CN204570991U - Bridge cutoff type insulation crab-bolt - Google Patents
Bridge cutoff type insulation crab-bolt Download PDFInfo
- Publication number
- CN204570991U CN204570991U CN201520120870.2U CN201520120870U CN204570991U CN 204570991 U CN204570991 U CN 204570991U CN 201520120870 U CN201520120870 U CN 201520120870U CN 204570991 U CN204570991 U CN 204570991U
- Authority
- CN
- China
- Prior art keywords
- hole
- shaped
- crab
- bolt
- platen
- 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
Abstract
The utility model relates to a kind of bridge cutoff type insulation crab-bolt, for solving existing crab-bolt fastening strength difference problem, that the platen center that engineering plastics are made is shaped with forward the cylinder type hollow expansion rivet nut of joining anchor studs, expansion rivet nut anterior by about at least two relatively, base portion end is fixed together, the multistage pre-small post-large sloping platform rank of peripheral zone, expanding petal spaced apart form; It is characterized in that two relative expanding petal sidewalls are shaped with the circumferential leg of at least two band edge pin spaced apart respectively to the other side, another expanding petal sidewall relative with circumferential leg end is shaped with the sidewall pit holding described end pin.Having is slided by circumferential leg and end pin and sidewall pit circumference or relatively rotated plays circumferential support, strengthens the advantage of fastening fastness.
Description
Technical field
The utility model relates to a kind of fixture for heat insulating layer building metope, particularly relates to a kind of bridge cutoff type insulation crab-bolt.
Background technology
Current construction is normally after adhering heat insulating plate is firm, according to the difference of temperature and humidity, general mistake mounting fixing parts after 12 hours, at the position the impact drilling of designing requirement, engineering plastics expandable nail is squeezed into rubber hammer, be screwed into anchor studs again, before twisting nail, expandable nail end face will be made lower than warming plate face.To be studied for a long period of time discovery by the present inventor, anchor studs install after under long-term temperature, humidity and stressed change and vibration and weathering impact, the firmness of this expandable nail there will be decline in various degree.
Utility model content
The utility model object is the above-mentioned technical design defect overcoming existing product existence, provides a kind of more effectively fastening bridge cutoff type insulation crab-bolt.
For achieving the above object, the utility model bridge cutoff type insulation crab-bolt is that the platen center that engineering plastic modification is refined into is shaped with forward the cylinder type hollow expansion rivet nut of joining anchor studs, expansion rivet nut anterior by about at least two relatively, base portion end is fixed together, the multistage pre-small post-large sloping platform rank of peripheral zone, expanding petal spaced apart form; Two relative expanding petal sidewalls are shaped with the circumferential leg of at least two band edge pin spaced apart respectively to the other side, and another expanding petal sidewall relative with circumferential leg end is shaped with the sidewall pit holding described end pin.Design like this, expansion rivet nut, while periphery support expanding petal, can also make circumferential leg and end pin and sidewall pit circumference slide or relatively rotate, thus play circumferential supporting role.Having is slided by circumferential leg and end pin and sidewall pit circumference or relatively rotated plays circumferential support, strengthens the advantage of fastening fastness.
As optimization, the two side at described expanding petal sloping platform rank place is shaped with circumferential leg and the sidewall pit of band edge pin respectively, and the two side at another expanding petal sloping platform rank place is shaped with the sidewall pit relative with them and the circumferential leg of band edge pin respectively.
As optimization, the cross section of described expanding petal sloping platform exponent part and described circumferential leg is right-angled trapezium formula, and the straight sided of right-angled trapezium is vertical with expandable nail body axis, the top margin of right-angled trapezium is parallel with expandable nail body axis;
Described circumferential leg extends along the camber line at place, described expanding petal sloping platform rank.
As optimization, described end foot face and sidewall pit face are mutually corresponding cambered surface;
Inner and outer circumferential surfaces and the side of the inner and outer circumferential surfaces of described end pin and the side expanding petal sloping platform exponent part corresponding with it are concordant.
As optimization, be shaped with one or more the drag reduction horizontal S shape through hole along axis at intervals distribution along axis thereof at hollow expansion rivet nut rear portion.Resistance can be reduced by exhaust.
As optimization, the axial length of described S shape through hole is more than 4 times of its vertical height;
The front and back end of described horizontal S shape through hole and middle part are shaped with the hollow expandable nail of UNICOM external week and interior hollow front through hole, middle through hole and rear through hole, at front through hole and middle through hole be that transversely S shape through hole moves towards the groove that distributes between middle through hole and rear through hole.
As optimization, after described platen, centre bore periphery is shaped with the circular pit for holding the anchoring head of a nail, before described platen and be shaped with the reinforcing rib type embedded producing balanced forces muscle platform of at least one pair of Relative distribution between periphery, hollow expansion rivet nut rear portion.
As optimization, be connected before described platen with between hollow expansion rivet nut rear end for concave arc taper extends, concave arc taper extends the described reinforcing rib type embedded producing balanced forces muscle platform that joint face is shaped with and extends with hollow expansion rivet nut rear end before platen;
Described circular pit is first shaped with annular groove near centre bore after described platen, then be shaped with the arcs of recesses ring hole extended to described platen below to periphery from annular groove.
As optimization, described platen is shaped with a bridge cut-off cap aperture and multiple lightening hole spaced apart, described bridge cut-off cap aperture is that radial extension outside perpendicular narrower bore receives a big hole, in described big hole, interim placement one is for covering the round cap of the described anchoring head of a nail, and described round cap extends the base wall of erecting narrower bore by the described radial direction of narrow thin linking arm connection that radially narrower bore extends to axis direction; After the described anchoring head of a nail pushed down by circle cap, anchor studs heat transfer can be blocked.
The section that described platen is shaped with multiple tracks spaced apart in bridge cut-off cap aperture and lightening hole and lightening hole rear end face each other continues fin.
As optimization, described lightening hole is inside and outside twice circumferentially spaced apart, and outer course is circular, and interior road is that the radial direction of interior narrow outer broadband arc angling is trapezoidal;
Described narrow thin linking arm and circle cap and radial extends to erect have the cutting of sensible described platen front/rear end to stitch or a space between narrower bore wall and great circle hole wall.
Described reinforcing rib formula embedding producing balanced forces muscle platform trend extends perpendicular narrower bore with radial direction and moves towards vertical.
Its swollen nail body and platen integral structure, be more suitable for fixing without steel wire net rack thermal-insulating board, as XPS plate grid cloth heat insulation system, can be used for various materials for wall, as concrete, real core and hollow wall etc.Weather resistance and ageing resistace good ,-40 DEG C to+80 DEG C temperature environment long-term stabilities, anti-vibration, weather resistance, Resisting fractre, strong, durable, easy construction, quick, economy, safety.Make by high strength ultra tough nylon with through the high strength steel of antirust treatment, its afterbody has increases the swollen effect design that rises, and tightly can be fixed on the body of wall of various material, be particularly suitable for the anchoring of hollow brick.
Adopt after technique scheme, the utility model bridge cutoff type insulation crab-bolt has to be slided by circumferential leg and end pin with sidewall pit circumference or relatively rotate and plays circumferential support, strengthens the advantage of fastening fastness.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the utility model bridge cutoff type insulation crab-bolt;
Fig. 2 is the backsight structural representation of the utility model bridge cutoff type insulation crab-bolt;
Fig. 3 is the side-looking structural representation of the utility model bridge cutoff type insulation crab-bolt;
Fig. 4 is the plan structure schematic diagram of the utility model bridge cutoff type insulation crab-bolt.
Detailed description of the invention
As shown in the figure, the utility model bridge cutoff type insulation crab-bolt is that circular platen 1 center that engineering plastics are made is shaped with forward the cylinder type hollow expansion rivet nut 11 of joining anchor studs, expansion rivet nut anterior by about two relatively, base portion end is fixed together, the multistage pre-small post-large sloping platform rank of peripheral zone, expanding petal 2 spaced apart form; Two relative expanding petal sidewalls are shaped with the circumferential leg 3 of two band edge pin 30 spaced apart respectively to the other side, and another expanding petal 2 sidewall relative with circumferential leg 3 end is shaped with the sidewall pit holding described end pin 30.
Specifically the two side at described expanding petal 2 sloping platform rank place is shaped with circumferential leg 3 and the sidewall pit of band edge pin 30 respectively, and the two side at another expanding petal 2 sloping platform rank place is shaped with the sidewall pit relative with them and the circumferential leg 3 of band edge pin 30 respectively.Described circumferential leg 3 extends along the camber line at place, described expanding petal 2 sloping platform rank.The cross section of described expanding petal 2 sloping platform exponent part and described circumferential leg 3 is right-angled trapezium formula, and the top margin of the straight sided of right-angled trapezium and expansion rivet nut 11 axes normal, right-angled trapezium and expansion rivet nut 11 axis being parallel; Described end pin 30 end face and sidewall pit face are mutually corresponding cambered surface; Inner and outer circumferential surfaces and the side of the inner and outer circumferential surfaces of described end pin 30 and the side expanding petal 2 sloping platform exponent part corresponding with it are concordant.
(or multiple along axis at intervals distribution) drag reduction horizontal S shape through hole 4 along axis thereof is specifically shaped with at hollow expansion rivet nut 11 rear portion.The axial length of preferred described S shape through hole 4 is more than 4 times of its vertical height; The front and back end of described horizontal S shape through hole 4 and middle part are shaped with UNICOM's hollow expansion rivet nut 11 periphery and interior hollow front through hole, middle through hole and rear through hole, at front through hole and middle through hole be that transversely S shape through hole 4 moves towards the groove that distributes between middle through hole and rear through hole.
Specifically after described platen 1, centre bore periphery is shaped with the circular pit 10 for holding the anchoring head of a nail, is shaped with the reinforcing rib type embedded producing balanced forces muscle platform 5 of a pair Relative distribution before described platen 1 and between periphery, hollow expansion rivet nut 11 rear portion.Preferred described platen 1 is connected for concave arc taper extends with between hollow expansion rivet nut 11 rear end above, and concave arc taper extends the described reinforcing rib type embedded producing balanced forces muscle platform 5 that joint face is shaped with and extends with hollow expansion rivet nut 11 rear end above to platen 1; Described circular pit 10 is first shaped with annular groove near centre bore after described platen 1, then be shaped with the arcs of recesses ring hole extended to described platen 1 below to periphery from annular groove.
Specifically described platen 1 is shaped with a bridge cut-off cap aperture and multiple lightening hole 70 spaced apart, described bridge cut-off cap aperture is that radial extension outside perpendicular narrower bore receives a big hole 60, in described big hole 60, interim placement one is for covering the round cap 6 of the described anchoring head of a nail, and described round cap 6 passes through radially narrower bore and connects to the narrow thin linking arm 61 that axis direction extends the base wall that described radial direction extends perpendicular narrower bore; Described platen 1 is shaped with multiple tracks section spaced apart and continues fin 8 in bridge cut-off cap aperture and lightening hole 70 and lightening hole 70 rear end face each other.Preferred described lightening hole 70 is inside and outside twice circumferentially spaced apart, and outer course is circular, and interior road is that the radial direction of interior narrow outer broadband arc angling is trapezoidal; Described narrow thin linking arm 61 and circle cap 6 and radial extends to erect have the cutting of sensible described platen 1 front/rear end to stitch or a space between narrower bore wall and big hole 60 wall.
Claims (10)
1. a bridge cutoff type insulation crab-bolt, that the platen center that engineering plastics are made is shaped with forward the cylinder type hollow expansion rivet nut of joining anchor studs, expansion rivet nut anterior by about at least two relatively, base portion end is fixed together, the multistage pre-small post-large sloping platform rank of peripheral zone, expanding petal spaced apart form; It is characterized in that two relative expanding petal sidewalls are shaped with the circumferential leg of at least two band edge pin spaced apart respectively to the other side, another expanding petal sidewall relative with circumferential leg end is shaped with the sidewall pit holding described end pin.
2. crab-bolt according to claim 1, it is characterized in that the two side at described expanding petal sloping platform rank place is shaped with circumferential leg and the sidewall pit of band edge pin respectively, the two side at another expanding petal sloping platform rank place is shaped with the sidewall pit relative with them and the circumferential leg of band edge pin respectively.
3. crab-bolt according to claim 2, it is characterized in that the cross section of described expanding petal sloping platform exponent part and described circumferential leg is right-angled trapezium formula, and the straight sided of right-angled trapezium is vertical with expandable nail body axis, the top margin of right-angled trapezium is parallel with expandable nail body axis;
Described circumferential leg extends along the camber line at place, described expanding petal sloping platform rank.
4. crab-bolt according to claim 2, is characterized in that described end foot face and sidewall pit face are mutually corresponding cambered surface;
Inner and outer circumferential surfaces and the side of the inner and outer circumferential surfaces of described end pin and the side expanding petal sloping platform exponent part corresponding with it are concordant.
5., according to the arbitrary described crab-bolt of claim 1-4, it is characterized in that being shaped with one or more the drag reduction horizontal S shape through hole along axis at intervals distribution along axis thereof at hollow expansion rivet nut rear portion.
6. crab-bolt according to claim 5, is characterized in that the axial length of described S shape through hole is more than 4 times of its vertical height;
The front and back end of described horizontal S shape through hole and middle part are shaped with the hollow expandable nail of UNICOM external week and interior hollow front through hole, middle through hole and rear through hole, at front through hole and middle through hole be that transversely S shape through hole moves towards the groove that distributes between middle through hole and rear through hole.
7. according to the arbitrary described crab-bolt of claim 1-4, it is characterized in that after described platen, centre bore periphery is shaped with the circular pit for holding the anchoring head of a nail, before described platen and be shaped with the reinforcing rib type embedded producing balanced forces muscle platform of at least one pair of Relative distribution between periphery, hollow expansion rivet nut rear portion.
8. crab-bolt according to claim 7, it is characterized in that being connected for concave arc taper extends before described platen with between hollow expansion rivet nut rear end, concave arc taper extends the described reinforcing rib type embedded producing balanced forces muscle platform that joint face is shaped with and extends with hollow expansion rivet nut rear end before platen;
Described circular pit is first shaped with annular groove near centre bore after described platen, then be shaped with the arcs of recesses ring hole extended to described platen below to periphery from annular groove.
9. according to the arbitrary described crab-bolt of claim 1-4, it is characterized in that described platen being shaped with a bridge cut-off cap aperture and multiple lightening hole spaced apart, described bridge cut-off cap aperture is that radial extension outside perpendicular narrower bore receives a big hole, in described big hole, interim placement one is for covering the round cap of the described anchoring head of a nail, and described round cap extends the base wall of erecting narrower bore by the described radial direction of narrow thin linking arm connection that radially narrower bore extends to axis direction;
The section that described platen is shaped with multiple tracks spaced apart in bridge cut-off cap aperture and lightening hole and lightening hole rear end face each other continues fin.
10. crab-bolt according to claim 9, is characterized in that described lightening hole is inside and outside twice circumferentially spaced apart, and outer course is circular, and interior road is that the radial direction of interior narrow outer broadband arc angling is trapezoidal;
Described narrow thin linking arm and circle cap and radial extends to erect have the cutting of sensible described platen front/rear end to stitch or a space between narrower bore wall and great circle hole wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520120870.2U CN204570991U (en) | 2015-03-02 | 2015-03-02 | Bridge cutoff type insulation crab-bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520120870.2U CN204570991U (en) | 2015-03-02 | 2015-03-02 | Bridge cutoff type insulation crab-bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204570991U true CN204570991U (en) | 2015-08-19 |
Family
ID=53863652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520120870.2U Expired - Fee Related CN204570991U (en) | 2015-03-02 | 2015-03-02 | Bridge cutoff type insulation crab-bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204570991U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088507A (en) * | 2016-08-20 | 2016-11-09 | 商丘职业技术学院 | Fracturing bridge heat insulating energy-saving decorative integrated plate |
| CN109457837A (en) * | 2018-12-13 | 2019-03-12 | 尹伯悦 | A kind of building heat preservation wall bridge cut-off anchor bolt |
-
2015
- 2015-03-02 CN CN201520120870.2U patent/CN204570991U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088507A (en) * | 2016-08-20 | 2016-11-09 | 商丘职业技术学院 | Fracturing bridge heat insulating energy-saving decorative integrated plate |
| CN106088507B (en) * | 2016-08-20 | 2018-06-12 | 商丘职业技术学院 | Fracturing bridge heat insulating energy-saving decorative integrated plate |
| CN109457837A (en) * | 2018-12-13 | 2019-03-12 | 尹伯悦 | A kind of building heat preservation wall bridge cut-off anchor bolt |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204570991U (en) | Bridge cutoff type insulation crab-bolt | |
| CN206570807U (en) | Suspension roof support structure | |
| CN202596760U (en) | Multi-stage sectioned grouting-free self-anchoring ratchet type anchor rod | |
| CN204715549U (en) | The omnipotent insulation crab-bolt of bridge cutoff type | |
| CN204000858U (en) | Building stake | |
| CN205371207U (en) | Passive form crab -bolt for building | |
| CN206245541U (en) | Indoor big specification stone material dry suspending is adjustable without gel mounting structure | |
| CN104832201A (en) | Expansion type anchor rod | |
| CN201865205U (en) | Connecting structure for truss and batter post | |
| CN106368356A (en) | Adjustable gelling-free installation structure for dry hanging of indoor large-specification stone materials | |
| CN203730032U (en) | Expansion anchor rod capable of inversely hooking surrounding rock | |
| CN204252301U (en) | A kind of warming plate installs location fastener | |
| CN202596759U (en) | Multi-stage subsection grouting-free self-swelling tight type anchoring rock bolt | |
| CN204920416U (en) | Simple and easy transmission tower structure | |
| CN202401580U (en) | Embedded channel for building | |
| CN204703158U (en) | End expanding type anti-float anchor rod | |
| CN205557868U (en) | Anchoring piece | |
| CN204238386U (en) | A kind of U-shaped keel | |
| CN204112492U (en) | A kind of U-shaped Superimposed fastener | |
| CN202466939U (en) | Concrete hollow brick | |
| CN204803914U (en) | Photovoltaic support basis and photovoltaic support | |
| CN204987837U (en) | Cement rotary kiln stove lining structure | |
| CN210369691U (en) | Novel outer wall parting strip | |
| CN202787514U (en) | C-shaped pre-embedded groove channel | |
| CN203585029U (en) | Reversed lifting bolt |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150819 |