CN209398694U - A kind of Fast Installation type expansion bolt - Google Patents
A kind of Fast Installation type expansion bolt Download PDFInfo
- Publication number
- CN209398694U CN209398694U CN201822111567.2U CN201822111567U CN209398694U CN 209398694 U CN209398694 U CN 209398694U CN 201822111567 U CN201822111567 U CN 201822111567U CN 209398694 U CN209398694 U CN 209398694U
- Authority
- CN
- China
- Prior art keywords
- hole
- grooving
- head
- bolt
- bottom plate
- 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.)
- Active
Links
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses a kind of Fast Installation type expansion bolts, including casing and bolt, the bolt includes screw rod and the screw head positioned at screw rod both ends and the head that rises, the head that rises is reverse frustoconic, the outer surface of the head that rises is equipped with the first grooving of several annulars, the first platform is formed between first grooving, the casing includes bottom plate and the sleeve body positioned at bottom base plate, perforation is equipped with through-hole in the bottom plate and sleeve body, the through-hole includes the first rank hole and second-order hole, the threaded hole and diameter that the first rank Kong Weiyu screw rod is adapted are greater than second-order hole, the inner wall in the second-order hole is equipped with the second grooving of annular corresponding with the first grooving, the second platform is formed between second grooving, the lower end of described sleeve pipe ontology is equipped with several third groovings through tube wall for extending to bottom end, whole zero Part is few, install convenient.
Description
[technical field]
The utility model relates to the technical field of expansion bolt, the technology of especially a kind of Fast Installation type expansion bolt is led
Domain.
[background technique]
Expansion bolt is usually to be made of components such as screw rod cylinder, expansion-head, expansion sleeve, nut, washer and gaskets,
Nut external and the built-in expansion bolt of nut can be divided into according to the location of nut.Nut external expansion bolt refers to
Nut is exposed to the form of outside, and turning nut fastens expansion bolt；The built-in expansion bolt of nut refers to that nut (expands
Head) it is buried enter the connectors such as wall or concrete interior form of getting into the cave, the screw head for turning screw rod cylindrical end portions makes expansion bolt
Fastening.Common expansion bolt, part is more, is easily lost, and installation steps are more, more troublesome.
[utility model content]
The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of Fast Installation type expansion bolt,
It can be provided with the bottom plate of spine by the cylindrical sleeve body of hexagonal and in sleeve body, avoid casing with bolt
Precession is spinned in hole, ensure that the tightness of expansion bolt, by the precession for the head that rises make casing along second-order hole spreading from
And make the bolt for covering tube top jail external preset holes and inside, using the first grooving the first platform and the second grooving it is second flat
Platform offsets, and prevents bolt from deviating from from the opposite direction in its precession direction, one-piece parts are few, install convenient.
To achieve the above object, the utility model proposes a kind of Fast Installation type expansion bolt, including casing and bolt,
The bolt includes screw rod and the screw head positioned at screw rod both ends and the head that rises, and the head that rises is reverse frustoconic, the appearance of the head that rises
Face is equipped with the first grooving of several annulars, forms the first platform between first grooving, the casing includes bottom plate
With the sleeve body for being located at bottom base plate, perforation is equipped with through-hole in the bottom plate and sleeve body, and the through-hole includes the first rank
Hole and second-order hole, the threaded hole and diameter that the first rank Kong Weiyu screw rod is adapted are greater than second-order hole, the second-order
The inner wall in hole is equipped with the second grooving of annular corresponding with the first grooving, forms the second platform between second grooving,
The lower end of described sleeve pipe ontology is equipped with several third groovings through tube wall for extending to bottom end.
Preferably, described sleeve pipe ontology is hexagonal cylindricality.
Preferably, the bottom plate and sleeve body is structure as a whole, the outer diameter of the bottom plate is greater than described sleeve pipe
The bottom surface of the outer diameter of ontology, the bottom plate is equipped with several spines around sleeve body.
Preferably, the screw head, screw rod and the head that rises are structure as a whole, the outer diameter of the overhead that rises and screw rod it is straight
Diameter is identical, and the outer diameter of a bottom of rising is slightly larger than the diameter in second-order hole.
Preferably, the start position of the third grooving is lower than the junction in the first rank hole and second-order hole.
Preferably, the screw-in direction phase in the retaining direction of first grooving and the second grooving and bolt sleeve pipe
Instead.
The utility model has the beneficial effects that the utility model is set by the cylindrical sleeve body of hexagonal and in sleeve body
The bottom plate with spine is set, avoids casing from spinning in hole with the precession of bolt, ensure that the tightness of expansion bolt, pass through
The precession of head of rising makes casing along second-order hole spreading to make the bolt for covering tube top jail external preset holes and inside, utilizes the
First platform of one grooving and the second platform of the second grooving offset, and prevent bolt from deviating from from the opposite direction in its precession direction,
One-piece parts are few, install convenient.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of main view of Fast Installation type expansion bolt of the utility model；
Fig. 2 is a kind of main view of the casing of Fast Installation type expansion bolt of the utility model；
Fig. 3 is a kind of top view of the casing of Fast Installation type expansion bolt of the utility model；
Fig. 4 is a kind of main view of the bolt of Fast Installation type expansion bolt of the utility model；
Fig. 5 is the partial enlarged view at the A of Fig. 2；
Fig. 6 is the partial enlarged view at the B of Fig. 4.
In figure: 1- casing, 11- bottom plate, 111- spine, 12- sleeve body, 121- third grooving, 13- through-hole, 131-
Single order hole, 132- second-order hole, the second platform of 1321-, 2- bolt, 21- screw head, 22- screw rod, 23- rise head and 231- first it is flat
Platform.
[specific embodiment]
Refering to fig. 1 to Fig. 6, a kind of Fast Installation type expansion bolt of the utility model, including casing 1 and bolt 2, the spiral shell
Bolt 2 include screw rod 22 and positioned at 22 both ends of screw rod screw head 21 and rise first 23, it is described to rise first 23 as reverse frustoconic, it is described to rise first 23
Outer surface be equipped with the first grooving of several annulars, form the first platform 231, the casing between first grooving
1 includes bottom plate 11 and the sleeve body 12 positioned at 11 bottom of bottom plate, and perforation is equipped with through-hole in the bottom plate 11 and sleeve body 12
13, the through-hole 13 includes the first rank hole 131 and second-order hole 132, and first rank hole 131 is the spiral shell being adapted with screw rod 22
Pit and diameter are greater than second-order hole 132, and the inner wall in the second-order hole 132 is equipped with annular corresponding with the first grooving
Second grooving, forms the second platform 1321 between second grooving, and the lower end of described sleeve pipe ontology 12 is equipped with several extensions
To the third grooving 121 through tube wall of bottom end, described sleeve pipe ontology 12 is hexagonal cylindricality, the bottom plate 11 and sleeve body
12 are structure as a whole, and the outer diameter of the bottom plate 11 is greater than the outer diameter of described sleeve pipe ontology 12, and the bottom surface of the bottom plate 11 is surround
Sleeve body 12 be equipped with several spines 111, the screw head 21, screw rod 22 and rising first 23 is structure as a whole, the head that rises
The outer diameter at 23 tops is identical as the diameter of screw rod 22, and the outer diameter of first 23 bottom of rising is slightly larger than the diameter in second-order hole 132, institute
The start position for stating third grooving 121 is lower than the junction in the first rank hole 131 and second-order hole 132, first grooving and the
The retaining direction of two groovings is opposite with the screw-in direction of 2 sleeve pipe 1 of bolt.
Utility model works process:
A kind of Fast Installation type expansion bolt of the utility model during the work time, firstly, by casing 2 to be cut with third
It is then, the through-hole alignment of part to be fixed is preset in the preset holes of one end of slot 121 direction insertion ground directed downwardly or metope
Hole, then be directly inserted into bolt 1 into the through-hole 13 of casing 2 to be equipped with the first 23 one end direction directed downwardly of rising.With bolt 1
Precession, rising first 23 gradually screws in the second-order hole 132 of casing 2 and makes casing 2 along the gradually spreading of third grooving 121.
The utility model passes through the cylindrical sleeve body of hexagonal and the bottom plate that spine is provided in sleeve body, avoids
Casing spins in hole with the precession of bolt, ensure that the tightness of expansion bolt, by the precession for the head that rises make casing along
Second-order hole spreading utilizes the first platform of the first grooving and the to make the bolt for covering tube top jail external preset holes and inside
Second platform of two groovings offsets, and prevents bolt from deviating from from the opposite direction in its precession direction, one-piece parts are few, install convenient.
Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, and any pair of sheet is practical new
Scheme after type simple transformation belongs to the protection scope of the utility model.
Claims (6)
1. a kind of Fast Installation type expansion bolt, it is characterised in that: including casing (1) and bolt (2), the bolt (2) includes
Screw rod (22) and the screw head (21) and the head that rises (23) for being located at screw rod (22) both ends, the head that rises (23) is reverse frustoconic, described to rise
The outer surface of head (23) is equipped with the first grooving of several annulars, forms the first platform (231), institute between first grooving
The casing (1) stated includes bottom plate (11) and the sleeve body (12) for being located at bottom plate (11) bottom, the bottom plate (11) and casing sheet
Perforation is equipped with through-hole (13) in body (12), and the through-hole (13) includes the first rank hole (131) and second-order hole (132), and described the
Single order hole (131) is the threaded hole being adapted with screw rod (22) and diameter is greater than second-order hole (132), the second-order hole
(132) inner wall is equipped with the second grooving of annular corresponding with the first grooving, and it is flat to form second between second grooving
Platform (1321), the lower end of described sleeve pipe ontology (12) are equipped with several third groovings (121) through tube wall for extending to bottom end.
2. a kind of Fast Installation type expansion bolt as described in claim 1, it is characterised in that: described sleeve pipe ontology (12) is six
Corner post shape.
3. a kind of Fast Installation type expansion bolt as described in claim 1, it is characterised in that: the bottom plate (11) and casing
Ontology (12) is structure as a whole, and the outer diameter of the bottom plate (11) is greater than the outer diameter of described sleeve pipe ontology (12), the bottom plate
(11) bottom surface is equipped with several spines (111) around sleeve body (12).
4. a kind of Fast Installation type expansion bolt as described in claim 1, it is characterised in that: the screw head (21), screw rod
(22) it is structure as a whole with the head that rises (23), the outer diameter at the top of the head that rises (23) is identical as the diameter of screw rod (22), the head that rises
(23) outer diameter of bottom is slightly larger than the diameter of second-order hole (132).
5. a kind of Fast Installation type expansion bolt as described in claim 1, it is characterised in that: the third grooving (121)
Start position is lower than the junction in the first rank hole (131) and second-order hole (132).
6. a kind of Fast Installation type expansion bolt as described in claim 1, it is characterised in that: first grooving and second is cut
The retaining direction of slot is opposite with the screw-in direction of bolt (2) sleeve pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822111567.2U CN209398694U (en) | 2018-12-17 | 2018-12-17 | A kind of Fast Installation type expansion bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822111567.2U CN209398694U (en) | 2018-12-17 | 2018-12-17 | A kind of Fast Installation type expansion bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209398694U true CN209398694U (en) | 2019-09-17 |
Family
ID=67894925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822111567.2U Active CN209398694U (en) | 2018-12-17 | 2018-12-17 | A kind of Fast Installation type expansion bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209398694U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322890A (en) * | 2018-12-17 | 2019-02-12 | 嘉兴钰丰汽车零部件有限公司 | A kind of Fast Installation type expansion bolt |
-
2018
- 2018-12-17 CN CN201822111567.2U patent/CN209398694U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322890A (en) * | 2018-12-17 | 2019-02-12 | 嘉兴钰丰汽车零部件有限公司 | A kind of Fast Installation type expansion bolt |
| CN109322890B (en) * | 2018-12-17 | 2023-08-25 | 嘉兴钰丰汽车零部件股份有限公司 | Quick installation type expansion bolt |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106246675B (en) | Expansion bolt with stability | |
| CN209398694U (en) | A kind of Fast Installation type expansion bolt | |
| CN209398692U (en) | A kind of dropproof expansion bolt of pattern pressing type | |
| CN205370109U (en) | Clamp is used in fence installation | |
| CN204635927U (en) | Fixed base of shower curtain rod | |
| CN205742974U (en) | A kind of architectural engineering fastener | |
| CN109322890A (en) | A kind of Fast Installation type expansion bolt | |
| CN204267873U (en) | A kind of trapezoidal bolt card pipe fastening piece | |
| CN201416737Y (en) | Installation column of household flat-plate television set | |
| CN207344463U (en) | A kind of detachable hardware allen wrench | |
| CN207296272U (en) | Pre-embedded bolt device | |
| CN207869031U (en) | A kind of pre-buried understructure for photovoltaic system | |
| CN204590466U (en) | A kind of combined water proof railing | |
| CN202023808U (en) | Internally-mounted bolt type expansion screw | |
| CN208474491U (en) | Outdoor equipment hanging ring waterproof cover | |
| CN105781127B (en) | Twisting type dry wall installs vertical adjustment diagonal brace | |
| CN206496089U (en) | A kind of convenient pipe clamp structure installed | |
| CN106401283A (en) | Pull handle of shower room | |
| CN205078578U (en) | Oiling bolt | |
| CN205101365U (en) | Screw bolt and screw nut assembly | |
| CN204061460U (en) | A kind of fixed structure having Line Doorbell | |
| CN203939836U (en) | Bolt | |
| CN203641209U (en) | Inverted expansion wooden pin | |
| CN115370181B (en) | Energy-saving decoration integrated wall body reconstruction structure | |
| CN203412876U (en) | Self-lock expansion bolt |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314300 Qinshan Street Industrial Park, Haiyan County, Jiaxing City, Zhejiang Province Patentee after: Jiaxing Yufeng Auto Parts Co.,Ltd. Address before: 314300 Qinshan Street Industrial Park, Haiyan County, Jiaxing City, Zhejiang Province Patentee before: JIAXING YUFENG CAR PARTS Co.,Ltd. |