91.The inwall interference fit of the outer peripheral face of locking key 6 and described compression sleeve 8 or bonding cooperation.
It is illustrated in figure 3 anchor metal structural representation, including anchor metal 1, linkage section 2, load section 3, flange 4, locking key 6 and asperities 7.Being provided with asperities 7 between flange 4 and locking key 6, asperities is round, latticed or random stricture of vagina shape, and asperities 7 can make to enter from gap and glue-feeder 52 sizing material of load drum 5 and be connected with anchor metal 1 and more fasten.
It is illustrated in figure 4 the structural representation of load drum, including load drum 5, expanding plate 51, glue-feeder 52.Load drum 5 is provided with the expanding plate 51 around axis distribution, it is provided for sizing material between expanding plate 51 and enters the gap in drum, the end that load drum 5 and compression sleeve 8 phase lean is arranged to " loudspeaker " type of outward opening, is provided for sizing material and enters its internal glue-feeder 52 on the bulging wall of this " loudspeaker " type.The contact surface that compression sleeve 8 and load drum 5 phase lean, for being obliquely installed, makes " loudspeaker " type opening on load drum 5 inwardly extrude anchor metal 1 by the contact surface of this inclination, and anchor metal 1 is given and the described bandy counter-force of expanding plate 51 simultaneously.
During use, double; two solid crab-bolts being inserted in the connecting hole 91 of matrix 9 being inoculated with sizing material, make anchor metal 1, flange 4 and compression sleeve 8 compress load drum 5 in opposite directions, being connected in hole to expanding plate 51 flexural deformation, the sizing material in hole that is simultaneously connected realizes machinery, chemistry is double; two fixes.
Embodiment 2
As it is shown in figure 5, the structure of double; two solid crab-bolts is substantially the same manner as Example 1 in the present embodiment, being different in that, the end of compression sleeve 8 is provided with inwardly projecting squeeze station 81, makes compression sleeve 8 thicken.
Embodiment 3
As shown in Figure 6, the structure of double; two solid crab-bolts is substantially the same manner as Example 1 in the present embodiment, is different in that, the linkage section 2 of anchor metal 1 is provided with external screw 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 connecting hole 91 of matrix 9, and formation is mechanically fixed.
Embodiment 4
As shown in Figure 7, the structure of double; two solid crab-bolts is substantially the same manner as Example 1 in the present embodiment, it is different in that, expanding plate 51 is provided with load projection 56, load projection 56 is the projection of the strip, point-like, reticulate pattern or the unidirectional incision that are formed by mechanical stamping, load projection 56 when expanding plate 51 deformation is formed and is mechanically fixed, can make expanding plate 51 fixing with connecting hole 91 more firm.
Embodiment 5
Essentially identical with embodiment 1 structure; it is different in that; as shown in Figure 8; bending point 57 it 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, it is ensured that what be mechanically fixed completes.
Expanding plate 51 can also be arranged to other shapes, as long as ensureing that expanding plate 51 is at the minimum place that the width of bending point 57 is width on expanding plate 51.
Claims (10)
1. a double, two solid crab-bolt, including anchor metal, described anchor metal includes the load section being positioned at matrix connecting hole and the linkage section being positioned at outside hole, it is characterized in that, described load section is equipped with axially aligned load drum and compression sleeve, load section is provided with the flange of radially protruding, coordinate the locking key that load section end is arranged, by the drum holding of described load between described flange and described locking key, the axial one end of load drum acts against on described flange, the other end acts against on described compression sleeve, compression sleeve acts against at the bottom of the hole of described connecting hole, wherein, load drum is provided with the expanding plate around axis distribution, it is provided for sizing material between described expanding plate and enters the gap in drum, the end that load drum and compression sleeve lean mutually is arranged to " loudspeaker " type of outward opening, the bulging wall of this " loudspeaker " type is provided for sizing material and enters its internal glue-feeder；Making anchor metal move axially, flange and compression sleeve compress load drum in opposite directions, are placed in connecting hole to expanding plate flexural deformation, and it is mechanical, chemical double; two fixing that the sizing material in hole that is simultaneously connected realizes.
2. a kind of double; two solid crab-bolts as claimed in claim 1, it is characterised 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 double; two solid crab-bolts as claimed in claim 2, it is characterised in that described expanding plate is provided with gap at described bending point.
4. a kind of double; two solid crab-bolts as claimed in claim 1, it is characterised in that being provided with load projection on described expanding plate, described load projection is the projection of the strip, point-like, reticulate pattern or the unidirectional incision that are formed by mechanical stamping.
5. a kind of double; two solid crab-bolts as claimed in claim 1, it is characterised in that being provided with the asperities embedded mutually with sizing material on the anchor metal surface between described flange and described locking key, described asperities is round, latticed or random stricture of vagina shape.
6. a kind of double; two solid crab-bolts as claimed in claim 1, it is characterized in that, the contact surface that described compression sleeve and described load drum lean mutually is for being obliquely installed, making upper " loudspeaker " the type opening of load drum inwardly extrude anchor metal by the contact surface of this inclination, anchor metal gives described expanding plate bandy counter-force under chemical glue solidification simultaneously.
7. crab-bolts as claimed in claim 1 a kind of double; two solid, it is characterised in that described locking key is set to " flange collar " type of radially protruding, the inwall interference fit of the outer peripheral face of locking key and described compression sleeve or bonding cooperation.
8. a kind of double; two solid crab-bolts as claimed in claim 1, it is characterised in that the end of described compression sleeve is provided with inwardly projecting squeeze station.
9. a kind of double; two solid crab-bolts as claimed in claim 1, it is characterised in that be provided with the load boss of radially protruding, screw thread or circle stricture of vagina in the described load section of described anchor metal；The end of described linkage section is provided with striking head.
10. a kind of double; two solid crab-bolts as claimed in claim 1, it is characterised 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 CN104482011A (en) | 2015-04-01 |
| CN104482011B true 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) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016103196A1 (en) * | 2015-07-22 | 2017-01-26 | Fischerwerke Gmbh & Co. Kg | Fastening arrangement and expansion anchor |
| 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 |
| CN111894153B (en) * | 2020-06-30 | 2024-06-14 | 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104482011A (en) | 2015-04-01 |
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