CN203428737U - Lifting hook - Google Patents
Lifting hook Download PDFInfo
- Publication number
- CN203428737U CN203428737U CN201320532000.7U CN201320532000U CN203428737U CN 203428737 U CN203428737 U CN 203428737U CN 201320532000 U CN201320532000 U CN 201320532000U CN 203428737 U CN203428737 U CN 203428737U
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- Prior art keywords
- helical
- lifting
- pawl
- disk
- movable block
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Abstract
The utility model discloses a lifting hook, belonging to the field of lifting technology. The lifting hook comprises a spiral disc, movable blocks, a lifting bracket and lifting claws, wherein more than three spiral tracks are uniformly distributed on the spiral disc, and the spiral tracks are from the central part of the spiral disc to the side part of the spiral disc; the spiral disc is provided with movable blocks and lifting claws corresponding to the spiral tracks in number; sliding blocks arranged at one end parts of the movable blocks are matched with the spiral tracks and can slide relative to the spiral tracks; the other ends of the movable blocks extend out of the side part of the spiral disc to be connected with the middle parts of the lifting claws; the lifting claws can swing relative to the connection point; the end parts of the lifting claws are connected with the lifting bracket above the spiral disc through a lifting chain respectively. The lifting hook disclosed by the utility model is mainly used for steadily lifting an object with internal and external spigot flanges on the premise of not increasing lifting rings by the existing lifting hook, and can automatically loosen the lifting claws; moreover, the lifting hook is convenient in hoisting, is easy to operate and has good safety.
Description
Technical field
The utility model relates to lifting device, especially relates to a kind of adjustable internal and external stopper flange dedicated lifting hook.
Background technology
Hoisting crane is widely used in the industries such as commercial production, building industry, goods station, storage, is mainly used to lift by crane various goods.On hoisting crane, except engine installation, elevator are with steel cable, also has suspension hook.Existing suspension hook series products is mostly single coupler body, only pay close attention to object is sling, to object, whether level is paid attention to not enough, current most of suspension hook cannot be realized steadily and slinging under the prerequisite that does not increase suspension ring, particularly cannot will sling with the object of internal and external stopper flange, can not be well automatically-unhooked, operating personal is brought to inconvenience, safety cannot be guaranteed.The disclosed suspension hook of the utility model, be applicable to lifting with the object of internal and external stopper flange, and can regulate the scope of the article size that hangs, the object of can steadily slinging under the prerequisite that does not increase suspension ring, the object that hangs hangs behind destination due to deadweight principle, hang pawl and unclamp voluntarily, the disclosed suspension hook of the utility model has lifting convenience, easy operating, the advantage that safety is good.
Utility model content
Utility model object of the present utility model is: for the deficiencies in the prior art, a kind of suspension hook is provided, solve current suspension hook and can steadily sling with the object of internal and external stopper flange under the prerequisite of the suspension ring that do not increase, realization is steadily sling, is hung pawl and unclamps voluntarily, improves safety.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
Suspension hook of the present utility model, comprises helical disk, movable block, hoisting bracket and hangs pawl, is evenly equipped with helical orbits more than three roads on described helical disk, and described helical orbit is the helical track from helical disk central part to spiral web portion; Described helical disk is provided with quantity with the corresponding movable block of helical orbit quantity and hangs pawl, the slide block of being wherein located at movable block one end is matched with on helical orbit, and can slide with respect to helical orbit, the other end of described movable block extend out to outside spiral web portion and is connected with the middle part of hanging pawl, the described pawl that hangs can swing with respect to this point of connection, and a plurality of ends of hanging pawl are connected on the hoisting bracket of helical disk top by lifting chain respectively.
Owing to having adopted said structure, a plurality of claw types that hang become a plurality of lifting points, form a pulsation-free lifting plane, can under the prerequisite that does not increase suspension ring, realize and will steadily sling with the object of internal and external stopper flange, rotating screw dish can regulate the size of hanging pawl opening and closing, according to the magnitude range of object, regulate, simple operation is simple, is easy to realize.
The below of described helical disk is provided with adjusting support frame, described adjusting support frame comprises supporting disk and gripping arm, the center of described supporting disk is fixedly connected with helical disk center, the quantity of described gripping arm is corresponding with helical orbit quantity, and is distributed in the limit portion of supporting disk, and described gripping arm extend out to outside helical disk, in each gripping arm, be equipped with movable block, described movable block can slide with respect to gripping arm, and while making described helical disk rotation, described movable block can drive and hang pawl with respect to helical disk central slide.
For uniform San road helical orbit on helical disk, its track is spiral of Archimedes track, slide block on movable block can be realized movable block drive and hang pawl opening and closing according to the trajectory constant speed movement of track, regulates the size of hanging pawl opening and closing according to the magnitude range of object.
Further, described hang pawl for " J " font with internal and external stopper flange dedicated lifting hook, the described pawl two ends of hanging are divided into corresponding in the same way card inner stopper flange end and card outer stopper flange end, the outer end of described card inner stopper flange end is provided with a through hole, described in hang pawl longitudinal arm be provided with three through holes; Describedly hang four through holes on pawl and from top to bottom first and the 3rd through hole are divided into one group, second and the 4th through hole are divided into another group, the through hole that is wherein positioned at middle part in arbitrary group can be connected with the end of movable block, in this group another through hole can with lift chain and be connected.Adopt " J " font to hang the suspension hook of pawl, the two ends of suspension hook can be changed, transposing is hung pawl two ends and can be realized the object of slinging with internal and external stopper flange.
Further, described helical disk center is provided with ringbolt, and described ringbolt is connected helical disk center with supporting disk center; Described hoisting bracket is provided with lifting crotch, and described lifting crotch top is provided with an annulus; One end of described lifting chain is connected on hoisting bracket, and the other end is connected in and is hung on pawl by attaching parts.During hoisting objects, lifting crotch is caught on to ringbolt, the loop wheel machine suspension hook of can steadily slinging, when object winches to behind destination, turned crane declines, and hangs pawl because deadweight principle is unclamped voluntarily, completes lifting.
Further, in support web portion, be equipped with some the first limiting stoppers, described the first limiting stopper is " T " character form structure, and a plurality of the first limiting stoppers are positioned on the same circumference of supporting disk, and the limit portion of helical disk is limited.Adopt the first limiting stopper can limit helical disk rotation, prevent that the object of clamping from dropping or preventing from regulating the big or small change of hanging pawl opening and closing.
Further, be provided with some the second limiting stoppers on the one end away from the helical disk center of circle in gripping arm, described the second limiting stopper is to hanging pawl and movable block junction is limited.Adopt the second limiting stopper, prevent that the parts that hang pawl and movable block junction from dropping out, when suspension hook is not worked, take out the second limiting stopper, the parts of fast changeable junction, improve the flexibility of junction.
In sum, owing to having adopted technique scheme, the beneficial effects of the utility model are:
1, on the helical disk in suspension hook, the above helical orbit in uniform San road is spiral of Archimedes track, according to spiral of Archimedes principle, three above slide blocks uniform movement and simultaneously regulate movable block to slide on helical orbit, movable block drives and hangs the synchronous opening and closing of pawl, can regulate according to the magnitude range of hung object.
2, during crane loading, three above claw types that hang become a plurality of lifting points, form a stable lifting plane, and object is more steady in lifting and operational process.The disclosed suspension hook of the utility model object of can steadily slinging under the prerequisite that does not increase suspension ring, the object that hangs hangs behind destination due to deadweight principle, hangs pawl and unclamps voluntarily, has that lifting is convenient, easy operating, the advantage that safety is good.
Accompanying drawing explanation
Fig. 1 is the perspective view of a kind of suspension hook of the utility model;
Fig. 2 is adjusting support frame birds-eye view in a kind of suspension hook of the utility model;
Fig. 3 is the plan sketch of hanging pawl in a kind of suspension hook of the utility model.
In figure 1, hoisting bracket; 2, lifting chain; 3, attaching parts; 4, hang pawl; 4-1, card inner stopper flange end 4-2, card outer stopper flange end; 4-1-1,4-1-2,4-2-1,4-2-2 through hole; 5, adjusting support frame; 6, ringbolt; 7, helical disk; 8, the first limiting stopper; 9, movable block; 10, lifting crotch; 11, the second limiting stopper; 12, slide block; 13, supporting disk; 14, gripping arm.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further detail, wherein in institute's drawings attached, identical label represents same or similar parts, and the accompanying drawing in specification sheets is reduced form, only for understanding concrete structure of the present utility model.Following examples are only for the technical solution of the utility model is more clearly described, and can not limit protection domain of the present utility model.
As shown in Figure 1 and Figure 2, suspension hook of the present utility model comprises helical disk 7, movable block 9, hoisting bracket 1 and hangs pawl 4, on described helical disk 7, be evenly equipped with helical orbits more than three roads, be preferably three road helical orbits (can select according to actual needs four Dao, five roads or more multiple tracks helical orbit), described helical orbit is the helical track from helical disk 7 central parts to helical disk 7 limit portions, and described helical orbit is spiral of Archimedes track; Described helical disk 7 is provided with quantity with the corresponding movable block 9 of helical orbit quantity and hangs pawl 4, also be that movable block 9 and the quantity of hanging pawl 4 can be set according to helical orbit quantity, the slide block 12 of being wherein located at movable block 9 one ends is matched with on helical orbit, and can slide with respect to helical orbit, the other end of described movable block 9 extend out to outside helical disk 7 limit portions and is connected with the middle part of hanging pawl 4, the described pawl 4 that hangs can swing with respect to this point of connection, and three ends of hanging pawl 4 are connected on the hoisting bracket 1 of helical disk 7 tops by lifting chain 2 respectively.Owing to having adopted aforesaid structure, a plurality of pawls 4 that hang form a plurality of lifting points, form a pulsation-free lifting plane, can under the prerequisite that does not increase suspension ring, realize and will steadily sling with the object of internal and external stopper flange, rotating screw dish 7 can regulate the size of hanging pawl opening and closing, according to the magnitude range of object, regulate, simple operation is simple, is easy to realize.
Wherein as shown in Figure 2, in order to reach the result of movable support piece 9 better, below described helical disk 7, be provided with adjusting support frame 5, described adjusting support frame 5 comprises supporting disk 13 and gripping arm 14, described supporting disk 13 center is fixedly connected with helical disk 7 centers, the quantity of described gripping arm 14 is corresponding with helical orbit quantity, and be distributed in the limit portion of supporting disk 13, described gripping arm 14 extend out to outside helical disk 7, in each gripping arm 14, be equipped with movable block 9, described movable block 9 can slide with respect to gripping arm 14, while making described helical disk 7 rotation, described movable block 9 can drive and hang pawl 4 with respect to helical disk 7 central slide.
As shown in Figure 3, it is described that to hang pawl 4 be " J " font with internal and external stopper flange dedicated lifting hook, described pawl 4 two ends of hanging are divided into corresponding in the same way card inner stopper flange end 4-1 and card outer stopper flange end 4-2, the outer end of described card inner stopper flange end 4-1 is provided with a through hole 4-2-1, the described longitudinal arm that hangs pawl 4 is provided with three through holes, is respectively 4-1-2,4-2-2,4-1-1; Described four through holes that hang on pawl 4 are divided into first through hole 4-2-1 and the 3rd through hole 4-2-2 first group, second through hole 4-1-2 and the 4th through hole 4-1-1 are divided into second group from top to bottom, the through hole that is wherein positioned at middle part in arbitrary group can be connected with the end of movable block 9, another through hole can with lift chain 2 and be connected.Adopt the through hole 4-2-1 of first group to be connected with lifting chain 2, through hole 4-2-2 is connected with the end of movable block 9, can complete lifting with the object of outer stopper flange; Adopt the through hole 4-1-1 of second group to be connected with lifting chain 2, through hole 4-1-2 is connected with the end of movable block 9, can complete lifting with the object of inner stopper flange.Adopt " J " font to hang the suspension hook of pawl, transposing is hung pawl 4 two ends and can be realized the object of slinging with internal and external stopper flange.
From accompanying drawing 1, can find out, described helical disk 7 centers are provided with ringbolt 6, and described ringbolt 6 is connected helical disk 7 centers with supporting disk 13 centers; Described hoisting bracket 1 is provided with lifting crotch 10, and described lifting crotch 10 tops are provided with an annulus; One end of described lifting chain 2 is connected on hoisting bracket 1, and the other end is connected in and is hung on pawl 4 by attaching parts 3.During hoisting objects, lifting crotch 10 is caught on to ringbolt 6, the loop wheel machine suspension hook of can steadily slinging, when object winches to behind destination, turned crane declines, and hangs pawl 4 because deadweight principle is unclamped voluntarily.
From accompanying drawing 1, can find out, in supporting disk 13 limit portions, be equipped with the first limiting stopper 8, described the first limiting stopper 8 is " T " character form structure, and the first limiting stopper 8 is positioned at take on the same circumference that helical disk 7 centers are the center of circle, and the limit portion of helical disk 7 is limited.The object that prevents clamping drops or prevents from regulating the big or small change of hanging pawl opening and closing.
From accompanying drawing 1, can find out, gripping arm 14 is provided with the second limiting stopper 11, the second limiting stoppers 11 and is positioned at and hangs pawl 4 and limit with the parts of one ，Dui junction, outer end, movable block 9 junction.Prevent that the parts that hang pawl and movable block junction from dropping out, when suspension hook is not worked, take out the second limiting stopper, the parts of fast changeable junction, improve the flexibility of junction.
During use, lifting crotch 10 catches on ringbolt 6, the loop wheel machine suspension hook of slinging winches on object, rotating screw dish 7, slide block on helical disk 7 drives movable block to slide, now hang pawl 4 and can hang the size that pawl 4 opens according to the size adjustment of object, after regulating, to lift by crane crotch 10 and depart from ringbolt 6, hang pawl 4 and aim at outer rim or the inwall of object, place first limiting stopper 8 of " T " character form structure, loop wheel machine starts after rising, hang pawl 4 and quick and precisely clamp object, when object winches to behind destination, turned crane declines, hang pawl 4 because deadweight principle is unclamped voluntarily, complete lifting.Realize lifting simple and efficient, easy operating, safety performance is good.
Claims (7)
1. a suspension hook, it is characterized in that: comprise helical disk (7), movable block (9), hoisting bracket (1) and hang pawl (4), described helical disk is evenly equipped with helical orbits more than three roads on (7), and described helical orbit is the helical track from helical disk (7) central part to helical disk (7) limit portion; Described helical disk (7) is provided with quantity with the corresponding movable block of helical orbit quantity (9) and hangs pawl (4), the slide block (12) of being wherein located at movable block (9) one ends is matched with on helical orbit, and can slide with respect to helical orbit, the other end of described movable block (9) extend out to outside helical disk (7) limit portion and is connected with the middle part of hanging pawl (4), the described pawl (4) that hangs can swing with respect to this point of connection, and a plurality of ends of hanging pawl (4) are connected on the hoisting bracket (1) of helical disk (7) top by lifting chain (2) respectively.
2. suspension hook as claimed in claim 1, it is characterized in that: the below of described helical disk (7) is provided with adjusting support frame (5), described adjusting support frame (5) comprises supporting disk (13) and gripping arm (14), the center of described supporting disk (13) is fixedly connected with helical disk (7) center, the quantity of described gripping arm (14) is corresponding with helical orbit quantity, and be distributed in the limit portion of supporting disk (13), described gripping arm (14) extend out to outside helical disk (7), in each gripping arm (14), be equipped with can relative sliding movable block (9), while making described helical disk (7) rotation, described movable block (9) can drive and hang pawl (4) with respect to helical disk (7) central slide.
3. suspension hook as claimed in claim 2, is characterized in that: on described helical disk (7), be evenly equipped with three road helical orbits, described helical orbit is spiral of Archimedes track.
4. suspension hook as claimed in claim 2 or claim 3, it is characterized in that: described in hang pawl (4) for " J " font with internal and external stopper flange dedicated lifting hook, described pawl (4) two ends of hanging are divided into corresponding in the same way card inner stopper flange end (4-1) and card outer stopper flange end (4-2), the outer end of described card inner stopper flange end (4-1) is provided with a through hole, described in hang pawl (4) longitudinal arm be provided with three through holes; Describedly hang four through holes on pawl (4) and from top to bottom first and the 3rd through hole are divided into one group, second and the 4th through hole are divided into another group, the through hole that is wherein positioned at middle part in arbitrary group can be connected with the end of movable block (9), in this group another through hole can with lift chain (2) and be connected.
5. suspension hook as claimed in claim 4, is characterized in that: described helical disk (7) center is provided with ringbolt (6), and described ringbolt (6) is connected helical disk (7) center with supporting disk (13) center; Described hoisting bracket (1) is provided with the lifting crotch (10) of annular arrangement; It is upper that one end of described lifting chain (2) is connected in hoisting bracket (1), and the other end is connected in and is hung on pawl (4) by attaching parts (3).
6. the suspension hook as described in claim 2 or 3 or 5, it is characterized in that: in supporting disk (13) limit portion, be equipped with some the first limiting stoppers (8), described the first limiting stopper (8) is " T " character form structure, a plurality of the first limiting stoppers (8) are positioned on the same circumference of supporting disk (13), and the limit portion of helical disk (7) is limited.
7. the suspension hook as described in claim 2 or 3 or 5, it is characterized in that: on the upper one end away from helical disk (7) center of circle of gripping arm (14), be provided with the second limiting stopper (11), described the second limiting stopper (11) limits with movable block (9) junction hanging pawl (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320532000.7U CN203428737U (en) | 2013-08-29 | 2013-08-29 | Lifting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320532000.7U CN203428737U (en) | 2013-08-29 | 2013-08-29 | Lifting hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203428737U true CN203428737U (en) | 2014-02-12 |
Family
ID=50057788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320532000.7U Withdrawn - After Issue CN203428737U (en) | 2013-08-29 | 2013-08-29 | Lifting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203428737U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103496626A (en) * | 2013-08-29 | 2014-01-08 | 广西奥特帕斯机械有限公司 | Lifting hook |
| CN114193405A (en) * | 2021-12-14 | 2022-03-18 | 深圳市利德行投资建设顾问有限公司 | Intelligent operation platform that track design was used |
-
2013
- 2013-08-29 CN CN201320532000.7U patent/CN203428737U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103496626A (en) * | 2013-08-29 | 2014-01-08 | 广西奥特帕斯机械有限公司 | Lifting hook |
| CN114193405A (en) * | 2021-12-14 | 2022-03-18 | 深圳市利德行投资建设顾问有限公司 | Intelligent operation platform that track design was used |
| CN114193405B (en) * | 2021-12-14 | 2022-12-16 | 深圳市利德行投资建设顾问有限公司 | Intelligent operation platform that track design was used |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140212 Effective date of abandoning: 20150318 |
|
| RGAV | Abandon patent right to avoid regrant |