CN203560241U - Expansion bolt for mounting power device - Google Patents
Expansion bolt for mounting power device Download PDFInfo
- Publication number
- CN203560241U CN203560241U CN201320767583.1U CN201320767583U CN203560241U CN 203560241 U CN203560241 U CN 203560241U CN 201320767583 U CN201320767583 U CN 201320767583U CN 203560241 U CN203560241 U CN 203560241U
- Authority
- CN
- China
- Prior art keywords
- bolt
- nut
- expansion
- thread
- screw thread
- 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 - Lifetime
Links
- 238000009434 installation Methods 0.000 claims description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Dowels (AREA)
Abstract
The utility model relates to an expansion bolt for mounting a power device. The expansion bolt for mounting the power device comprises a conical nut and a bolt, wherein a thread is arranged on one end of the bolt, a reverse thread is arranged on the other end of the bolt, the bolt is provided with a nut which is matched with the thread, an expansion pipe is arranged in the middle of the bolt, an opening slot and an expansion plate are arranged on one end of the expansion pipe, a spring pad and a flat washer are arranged between the nut and the expansion pipe, and the conical nut is provided with the thread which is matched with the reverse thread, and is connected with the bolt through the reverse thread. The expansion bolt for mounting the power device has the beneficial effects of simple structure, convenient mounting and using and easy dismounting.
Description
Technical field
The utility model relates to a kind of EXPANSION ANCHOR BOLTS, particularly a kind of power equipment installation EXPANSION ANCHOR BOLTS.
Background technique
existing EXPANSION ANCHOR BOLTS comprises a screw rod, the outside of screw rod is provided with expansion tube, the bottom of screw rod is tapered, top is provided with screw and nut, its expansion is that the nut of being located on screw rod by rotary sleeve is mentioned screw rod, by screw rod bottom, back down intumescent sheet again, reach the object connecting is installed, but be difficult to dismounting.
Model utility content
Goal of the invention of the present utility model is: the problem existing for prior art, provides a kind of power equipment installation EXPANSION ANCHOR BOLTS.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of power equipment installation EXPANSION ANCHOR BOLTS, comprise tapered cup nut and bolt, described bolt one end is provided with screw thread, the other end is provided with reverse thread, is provided with the nut matching with screw thread on described bolt, and described bolt middle part is provided with expansion tube, described expansion tube one end is provided with opening slot and intumescent sheet, between described nut and expansion tube, be provided with spring pad and plain washer, on described tapered cup nut, be provided with the screw thread matching with reverse thread, by reverse thread, be connected with bolt.
As preferred version of the present utility model, on described bolt, screw thread one end is fixedly installed four limit nuts.For rotating bolt by tapered cup nut bolt tightly at bolt.
As preferred version of the present utility model, the conical surface equal diameters of strong point is bored in described expansion tube internal diameter and tapered cup nut bottom surface 3/4.
In sum, owing to having adopted technique scheme, the beneficial effects of the utility model are: simple in structure, easy to install, quick detachable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Mark in figure: 1-expansion tube, 2-tapered cup nut, 3-bolt, 4-nut, 5-plain washer, 6-spring pad, 7-reverse thread, 8-screw thread, 9-tetra-limit nuts, 10-opening slot, 11-intumescent sheet.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
embodiment 1:
A kind of power equipment installation EXPANSION ANCHOR BOLTS, comprise tapered cup nut 2 and bolt 3, described bolt 3 one end are provided with screw thread 8, the other end is provided with reverse thread 7, in tightening nut 4, tapered cup nut 2 can not become flexible, on described bolt 3, be provided with the nut 4 matching with screw thread 8, described bolt 3 middle parts are provided with expansion tube 1, described expansion tube 1 one end is provided with opening slot 10 and intumescent sheet 11, between described nut 4 and expansion tube 1, be provided with spring pad 6 and plain washer 5, on described tapered cup nut 2, be provided with the screw thread matching with reverse thread 7, by reverse thread 7, be connected with bolt 3.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (3)
1. a power equipment installation EXPANSION ANCHOR BOLTS, comprise tapered cup nut (2) and bolt (3), it is characterized in that, described bolt (3) one end is provided with screw thread (8), the other end is provided with reverse thread (7), on described bolt (3), be provided with the nut (4) matching with screw thread (8), described bolt (3) middle part is provided with expansion tube (1), described expansion tube (1) one end is provided with opening slot (10) and intumescent sheet (11), between described nut (4) and expansion tube (1), be provided with spring pad (6) and plain washer (5), on described tapered cup nut (2), be provided with the screw thread matching with reverse thread (7), by reverse thread (7), be connected with bolt (3).
2. a kind of power equipment installation EXPANSION ANCHOR BOLTS according to claim 1, is characterized in that, the upper screw thread (8) of described bolt (3) one end is fixedly installed four limit nuts (9).
3. a kind of power equipment installation EXPANSION ANCHOR BOLTS according to claim 1, is characterized in that, the conical surface equal diameters of strong point is bored in described expansion tube (1) internal diameter and tapered cup nut (2) bottom surface 3/4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320767583.1U CN203560241U (en) | 2013-11-29 | 2013-11-29 | Expansion bolt for mounting power device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320767583.1U CN203560241U (en) | 2013-11-29 | 2013-11-29 | Expansion bolt for mounting power device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203560241U true CN203560241U (en) | 2014-04-23 |
Family
ID=50509964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320767583.1U Expired - Lifetime CN203560241U (en) | 2013-11-29 | 2013-11-29 | Expansion bolt for mounting power device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203560241U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737127A (en) * | 2018-11-23 | 2019-05-10 | 国网浙江武义县供电有限公司 | A kind of loam wall branch ferropexy bolt |
| CN111734723A (en) * | 2020-08-04 | 2020-10-02 | 本田汽车用品(广东)有限公司 | Fastener and mounting structure comprising same |
| CN113650689A (en) * | 2021-09-17 | 2021-11-16 | 淮南联合大学 | Cycloidal profile engaging track assembly |
-
2013
- 2013-11-29 CN CN201320767583.1U patent/CN203560241U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737127A (en) * | 2018-11-23 | 2019-05-10 | 国网浙江武义县供电有限公司 | A kind of loam wall branch ferropexy bolt |
| CN111734723A (en) * | 2020-08-04 | 2020-10-02 | 本田汽车用品(广东)有限公司 | Fastener and mounting structure comprising same |
| CN113650689A (en) * | 2021-09-17 | 2021-11-16 | 淮南联合大学 | Cycloidal profile engaging track assembly |
| CN113650689B (en) * | 2021-09-17 | 2022-11-15 | 淮南联合大学 | Cycloidal profile engaging track assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140423 |