Combined installation type lifting hook

Abstract

The utility model relates to the technical field of lifting hooks, in particular to a combined installation type lifting hook which comprises a lifting hook body, and a fixing mechanism is arranged on the outer wall of the lifting hook body. The fixing mechanism comprises a fixing frame fixedly connected to the bottom of the lifting hook body, connecting sleeves are slidably connected to the top of the fixing frame and located on the front face and the back face of the lifting hook body, limiting blocks are fixedly connected to the bottoms of the connecting sleeves and located in the fixing frame, and limiting pins are slidably connected into the limiting blocks. A connecting rod is slidably connected to the interior of the connecting sleeve, a pressing plate is fixedly connected to the center of the outer wall of the connecting rod, a lifting steel cable is fixed through a fixing mechanism in the device, and the problems that when an existing combined installation type lifting hook is used for lifting objects, the lifting steel cable cannot be fixed, the lifting steel cable is likely to fall off from the lifting hook, and the lifting safety is affected are solved. And the hoisting safety is influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting hooks, in particular to a combined installation type lifting hook. Background Technique

[0002] The combined installation type lifting hook is the most common lifting tool in hoisting machinery. However, the existing combined installation type lifting hook still has deficiencies, specifically: when the existing combined installation type lifting hook hoists an object, it is unable to fix the hoisting cable, resulting in the hoisting cable being easily detached from the lifting hook, affecting the hoisting safety.

[0003] Therefore, a combined installation type lifting hook is needed to solve the problems raised in the above background technique. Content of the Utility Model

[0004] The purpose of the utility model is to provide a combined installation type lifting hook to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution:

[0006] A combined installation type lifting hook, including a lifting hook body, and a fixing mechanism is arranged on the outer wall of the lifting hook body;

[0007] The fixing mechanism includes a fixing frame fixedly connected to the bottom of the lifting hook body. On the top of the fixing frame, connecting sleeves are slidably connected to the front and back of the lifting hook body. At the bottom of the connecting sleeve and inside the fixing frame, a limiting block is fixedly connected. Inside the limiting block, a limiting pin is slidably connected. Inside the connecting sleeve, a connecting rod is slidably connected. At the center of the outer wall of the connecting rod, a pressing plate is fixedly connected. At the top and both sides of the connecting rod and inside the connecting sleeve, positioning balls are slidably connected. On the outer wall of the positioning ball and outside the connecting sleeve, a rotating rod is fixedly connected. Inside the rotating rod and at a position far from the positioning ball, a pin shaft is rotatably connected. On the outer wall of the pin shaft and inside the rotating rod, a scroll spring is fixedly connected. On the outer wall of the rotating rod, a limiting ring is slidably connected. On the front of the limiting ring, an internally threaded sleeve is rotatably connected. At the end of the outer wall of the limiting pin and far from the pressing plate, a fixing plate is fixedly connected.

[0008] As a preferred scheme of the utility model, the lifting hook body is made of stainless steel.

[0009] As a preferred scheme of the utility model, the fixing frame, the connecting sleeve, the pressing plate and the rotating rod are all made of aluminum alloy. The fixing frame is designed in a C-shaped structure. The connection modes of the limiting block, the limiting pin and the fixing frame are all sliding connections.

[0010] As a preferred embodiment of the present utility model, the limit block, limit pin, limit ring and positioning ball are all made of stainless steel. The positioning ball penetrates through the connecting rod and extends outside the connecting sleeve. The connection modes of the scroll spring with the rotating rod and the pin shaft with the connecting sleeve are both fixed connections.

[0011] As a preferred embodiment of the present utility model, the limit pin penetrates through the limit block and extends outside the fixing frame. The connection mode of the internal thread sleeve and the connecting sleeve is a threaded connection.

[0012] As a preferred embodiment of the present utility model, there are two groups of fixing frames, and both the pressing plate and the limit ring are designed with an arc structure.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] 1. In the present utility model, by designing a combined installation type hook, the fixing mechanism in the device is used to fix the hoisting cable. Rotate the internal thread sleeve, and the rotating internal thread sleeve will drive the limit ring to move outwards. The limit ring that moves outwards no longer presses the rotating rod, and the scroll spring will drive the rotating rod to rotate outwards. The rotating rod that rotates outwards will drive the positioning ball to withdraw from the connecting rod, pull out the limit pin, the limit pin no longer catches the limit block, pull the connecting sleeve, the connecting sleeve moves outwards, the connecting rod withdraws from the connecting sleeve, remove the connecting rod and the pressing plate, place the hoisting cable on the hook body, align the connecting rod with the connecting sleeve, push the connecting sleeve in the reverse direction, the connecting sleeve moves inwards, the connecting rod is inserted into the connecting sleeve, reinsert the limit pin into the fixing frame, the limit pin will catch the limit block, fix the connecting sleeve at the top of the fixing frame, rotate the internal thread sleeve in the reverse direction, the reverse rotating internal thread sleeve will push the limit ring to move inwards, the limit ring that moves inwards will squeeze the rotating rod, the rotating rod rotates downwards around the pin shaft, the rotating rod that rotates downwards will drive the positioning ball to insert into the connecting rod, the positioning ball will fix the connecting rod in the connecting sleeve, and the pressing plate on the connecting rod will press the hoisting cable on the hook body, so that the hoisting cable is not easy to fall off, solving the problem that the existing combined installation type hook cannot fix the hoisting cable during hoisting, resulting in the hoisting cable being easy to fall off from the hook and affecting the hoisting safety. Description of the Drawings

[0015] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0016] Figure 2 is a three-dimensional structural schematic diagram of the fixing mechanism of the present utility model;

[0017] Figure 3 is a partial side sectional view at the connecting sleeve of the present utility model.

[0018] In the figure: 1. Hook body; 2. Fixing mechanism; 201. Fixing bracket; 202. Connecting sleeve; 203. Limiting block; 204. Limiting pin; 205. Connecting rod; 206. Pressing plate; 207. Positioning ball; 208. Rotating rod; 209. Pin shaft; 210. Volute spring; 211. Limiting ring; 212. Internal thread sleeve; 213. Fixing plate. Detailed implementation manners

[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0020] For the convenience of understanding the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or there can also be an intermediate element. When an element is considered to be "connected" to another element, it can be directly connected to the other element or there may be an intermediate element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are only for the purpose of illustration.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those of ordinary skill in the technical field to which the present invention belongs. The terms used in the specification of the present invention herein are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0023] Embodiment, please refer to Figures 1-3 , the present invention provides a technical solution:

[0024] A combined and installed hook, including a hook body 1, and a fixing mechanism 2 is arranged on the outer wall of the hook body 1;

[0025] Among them, the hook body 1 is made of stainless steel;

[0026] In this embodiment, refer to Figure 2 andFigure 3 The fixing mechanism 2 includes a fixing frame 201 fixedly connected to the bottom of the hook body 1. A connecting sleeve 202 is slidably connected to the top of the fixing frame 201 and on both the front and back sides of the hook body 1. A limiting block 203 is fixedly connected inside the fixing frame 201 at the bottom of the connecting sleeve 202. A limiting pin 204 is slidably connected inside the limiting block 203. A connecting rod 205 is slidably connected inside the connecting sleeve 202. A pressing plate 206 is fixedly connected to the center of the outer wall of the connecting rod 205. Positioning balls 207 are slidably connected to the top and both sides of the connecting rod 205 inside the connecting sleeve 202. A rotating rod 208 is fixedly connected to the outer wall of the positioning ball 207 outside the connecting sleeve 202. A pin shaft 209 is rotatably connected inside the rotating rod 208 at a position far from the positioning ball 207. A scroll spring 210 is fixedly connected to the outer wall of the pin shaft 209 inside the rotating rod 208. A limiting ring 211 is slidably connected to the outer wall of the rotating rod 208. An internally threaded sleeve 212 is rotatably connected to the front of the limiting ring 211. A fixing plate 213 is fixedly connected to the outer wall of the limiting pin 204 at one end far from the pressing plate 206.

[0027] Among them, the fixing frame 201, the connecting sleeve 202, the pressing plate 206, and the rotating rod 208 are all made of aluminum alloy. The fixing frame 201 is designed in a C-shaped structure. The connection methods of the limiting block 203, the limiting pin 204 and the fixing frame 201 are all sliding connections. The limiting block 203, the limiting pin 204, the limiting ring 211, and the positioning balls 207 are all made of stainless steel. The positioning balls 207 penetrate through the connecting rod 205 and extend outside the connecting sleeve 202. The connection methods of the scroll spring 210 with the rotating rod 208 and the pin shaft 209 with the connecting sleeve 202 are both fixed connections. The limiting pin 204 penetrates through the limiting block 203 and extends outside the fixing frame 201. The connection method of the internally threaded sleeve 212 with the connecting sleeve 202 is a threaded connection. There are two groups of fixing frames 201. Both the pressing plate 206 and the limiting ring 211 are designed in an arc structure. Place the hoisting steel cable on the hook body 1, align the connecting rod 205 with the connecting sleeve 202, push the connecting sleeve 202 in the opposite direction. The connecting sleeve 202 moves inward, and the connecting rod 205 is inserted into the connecting sleeve 202. Reinsert the limiting pin 204 into the fixing frame 201. The limiting pin 204 will catch the limiting block 203 and fix the connecting sleeve 202 at the top of the fixing frame 201. Rotate the internally threaded sleeve 212 in the opposite direction. The internally threaded sleeve 212 rotating in the opposite direction will push the limiting ring 211 to move inward. The inward-moving limiting ring 211 will squeeze the rotating rod 208. The rotating rod 208 rotates downward around the pin shaft 209. The downward-rotating rotating rod 208 will drive the positioning balls 207 to insert into the connecting rod 205. The positioning balls 207 will fix the connecting rod 205 inside the connecting sleeve 202. The pressing plate 206 on the connecting rod 205 will press the hoisting steel cable on the hook body 1, and the hoisting steel cable is not likely to fall off.

[0028] The working process of the utility model: When the combined and installed hook designed by this solution is in operation, rotate the internal thread sleeve 212. The rotating internal thread sleeve 212 will drive the limit ring 211 to move outward. The outward moving limit ring 211 will no longer press on the rotating rod 208. The scroll spring 210 will drive the rotating rod 208 to rotate outward. The outward rotating rotating rod 208 will drive the positioning ball 207 to withdraw from the connecting rod 205, pull out the limit pin 204. The limit pin 204 will no longer block the limit block 203. Pull the connecting sleeve 202, and the connecting sleeve 202 moves outward. The connecting rod 205 withdraws from the connecting sleeve 202, remove the connecting rod 205 and the pressing plate 206, place the hoisting cable on the hook body 1, align the connecting rod 205 with the connecting sleeve 202, push the connecting sleeve 202 in the reverse direction, the connecting sleeve 202 moves inward, the connecting rod 205 is inserted into the connecting sleeve 202, reinsert the limit pin 204 into the fixing frame 201, the limit pin 204 will block the limit block 203, fix the connecting sleeve 202 at the top of the fixing frame 201, rotate the internal thread sleeve 212 in the reverse direction. The reversely rotating internal thread sleeve 212 will push the limit ring 211 to move inward. The inward moving limit ring 211 will squeeze the rotating rod 208, and the rotating rod 208 rotates downward around the pin shaft 209. The downward rotating rotating rod 208 will drive the positioning ball 207 to insert into the connecting rod 205. The positioning ball 207 will fix the connecting rod 205 in the connecting sleeve 202. The pressing plate 206 on the connecting rod 205 will press on the hoisting cable on the hook body 1, and the hoisting cable is not easy to fall off.

[0029] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A combined installation type hook, comprising a hook body (1), characterized in that: The outer wall of the hook body (1) is provided with a fixing mechanism (2); The fixing mechanism (2) comprises a fixing frame (201) fixedly connected to the bottom of the hook body (1); a connecting sleeve (202) is slidably connected to the top of the fixing frame (201) and the front and back sides of the hook body (1); a limiting block (203) is fixedly connected to the bottom of the connecting sleeve (202) and inside the fixing frame (201); a limiting pin (204) is slidably connected to the inside of the limiting block (203); a connecting rod (205) is slidably connected to the inside of the connecting sleeve (202); a pressing plate (206) is fixedly connected to the center of the outer wall of the connecting rod (205); and a connecting rod (205) is slidably connected to the top and both sides of the connecting rod (205) and inside the connecting sleeve (202). A positioning ball (207) is slidably connected, a rotating rod (208) is fixedly connected to the outer wall of the positioning ball (207) and outside the connecting sleeve (202), a pin shaft (209) is rotatably connected inside the rotating rod (208) and at a position away from the positioning ball (207), a spiral spring (210) is fixedly connected to the outer wall of the pin shaft (209) and inside the rotating rod (208), a limiting ring (211) is slidably connected to the outer wall of the rotating rod (208), an internally threaded sleeve (212) is rotatably connected to the front of the limiting ring (211), and a fixing plate (213) is fixedly connected to the outer wall of the limiting pin (204) and at one end away from the pressure plate (206).

2. A combined installation type hook according to claim 1, characterized in that: The hook body (1) is made of stainless steel.

3. The combined installation type hook according to claim 1, characterized in that: The fixing frame (201), the connecting sleeve (202), the pressing plate (206) and the rotating rod (208) are all made of aluminum alloy. The fixing frame (201) is designed as a C-shaped structure. The connection mode between the limiting block (203), the limiting pin (204) and the fixing frame (201) is a sliding connection.

4. The combined installation type hook according to claim 1, characterized in that: The limit block (203), the limit pin (204), the limit ring (211) and the positioning ball (207) are all made of stainless steel; the positioning ball (207) passes through the connecting rod (205) and extends outside the connecting sleeve (202); the connection between the spiral spring (210) and the rotating rod (208), and the pin shaft (209) and the connecting sleeve (202) are all fixed connections.

5. The combined installation type hook according to claim 1, characterized in that: The limiting pin (204) passes through the limiting block (203) and extends to the outside of the fixing frame (201), and the connection method between the internal thread sleeve (212) and the connecting sleeve (202) is threaded connection.

6. A combined installation type hook according to claim 1, characterized in that; The fixing frame (201) is provided with two groups, and the pressing plate (206) and the limiting ring (211) are both designed as arc-shaped structures.

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