Quick-hanging hook

Abstract

The utility model relates to a quick-hanging hook which comprises a hook body and a lock rod, one end of the hook body is connected with one end of a hanging ring, the other end of the hanging ring is provided with a lock catch, the other end of the hook body is connected with one end of a holding ring, the other end of the holding ring is provided with a connecting part, the connecting part is provided with a first connecting hole, and one end of the lock rod is provided with a second connecting hole. A locking part is arranged at the other end of the lock rod and is matched with the lock catch; the top end of the connecting part is a wedge-shaped face, a limiting block is arranged at the lowest end of the wedge-shaped face, a limiting groove is formed between the wedge-shaped face and the limiting block, the end, provided with the second connecting hole, of the lock rod is of a hollow structure, one end of an elastic reset structure is arranged in the hollow structure, and the other end of the elastic reset structure is rotationally arranged along the limiting groove. The hook does not need to be unlocked, the pressing action of the lock rod can be completed through one-hand operation, an opening is formed between the lock catch and the hook body, the hook can be conveniently hung on an iron tower, quick hanging operation of the hook is achieved, and the efficiency of hanging the hook on a connecting rod is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of hooks, in particular to a kind of fast hook. BACKGROUND

[0002] The tower of transmission line is generally higher, and there is a danger of falling from a height if the tower climbing personnel do not have effective device protection in the process of climbing tower operation. The hook is a safety protection tool to prevent accidental falling of the personnel climbing the tower. In order to achieve double insurance of the hook hanging on the tower angle steel (hanging point device), the existing hook structure usually includes a locking mechanism and a hook body. During climbing, the worker needs to operate with both hands, one hand to open the locking mechanism for unlocking, and the other hand to open the hook body, so that the hook can be hung on the angle steel, which greatly reduces the efficiency of the hook hanging on the tower angle steel. SUMMARY

[0003] The utility model aims at at least one of the technical problems in the tower falling protection related technology. To this end, the utility model provides a fast hook.

[0004] The utility model discloses a technical scheme for solving the technical problems: a fast hook, including hook body and lock rod, the hook body one end connects the ring one end, the ring other end is equipped with lock catch, the hook body other end connects the ring one end, the ring other end is equipped with connecting portion, the connecting portion is equipped with first connecting hole on it;The lock rod one end is equipped with second connecting hole, and the first connecting hole and the second connecting hole are connected through a pin shaft;The lock rod other end is equipped with locking portion, and the locking portion is matched with the lock catch;

[0005] The top end of the connecting portion is a wedge surface, a limit block is arranged at the lowest end of the wedge surface, a limit groove is formed between the wedge surface and the limit block, one end of the lock rod provided with the second connecting hole is a hollow structure, an elastic reset structure is arranged in the hollow structure, and the other end of the elastic reset structure is rotatably arranged along the limit groove.

[0006] In a preferred embodiment of the utility model, the elastic reset structure includes a spring and a thimble, one end of the spring is fixed in the hollow structure, and the other end of the spring is sleeved with one end of the thimble.

[0007] The thimble includes a top rod and a top block, one end of the top rod is connected with one end of the top block, the top rod and the top block are at an obtuse angle, and the top rod and the top block are integrally formed.

[0008] The other end of the top rod extends into the spring, and the other end of the top block is a free end, which rotates along the limit groove.

[0009] In a preferred embodiment of the utility model, the top block free end is provided with an inclined plane.

[0010] In a preferred embodiment of the utility model, the lock rod one end provided with the second connecting hole is provided with a through hole, the through hole communicates with the hollow structure, and the through hole and the second connecting hole are vertically arranged, and the connecting part is clamped in the through hole.

[0011] In a preferred embodiment of the utility model, the lock catch is arranged towards the hook body, and the lock rod is close to the hook body after rotating along the pin shaft, and the hook is unlocked when the locking part is separated from the lock catch; when the locking part is clamped on the lock catch after rotating along the pin shaft, the hook is locked.

[0012] In a preferred embodiment of the utility model, the distance between the hook body and the lock catch is 110mm-180mm.

[0013] In a preferred embodiment of the utility model, the hook body, the ring, the lock catch, the handle ring and the connecting part are integrally formed; the hook body, the ring, the lock catch, the handle ring and the connecting part are all made of titanium alloy.

[0014] In a preferred embodiment of the utility model, the lock catch is a hook structure.

[0015] The utility model discloses a hook, which does not need to be unlocked, and the lock rod of the hook can be pressed by one hand, so that an opening is formed between the lock catch and the hook body, the hook can be hung on the iron tower conveniently, the hook can be hung on the iron tower quickly, the efficiency of hanging the hook on the iron tower angle steel is improved greatly, and the safety of the hook is improved when the hook is locked, the lock catch and the locking part are in a locking structure, the hook is locked, the stability and the connecting strength between the lock catch and the locking part are improved, and the safety of the hook is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the structure schematic diagram of the utility model;

[0017] Figure 2 It is the structure schematic diagram of the lock catch and the connecting part Figure 1 ;

[0018] Figure 3 It is the structure schematic diagram of the lock catch and the connecting part Figure 2 ;

[0019] Figure 4 It is the structure schematic diagram of the lock rod and the elastic reset structure

[0020] Figure 5 It is Figure 4 A-A sectional view in the utility model

[0021] Figure 6Is the lock rod and elastic reset structure assembly structure schematic diagram;

[0022] Figure 7 Is the thimble structure schematic diagram;

[0023] Figure 8 Is the elastic reset structure and lock rod assembly structure schematic Figure 1 ;

[0024] Figure 9 Is Figure 8 B-B section view in the middle of;

[0025] Figure 10 Is the elastic reset structure and lock rod assembly structure schematic Figure 2 ;

[0026] Figure 11 Is Figure 10 C-C section view in the middle of;

[0027] In the figure: hook body 1; lock rod 2; second connecting hole 201; locking part 202; hollow structure 203; through hole 204; hanging ring 3; lock catch 4; connecting part 5; first connecting hole 501; wedge surface 502; limiting block 503; limiting groove 504; pin shaft 6; elastic reset structure 7; spring 701; thimble 702; top rod 7021; top block 7022; inclined surface 70221; grip ring 8. DETAILED DESCRIPTION

[0028] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary only, and are used only for explaining the present application, and cannot be understood as a limitation of the present application.

[0029] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like is the orientation or positional relationship shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more than two, unless otherwise specifically limited.

[0030] As Figures 1 to 11 A fast hook shown in the figure, including hook body 1 and lock rod 2, one end of the hook body 1 is connected with the one end of the ring 3, the other end of the ring 3 is provided with the lock catch 4, the other end of the hook body 1 is connected with the one end of the grip ring 8, the other end of the grip ring 8 is provided with the connecting part 5;The first connecting hole 501 is arranged on the connecting part 5;The second connecting hole 201 is arranged on one end of the lock rod 2, the first connecting hole 501 and the second connecting hole 201 are connected through the pin shaft 6;The lock rod 2 is provided with the locking part 202 on the other end, and the locking part 202 is matched with the lock catch 4;

[0031] The top end of the connecting part 5 is a wedge surface 502, the lowest end of the wedge surface 502 is provided with a limiting block 503, the wedge surface 502 and the limiting block 503 form a limiting groove 504, one end of the lock rod 2 provided with the second connecting hole 201 is a hollow structure 203, one end of the elastic reset structure 7 is arranged in the hollow structure 203, the other end of the elastic reset structure 7 is arranged in the limiting groove 504. In the application, the lock catch 4 is arranged towards the hook body 1, and the lock rod 2 is close to the hook body 1 after rotating along the pin shaft 6, and the hook is unlocked when the locking part 202 is separated from the lock catch 4;When the locking part 202 is matched and clamped on the lock catch 4 after the lock rod 2 rotates along the pin shaft 6, the hook is locked, which avoids the hook from being separated from the tower angle steel, and improves the safety of the hook in use.

[0032] The utility model discloses a quick hook, when using, external force presses lock bar 2, then lock bar 2 rotates along pin shaft 6, because elastic reset structure 7 rotates and sets in the limiting groove 504, then lock bar 2 rotates and synchronously drives the rotation of elastic reset structure 7 in lock bar 2, when lock bar 2 rotates a certain angle along pin shaft 6, then the locking portion 202 on lock bar 2 is separated from the lock catch 4, make lock bar 2 and the open between the ring 3, be convenient for opening and hanging on the connecting rod of iron tower, realize the connection between staff and iron tower, when the hook is connected with the connecting rod, loosen lock bar 2, then lock bar 2 resets under the action of elastic reset structure 7, realize the connection between the locking portion 202 of lock bar 2 and the lock catch 4, make the open close, avoid the connecting rod to get out of the hook. The lock bar 2 in the application can be completed by single hand operation, realizes the quick hook of hook, greatly improves the efficiency of hook hanging on the connecting rod.

[0033] As a preferred embodiment, the elastic reset structure 7 in the application includes a spring 701 and a thimble 702, one end of the spring 701 is fixed in the hollow structure 203, the other end of the spring 701 is sleeved with one end of the thimble 702, the thimble 702 includes a top rod 7021 and a top block 7022, one end of the top rod 7021 is connected with one end of the top block 7022, the top rod 7021 and the top block 7022 form an obtuse angle, and the top rod 7021 and the top block 7022 are integrally formed to ensure the structural strength of the thimble 702.

[0034] The other end of the top rod 7021 extends into the spring 701, the top block 7022 extends out of the spring, and the other end of the top block 7022 is a free end that rotates along the limiting groove 504.

[0035] In the natural state, the locking portion 202 on the locking rod 2 is matched with the lock catch 4, at this time the top block 7022 is stacked on the wedge surface 501, and the free end of the top block 7022 abuts against the limiting block 503, so as to ensure the stability when the top pin 702 abuts against the wedge surface 502, at this time the free end of the top block 7022 can rotate along the limiting groove 504; when it is needed to open the hook, an external force is pressed on the locking rod 2 with one hand, so that the locking rod 2 is close to the hook body 1 side, at this time the locking rod 2 rotates along the pin shaft 6, since the free end of the top block 7022 can rotate along the limiting groove 504, the top rod 7021 is arranged in the spring 701, the spring 701 is arranged in the hollow structure 203 of the locking rod 2, when the locking rod 2 rotates along the pin shaft 6 to the direction of the hook body 1, the top block 7022 is driven to rotate along the limiting groove 504, at this time the top block 7022 is rotated from being stacked on the wedge surface 501 to the free end of the top block 7022 abutting against the limiting groove 504, at this time the top block 7022 compresses the spring 701 into the hollow structure, until the locking portion 202 is away from the lock catch 4, so that the opening between the locking rod 2 and the hanging ring 3 is formed, and it is convenient to hang on the connecting rod of the iron tower, when the hook is hung on the connecting rod, the locking rod 2 is released, at this time the spring 701 is reset to push the top block 7022 out, the top block 7022 is limited by the limiting groove 504 and the wedge surface 502, so that the free end of the top block 7022 rotates along the limiting groove 504 until the top block 7022 is completely stacked on the wedge surface, the free end of the top block 702 is matched in the limiting groove 504, and the opening is closed.

[0036] As a preferred embodiment, the free end of the top block 7022 is provided with an inclined surface 70221 in the application, the setting of the inclined surface 70221 is convenient for the free end of the top block 7022 to rotate along the limiting groove 504, and the rotating efficiency of the free end of the top block 7022 along the limiting groove 504 is improved.

[0037] As a preferred embodiment, one end of the locking rod 2 provided with the second connecting hole 201 is provided with a through hole 204 in the application, the through hole 204 communicates with the hollow structure 203, the through hole 204 and the second connecting hole 201 are vertically arranged, and the connecting portion 5 is clamped in the through hole 204. The setting of the through hole 204 can completely cover the connecting portion 5 by the locking rod 2, so as to improve the stability and tightness of the connection between the locking rod 2 and the connecting portion 5.

[0038] As a preferred embodiment, the distance between the hook body 1 and the lock catch 4 in the application is 110mm-180mm. This distance range can ensure the size of the hook opening, ensure the quick hooking operation of the hook, and also ensure the structural strength of the hook when in use.

[0039] As a preferred embodiment, the hook body 1, the ring 3, the lock 4, the ring 8, and the connecting part 5 are integrally formed, improving the integrity and structural stability of the hook; the hook body 1, the ring 3, the lock 4, the ring 8, and the connecting part 5 are all made of titanium alloy, ensuring the structural strength of the hook.

[0040] As a preferred embodiment, the lock 4 is in the form of a hook, and the hook includes a hook slot 401; the locking part 202 is in the form of a lock bolt; when the hook is locked, the lock bolt is matched and inserted into the hook slot 401 of the hook, so that the lock 4 and the locking part 202 are in a locking and embedding structure, playing a role of locking the hook, and improving the stability and strength of the connection between the lock 4 and the locking part 202.

[0041] In the description of the present specification, the description of the terms "one embodiment", "certain embodiments", "illustrative embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiments or examples are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0042] In summary, although the present application has been disclosed as above with preferred embodiments, the above preferred embodiments are not intended to limit the present application, and those skilled in the art can make various modifications and decorations without departing from the spirit and scope of the present application. Therefore, the protection scope of the present application is subject to the scope defined by the claims.

Claims

1. A quick hitch, characterized in that, It includes the hook body (1) and the lock bar (2), one end of the hook body (1) is connected with the ring (3), the other end of the ring (3) is provided with the lock (4), the other end of the hook body (1) is connected with the ring (8), the other end of the ring (8) is provided with the connecting part (5), the first connecting hole (501) is arranged on the connecting part (5); The second connecting hole (201) is arranged on one end of the lock bar (2), the first connecting hole (501) and the second connecting hole (201) are connected through the pin shaft (6), the other end of the lock bar (2) is provided with the locking part (202), and the locking part (202) is matched with the lock (4); The top end of the connecting part (5) is a wedge surface (502), the lowest end of the wedge surface (502) is provided with a limiting block (503), the wedge surface (502) and the limiting block (503) form a limiting groove (504), one end of the lock bar (2) provided with the second connecting hole (201) is a hollow structure (203), one end of the elastic reset structure (7) is arranged in the hollow structure (203), and the other end of the elastic reset structure (7) is arranged in the limiting groove (504).

2. The quick hitch according to claim 1, characterized in that, The elastic reset structure (7) includes a spring (701) and a thimble (702), one end of the spring (701) is fixed in the hollow structure (203); The thimble (702) includes a top rod (7021) and a top block (7022), one end of the top rod (7021) is connected with one end of the top block (7022), the top rod (7021) and the top block (7022) are at an obtuse angle, and the top rod (7021) and the top block (7022) are integrally formed; The other end of the top rod (7021) extends into the spring (701), and the other end of the top block (7022) is a free end which rotates along the limiting groove (504).

3. The quick hitch according to claim 2, characterized in that, The free end of the top block (7022) is provided with an inclined surface (70221).

4. The quick hitch according to claim 1, characterized in that, One end of the lock bar (2) provided with the second connecting hole (201) is provided with a through hole (204), the through hole (204) communicates with the hollow structure (203), the through hole (204) and the second connecting hole (201) are vertically arranged, and the connecting part (5) is clamped in the through hole (204).

5. The quick hitch according to claim 1, characterized in that, The lock (4) is arranged towards the hook body (1), and the lock bar (2) is close to the hook body (1) after rotating along the pin shaft (6), and the hook is unlocked when the locking part (202) is separated from the lock (4); when the locking part (202) is matched and clamped on the lock (4) after the lock bar (2) rotates along the pin shaft (6), the hook is locked.

6. The quick hitch according to claim 1, characterized in that, The distance between the hook body (1) and the lock (4) is 110mm-180mm.

7. The quick hitch according to claim 1, characterized in that, The hook body (1), the ring (3), the lock (4), the ring (8) and the connecting part (5) are integrally formed; the hook body (1), the ring (3), the lock (4), the ring (8) and the connecting part (5) are made of titanium alloy.

8. The quick hitch according to any one of claims 1 to 7, characterized in that, The lock (4) is a hook structure.

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