CN2519041Y - Scale-type expansion plug - Google Patents
Scale-type expansion plug Download PDFInfo
- Publication number
- CN2519041Y CN2519041Y CN 01278181 CN01278181U CN2519041Y CN 2519041 Y CN2519041 Y CN 2519041Y CN 01278181 CN01278181 CN 01278181 CN 01278181 U CN01278181 U CN 01278181U CN 2519041 Y CN2519041 Y CN 2519041Y
- Authority
- CN
- China
- Prior art keywords
- expander
- cover
- pulling back
- scale
- pivoted housing
- 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
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Abstract
The utility model relates to a scale-type expansion plug which is characterized in that the expansion plug body consists of a positioning cap 1, a rotating resistance sleeve 2, a dilatancy body 3 and a return sleeve 7, and the expansion plug body takes a shape of cylinder, a circular orifice is arranged in the centre of the positioning cap 1, and a rotating resistance edge 9 is arranged at the external surface of the rotating resistance sleeve 2, and a circular orifice is arranged in the centre of the resistance sleeve 2, moreover, a wedge 8 is arranged at the internal sleeve surface of the dilatancy body 3; the external surface of the dilatancy body 3 is provided with a squama 4 and a groove, and the centre of the dilatancy body 3 is also provided with a circular orifice, and a gap 11 is longitudinally arranged at the dilatancy body 3; the dilatancy body 3 consists of a plurality of dilatancy belts 12; the return sleeve 7 takes a shape of column, and the centre is provided with a cruciform cavity 13; a groove 6 is arranged at the external surface which is arranged between the return sleeve 7 and the dilatancy body 3. The utility model is capable of being used in the solid wall body such as concrete, stone, solid brick, perforated brick or foam concrete; and also capable of being used in the hollow wall body such as plasterboard, hollow brick, hollow preformed slab or isolating thermally insulated wall which is filled with the foaming resin; and used for fastening and hanging articles.
Description
Technical field
The utility model relates to a kind of bloated plug, particularly a kind of on body of wall flake type fixing or suspended item the plug that expands, belong to technical field of fastening.
Background technique
Article are fastened on the body of wall, and the bloated plug in the public technology is to process several grooves at the end of filling in that expands, and makes cock body be divided into several lobes, and after bolt screwed in, the cock body radial expansion reached fastening purpose.If when running into soft body of wall or blank wall, the defective of this bloated plug is the effect that does not have swelling.
Summary of the invention
The purpose of this utility model provides and a kind ofly can be used for solid wall, as concrete, stone material, solid brick, perforated brick, foamed concrete etc., the hollow wall that can also be used for different-thickness, as: the insulation walls that gypsum board, hollow brick, hollow preform plate, Foamex are filled etc., flake type fastening thereon or suspended item expands and fills in.The technical solution of the utility model is: a kind of flake type expands and fills in, by positioning cap, anti-pivoted housing, expander, the cover of pulling back is formed, it is characterized in that: positioning cap, anti-pivoted housing, expander, the cover of pulling back constitutes the plug main body that expands, the plug body shape that expands is a cylindrical body, the plug main body that expands has two ends, wherein a termination is a positioning cap, another termination is the cover of pulling back, be positioning cap from positioning cap in order to the cover of pulling back, anti-pivoted housing, expander, the cover of pulling back is as a whole mutually, the positioning cap center is provided with circular hole, anti-pivoted housing outer surface is provided with the anti-rotation rib, anti-pivoted housing center is provided with through hole, and the cover face is provided with voussoir in the anti-pivoted housing, and the expander outer surface is provided with scale, groove, the expander center is provided with through hole, expander is axially arranged with the slit, and expander is made of many zone of swelling, and the cover profile of pulling back is a cylindrical shape, the center is a cross-shaped cavity, and pulling back, outer surface is provided with groove between cover and the expander; Described positioning cap center hole, anti-pivoted housing central through bore, the expander central through bore, the cover central cross of pulling back shape cavity connects mutually; Described anti-rotation rib is perpendicular to anti-pivoted housing outer surface, and its α angle is 70～90 degree, and its quantity is 3～6; Described expander outer surface is provided with scale and arranges by bar shaped, is provided with groove between scale and the scale, and scale quantity is 3～6, and scale is shaped as terrace with edge shape, its radially angle β be 30～60 the degree; Described zone of swelling is a strip; Its quantity is 3～6.
The utlity model has following characteristics:
1. controlling depth when positioning cap can make the plug main body that expands insert boring, particularly during hollow wall, can avoid the anti-rotation inefficacy that causes because of excessively inserting.
2. anti-pivoted housing appearance is provided with the anti-rotation rib and produces enough surface friction drag in the plug main body insertion boring back of expanding.
3. zone of swelling is provided with scale and can produces bigger frictional force in solid wall, be provided with groove between scale and the scale, the scale lodging reduces resistance and produces anchor force when extracting when helping inserting boring, zone of swelling is provided with scale increases external diameter, make the plug main body that expands when patchhole, be subjected to the hole wall extruding to force the slit between zone of swelling to be extruded tightly, produce maximum expansion amplitude when helping lock screw.
4. zone of swelling is provided with scale and groove and radially becomes 30～60 degree with zone of swelling, helps zone of swelling when being used for hollow wall and reverses knotting.
5. the cover center of pulling back is designed to cross-shaped cavity and makes the plug main body that expands can be suitable for the screw of multiple diameter simultaneously to satisfy different usage requirements.
Description of drawings:
Fig. 1 is the bloated plug structure of a utility model flake type plan view;
Fig. 2 is the right elevation of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the expander cross-sectional view;
Fig. 5 is the bloated plug of a utility model flake type structure cutaway view;
Fig. 6 is the bloated plug of the utility model flake type solid wall user mode figure;
Fig. 7 is the bloated plug of the utility model flake type hollow wall user mode figure.
Reference character: positioning cap 1, anti-pivoted housing 2, expander 3, scale 4, groove 5, groove 6, the cover 7 of pulling back, voussoir 8, anti-rotation rib 9, through hole 10, slit 11, zone of swelling 12, cross-shaped cavity 13.
Embodiment
Figure of description is the utility model preferred implementation, below in conjunction with Figure of description concrete structure of the present utility model is described in further detail:
As shown in the figure: flake type expands and fills in, by positioning cap 1, anti-pivoted housing 2, expander 3, the cover 7 of pulling back is formed, positioning cap 1, anti-pivoted housing 2, expander 3, the cover 7 of pulling back constitutes the plug main body that expands, the plug body shape that expands is a cylindrical body, the plug main body that expands has two ends, wherein a termination is a positioning cap 1, another termination is the cover 7 of pulling back, be positioning cap 1 from positioning cap 1 in order to the cover 7 of pulling back, anti-pivoted housing 2, expander 3, the cover 7 of pulling back is as a whole mutually, positioning cap 1 center is provided with circular hole, anti-pivoted housing 2 outer surfaces are provided with anti-rotation rib 9, anti-pivoted housing 2 centers are provided with through hole, and the cover face is provided with voussoir 8 in the anti-pivoted housing 2, and expander 3 outer surfaces are provided with scale 4, groove 5, expander 3 centers are provided with through hole, expander 3 is axially arranged with slit 11, and expander 3 is made of many zone of swelling 12, and cover 7 profiles of pulling back are cylindrical shape, the center is a cross-shaped cavity 13, and pulling back, outer surface is provided with groove 6 between cover 7 and the expander 3; Described positioning cap 1 center hole, anti-pivoted housing 2 central through bores, expander 3 central through bores 10, the cover 7 central cross shape cavitys 13 of pulling back connect mutually.
Shown in Fig. 1,3: anti-rotation rib 9 is perpendicular to anti-pivoted housing 2 outer surfaces, and its α angle is 90 degree, and its quantity is 4.
Shown in Fig. 1,3,4: expander 3 outer surfaces are provided with scale 4 and arrange by bar shaped, are provided with groove 5 between scale 4 and the scale 4, and number of the arrangement is 4, and scale 4 is shaped as terrace with edge shape, its radially angle β 45 spend.
Shown in Fig. 1,4,5: zone of swelling 12 is a strip, and its quantity is 4.
Using method of the present utility model such as Fig. 6, Fig. 7, Fig. 6 is the bloated plug of the utility model flake type solid wall user mode figure, and its method is: hole on solid wall, insert the plug main body that expands then, tighten screw, expander expands and reaches fixedly purpose under the effect of the cover of pulling back; Fig. 7 is the bloated hollow wall user mode figure that fills in of the utility model flake type, and its method is: hole on hollow wall, insert the plug main body that expands then, tighten screw, zone of swelling reverses to tie a knot and reaches fixedly purpose under the effect of overlapping of pulling back.
Claims (4)
1 one kinds of flake types expand and fill in, by positioning cap 1, anti-pivoted housing 2, expander 3, the cover 7 of pulling back is formed, it is characterized in that: positioning cap 1, anti-pivoted housing 2, expander 3, the cover 7 of pulling back constitutes the plug main body that expands, the plug body shape that expands is a cylindrical body, the plug main body that expands has two ends, wherein a termination is a positioning cap 1, another termination is the cover 7 of pulling back, be positioning cap 1 from positioning cap 1 in order to the cover 7 of pulling back, anti-pivoted housing 2, expander 3, the cover 7 of pulling back is as a whole mutually, positioning cap 1 center is provided with circular hole, anti-pivoted housing 2 outer surfaces are provided with anti-rotation rib 9, anti-pivoted housing 2 centers are provided with through hole, the cover face is provided with voussoir 8 in the anti-pivoted housing 2, expander 3 outer surfaces are provided with scale 4, groove 5, expander 3 centers are provided with through hole, expander 3 is axially arranged with slit 11, expander 3 is made of many zone of swelling 12, cover 7 profiles of pulling back are cylindrical shape, the center is a cross-shaped cavity 13, pulling back, outer surface is provided with groove 6 between cover 7 and the expander 3, described positioning cap 1 center hole, anti-pivoted housing 2 central through bores, expander 3 central through bores 10, the cover 7 central cross shape cavitys 13 of pulling back connect mutually;
2, a kind of flake type according to claim 1 expands and fills in, and it is characterized in that: anti-rotation rib 9 is perpendicular to anti-pivoted housing 2 outer surfaces, and its α angle is 70～90 degree, and its quantity is 3～6;
3, a kind of flake type according to claim 1 expands and fills in, it is characterized in that: expander 3 outer surfaces are provided with scale 4 and arrange by bar shaped, be provided with groove 5 between scale 4 and the scale 4, and number of the arrangement are 3～6, scale 4 is shaped as terrace with edge shape, its radially angle β be 30～60 the degree;
4, a kind of flake type according to claim 1 expands and fills in, and it is characterized in that: zone of swelling 12 is strip, and its quantity is 3～6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01278181 CN2519041Y (en) | 2001-12-12 | 2001-12-12 | Scale-type expansion plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01278181 CN2519041Y (en) | 2001-12-12 | 2001-12-12 | Scale-type expansion plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2519041Y true CN2519041Y (en) | 2002-10-30 |
Family
ID=33681724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01278181 Expired - Fee Related CN2519041Y (en) | 2001-12-12 | 2001-12-12 | Scale-type expansion plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2519041Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513373A (en) * | 2019-07-02 | 2019-11-29 | 青岛海尔洗衣机有限公司 | Washing equipment installation assembly, installation method and wall-mounted washing equipment |
-
2001
- 2001-12-12 CN CN 01278181 patent/CN2519041Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513373A (en) * | 2019-07-02 | 2019-11-29 | 青岛海尔洗衣机有限公司 | Washing equipment installation assembly, installation method and wall-mounted washing equipment |
| CN110513373B (en) * | 2019-07-02 | 2024-03-15 | 青岛海尔洗衣机有限公司 | Washing equipment installation assembly, installation method and wall-mounted washing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |