CN201546444U - Scaffold fastening and connecting hook - Google Patents
Scaffold fastening and connecting hook Download PDFInfo
- Publication number
- CN201546444U CN201546444U CN2009202074038U CN200920207403U CN201546444U CN 201546444 U CN201546444 U CN 201546444U CN 2009202074038 U CN2009202074038 U CN 2009202074038U CN 200920207403 U CN200920207403 U CN 200920207403U CN 201546444 U CN201546444 U CN 201546444U
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- Prior art keywords
- snap close
- hook
- alignment pin
- pin
- deep
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Abstract
The utility model discloses a scaffold fastening and connecting hook, comprising a hook body, a lock catch, a lock catch return spring, a positioning pin and a positioning pin spring, the lower end of the lock catch is pivoted in an installation groove of the hook body, the lock catch return spring acts on the lock catch to rotate the upper end towards, and a major arc cavity is formed by the upper end and the hook body, thereby a hook locking state is formed, the upper end of the lock catch is provided with an arc chute, a location hole is arranged at the front end of the arc chute, the hook body is correspondingly provided with a pin hole, the positioning pin is matched and connected between the pin hole and the arc chute, the positioning pin can force the positioning part to enter into the location hole under the effect of the positioning pin spring, thereby the upper end of the lock catch is positioned at the rear to form the hook opening state. The scaffold fastening and connecting hook is characterized in that a second location hole is also arranged on the lock catch, and is located at the rear end of the arc chute. According to the utility model, the locking effect of the hook on the cross bar can be increased, the connection is stable and reliable, and the hidden trouble is reduced.
Description
Technical field
The utility model relates to the connection stabilizing component of a kind of building construction process with scaffold, and particularly a kind of easy-to-mount scaffold is fastenedly connected hook.
Background technology
The scaffold of in construction workss such as building, decoration, building, the position that interconnects of all columns, cross bar, bearing diagonal all is provided with link, and these parts all must mount and dismount by tool using.It is wasted time and energy influences operating efficiency.For increasing work efficiency, Chinese patent ZL 200420095002.5 provides a kind of " self-locking claw hook ".This hook is made up of clamp, clip tongue and back-moving spring.When the self-locking claw hook is connected with cross bar, cross bar is promoted in clamp, after cross bar was depressed the clip tongue that upwarps and entered clamp, clip tongue was upspring under the effect of back-moving spring and is recovered the state of upwarping, and making claw hook embrace cross bar can slippage.Though this design scheme has realized hook and has been connected with the quick of cross bar, links up with still very inconvenient in dismounting.Chinese patent ZL 200820040965.3 provides a kind of " self-locking scaffold hook ".This hook is made up of " C " shape hanger bulk, snap close, back-moving spring, stop pin etc., is provided with arc elongated slot and lockpin hole in the snap close.This patent has been done further improvement on above-mentioned patent basis, the structure that has increased stop pin and long arc-shaped holes and be provided with lockpin hole at the inside end of camber slotted hole, so in use, when being pulled to the rear, snap close makes when linking up with in opened condition, thereby can adopt stop pin is inserted into the inner state that snap close is remained on be opened of lockpin hole, the operator just can carry out the operation of other connections with both hands liberation like this, thereby has solved the defective of inconvenient operation when dismantling; But the hook of this structure, link up with when mounted that cross bar is held tightly dynamics is low, can hook be unclamped the reverse compression spring when snap close is subjected in the other direction power, cross bar be jumped out in the hook easily, usually cause the operator to throw scaffold during practical application, have great potential safety hazard defective.
The utility model content
Technical problem to be solved in the utility model is, provides a kind of hook that improves to the cross bar locking effect, and the scaffold that reduces potential safety hazard is fastenedly connected hook.
In order to solve the problems of the technologies described above, adopted following technical scheme in the utility model:
A kind of scaffold is fastenedly connected hook, comprises hanger bulk, snap close, snap close back-moving spring, alignment pin, locating pin spring; The hook-shaped of described hanger bulk the place ahead semicircular in shape, rear are to be used for the column that is connected with steel pipe; The snap close lower ending pivot is connected in the mounting groove of hanger bulk, and the snap close action of reset spring can make the rotation forwards of its upper end and constitute a major arc inner chamber with hanger bulk in snap close, thereby forms the hook lock-out state; The clockwise moving direction in snap close upper end is provided with a deep-slotted chip breaker, and deep-slotted chip breaker front end place is provided with the locating hole of diameter greater than the deep-slotted chip breaker width, and hanger bulk is provided with the pin-and-hole corresponding with the deep-slotted chip breaker position; Described alignment pin has the leading section of diameter and deep-slotted chip breaker width coupling and the location division of diameter and locating hole diameter coupling, alignment pin is connected between pin-and-hole and the deep-slotted chip breaker, alignment pin can force the location division to enter in the locating hole under the effect of locating pin spring, forms the opening of hook state thereby the snap close upper end is positioned the rear; Its characteristics are, also are provided with second locating hole on the snap close, and the position of this second locating hole is at deep-slotted chip breaker follower head place, and two locating holes size is identical and be circular hole.
When the utility model uses, column with the hanger bulk rear is connected with steel pipe earlier, the pulling alignment pin makes its location division break away from locating hole, the snap close upper end is pulled to the rear, the relieving alignment pin makes its location division enter into the locating hole that is positioned at the deep-slotted chip breaker front end under the effect of locating pin spring and positions, this moment, hook was in open mode, the cross bar that need be connected with steel pipe transverse can be put into hanger bulk; Again extract alignment pin again, snap close upper end under the snap close action of reset spring before commentaries on classics and cross bar blocked locking, decontrol alignment pin and can make its location division enter into the locating hole that is positioned at the deep-slotted chip breaker rear end to position this moment, guaranteed that snap close can be locked in hook with cross bar.
As further optimization, described snap close back-moving spring is a pressure spring, and the one end is connected middle part, snap close rear, and an end is connected on the column of mounting groove trailing flank accordingly.Like this, compare with prior art, its snap close back-moving spring installation site becomes snap close rear medium position by the pivot place, has changed the spring stress position, and spring energized distance becomes big, makes spring torque become big, has increased the locking effect of snap close.
As further optimizing again, be to seamlessly transit for tapered slope between the leading section of described alignment pin and the location division, can avoid like this when the needs alignment pin is located, end, alignment pin location division is stuck in the locating hole outside after letting go, hindered the location division and entered in the locating hole, made its location very inconvenient; Do not notice after the operator looses one's grip that sometimes alignment pin location division reality does not also enter into locating hole, and think by mistake and had good positioning, just be more prone to stay potential safety hazard.Certainly, simultaneously a end that also can alignment pin inserts on two locating holes is provided with chamfering, makes the alignment pin location division can enter into locating hole more swimmingly.
As another optimization, on the described hanger bulk, alignment pin rear end place surface location has a groove with respect to the back side edge indent, make its back side edge form a relative lug, nib, on this lug, nib, be horizontally arranged with a rope kerve, be provided with alignment pin noose hole in the alignment pin rear end, in use can socket one stay cord on this alignment pin noose hole.Like this, can change application of force direction, make it more convenient to operate by stay cord and rope kerve to alignment pin.
Than prior art, set up a locating hole in the utility model in the deep-slotted chip breaker rear end, can increase a locked function for snap close like this, when under latching in the snap close action of reset spring, being locked in cross bar in the hook, the location division is inserted in the locating hole of newly establishing on the alignment pin, thereby forces snap close to remain on tightening state and by locked.Even snap close also can not unclamped by power effect in the other direction like this, what guaranteed to connect between the steel pipe is firm, has ensured the safety of workman's operation well.In the utility model, change the installation site of snap close back-moving spring simultaneously, increased the locking effect of snap close.Optimized the shaped design between the leading section and sticking department on the alignment pin, it is convenient to make its alignment pin location division enter locating hole, further reduced potential safety hazard; Also optimized alignment pin rear end structure, made it be convenient to operation more.
Description of drawings
Fig. 1 is the assembling schematic diagram that scaffold of the present utility model is fastenedly connected hook.
Fig. 2 is that the snap close that scaffold of the present utility model is fastenedly connected hook is positioned at the structural representation that the place ahead is locking state.
Fig. 3 is that the snap close that scaffold of the present utility model is fastenedly connected hook is positioned at rear structural representation in opened condition.
Fig. 4 is the axonometric drawing of analysing and observe that scaffold of the present utility model is fastenedly connected hook.
Fig. 5 is a locating pin structure schematic diagram in the utility model.
Among the figure, 1 is that hanger bulk, 2 is that snap close, 3 is that snap close back-moving spring, 4 is that alignment pin, 5 is that locating pin spring, 6 is that column, 7 is that mounting groove, 8 is that deep-slotted chip breaker, 9 is that locating hole, 10 is that pin-and-hole, 11 is that leading section, 12 is that location division, 13 is that second locating hole, 14 is that alignment pin noose hole, 15 is that alignment pin packing ring, 16 is that alignment pin nut, 17 is that snap close noose hole, 18 is that kerve, 19 is that groove, 20 is a linkage section.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
During concrete enforcement, as shown in Figures 1 to 4, a kind of scaffold is fastenedly connected hook, comprises hanger bulk 1, snap close 2, snap close back-moving spring 3, alignment pin 4, locating pin spring 5; The hook-shaped of described hanger bulk 1 the place ahead semicircular in shape, rear are to be used for the column 6 that is connected with steel pipe; Middle part, column 6 front end places vertically is provided with mounting groove 7 in the hanger bulk 1, snap close 2 lower ending pivots are connected in the mounting groove 7 of hanger bulk 1, mounting groove 7 can limit the position of rotating before and after snap close 2 upper ends, snap close back-moving spring work 3 acts on snap close 2 and can make the rotation forwards of its upper end and constitute a major arc inner chamber with hanger bulk 1, links up with lock-out state thereby form; The clockwise moving direction in snap close 2 upper ends is provided with a deep-slotted chip breaker 8, deep-slotted chip breaker 8 is a groove, the radian of deep-slotted chip breaker 8 is set to consistent with snap close 2 rotating radian in mounting groove 7, deep-slotted chip breaker 8 front end places are provided with the locating hole 9 of diameter greater than deep-slotted chip breaker 8 width, and hanger bulk 1 is provided with the pin-and-hole 10 corresponding with deep-slotted chip breaker 8 positions; Described alignment pin 4 has the leading section 11 of diameter and deep-slotted chip breaker 8 width coupling and the location division 12 of diameter and locating hole 9 diameters coupling, alignment pin 4 is connected between the pin-and-hole 10 at deep-slotted chip breaker 8 and two ends, alignment pin 4 can force location division 12 to enter in the locating hole 9 under the effect of locating pin spring 5, forms the opening of hook state thereby snap close 2 upper ends are positioned the rear; Wherein, also be provided with second locating hole 13 on the snap close 2, the position of this second locating hole 13 is at deep-slotted chip breaker 8 follower head places, and two locating holes 9,13 are circular hole and big or small identical.
Wherein, described snap close back-moving spring 3 is a pressure spring, and the one end is connected middle part, snap close 2 rears, and an end is connected on the column 6 of mounting groove 7 trailing flanks accordingly.During concrete enforcement, plush copper for snap close back-moving spring 3 location can be set at middle part, snap close 2 rears, on the column 6 of mounting groove 7 trailing flanks pothole is set again, snap close back-moving spring 3 one ends are positioned in this pothole, and other end crimping is positioned on the snap close 2 rear plush coppers.Described alignment pin 4 shapes can be as shown in Figure 5, linkage section 20 between its leading section 11 and the location division 12 seamlessly transits structure for tapered slope, can make alignment pin 4 location further reduce its potential safety hazard easily simultaneously like this, locating pin spring 5 can be installed in the place ahead of alignment pin 4 leading sections 11, one end is connected on the tip, alignment pin 4 the place ahead, the other end is connected in the pin-and-hole 10 on the hanger bulk 1, plays the effect that alignment pin 4 is resetted; During concrete enforcement, the pin-and-hole 10 of deep-slotted chip breaker 8 both sides all can be set to through hole, like this when assembling, can be earlier with locating pin spring 5 and alignment pin 4 most advanced and sophisticated fixedlying connected, again locating pin spring 5 and alignment pin 4 are inserted pin-and-hole, locating hole together successively and enter into the pin-and-hole of opposite side and make locating pin spring 5 tips stretch out the pin-and-hole of this opposite side, after adopting an alignment pin packing ring 15 and these locating pin spring 5 tips being connected, the pin-and-hole end of adopting an alignment pin nut 16 to spin and be positioned at opposite side again.
During enforcement, rear end, snap close 2 top can be provided with a noose hole 17 and socket one noose, can conveniently spur noose like this to snap close 2 application of forces.Simultaneously, for making it convenient, on described hanger bulk 1, alignment pin 4 rear end place surface locations are provided with a groove 19 with respect to the back side edge indent, make its back side edge form a relative lug, nib, on this lug, nib, be horizontally arranged with a rope kerve 18, be provided with alignment pin noose hole 14 in alignment pin 4 rear ends, in use can socket one stay cord on this alignment pin noose hole 14.Be provided with like this is operator's practical operation for convenience, because when the actual existing this scaffold hook of operator connects steel pipe, be earlier vertical steel pipe to be connected on the column 6 at hanger bulk rear, and then the steel pipe (being transverse tube) of horizontally set is connected in the hook, this moment, the operator stood in the face of steel pipe, adopt one to hold the steel pipe that is connected on the hanger bulk rear column 6 so that self keep stable, another hold transverse tube be placed on the hook in and adjust, the operator usually can't vacate hand and spur alignment pin 4 in this case, so the inconvenience that seems that operates.And after having done above-mentioned optimization in the utility model, just can walk around rope kerve 18 and be articulated on the thumb of steel pipe that hand on the operator grasps column 6 this moment being socketed in stay cord on the alignment pin noose hole 14, noose in the noose hole, rear end, snap close 2 top 17 also can be articulated on the forefinger of this hand simultaneously, so just can adopt hand to keep that the operator is homeostatic also can to carry out application of force operation to alignment pin 4 and snap close 2 simultaneously, another hand operation cross bar makes that it is more convenient to operate, quick and guaranteed operator's safety.
During use, snap close 2 can be spurred by external force in the scope of deep-slotted chip breaker 8 radians or be promoted by snap close back-moving spring 3 alignment pin 4 is pulled out locating hole 9,13 by external force after.After the external force on the snap close 2 was disengaged, snap close 2 was pushed to spacing point by snap close back-moving spring 3, unclamps alignment pin 4 its location division 12 is inserted among locating holes 9 automatically, hook was hold the steel pipe state tightly and carried out lockedly, guaranteed the safety that connects.When hook need be opened, extract alignment pin 4 earlier and make its location division 12 break away from locating hole 9, pull back snap close 2 upper ends again, unclamp alignment pin 4 its location division 12 is inserted in another locating hole 13 automatically to spacing point, make hook in opened condition, can conveniently mount and dismount.
During manufacturing, this device critical piece is made by the steel metal material that meets performance requirement.
Claims (4)
1. a scaffold is fastenedly connected hook, comprises hanger bulk, snap close, snap close back-moving spring, alignment pin, locating pin spring; The hook-shaped of described hanger bulk the place ahead semicircular in shape, rear are to be used for the column that is connected with steel pipe; The snap close lower ending pivot is connected in the mounting groove of hanger bulk, and the snap close action of reset spring can make the rotation forwards of its upper end and constitute a major arc inner chamber with hanger bulk in snap close, thereby forms the hook lock-out state; The clockwise moving direction in snap close upper end is provided with a deep-slotted chip breaker, and deep-slotted chip breaker front end place is provided with the locating hole of diameter greater than the deep-slotted chip breaker width, and hanger bulk is provided with the pin-and-hole corresponding with the deep-slotted chip breaker position; Described alignment pin has the leading section of diameter and deep-slotted chip breaker width coupling and the location division of diameter and locating hole diameter coupling, alignment pin is connected between pin-and-hole and the deep-slotted chip breaker, alignment pin can force the location division to enter in the locating hole under the effect of locating pin spring, forms the opening of hook state thereby the snap close upper end is positioned the rear; It is characterized in that also be provided with second locating hole on the snap close, the position of this second locating hole is at deep-slotted chip breaker follower head place.
2. scaffold as claimed in claim 1 is fastenedly connected hook, it is characterized in that described snap close back-moving spring is a pressure spring, and the one end is connected middle part, snap close rear, and an end is connected on the column of mounting groove trailing flank accordingly.
3. scaffold as claimed in claim 1 is fastenedly connected hook, it is characterized in that seamlessly transitting for tapered slope between the leading section of described alignment pin and the location division.
4. scaffold as claimed in claim 1 is fastenedly connected hook, it is characterized in that on the described hanger bulk, alignment pin rear end place surface location has a groove with respect to the back side edge indent, make its back side edge form a relative lug, nib, on this lug, nib, be horizontally arranged with a rope kerve, be provided with alignment pin noose hole in the alignment pin rear end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202074038U CN201546444U (en) | 2009-11-27 | 2009-11-27 | Scaffold fastening and connecting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202074038U CN201546444U (en) | 2009-11-27 | 2009-11-27 | Scaffold fastening and connecting hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201546444U true CN201546444U (en) | 2010-08-11 |
Family
ID=42601618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202074038U Expired - Fee Related CN201546444U (en) | 2009-11-27 | 2009-11-27 | Scaffold fastening and connecting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201546444U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168486A (en) * | 2011-03-28 | 2011-08-31 | 张连元 | Door-type steel pipe scaffold fastener and self-locking anti-drop device |
| CN103112326A (en) * | 2013-03-15 | 2013-05-22 | 吴静 | Hauling mechanism used for mini-type vehicle |
| WO2014139228A1 (en) * | 2013-03-15 | 2014-09-18 | Xu Jinju | Concrete form locking and fastening device |
| CN104832510A (en) * | 2015-05-18 | 2015-08-12 | 薛征宇 | Pipe connecting device |
| WO2017001201A1 (en) * | 2015-07-01 | 2017-01-05 | Peri Gmbh | Bracket and scaffolding comprising a bracket of this type |
| CN110424553A (en) * | 2019-08-08 | 2019-11-08 | 何淑敏 | A kind of steel structure connecting member |
-
2009
- 2009-11-27 CN CN2009202074038U patent/CN201546444U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168486A (en) * | 2011-03-28 | 2011-08-31 | 张连元 | Door-type steel pipe scaffold fastener and self-locking anti-drop device |
| CN103112326A (en) * | 2013-03-15 | 2013-05-22 | 吴静 | Hauling mechanism used for mini-type vehicle |
| WO2014139228A1 (en) * | 2013-03-15 | 2014-09-18 | Xu Jinju | Concrete form locking and fastening device |
| CN104832510A (en) * | 2015-05-18 | 2015-08-12 | 薛征宇 | Pipe connecting device |
| CN104832510B (en) * | 2015-05-18 | 2017-01-18 | 薛征宇 | Pipe connecting device |
| WO2017001201A1 (en) * | 2015-07-01 | 2017-01-05 | Peri Gmbh | Bracket and scaffolding comprising a bracket of this type |
| CN110424553A (en) * | 2019-08-08 | 2019-11-08 | 何淑敏 | A kind of steel structure connecting member |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20101127 |