CN219408899U

CN219408899U - Anti-drop's lifting hook

Info

Publication number: CN219408899U
Application number: CN202223536306.8U
Authority: CN
Inventors: 郭雪娇; 曹成莉
Original assignee: Qingdao Zhaotai Packaging Co ltd
Current assignee: Qingdao Zhaotai Packaging Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-07-25
Anticipated expiration: 2032-12-29

Abstract

The utility model provides an anti-falling lifting hook which comprises an anti-falling hook body, wherein a connecting piece is arranged at the top of the anti-falling hook body, a hanging hole is formed in the front side of the connecting piece, which is close to the top, a conical groove is formed in the bottom of the connecting piece, the top of the anti-falling hook body is inserted into an inner cavity of the conical groove, the top of the anti-falling hook body is in a conical arrangement, the conical arrangement of the top of the anti-falling hook body is matched with the conical groove of the connecting piece, the safety of a hung object is greatly improved, the safety degree of a construction site is ensured, damage and loss caused by falling of objects are avoided, the connection between a positioning buckle and the anti-falling hook body can well carry out limit locking on the objects, the anti-falling effect of the hung object can be ensured to a higher degree through two-channel protection, and the equipment has the rotating problem caused by high-altitude hanging, and the falling danger is reduced.

Description

Anti-drop's lifting hook

Technical Field

The utility model relates to the field of drop prevention of lifting hooks, in particular to a drop-preventing lifting hook.

Background

When a heavy object is lifted by the lifting hook, the heavy object is often damaged, the heavy object falls down from the high altitude, the heavy object or equipment is damaged, and casualty accidents are caused seriously, at present, an elastic buckle is arranged at the end part of the hook body of the lifting hook to avoid the falling of the lifted heavy object, however, only one buckle is protected by the elasticity of a spring in the mode, a fixed structure is not arranged, gaps are easily formed after the elasticity of the spring is reduced, the falling of the heavy object is likely to happen, certain hidden danger exists, and although the falling-preventing effect of some falling-preventing devices is good, most of the falling-preventing devices are complex in structure, high in processing difficulty and high in cost;

therefore, it is necessary to provide an anti-falling hook to solve the above technical problems.

Disclosure of Invention

The utility model provides an anti-falling lifting hook, which solves the problems that at present, an elastic buckle is arranged at the end part of a lifting hook body to prevent a lifted heavy object from falling off, however, only one buckle is protected by the elasticity of a spring in the mode, a fixed structure is not available, gaps are easy to appear after the elasticity of the spring is reduced, the situation that the cargo falls off is likely to happen, a certain hidden danger exists, and some anti-falling devices have complex structures, high processing difficulty and high cost in spite of good anti-falling effects.

In order to solve the technical problems, the anti-falling lifting hook provided by the utility model comprises an anti-falling hook body, a connecting piece is arranged at the top of the anti-falling hook body, a hanging hole is formed in the position, close to the top, of the front side of the connecting piece, a conical groove is formed in the bottom of the connecting piece, the top of the anti-falling hook body is inserted into the inner cavity of the conical groove, the top of the anti-falling hook body is in a conical shape, the conical top of the anti-falling hook body is matched with the conical groove of the connecting piece, an extension disc is fixedly sleeved on the position, close to the top, of the outer side edge of the anti-falling hook body, an annular groove is formed in the position, close to the edge, of the inner cavity of the connecting piece, of the extension disc is inserted into the inner cavity of the annular groove, the position, close to the edge, of the inner cavity of the annular groove is provided with annular grooves, the inner cavities of the annular grooves are movably connected with a plurality of steel balls, the position, close to the right side of the anti-falling hook body is hinged with an elastic buckle, the position, close to the front side of the elastic buckle is fixedly connected with the anti-falling hook body, the elastic buckle is fixedly arranged between the position, and the position, close to the position, of the elastic buckle is located at the position, close to the front side of the elastic buckle.

Preferably, the cross section of the positioning buckle is in an arc-shaped arrangement, and a second spring is fixedly connected between the front side of the arc-shaped arrangement of the positioning buckle and the elastic buckle.

Preferably, the locating buckle is provided with a mounting hole near the right end, and the front side of the anti-unhooking body is provided with a threaded hole near the right end.

Preferably, the threaded hole and the inner cavity of the mounting hole are jointly penetrated by a bolt, the front end of the bolt is fixedly connected with an adjusting knob, the rear side of the anti-unhook body is close to the right end and is fixedly connected with a fixing block, the front side of the fixing block is provided with a threaded groove, and the rear end of the bolt is inserted into the inner cavity of the threaded groove.

Preferably, the steel balls are arranged in an annular array with the bottom center of the connecting piece as a central axis.

Compared with the related art, the anti-falling lifting hook provided by the utility model has the following beneficial effects:

according to the anti-falling lifting hook, when the elasticity of the first spring is insufficient, a gap exists between the elastic buckle and the anti-falling hook body, the elastic buckle is positioned by the positioning buckle through the matching installation between the bolt and the fixed block, the anti-falling function of the positioning buckle on a hung object is also provided, the safety of the hung object is greatly improved, the safety degree of a construction site is ensured, damage and loss caused by falling of the object are avoided, the limiting buckle can be well carried out on the object through the connection between the positioning buckle and the anti-falling hook body, the anti-falling effect of the hung object can be ensured to a higher degree through two-channel protection, the equipment has the rotating problem of avoiding high-altitude hanging, and the falling danger is reduced.

Drawings

FIG. 1 is a schematic view of a hook according to a preferred embodiment of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view of FIG. 1 at B;

fig. 4 is a partial right-side view showing the component fixing block and the adjusting knob of the present embodiment.

Reference numerals in the drawings: 1. an anti-unhooking body; 2. a connecting piece; 3. an elastic buckle; 4. a first spring; 5. a positioning buckle; 6. a second spring; 7. a limiting block; 8. a bolt; 9. a fixed block; 10. an extension tray; 11. steel balls; 12. and (5) adjusting a knob.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Please refer to fig. 1, 2, 3 and 4 in combination, wherein,

fig. 1 is a front view of the present embodiment;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view of FIG. 1 at B;

The utility model provides an anti-drop lifting hook, as shown in figure 1, including anti-drop body 1, there is connecting piece 2 at the top department of anti-drop body 1, the front side of connecting piece 2 is close to top department and has been seted up the hanging hole, conical groove has been seted up to the bottom department of connecting piece 2, the top department of anti-drop body 1 is pegged graft in the inner chamber of conical groove, the top department of anti-drop body 1 is the toper setting, the top toper setting of anti-drop body 1 matches each other with the conical groove of connecting piece 2, the fixed cover in top department of outer edge of anti-drop body 1 is equipped with extension dish 10, the inner chamber of connecting piece 2 is close to the edge department and has been seted up the ring channel, the outer edge grafting of extension dish 10 has all been seted up annular chute in the inner chamber bottom department of the bottom of extension dish 10 close to edge department and ring channel, as shown in figure 3, and the inner chamber of two annular chute all swing joint has a plurality of steel ball 11 jointly, through the rolling action of the steel balls 11, the connecting piece 2 can not drive the extension disc 10 and the anti-unhook body 1 to rotate when rotating, the anti-unhook body 1 and the extension disc 10 always keep stable lifting at the moment, the safety of the hung object is guaranteed, the anti-unhook effect of the hung object can be guaranteed to a higher degree through two-way protection, the equipment has the rotating problem of avoiding high-altitude hanging, the falling danger is reduced, the steel balls 11 are arrayed in an annular array shape by taking the bottom center of the connecting piece 2 as a central shaft, as shown in fig. 2, the elastic buckle 3 is hinged at the position of the anti-unhook body 1 close to the right side, when the article is locked through the elastic buckle 3, after the article is hung, ground personnel can manually penetrate through the inner cavity of the adjacent mounting hole and the threaded hole through bolts 8, at this moment, the rear end of the bolt 8 is mutually installed with the fixed block 9 through rotation, the positioning function is achieved, and the elastic buckle 3 is positioned, the front side of the elastic buckle 3 and the unhook body 1 are fixedly connected with the first spring 4 together, the front side of the elastic buckle 3 is close to the top and fixedly connected with the limiting block 7, the front side of the elastic buckle 3 is close to the right end and is hinged with the positioning buckle 5, the cross section of the positioning buckle 5 is in an arc-shaped structure, the arc-shaped structure of the positioning buckle 5 is fixedly connected with the second spring 6 together between the front side and the elastic buckle 3, the right end of the positioning buckle 5 is close to the right end and is provided with a mounting hole, the front side of the unhook body 1 is close to the right end and is provided with a threaded hole, as shown in fig. 4, the threaded hole and the inner cavity of the mounting hole are jointly penetrated with the bolt 8, the front end of the bolt 8 is fixedly connected with the adjusting knob 12, the rear side of the unhook body 1 is close to the fixed block 9 is fixedly connected with the front side, the front side of the fixed block 9 is provided with a threaded groove, and the rear end of the bolt 8 is spliced in the inner cavity of the threaded groove.

The working principle of the anti-falling lifting hook provided by the utility model is as follows:

when hanging article, because wire rope is woven by stranded wire and forms, can produce the rotation condition under this exogenic action, when connecting piece 2 and wire rope rotate, through the rolling action of a plurality of steel ball 11, make connecting piece 2 can not drive extension dish 10 and unhook body 1 and rotate when rotating, unhook body 1 and extension dish 10 at this moment remain stable lift throughout, the security of being hung the article has been ensured, when carrying out the hasp to the article through elasticity buckle 3, after hanging the article, ground personnel accessible is manual runs through the inner chamber of adjacent mounting hole and screw hole with bolt 8, install each other between the rear end of bolt 8 through rotatory and fixed block 9 this moment, the condition that article hanging droing still can not appear in the elasticity of first spring 4 between the clearance exists between the anti-unhook body 1 this moment, the connection between location buckle 5 and the anti-unhook body 1 can be fine carries out spacing hasp to the article, the anti-unhook effect of being hung the article through the protection of two ways, the protection of a higher degree has been ensured.

through the mutual cooperation relation between each part, when the elasticity of first spring 4 is not enough to have the gap between elasticity buckle 3 and the anticreep hook body 1, through the cooperation installation between bolt 8 and the fixed block 9, when making location knot 5 fix a position elasticity buckle 3, location knot 5 also has the function of taking off to hanging the thing, the security of being hung the thing has been improved greatly, the degree of safety of job site has been ensured, damage and the loss that the article drops and cause have been avoided, the connection between location knot 5 and the anticreep hook body 1 can be fine carries out spacing hasp to the article, through the two-way protection, the anticreep effect of hanging the thing has been ensured to the assurance of higher degree, and the equipment has the rotation problem that avoids high altitude suspension to appear, the danger of droing has been reduced.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides an anti-drop's lifting hook, includes anti-drop hook body (1), its characterized in that: the utility model discloses a steel ball type anti-falling hook, including connecting piece (2) and elastic buckle (3), connecting piece (2) and elastic buckle (3) are fixed cover in the top department of mousing-hook body (1), connecting piece (2) have been seted up in the front side near top department, connecting piece (2) have been seted up the hanging hole in the bottom department near top department, conical groove has been seted up in connecting piece (2) bottom department, the inner chamber in conical groove has all been seted up in the bottom department near edge department of extending piece (10) and annular groove, and two the inner chamber in annular groove has all been jointly swing joint to have a plurality of (11), mousing-hook body (1) is close to right side department and articulates between the conical groove of elastic buckle (3), the outside edge near top department fixed cover of mousing-hook body (1) is equipped with extension dish (10), connecting piece (2) have the ring channel near edge department, the outer edge grafting of extension dish (10) has all been seted up annular chute with the inner chamber bottom department of ring channel, and two the inner chamber in annular chute has a plurality of joint (11), mousing-hook body (1) is close to right side department and is articulated to have elastic buckle (3), elastic buckle (3) is close to the elastic buckle (3) and elastic buckle (3) is close to the front side (3) and is connected with elastic buckle (5) and is fixed together before the front side (4).

2. The anti-falling lifting hook according to claim 1, wherein the cross section of the positioning buckle (5) is in an arc shape, and a second spring (6) is fixedly connected between the front side of the arc shape of the positioning buckle (5) and the elastic buckle (3).

3. The anti-falling lifting hook according to claim 1, wherein the positioning buckle (5) is provided with a mounting hole near the right end, and the front side of the anti-falling hook body (1) is provided with a threaded hole near the right end.

4. The anti-falling lifting hook according to claim 3, wherein the threaded hole and the inner cavity of the mounting hole are jointly penetrated with a bolt (8), the front end of the bolt (8) is fixedly connected with an adjusting knob (12), the rear side of the anti-falling hook body (1) is fixedly connected with a fixing block (9) near the right end, the front side of the fixing block (9) is provided with a threaded groove, and the rear end of the bolt (8) is inserted into the inner cavity of the threaded groove.

5. The anti-falling lifting hook according to claim 1, wherein the plurality of steel balls (11) are arranged in a ring-shaped array with the bottom center of the connecting piece (2) as a central axis.