CN204435841U - A kind of civil engineering means for fastening scaffolding - Google Patents
A kind of civil engineering means for fastening scaffolding Download PDFInfo
- Publication number
- CN204435841U CN204435841U CN201520057016.6U CN201520057016U CN204435841U CN 204435841 U CN204435841 U CN 204435841U CN 201520057016 U CN201520057016 U CN 201520057016U CN 204435841 U CN204435841 U CN 204435841U
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- China
- Prior art keywords
- slotting ring
- annular slot
- connecting rod
- draw
- civil engineering
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Abstract
The utility model belongs to land development technical field, especially relates to a kind of civil engineering means for fastening scaffolding.This civil engineering means for fastening scaffolding, comprise head rod and the second connecting rod, it is characterized in that, one end of head rod is extended with slotting ring, second connecting rod is provided with the annular slot corresponding with slotting ring, be provided with when slotting ring inserts in annular slot the unidirectional retraction limiting structure that axially can limit slotting ring between slotting ring and annular slot, also detaching structure is provided with between slotting ring and annular slot, and when slotting ring rotates in a circumferential direction to slotting ring during detaching structure place can axially shift out annular slot relative to annular slot.Advantage is: can fix when slotting ring directly inserts annular slot, then prevents the two from relatively rotating by fixed structure, makes to connect between scaffold comparatively firm; When needs are removed, only need head rod to rotate a certain angle relative to the second connecting rod, can be shifted out from the second connecting rod by detaching structure head rod.
Description
Technical field
The utility model belongs to land development technical field, especially relates to a kind of civil engineering means for fastening scaffolding.
Background technology
Scaffold refers to that job site is the various supports that operative also solves vertically and horizontal transport is set up, and applies very extensive in civil engineering field.The application life of scaffold is shorter, needs often to dismantle, but the linkage between scaffold of the prior art is firm not, and it is also convenient not to remove.
In order to improve prior art, people have carried out long-term exploration, propose various solution.Such as, Chinese patent literature discloses a kind of civil engineering means for fastening scaffolding [application number: CN201410296538.1], comprise head rod and the second connecting rod, and the jam nut be arranged on head rod, and the fixed head be arranged on the second connecting rod, described head rod is connected with the second connecting rod, described head rod extends in the second connecting rod, described second connecting rod is provided with the antitorque wing, the described antitorque wing runs through head rod and the second connecting rod is arranged, described jam nut is fixedly mounted on head rod, described jam nut is provided with safety screw, the screw hole matched with described safety screw is provided with in described fixed head.
Although such scheme to some extent solves the deficiencies in the prior art, structure is comparatively complicated, needs to be screwed in by head rod or screw out in the second connecting rod, and it is still convenient not to remove, and global design is reasonable not, poor practicability.
Utility model content
The purpose of this utility model is for the problems referred to above, and provide a kind of reasonable in design, structure is simple, is beneficial to the civil engineering means for fastening scaffolding that scaffold is connected firmly.
For achieving the above object, the utility model have employed following technical proposal: this civil engineering means for fastening scaffolding, comprise head rod and the second connecting rod, it is characterized in that, one end of described head rod is extended with slotting ring, the second described connecting rod is provided with the annular slot corresponding with slotting ring, be provided with when slotting ring inserts in annular slot the unidirectional retraction limiting structure that axially can limit slotting ring between described slotting ring and annular slot, also detaching structure is provided with between described slotting ring and annular slot, and when slotting ring rotates in a circumferential direction to slotting ring during detaching structure place can axially shift out annular slot relative to annular slot.Can fix when slotting ring directly inserts annular slot, then prevent the two from relatively rotating by fixed structure, make to connect between scaffold comparatively firm; When needs are removed, only need head rod to rotate a certain angle relative to the second connecting rod, can be shifted out by detaching structure head rod from the second connecting rod, global design is reasonable, and structure is simple, practical.
In above-mentioned civil engineering means for fastening scaffolding, described unidirectional retraction limiting structure comprises is located at part that slotting ring inner and outer wall can bounce back respectively, the inner and outer wall of described annular slot is provided with the draw-in groove matched with the part that can bounce back, and described detaching structure comprises the releasing slots on the inner and outer wall being located at annular slot.The part that can bounce back can to retract in slotting ring and after retraction and slotting ring wall surface flush.
In above-mentioned civil engineering means for fastening scaffolding, the notch of described draw-in groove slopes inwardly, and the part that can bounce back when the part that can bounce back inserts draw-in groove is resisted against on the first lateral wall of draw-in groove.After slotting ring inserts annular slot, the part that can bounce back slides in draw-in groove, limits slotting ring and axially skids off annular slot, thus can firm connecting pin hand cradle.
In above-mentioned civil engineering means for fastening scaffolding, be provided with slideway between described draw-in groove and releasing slots, the notch of described releasing slots is outward-dipping, and can skid off along the second lateral wall of releasing slots when the part that can bounce back slips into releasing slots.When head rod rotates to an angle relative to the second connecting rod, the part that can bounce back enters releasing slots along slideway from draw-in groove, and the part that now can bounce back can skid off along releasing slots, and namely head rod can shift out from the second connecting rod, be beneficial to the dismounting between scaffold, easy to use.
In above-mentioned civil engineering means for fastening scaffolding, the upper surface of described slideway diapire is higher than draw-in groove and releasing slots, the first buffering sloping platform is provided with between described slideway and draw-in groove, be provided with the second buffering sloping platform between described slideway releasing slots, described slideway is along the surface extending of head rod and the second connecting rod.First buffering sloping platform and the second buffering sloping platform are beneficial to the part that can bounce back and slide between draw-in groove and releasing slots.
In above-mentioned civil engineering means for fastening scaffolding, between described head rod and the second connecting rod, be provided with the fixed structure that can limit the rotation circumferential relative to head rod of the second connecting rod.Be beneficial to stabilized structure, high safety.
Compared with prior art, this civil engineering advantage of means for fastening scaffolding is: first, can fix when slotting ring directly inserts annular slot, prevent the two from relatively rotating by fixed structure again, more particularly, after slotting ring inserts annular slot, the part that can bounce back slides in draw-in groove, limit slotting ring and axially skids off annular slot, thus can firm connecting pin hand cradle.Second, when needs are removed, only need head rod to rotate a certain angle relative to the second connecting rod, the part that can bounce back enters releasing slots along slideway from draw-in groove, and the part that now can bounce back can skid off along releasing slots, namely head rod can shift out from the second connecting rod, be beneficial to the dismounting between scaffold, global design is reasonable, and structure is simple, easy to use, practical.3rd, first buffering sloping platform and the second buffering sloping platform are beneficial to the part that can bounce back and slide between draw-in groove and releasing slots.
Accompanying drawing explanation
Fig. 1 is the structural representation of the stationary state that the utility model provides.
Fig. 2 be the utility model provide can the structural representation of disengaged position.
Fig. 3 is the partial sectional view that the utility model provides.
In figure, head rod 1, second connecting rod 2, slotting ring 3, annular slot 4, the part 5 that can bounce back, draw-in groove 6, releasing slots 7, first lateral wall 8, slideway 9, second lateral wall 10, first buffering sloping platform 11, second cushion sloping platform 12.
Detailed description of the invention
Embodiment 1
As Figure 1-3, this civil engineering means for fastening scaffolding comprises head rod 1 and the second connecting rod 2, it is characterized in that, one end of head rod 1 is extended with slotting ring 3, second connecting rod 2 is provided with the annular slot 4 corresponding with slotting ring 3, be provided with when slotting ring 3 inserts in annular slot 4 the unidirectional retraction limiting structure that axially can limit slotting ring 3 between slotting ring 3 and annular slot 4, also be provided with detaching structure between slotting ring 3 and annular slot 4, and axially can shift out annular slot 4 when slotting ring 3 rotates in a circumferential direction to slotting ring 3 during detaching structure place relative to annular slot 4.Can fix when slotting ring 3 directly inserts annular slot 4, then prevent the two from relatively rotating by fixed structure, make to connect between scaffold comparatively firm; When needs are removed, only need head rod 1 to rotate a certain angle relative to the second connecting rod 2, can be shifted out by detaching structure head rod 1 from the second connecting rod 2, global design is reasonable, and structure is simple, practical.
Wherein, unidirectional retraction limiting structure comprises is located at part 5 that slotting ring 3 inner and outer wall can bounce back respectively, the inner and outer wall of annular slot 4 is provided with the draw-in groove 6 matched with the part 5 that can bounce back, detaching structure comprises the releasing slots 7 on the inner and outer wall being located at annular slot 4, the part 5 that can bounce back can to retract in slotting ring 3 and after retraction and slotting ring 3 wall surface flush.The notch of draw-in groove 6 slopes inwardly, and the part 5 that can bounce back when the part 5 that can bounce back inserts draw-in groove 6 is resisted against on the first lateral wall 8 of draw-in groove 6, after slotting ring 3 inserts annular slot 4, the part 5 that can bounce back slides in draw-in groove 6, limit slotting ring 3 and axially skids off annular slot 4, thus can firm connecting pin hand cradle.Improve as one, slideway 9 is provided with between draw-in groove 6 and releasing slots 7, the notch of releasing slots 7 is outward-dipping, and can skid off along the second lateral wall 10 of releasing slots 7 when the part 5 that can bounce back slips into releasing slots 7, when head rod 1 rotates to an angle relative to the second connecting rod 2, the part 5 that can bounce back enters releasing slots 7 along slideway 9 from draw-in groove 6, the part 5 that now can bounce back can skid off along releasing slots 7, namely head rod 1 can shift out from the second connecting rod 2, be beneficial to the dismounting between scaffold, easy to use.Improve as one, the upper surface of slideway 9 diapire is higher than draw-in groove 6 and releasing slots 7, the first buffering sloping platform 11 is provided with between slideway 9 and draw-in groove 6, the second buffering sloping platform 12 is provided with between slideway 9 releasing slots 7, slideway 9 is along the surface extending of head rod 1 and the second connecting rod 2, and the first buffering sloping platform 11 and the second buffering sloping platform 12 are beneficial to the part 5 that can bounce back and slide between draw-in groove 6 and releasing slots 7.The fixed structure that can limit the rotation circumferential relative to head rod 1 of the second connecting rod 2 is provided with between head rod 1 and the second connecting rod 2.Be beneficial to stabilized structure, high safety.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ the term such as head rod 1, second connecting rod 2, slotting ring 3, annular slot 4, the part 5 that can bounce back, draw-in groove 6, releasing slots 7, first lateral wall 8, slideway 9, second lateral wall 10, first buffering sloping platform 11, second buffering sloping platform 12 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (6)
1. a civil engineering means for fastening scaffolding, comprise head rod (1) and the second connecting rod (2), it is characterized in that, one end of described head rod (1) is extended with slotting ring (3), described the second connecting rod (2) is provided with the annular slot (4) corresponding with slotting ring (3), be provided with when slotting ring (3) inserts in annular slot (4) the unidirectional retraction limiting structure that axially can limit slotting ring (3) between described slotting ring (3) and annular slot (4), also detaching structure is provided with between described slotting ring (3) and annular slot (4), and axially can shift out annular slot (4) when slotting ring (3) rotates in a circumferential direction to slotting ring (3) during detaching structure place relative to annular slot (4).
2. civil engineering means for fastening scaffolding according to claim 1, it is characterized in that, described unidirectional retraction limiting structure comprises is located at part (5) that slotting ring (3) inner and outer wall can bounce back respectively, the inner and outer wall of described annular slot (4) is provided with the draw-in groove (6) matched with the part (5) that can bounce back, and described detaching structure comprises the releasing slots (7) on the inner and outer wall being located at annular slot (4).
3. civil engineering means for fastening scaffolding according to claim 2, it is characterized in that, the notch of described draw-in groove (6) slopes inwardly, and the part (5) that can bounce back when the part (5) that can bounce back inserts draw-in groove (6) is resisted against on first lateral wall (8) of draw-in groove (6).
4. civil engineering means for fastening scaffolding according to claim 3, it is characterized in that, slideway (9) is provided with between described draw-in groove (6) and releasing slots (7), the notch of described releasing slots (7) is outward-dipping, and can skid off along second lateral wall (10) of releasing slots (7) when the part (5) that can bounce back slips into releasing slots (7).
5. civil engineering means for fastening scaffolding according to claim 4, it is characterized in that, the upper surface of described slideway (9) diapire is higher than draw-in groove (6) and releasing slots (7), the first buffering sloping platform (11) is provided with between described slideway (9) and draw-in groove (6), be provided with the second buffering sloping platform (12) between described slideway (9), releasing slots (7), described slideway (9) is along the surface extending of head rod (1) and the second connecting rod (2).
6. civil engineering means for fastening scaffolding according to claim 5, it is characterized in that, between described head rod (1) and the second connecting rod (2), be provided with the fixed structure that can limit the second connecting rod (2) rotation circumferential relative to head rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520057016.6U CN204435841U (en) | 2015-01-24 | 2015-01-24 | A kind of civil engineering means for fastening scaffolding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520057016.6U CN204435841U (en) | 2015-01-24 | 2015-01-24 | A kind of civil engineering means for fastening scaffolding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204435841U true CN204435841U (en) | 2015-07-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520057016.6U Expired - Fee Related CN204435841U (en) | 2015-01-24 | 2015-01-24 | A kind of civil engineering means for fastening scaffolding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204435841U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499257A (en) * | 2016-12-02 | 2017-03-15 | 枣庄度秘信息科技有限公司 | A kind of building safety fence |
| CN114658303A (en) * | 2022-04-22 | 2022-06-24 | 浙江吉利控股集团有限公司 | Locking device and car |
-
2015
- 2015-01-24 CN CN201520057016.6U patent/CN204435841U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499257A (en) * | 2016-12-02 | 2017-03-15 | 枣庄度秘信息科技有限公司 | A kind of building safety fence |
| CN114658303A (en) * | 2022-04-22 | 2022-06-24 | 浙江吉利控股集团有限公司 | Locking device and car |
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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 |
Granted publication date: 20150701 Termination date: 20160124 |
|
| EXPY | Termination of patent right or utility model |