CN204533106U - Hollow brick, air parcel brick special utility setscrew - Google Patents
Hollow brick, air parcel brick special utility setscrew Download PDFInfo
- Publication number
- CN204533106U CN204533106U CN201520059827.XU CN201520059827U CN204533106U CN 204533106 U CN204533106 U CN 204533106U CN 201520059827 U CN201520059827 U CN 201520059827U CN 204533106 U CN204533106 U CN 204533106U
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- CN
- China
- Prior art keywords
- sleeve pipe
- setscrew
- intumescent sheet
- compressing
- brick
- 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 discloses a kind of hollow brick, air parcel brick special utility setscrew, it comprise one end open, sleeve pipe that the other end is closed, at least two intumescent sheets and compressing bar; Outer is provided with at ferrule openings end; Intumescent sheet is movably equipped with at inside pipe casing, the bottom of intumescent sheet and sleeve closure end movable contact, be movably equipped with compressing bar in sleeve pipe above intumescent sheet, be provided with the taper type pressure head of adduction in the compressing bar bottom of inside pipe casing, the end edge of taper type pressure head and the sliding contact of intumescent sheet inwall.Advantage of the present utility model: structure is simple, easy to operate; Can adopt manually, electric tool, the various ways such as hammering install, convenient and swift, save time, laborsaving, substantially increase working efficiency, saved labour cost; Be applicable to the light wall materials such as air parcel brick, hollow brick use.
Description
Technical field:
The utility model relates to a kind of setscrew, relates in particular to a kind of hollow brick, air parcel brick special utility setscrew.
Background technique:
Along with concrete frame posture building and steel building become main flow architectural forms, little, the lightweight New Building Materials of concrete aerated blocks, hollow brick equidensity are able to extensive use, conventional expanded bolt produces extrusion friction power by shell expansion with matrix because of it, thus reach the mode of anchoring object, be not adapted at using in the matrix that quality comparatively loosens, cannot adapt to new turn of the market, and existing setscrew mostly needs manual installation, working efficiency is low, labour cost is higher.
Model utility content:
The purpose of this utility model is the hollow brick, the air parcel brick special utility setscrew that provide a kind of structure simple, easy to use.
The utility model is implemented by following technological scheme: hollow brick, air parcel brick special utility setscrew, the sleeve pipe that it comprises one end open, the other end is closed, at least two intumescent sheets and compressing bar; Outer is provided with at described ferrule openings end; Described intumescent sheet is movably equipped with at described inside pipe casing, the bottom of described intumescent sheet and described sleeve closure end movable contact, described compressing bar is movably equipped with in described sleeve pipe above described intumescent sheet, the taper type pressure head of adduction is provided with, the end edge of described taper type pressure head and the sliding contact of described intumescent sheet inwall in the described compressing bar bottom of described inside pipe casing.
The bottom of described intumescent sheet is fixedly connected with into a single integrated structure.
Described sleeve side walls is provided with the expansion through hole corresponding with described intumescent sheet sidewall.
The sliding plug of described compressing bar is in described sleeve pipe.
Described internal surface of sleeve pipe above described intumescent sheet is provided with retaining fixture block, the described compressing bar sidewall above described taper type pressure head is provided with the locking trough with the corresponding buckle of described retaining fixture block.
Described internal surface of sleeve pipe above described retaining fixture block is axially arranged with limited impression along described sleeve pipe, is provided with at described compressing bar outer wall the spacing preiection matched with described limited impression.
Described internal surface of sleeve pipe above described expansion slot is provided with internal thread, and described compressing bar outer wall is provided with the outside thread with described screw-internal thread fit, and described compressing bar is screwed onto in described sleeve pipe.
Described compressing masthead end is placed in outside described ferrule openings end, is provided with card cap at described compressing masthead end.
Described compressing masthead end is placed in outside described ferrule openings end, is provided with instrument notch at described compressing masthead end.
Described compressing masthead end is placed in inside described ferrule openings end, is provided with tapped blind hole at described compressing masthead end.
Described compressing masthead end is placed in inside described ferrule openings end, and be provided with the screw rod axially identical with described compressing bar at described compressing masthead end, described screw tip is placed in outside described ferrule openings end.
Advantage of the present utility model: structure is simple, easy to operate; Can adopt manually, electric tool, the various ways such as hammering install, convenient and swift, save time, laborsaving, substantially increase working efficiency, saved labour cost; Be applicable to the light wall materials such as air parcel brick, hollow brick use.
Accompanying drawing illustrates:
Fig. 1 is the overall structure schematic diagram of embodiment 1.
Fig. 2 is sleeve pipe overall structure schematic diagram.
Fig. 3 is the overall structure schematic diagram of embodiment 2.
Fig. 4 is the overall structure schematic diagram of embodiment 3.
Fig. 5 is the overall structure schematic diagram of embodiment 4.
Fig. 6 is the overall structure schematic diagram of embodiment 5.
Fig. 7 is the overall structure schematic diagram of embodiment 6.
Fig. 8 is the overall structure schematic diagram of embodiment 7.
Fig. 9 is the overall structure schematic diagram of embodiment 8.
Figure 10 is the overall structure schematic diagram of embodiment 9.
Sleeve pipe 1, instrument notch 2, outer 3, intumescent sheet 4, expansion through hole 5, compressing bar 6, taper type pressure head 7, retaining fixture block 8, locking trough 9, limited impression 10, spacing preiection 11, internal thread 12, outside thread 13, tapped blind hole 14, screw rod 15, card cap 16.
Embodiment:
Embodiment 1: as depicted in figs. 1 and 2, hollow brick, air parcel brick special utility setscrew, sleeve pipe 1, two intumescent sheets 4 that it comprises one end open, the other end is closed and compressing bar 6; Outer 3 is provided with at sleeve pipe 1 opening end; Fixed needing fixing article and matrix by outer 3; Be provided with intumescent sheet 4 at sleeve pipe 1 internal activity, the bottom of intumescent sheet 4 and sleeve pipe 1 closed end movable contact, the bottom of intumescent sheet 4 is fixedly connected with into a single integrated structure; Sleeve pipe 1 sidewall is provided with the expansion through hole 5 corresponding with intumescent sheet 4 sidewall; Be movably equipped with compressing bar 6 in sleeve pipe 1 above intumescent sheet 4, the sliding plug of compressing bar 6 is in sleeve pipe 1; The taper type pressure head 7 of adduction is provided with, the end edge of taper type pressure head 7 and the sliding contact of intumescent sheet 4 inwall in compressing bar 6 bottom of sleeve pipe 1 inside; Sleeve pipe 1 inwall above intumescent sheet 4 is provided with retaining fixture block 8, compressing bar 6 sidewall above taper type pressure head 7 is provided with the locking trough 9 of buckle corresponding to retaining fixture block 8, retaining fixture block 8 coordinates with locking trough 9 and prevents from oppressing bar 6 rollback; When applying external force to compressing bar 6 end of sleeve pipe 1 outside, intumescent sheet 4 opens in petal type through expansion through hole 5 under the extruding of taper type pressure head 7, thus makes setscrew and matrix hole inwall produce extrusion friction to complete anchoring.
Embodiment 2: as shown in Fig. 3 and Fig. 2, hollow brick, air parcel brick special utility setscrew, sleeve pipe 1, two intumescent sheets 4 that it comprises one end open, the other end is closed and compressing bar 6; Outer 3 is provided with at sleeve pipe 1 opening end; Be provided with intumescent sheet 4 at sleeve pipe 1 internal activity, the bottom of intumescent sheet 4 and sleeve pipe 1 closed end movable contact, the bottom of intumescent sheet 4 is fixedly connected with into a single integrated structure; Sleeve pipe 1 sidewall is provided with the expansion through hole 5 corresponding with intumescent sheet 4 sidewall; Be movably equipped with compressing bar 6 in sleeve pipe 1 above intumescent sheet 4, the sliding plug of compressing bar 6 is in sleeve pipe 1; The taper type pressure head 7 of adduction is provided with, the end edge of taper type pressure head 7 and the sliding contact of intumescent sheet 4 inwall in compressing bar 6 bottom of sleeve pipe 1 inside; Sleeve pipe 1 inwall above intumescent sheet 4 is provided with retaining fixture block 8, compressing bar 6 sidewall above taper type pressure head 7 is provided with the locking trough 9 of buckle corresponding to retaining fixture block 8, retaining fixture block 8 coordinates with locking trough 9 and prevents from oppressing bar 6 rollback; Compressing bar 6 top is placed in outside sleeve pipe 1 opening end, is provided with card cap 16, facilitates hammering on compressing bar 6 top; Retaining fixture block 8 coordinates with locking trough 9 and prevents from oppressing bar 6 rollback; When applying external force to compressing bar 6 end of sleeve pipe 1 outside, intumescent sheet 4 opens in petal type through expansion through hole 5 under the extruding of taper type pressure head 7, thus makes setscrew and matrix hole inwall produce extrusion friction to complete anchoring.
Embodiment 3: as shown in fig. 4 and fig. 2, hollow brick, air parcel brick special utility setscrew, sleeve pipe 1, two intumescent sheets 4 that it comprises one end open, the other end is closed and compressing bar 6; Outer 3 is provided with at sleeve pipe 1 opening end; Be provided with intumescent sheet 4 at sleeve pipe 1 internal activity, the bottom of intumescent sheet 4 is fixedly connected with into a single integrated structure; The bottom of intumescent sheet 4 and sleeve pipe 1 closed end movable contact, compressing bar 6 is movably equipped with in sleeve pipe 1 above intumescent sheet 4, the taper type pressure head 7 of adduction is provided with, the end edge of taper type pressure head 7 and the sliding contact of intumescent sheet 4 inwall in compressing bar 6 bottom of sleeve pipe 1 inside; Sleeve pipe 1 sidewall is provided with the expansion through hole 5 corresponding with intumescent sheet 4 sidewall; Sleeve pipe 1 inwall above expansion slot is provided with internal thread 12, and compressing bar 6 outer wall is provided with the outside thread 13 coordinated with internal thread 12, and compressing bar 6 is screwed onto in sleeve pipe 1; Compressing bar 6 top is placed in outside sleeve pipe 1 opening end, is provided with card cap 16 on compressing bar 6 top; The card cap 16 on compressing bar 6 top is utilized to be fixedly connected with needing fixing article with sleeve pipe 1; When compressing bar 6 is in sleeve pipe 1 during precession, intumescent sheet 4 opens in petal type through expansion through hole 5 under the extruding of taper type pressure head 7, thus makes setscrew and matrix hole inwall produce extrusion friction to complete anchoring.
Embodiment 4: as shown in Fig. 5 and Fig. 2, hollow brick, air parcel brick special utility setscrew, sleeve pipe 1, two intumescent sheets 4 that it comprises one end open, the other end is closed and compressing bar 6; Outer 3 is provided with at sleeve pipe 1 opening end; Be provided with intumescent sheet 4 at sleeve pipe 1 internal activity, the bottom of intumescent sheet 4 is fixedly connected with into a single integrated structure; The bottom of intumescent sheet 4 and sleeve pipe 1 closed end movable contact, compressing bar 6 is movably equipped with in sleeve pipe 1 above intumescent sheet 4, the taper type pressure head 7 of adduction is provided with, the end edge of taper type pressure head 7 and the sliding contact of intumescent sheet 4 inwall in compressing bar 6 bottom of sleeve pipe 1 inside; Sleeve pipe 1 sidewall is provided with the expansion through hole 5 corresponding with intumescent sheet 4 sidewall; Sleeve pipe 1 inwall above expansion slot is provided with internal thread 12, and compressing bar 6 outer wall is provided with the outside thread 13 coordinated with internal thread 12, and compressing bar 6 is screwed onto in sleeve pipe 1; Compressing bar 6 top is placed in outside sleeve pipe 1 opening end, is provided with instrument notch 2 on compressing bar 6 top, and instrument notch 2 is convenient oppresses bar 6 in sleeve pipe 1; When compressing bar 6 is in sleeve pipe 1 during precession, intumescent sheet 4 opens in petal type through expansion through hole 5 under the extruding of taper type pressure head 7, thus makes setscrew and matrix hole inwall produce extrusion friction to complete anchoring.
Embodiment 5: as shown in Fig. 6 and Fig. 2, hollow brick, air parcel brick special utility setscrew, sleeve pipe 1, two intumescent sheets 4 that it comprises one end open, the other end is closed and compressing bar 6; Outer 3 is provided with at sleeve pipe 1 opening end; Be provided with intumescent sheet 4 at sleeve pipe 1 internal activity, the bottom of intumescent sheet 4 is fixedly connected with into a single integrated structure; The bottom of intumescent sheet 4 and sleeve pipe 1 closed end movable contact, be movably equipped with compressing bar 6 in the sleeve pipe 1 above intumescent sheet 4, the sliding plug of compressing bar 6 is in sleeve pipe 1; The taper type pressure head 7 of adduction is provided with, the end edge of taper type pressure head 7 and the sliding contact of intumescent sheet 4 inwall in compressing bar 6 bottom of sleeve pipe 1 inside; Sleeve pipe 1 sidewall is provided with the expansion through hole 5 corresponding with intumescent sheet 4 sidewall; Sleeve pipe 1 inwall above intumescent sheet 4 is provided with retaining fixture block 8, compressing bar 6 sidewall above taper type pressure head 7 is provided with the locking trough 9 of buckle corresponding to retaining fixture block 8, retaining fixture block 8 coordinates with locking trough 9 and can prevent from oppressing bar rollback; Sleeve pipe 1 inwall above retaining fixture block 8 is axially arranged with limited impression 10 along sleeve pipe 1, be provided with at compressing bar 6 outer wall the spacing preiection 11 matched with limited impression 10, limited impression 10 coordinates with spacing preiection 11 and can prevent oppressing bar 6, in sleeve pipe 1, rotation occurs; Compressing bar 6 top is placed in inside sleeve pipe 1 opening end, is provided with tapped blind hole 14 on compressing bar 6 top; When carrying out hammering to compressing bar 6 end of sleeve pipe 1 outside, intumescent sheet 4 opens in petal type through expansion through hole 5 under the extruding of taper type pressure head 7, thus makes setscrew and matrix hole inwall produce extrusion friction to complete anchoring; Utilize screw inner by needing fixing article to be fixed on tapped blind hole 14.
Embodiment 6: as shown in Fig. 7 and Fig. 2, hollow brick, air parcel brick special utility setscrew, sleeve pipe 1, two intumescent sheets 4 that it comprises one end open, the other end is closed and compressing bar 6; Outer 3 is provided with at sleeve pipe 1 opening end; Be provided with intumescent sheet 4 at sleeve pipe 1 internal activity, the bottom of intumescent sheet 4 is fixedly connected with into a single integrated structure; The bottom of intumescent sheet 4 and sleeve pipe 1 closed end movable contact, compressing bar 6 is movably equipped with in sleeve pipe 1 above intumescent sheet 4, the taper type pressure head 7 of adduction is provided with, the end edge of taper type pressure head 7 and the sliding contact of intumescent sheet 4 inwall in compressing bar 6 bottom of sleeve pipe 1 inside; Sleeve pipe 1 sidewall is provided with the expansion through hole 5 corresponding with intumescent sheet 4 sidewall; Sleeve pipe 1 inwall above expansion slot is provided with internal thread 12, and compressing bar 6 outer wall is provided with the outside thread 13 coordinated with internal thread 12, and compressing bar 6 is screwed onto in sleeve pipe 1; Compressing bar 6 top is placed in inside sleeve pipe 1 opening end, is provided with tapped blind hole 14 on compressing bar 6 top; When compressing bar 6 is in sleeve pipe 1 during precession, intumescent sheet 4 opens in petal type through expansion through hole 5 under the extruding of taper type pressure head 7, thus makes setscrew and matrix hole inwall produce extrusion friction to complete anchoring; Utilize screw inner by needing fixing article to be fixed on tapped blind hole 14.
Embodiment 7: as shown in Fig. 8 and Fig. 2, hollow brick, air parcel brick special utility setscrew, sleeve pipe 1, two intumescent sheets 4 that it comprises one end open, the other end is closed and compressing bar 6; Outer 3 is provided with at sleeve pipe 1 opening end; Be provided with intumescent sheet 4 at sleeve pipe 1 internal activity, the bottom of intumescent sheet 4 is fixedly connected with into a single integrated structure; The bottom of intumescent sheet 4 and sleeve pipe 1 closed end movable contact, be movably equipped with compressing bar 6 in the sleeve pipe 1 above intumescent sheet 4, the sliding plug of compressing bar 6 is in sleeve pipe 1; The taper type pressure head 7 of adduction is provided with, the end edge of taper type pressure head 7 and the sliding contact of intumescent sheet 4 inwall in compressing bar 6 bottom of sleeve pipe 1 inside; Sleeve pipe 1 sidewall is provided with the expansion through hole 5 corresponding with intumescent sheet 4 sidewall; Sleeve pipe 1 inwall above intumescent sheet 4 is provided with retaining fixture block 8, compressing bar 6 sidewall above taper type pressure head 7 is provided with the locking trough 9 of buckle corresponding to retaining fixture block 8, retaining fixture block 8 coordinates with locking trough 9 and prevents from oppressing bar 6 rollback; Sleeve pipe 1 inwall above retaining fixture block 8 is axially arranged with limited impression 10 along sleeve pipe 1, be provided with at compressing bar 6 outer wall the spacing preiection 11 matched with limited impression 10, limited impression 10 coordinates with spacing preiection 11 and can prevent oppressing bar 6, in sleeve pipe 1, rotation occurs; Compressing bar 6 top is placed in inside sleeve pipe 1 opening end, and be provided with the screw rod 15 axially identical with oppressing bar 6 on compressing bar 6 top, screw rod 15 top is placed in outside sleeve pipe 1 opening end; When carrying out hammering to compressing bar 6 end of sleeve pipe 1 outside, intumescent sheet 4 opens in petal type through expansion through hole 5 under the extruding of taper type pressure head 7, thus makes setscrew and matrix hole inwall produce extrusion friction to complete anchoring; Nut is utilized to be fixed on screw rod 15 by needing fixing article.
Embodiment 8: as shown in Fig. 9 and Fig. 2, hollow brick, air parcel brick special utility setscrew, sleeve pipe 1, two intumescent sheets 4 that it comprises one end open, the other end is closed and compressing bar 6; Outer 3 is provided with at sleeve pipe 1 opening end; Be provided with intumescent sheet 4 at sleeve pipe 1 internal activity, the bottom of intumescent sheet 4 is fixedly connected with into a single integrated structure; The bottom of intumescent sheet 4 and sleeve pipe 1 closed end movable contact, be movably equipped with compressing bar 6 in the sleeve pipe 1 above intumescent sheet 4, the sliding plug of compressing bar 6 is in sleeve pipe 1; The taper type pressure head 7 of adduction is provided with, the end edge of taper type pressure head 7 and the sliding contact of intumescent sheet 4 inwall in compressing bar 6 bottom of sleeve pipe 1 inside; Sleeve pipe 1 sidewall is provided with the expansion through hole 5 corresponding with intumescent sheet 4 sidewall; Sleeve pipe 1 inwall above intumescent sheet 4 is provided with retaining fixture block 8, compressing bar 6 sidewall above taper type pressure head 7 is provided with the locking trough 9 of buckle corresponding to retaining fixture block 8; Retaining fixture block 8 coordinates with locking trough 9 and prevents from oppressing bar 6 rollback; Compressing bar 6 top is placed in inside sleeve pipe 1 opening end; During with hammer compressing bar 6 top, intumescent sheet 4 opens in petal type through expansion through hole 5 under the extruding of taper type pressure head 7, thus makes setscrew and matrix hole inwall produce extrusion friction to complete anchoring; Be screwed onto needing fixing article in sleeve pipe 1 by screw rod.
Embodiment 9: as shown in Figure 10 and Fig. 2, hollow brick, air parcel brick special utility setscrew, sleeve pipe 1, two intumescent sheets 4 that it comprises one end open, the other end is closed and compressing bar 6; Outer 3 is provided with at sleeve pipe 1 opening end; Be provided with intumescent sheet 4 at sleeve pipe 1 internal activity, the bottom of sheet 4 is fixedly connected with into a single integrated structure; The bottom of intumescent sheet 4 and sleeve pipe 1 closed end movable contact, compressing bar 6 is movably equipped with in sleeve pipe 1 above intumescent sheet 4, the taper type pressure head 7 of adduction is provided with, the end edge of taper type pressure head 7 and the sliding contact of intumescent sheet 4 inwall in compressing bar 6 bottom of sleeve pipe 1 inside; Sleeve pipe 1 sidewall is provided with the expansion through hole 5 corresponding with intumescent sheet 4 sidewall; Sleeve pipe 1 inwall above expansion slot is provided with internal thread 12, and compressing bar 6 outer wall is provided with the outside thread 13 coordinated with internal thread 12, and compressing bar 6 is screwed onto in sleeve pipe 1; Compressing bar 6 top is placed in inside sleeve pipe 1 opening end; Compel in the process of bar 6 at sleeve pipe 1 inward turning entrance pressure, intumescent sheet 4 opens in petal type through expansion through hole 5 under the extruding of taper type pressure head 7, thus makes setscrew and matrix hole inwall produce extrusion friction to complete anchoring; Be screwed onto needing fixing article in sleeve pipe 1 by screw rod.
Claims (11)
1. hollow brick, air parcel brick special utility setscrew, is characterized in that, the sleeve pipe that it comprises one end open, the other end is closed, at least two intumescent sheets and compressing bar; Outer is provided with at described ferrule openings end; Described intumescent sheet is movably equipped with at described inside pipe casing, the bottom of described intumescent sheet and described sleeve closure end movable contact, described compressing bar is movably equipped with in described sleeve pipe above described intumescent sheet, the taper type pressure head of adduction is provided with, the end edge of described taper type pressure head and the sliding contact of described intumescent sheet inwall in the described compressing bar bottom of described inside pipe casing.
2. hollow brick according to claim 1, air parcel brick special utility setscrew, it is characterized in that, the bottom of described intumescent sheet is fixedly connected with into a single integrated structure.
3., according to claim 1 or 2 arbitrary described hollow brick, air parcel brick special utility setscrew, it is characterized in that, described sleeve side walls is provided with the expansion through hole corresponding with described intumescent sheet sidewall.
4. hollow brick according to claim 3, air parcel brick special utility setscrew, it is characterized in that, the sliding plug of described compressing bar is in described sleeve pipe.
5. hollow brick according to claim 4, air parcel brick special utility setscrew, it is characterized in that, described internal surface of sleeve pipe above described intumescent sheet is provided with retaining fixture block, the described compressing bar sidewall above described taper type pressure head is provided with the locking trough with the corresponding buckle of described retaining fixture block.
6. hollow brick according to claim 5, air parcel brick special utility setscrew, it is characterized in that, described internal surface of sleeve pipe above described retaining fixture block is axially arranged with limited impression along described sleeve pipe, is provided with at described compressing bar outer wall the spacing preiection matched with described limited impression.
7. hollow brick according to claim 3, air parcel brick special utility setscrew, it is characterized in that, described internal surface of sleeve pipe above described expansion slot is provided with internal thread, described compressing bar outer wall is provided with the outside thread with described screw-internal thread fit, and described compressing bar is screwed onto in described sleeve pipe.
8., according to claim 5,7 arbitrary described hollow brick, air parcel brick special utility setscrew, it is characterized in that, described compressing masthead end is placed in outside described ferrule openings end, is provided with card cap at described compressing masthead end.
9. hollow brick according to claim 7, air parcel brick special utility setscrew, is characterized in that, described compressing masthead end is placed in outside described ferrule openings end, is provided with instrument notch at described compressing masthead end.
10., according to claim 6 or 7 arbitrary described hollow brick, air parcel brick special utility setscrew, it is characterized in that, described compressing masthead end is placed in inside described ferrule openings end, is provided with tapped blind hole at described compressing masthead end.
11. hollow brick according to claim 6, air parcel brick special utility setscrew, it is characterized in that, described compressing masthead end is placed in inside described ferrule openings end, be provided with the screw rod axially identical with described compressing bar at described compressing masthead end, described screw tip is placed in outside described ferrule openings end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520059827.XU CN204533106U (en) | 2015-01-28 | 2015-01-28 | Hollow brick, air parcel brick special utility setscrew |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520059827.XU CN204533106U (en) | 2015-01-28 | 2015-01-28 | Hollow brick, air parcel brick special utility setscrew |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204533106U true CN204533106U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520059827.XU Expired - Fee Related CN204533106U (en) | 2015-01-28 | 2015-01-28 | Hollow brick, air parcel brick special utility setscrew |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204533106U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050883A (en) * | 2016-06-21 | 2016-10-26 | 四川大学 | Dual-fastening single-side bolt connecting piece |
| CN106763048A (en) * | 2016-12-25 | 2017-05-31 | 黄传勇 | A kind of expansion bolt |
-
2015
- 2015-01-28 CN CN201520059827.XU patent/CN204533106U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050883A (en) * | 2016-06-21 | 2016-10-26 | 四川大学 | Dual-fastening single-side bolt connecting piece |
| CN106763048A (en) * | 2016-12-25 | 2017-05-31 | 黄传勇 | A kind of expansion bolt |
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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: 20150805 Termination date: 20170128 |