CN202936095U - Self-locking quick anti-separation rope device for crane hook - Google Patents
Self-locking quick anti-separation rope device for crane hook Download PDFInfo
- Publication number
- CN202936095U CN202936095U CN 201220596162 CN201220596162U CN202936095U CN 202936095 U CN202936095 U CN 202936095U CN 201220596162 CN201220596162 CN 201220596162 CN 201220596162 U CN201220596162 U CN 201220596162U CN 202936095 U CN202936095 U CN 202936095U
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- lock rod
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Abstract
The utility model discloses a self-locking quick anti-separation rope device for a crane hook and belongs to crane safety devices. The anti-separation rope device is characterized by mainly comprising a main stop lever, a self-locking lever, a main shaft, a fixed shaft sleeve, a front shaft sleeve, a rear shaft sleeve and nuts, wherein the main stop lever is U-shaped; the length of the main stop lever is slightly greater than the open distance of the hook; the self-locking lever is also U-shaped; the width of the self-locking lever is greater than that of the main stop lever; the lower end of the self-locking lever is bent down; a horizontal lever is welded at the bent part of the self-locking lever; the distance from the horizontal lever on the self-locking lever to the top ends of straight levers II is greater than the outer diameter of the crane hook; the main shaft is penetrated into the fixed shaft sleeve welded on the crane hook; the front shaft sleeve and the rear shaft sleeve which have the same length are symmetrically sleeved on the front section and the rear section of the main shaft; the nuts are screwed on the front section and the rear section of the main shaft for limitation; and the straight levers II of the self-locking lever are also symmetrically welded on the right upper sides of the front shaft sleeve and the rear shaft sleeve respectively. The anti-separation rope device is convenient to replace, durable to use, safe and reliable.
Description
Technical field
The utility model belongs to the lifting safety device, especially relates to a kind of anti-off rope device of crane hook.
Background technology
the suspension hook anti-off rope device is one of safety device for hoisting machine, existing crane hook anti-off rope device generally adopts steel disc to add spring loaded, during use, steel rope will take out in suspension hook, play hand of heavy industry and withstand steel disc with spring pressure, another is portable goes out steel rope, but spring pressure is large because steel disc is little, use extremely inconvenient, especially new spring pressure is large, the phenomenon that the finger of heavy industry is extruded is also happened occasionally, use frequent in addition, steel disc and spring decompression, defective image is serious, just lose the Anti-rope drop function in the shorter time, be difficult to be installed to again steel disc and spring because the little price of accessory is low, causing crane hook often to be under degree of lacking at Anti-rope drop (hook) device uses, thereby, tend to cause the generation of lifting safety misadventure.
Summary of the invention
The purpose of this utility model is to propose the quick anti-off rope device of a kind of crane hook self-locking type, not only makes simple and easyly, and it is convenient to change, and uses durablely, safe and reliable, with low cost, and particularly suitable is made at the construction field (site) and installed and used on building crane.
the purpose of this utility model is achieved like this: the quick anti-off rope device of a kind of crane hook self-locking type (abbreviation anti-off rope device), comprise suspension hook, it is characterized in that: this anti-off rope device is mainly by the main file bar, self-lock rod, main shaft, fixed hub, front shaft sleeve, rear axle housing and nut form, this main file bar is the distance that ∪ shape bar and its length (being to the distance between straight-bar I top at the bottom of the ∪ shape of main file bar) are slightly larger than the suspension hook opening, and the width of main file bar (be opening between two of the front and back straight-bar I of main file bar apart from) can be 50～70mm, this main file bar can be made with diameter 10～12mm reinforcing bar, this self-lock rod is also ∪ shape bar, and the width of self-lock rod (be opening between two of the front and back straight-bar II of self-lock rod apart from) is larger than the width of main file bar, the lower end section of this self-lock rod again downward bending and in front and back the bending part of the two straight-bar II cross bar (before and after being to) that is welded, make the bottom bar of self-lock rod become handle, the lower end section of this self-lock rod and the angle between epimere can be 120 °-140 °, cross bar on this self-lock rod to the distance between straight-bar II top should be greater than the overall diameter of suspension hook, cross bar on this self-lock rod to the distance between straight-bar II top can be 120～150mm, this self-lock rod can adopt 10～12mm reinforcing bar to process, the width of this self-lock rod can be 80～100mm, on being welded the left surface of the section of rising to the bait that is positioned at opening part on suspension hook to ground before and after fixed hub, install the front and back end section and all be with externally threaded main shaft in fixed hub, be set with symmetrically respectively isometric front shaft sleeve and rear axle housing on the section of the front and back of main shaft, and be screwed respectively nut with spacing on the thread segment of the front and back of main shaft, the top of the two straight-bar I in front and back of main file bar is welded respectively symmetrically in the lower-left of front shaft sleeve and rear axle housing side and makes the main file bar block the opening of suspension hook, simultaneously, with the top of the two straight-bar II in front and back of self-lock rod also be welded respectively symmetrically the upper right side of front shaft sleeve and rear axle housing and make (front and back) straight-bar I of main file bar and (front and back) straight-bar II of self-lock rod between be the angle of 60 °～80 °.
During use, the handle that rises on the hand-held self-lock rod of heavy industry upwards lifts, the main file bar rotates counterclockwise, the suspension hook opening is opens shape, steel rope is packed into from opening part, and after playing the heavy industry release handle, self-lock rod clockwise rotates by deadweight, the main file bar forms the self-locking type anti-off rope device with suspension hook opening quick-snap.
The quick anti-off rope device deft design of the crane hook self-locking type that the utility model proposes is made simple and easyly, and it is convenient to change, and uses durablely, and safe and reliable, with low cost, and particularly suitable is made at the construction field (site) and installed and used on building crane.
The quick anti-off rope device of crane hook self-locking type that now in conjunction with the accompanying drawings and embodiments the utility model is proposed is described further.
Description of drawings
Fig. 1 is that the master of the quick anti-off rope device of crane hook self-locking type that proposes of the utility model looks schematic diagram.
Fig. 2 is part 3 in Fig. 1: schematic diagram is looked on the left side when the main file bar is installed.
Fig. 3 is part 4 in Fig. 1: schematic diagram is looked on the left side when self-lock rod is installed.
In Fig. 1, Fig. 2, Fig. 3:
1, suspension hook 2, fixed hub 3, main file bar 3-1, straight-bar I 4, self-lock rod 4-1, straight-bar II 4-2, cross bar 4-3, handle 5, main shaft 6-1, rear axle housing 6-2, front shaft sleeve 7, nut.
The specific embodiment
from Fig. 1, Fig. 2, can find out in Fig. 3: the quick anti-off rope device of a kind of crane hook self-locking type (abbreviation anti-off rope device), comprise suspension hook 1, it is characterized in that: this anti-off rope device is mainly by main file bar 3, self-lock rod 4, main shaft 5, fixed hub 2, front shaft sleeve 6-2, rear axle housing 6-1 and nut 7 form, this main file bar 3 is slightly larger than the distance of suspension hook 1 opening for ∪ shape bar and its length (being to the distance between straight-bar I 3-1 top at the bottom of the ∪ shape of main file bar 3), and the width of main file bar 3 (be opening between two of the front and back straight-bar I 3-1 of main file bar 3 apart from) can be 50～70mm, this main file bar 3 can be made with diameter 10～12mm reinforcing bar, this self-lock rod 4 is also ∪ shape bar, and the width of self-lock rod 4 (be opening between two of the front and back straight-bar II 4-1 of self-lock rod 4 apart from) is larger than the width of main file bar 3, the lower end section of this self-lock rod 4 again downward bending and in front and back the bending part of two straight-bar II 4-1 cross bar (before and after the being to) 4-2 that is welded, make the bottom bar of self-lock rod 4 become handle 4-3, the lower end section of this self-lock rod 4 and the angle between epimere can be 120 °-140 °, cross bar 4-2 on this self-lock rod 4 to the distance between straight-bar II 4-1 top should be greater than the overall diameter of suspension hook 1, cross bar 4-2 on this self-lock rod 4 can be 120～150mm to the distance between straight-bar II 4-1 top, this self-lock rod 4 can adopt 10～12mm reinforcing bar to process, the width of this self-lock rod 4 can be 80～100mm, on fixed hub 2 front and back are welded the left surface of the section of rising to the bait that is positioned at opening part on suspension hook 1 to ground, install the front and back end section and all be with externally threaded main shaft 5 in fixed hub 2, be set with symmetrically respectively isometric front shaft sleeve 6-2 and rear axle housing 6-1 on the section of the front and back of main shaft 5, and be screwed respectively nut 7 with spacing on the thread segment of the front and back of main shaft 5, the top of the two straight-bar I 3-1 in front and back of main file bar 3 is welded respectively symmetrically in the lower-left side of front shaft sleeve 6-2 and rear axle housing 6-1 and makes main file bar 3 block the opening of suspension hook 1, simultaneously, with the top of the two straight-bar II 4-1 in front and back of self-lock rod 4 also be welded respectively symmetrically the upper right side of front shaft sleeve 6-2 and rear axle housing 6-1 and make (front and back) straight-bar I 3-1 of main file bar 3 and (front and back) straight-bar II 4-1 of self-lock rod 4 between be the angle of 60 °～80 °.
During use, the handle 4-3 that rises on the hand-held self-lock rod 4 of heavy industry upwards lifts, main file bar 3 is rotated counterclockwise, suspension hook 1 opening is opens shape, steel rope is packed into from opening part, after playing heavy industry release handle 4-3, self-lock rod 4 clockwise rotates by deadweight, and main file bar 3 forms the self-locking type anti-off rope device with suspension hook 1 opening quick-snap, it is convenient to change, and uses durable and safe and reliable.
Claims (5)
1. quick anti-off rope device of crane hook self-locking type, comprise suspension hook (1), it is characterized in that: this anti-off rope device is mainly by main file bar (3), self-lock rod (4), main shaft (5), fixed hub (2), front shaft sleeve (6-2), rear axle housing (6-1) and nut (7) form, this main file bar (3) is to be slightly larger than the distance of suspension hook (1) opening at the bottom of the ∪ shape of main file bar (3) to the distance between straight-bar I (3-1) top for ∪ shape bar and its length, and the width of main file bar (3) is opening apart from being 50～70mm between the two straight-bar I in front and back (3-1) of main file bar (3), this self-lock rod (4) is also ∪ shape bar, and the width of self-lock rod (4) is opening apart from larger than the width of main file bar (3) between the two straight-bar II in front and back (4-1) of self-lock rod (4), the lower end section of this self-lock rod (4) again downward bending and in front and back the bending part of two straight-bar II (4-1) cross bar (4-2) that is welded, make the bottom bar of self-lock rod (4) become handle (4-3), the lower end section of this self-lock rod (4) and the angle between epimere can be 120 °-140 °, cross bar (4-2) on this self-lock rod (4) to the distance between straight-bar II (4-1) top should be greater than the overall diameter of suspension hook (1), on being welded the left surface of the section of rising to the bait that is positioned at opening part on suspension hook (1) to ground before and after fixed hub (2), install the front and back end section and all be with externally threaded main shaft (5) in fixed hub (2), be set with symmetrically respectively isometric front shaft sleeve (6-2) and rear axle housing (6-1) on the front and back section of main shaft (5), and be screwed respectively nut (7) on the front and back thread segment of main shaft (5), the top of the two straight-bar I in front and back (3-1) of main file bar (3) is welded respectively symmetrically in the lower-left side of front shaft sleeve (6-2) and rear axle housing (6-1) and makes main file bar (3) block the opening of suspension hook (1), simultaneously, with the top of the two straight-bar II in front and back (4-1) of self-lock rod (4) also be welded respectively symmetrically the upper right side of front shaft sleeve (6-2) and rear axle housing (6-1) and make the straight-bar I (3-1) of main file bar (3) and the straight-bar II (4-1) of self-lock rod (4) between be the angle of 60 °～80 °.
2. the quick anti-off rope device of crane hook self-locking type according to claim 1 is characterized in that this main file bar (3) makes with diameter 10～12mm reinforcing bar.
3. the quick anti-off rope device of crane hook self-locking type according to claim 1 is characterized in that cross bar (4-2) to the distance between straight-bar II (4-1) top on this self-lock rod (4) is 120～150mm.
4. the quick anti-off rope device of crane hook self-locking type according to claim 1, is characterized in that this self-lock rod (4) adopts 10～12mm reinforcing bar to process.
5. the quick anti-off rope device of crane hook self-locking type according to claim 1, the width that it is characterized in that this self-lock rod (4) is 80～100mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220596162 CN202936095U (en) | 2012-11-13 | 2012-11-13 | Self-locking quick anti-separation rope device for crane hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220596162 CN202936095U (en) | 2012-11-13 | 2012-11-13 | Self-locking quick anti-separation rope device for crane hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202936095U true CN202936095U (en) | 2013-05-15 |
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ID=48320347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220596162 Expired - Lifetime CN202936095U (en) | 2012-11-13 | 2012-11-13 | Self-locking quick anti-separation rope device for crane hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202936095U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752832A (en) * | 2016-05-17 | 2016-07-13 | 无锡石油化工起重机有限公司 | Inductive self-locking crane hook |
| CN107117528A (en) * | 2017-06-27 | 2017-09-01 | 徐州存荣电子商务有限公司 | A kind of crane hook anti-drop device for building |
| CN113211341A (en) * | 2021-04-02 | 2021-08-06 | 江苏核电有限公司 | Anti-slip protection clamp for nuclear detection detector and anti-slip method thereof |
-
2012
- 2012-11-13 CN CN 201220596162 patent/CN202936095U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752832A (en) * | 2016-05-17 | 2016-07-13 | 无锡石油化工起重机有限公司 | Inductive self-locking crane hook |
| CN107117528A (en) * | 2017-06-27 | 2017-09-01 | 徐州存荣电子商务有限公司 | A kind of crane hook anti-drop device for building |
| CN113211341A (en) * | 2021-04-02 | 2021-08-06 | 江苏核电有限公司 | Anti-slip protection clamp for nuclear detection detector and anti-slip method thereof |
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| 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: 20130515 |