CN220131705U - Unhooking device with automatic safety card - Google Patents
Unhooking device with automatic safety card Download PDFInfo
- Publication number
- CN220131705U CN220131705U CN202321370612.0U CN202321370612U CN220131705U CN 220131705 U CN220131705 U CN 220131705U CN 202321370612 U CN202321370612 U CN 202321370612U CN 220131705 U CN220131705 U CN 220131705U
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- section
- safety card
- closing
- hook
- adjusting section
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- 230000005484 gravity Effects 0.000 claims description 23
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Abstract
The unhooking device with automatic safety card includes one fixing part installed onto crane; the self-adaptation piece that opens and shuts, self-adaptation piece that opens and shuts has set gradually adjusting section, linkage segment and closure section, the junction and the mounting switching of linkage segment and adjusting section, and the junction switching of linkage segment and closure section has the coupler body, wherein, when the hoist and mount has the heavy object on the coupler body, the adjusting section level minimum is higher than the highest end of closure section, and closure section is used for the coupler body hoist and mount anticreep, when the coupler body place behind the heavy object or do not hoist and mount, the adjusting section level minimum is lower than closure section level minimum, coupler body and outside intercommunication. The utility model can realize the quick assembly and disassembly of the lifting hook without the operation of external force of personnel, improves the working efficiency and enhances the safety.
Description
Technical Field
The utility model belongs to the technical field of hoisting machinery, and particularly relates to a unhooking device with an automatic safety card.
Background
In order to prevent suspended objects or connecting pieces from falling out of a lifting hook in the lifting operation process, a safety clip is usually added at an opening of the lifting hook for preventing falling, the common safety clip generally comprises a clip body, a spring, a bolt and a nut, parts are more and are not easy to assemble, the safety clip is easy to loosen due to frequent hook removal in the use process after installation, the safety clip is invalid and is in lifting danger, and a series of operations are completed by manual operation.
Disclosure of Invention
The utility model aims to provide a unhooking device with an automatic safety card, so as to solve the problems, realize quick disassembly and assembly of a lifting hook without external force operation of personnel, improve the working efficiency and enhance the safety.
In order to achieve the above object, the present utility model provides the following solutions: the unhooking device with automatic safety card includes one fixing part installed onto crane;
the self-adaptation piece that opens and shuts, self-adaptation piece that opens and shuts has set gradually adjusting section, linkage segment and closure section, the linkage segment with the junction of adjusting section with the mounting switching, just the linkage segment with the junction switching of closure section has the coupler body, wherein, works as hoist and mount on the coupler body have the heavy object, the horizontal minimum of adjusting section is higher than the highest of closure section, the closure section is used for the coupler body hoist and mount anticreep, works as after the coupler body places the heavy object or does not hoist and mount, the horizontal minimum of adjusting section is less than the horizontal minimum of closure section, the coupler body communicates with outside.
Preferably, the closing section and the adjusting section are respectively arranged at two sides of the connecting section, the length of the closing section is smaller than that of the adjusting section, and in a natural gravity state, the gravity of the closing section is smaller than that of the adjusting section.
Preferably, the self-adaptive opening and closing member is a safety card, the safety card is provided with a weight end, the adjusting section is the weight end, and the weight end is positioned at the lowest position of the safety card under the natural gravity state.
Preferably, the safety card is an integrally formed special-shaped connecting rod structure.
Preferably, the hook body comprises an integrally formed hook handle and a hook ring, one end, close to the hook ring, of the hook handle is abutted to the adjusting section in a natural gravity state, the highest end of the hook ring is lower than the lowest end of the closing section, an opening is formed in one end, close to the hook handle, of the hook ring, and the closing section is matched with the opening.
Preferably, an included angle is formed between the adjusting section and the connecting section, and one side, away from the connecting section, of the closing section is of an arc-shaped structure.
Preferably, the fixing piece is an ear plate, a cotter pin is arranged on the ear plate, a bolt is arranged in the cotter pin in a penetrating mode, one end of the bolt penetrates through the safety card and is in switching connection with the safety card, and a nut is connected with one end of the bolt penetrating through the safety card through a bolt.
Compared with the prior art, the utility model has the following advantages and technical effects:
according to the self-adaptive lifting hook, the fixing piece is arranged corresponding to the crane, the self-adaptive opening and closing piece is enabled to be rotatable and fixed relative to the crane through the fixing piece, the adjusting section, the connecting section and the closing section are respectively arranged on the self-adaptive opening and closing piece, the connecting section has a certain connecting length and is used for supporting the connecting position of the connecting section and the closing section which are pulled by the action of gravity of the hook body when the hook body is used for lifting the weight, at the moment, the adjusting section lifts the closing section to plug the hook body through the lever principle, so that the weight lifted on the hook body is prevented from being separated, and when the weight is placed on the hook body or no weight is placed on the hook body after the crane is transported, at the moment, the horizontal height of the adjusting end of the self-adaptive opening and closing piece is located below the closing section under the natural gravity state, at the moment, the adjusting section descends the lever action to lift the closing section, and the hook body is communicated with the outside, and self-adaptive unhooking of the hook body is achieved.
Drawings
For a clearer description of an embodiment of the utility model or of the solutions of the prior art, the drawings that are needed in the embodiment will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:
FIG. 1 is a schematic view of a structure under natural gravity;
FIG. 2 is a schematic view of the structure in a state of lifting a weight;
FIG. 3 is a left side view of FIG. 2;
1, an insurance card; 1-1, a connecting section; 1-2, an adjusting section; 1-3, a closing section; 2. a hook body; 2-1, a hook handle; 2-2, a shackle; 3. a bolt; 4. ear plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
Examples: referring to fig. 1-3, an unhooking device with an automatic safety card 1 includes a fixing member mounted on a crane;
the self-adaptive opening and closing piece is sequentially provided with an adjusting section 1-2, a connecting section 1-1 and a closing section 1-3, the connecting part of the connecting section 1-1 and the adjusting section 1-2 is connected with a fixing piece in a switching mode, the connecting part of the connecting section 1-1 and the closing section 1-3 is connected with a hook body 2 in a switching mode, when a heavy object is hoisted on the hook body 2, the lowest horizontal end of the adjusting section 1-2 is higher than the highest end of the closing section 1-3, the closing section 1-3 is used for hoisting and preventing the hook body 2 from falling, and when the hook body 2 is placed with the heavy object or is not hoisted, the lowest horizontal end of the adjusting section 1-2 is lower than the lowest horizontal end of the closing section 1-3, and the hook body 2 is communicated with the outside.
According to the self-adaptive hook body 2 self-adaptive unhooking device, the fixing piece is arranged corresponding to the crane, the self-adaptive opening and closing piece is enabled to be rotatable and fixed relative to the crane through the fixing piece, the adjusting section 1-2, the connecting section 1-1 and the closing section 1-3 which are respectively arranged on the self-adaptive opening and closing piece are utilized, the connecting section 1-1 has a certain connecting length and is used for supporting the connecting position of the connecting section 1-1 and the closing section 1-3 which is pulled by the hook body 2 under the action of gravity when a heavy object is hoisted through the hook body 2, at the moment, the adjusting section 1-2 lifts the connecting section 1-3 through the lever principle, the connecting section 1-1 drives the closing section 1-3 to plug the hook body 2, so that the heavy object hoisted on the hook body 2 is prevented from being separated, and when the heavy object is placed on the hook body 2 or no heavy object is placed on the hook body 2 after the crane is transported, at the moment, the whole self-adaptive opening and closing piece is positioned below the closing section 1-3 under the natural gravity state, at the adjusting end level, at the moment, the adjusting section 1-2 is lifted and the closing section is lifted under the lever action, and the hook body is closed to the outside.
Further, the closing section 1-3 and the adjusting section 1-2 are respectively arranged at two sides of the connecting section 1-1, the length of the closing section 1-3 is smaller than that of the adjusting section 1-2, and under the natural gravity state, the gravity of the closing section 1-3 is smaller than that of the adjusting section 1-2.
Further, the self-adaptive opening and closing member is an insurance card 1, the insurance card 1 is provided with a weight end, the adjusting section 1-2 is a weight end, and the weight end is positioned at the lowest position of the insurance card 1 under the natural gravity state.
When the gravity of the adjusting section 1-2 is utilized in a natural gravity state, as the closing section 1-3 and the adjusting section 1-2 are respectively arranged at two sides of the connecting section 1-1, under the action of a lever, the adjusting section 1-2 is pressed down and then the closing section 1-3 is lifted, so that the closing section 1-3 is separated from the hook body 2 to complete unhooking action, the weight of the counterweight end is far smaller than the weight of the weight, when the weight is lifted on the hook body 2, the hook body 2 pulls the connecting section 1-1 to be far away from one end of the adjusting section 1-2, so that the adjusting section 1-2 is lifted and then the closing section 1-3 is propped against the hook body 2 to plug the hook body 2, and unhooking is prevented during lifting.
Further, the safety card 1 is an integrally formed special-shaped connecting rod structure.
Further, the hook body 2 comprises a hook handle 2-1 and a hook ring 2-2 which are integrally formed, one end, close to the hook ring 2-2, of the hook handle 2-1 is abutted to the adjusting section 1-2 in a natural gravity state, the highest end of the hook ring 2-2 is lower than the lowest end of the closing section 1-3, an opening is formed in one end, close to the hook handle 2-1, of the hook ring 2-2, and the closing section 1-3 is matched with the opening.
Through the adaptation of closure section 1-3 and shackle 2-2 department to shackle 2-2 port department is the toper structure in this technical scheme, and closure section 1-3 is the arc structure with shackle 2-2 adaptation, utilizes closure section 1-3 and shackle 2-2 port butt, thereby improves the connection speed and the unhook intensity when closure section 1-3 rotates with shackle 2-2 shutoff, is convenient for fix a position the connection.
Further, an included angle is arranged between the adjusting section 1-2 and the connecting section 1-1, and one side of the closing section 1-3, which is far away from the connecting section 1-1, is of an arc-shaped structure.
Because the included angle is arranged between the adjusting section 1-2 and the connecting section 1-1, the included angle is preferably but not limited to 90 degrees in the technical scheme, referring to fig. 1-3, the weight gravity acts on the shackle 2-2, the shackle 2-2 pulls the connecting section 1-1 to be connected with the closing section 1-3 to descend, when the shackle 2-2 is plugged by the closing section 1-3, the adjusting section 1-2 is perpendicular to the connecting section 1-1, in a natural gravity state, the hook handle 2-1 and the adjusting section 1-2 are positioned in the same axial direction, the hook handle 2-1 is abutted with the adjusting section 1-2, and the insurance card 1 is prevented from rotating too much under the gravity action.
Further, the mounting is otic placode 4, has seted up the through-hole on the otic placode 4, wears to be equipped with bolt 3 in the through-hole, and insurance card 1 switching are run through to the one end of bolt 3, and the one end threaded connection that bolt 3 runs through insurance card 1 has the nut. In addition, in the technical scheme, cotter pins (not shown in the figure) are arranged on the nuts and the bolts 3 in a penetrating way, so that the connection stability of the nuts and the bolts 3 is improved.
The working procedure of this embodiment is as follows:
the connecting section 1-1 and the adjusting section 1-2 on the safety card 1 are rotationally connected to the lug plate 4 through the bolt 3 and the nut, the connecting section 1-1 and the closing section 1-3 are rotationally connected with the hook body 2 in a bolt connection mode, a heavy object is hung into the hook ring 2-2, then the lug plate 4 is lifted by the crane to pull the connecting section 1-1, the hook ring 2-2 pulls the connecting section 1-1 to lift the adjusting section 1-2 under the action of the gravity of the heavy object, at the moment, the closing section 1-3 descends to seal the opening of the hook ring 2-2, and the closing section 1-3 is abutted with the hook ring 2-2, so that the self-adaptive unhooking prevention of the integral unhooking device is realized, and the labor intensity of workers is effectively lightened.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (7)
1. The utility model provides a take unhook device of automatic insurance card which characterized in that: comprises a fixing piece arranged on a crane;
the self-adaptive opening and closing part is provided with an adjusting section (1-2), a connecting section (1-1) and a closing section (1-3) in sequence, the connecting section (1-1) is connected with the fixing part in a switching way, the connecting section (1-1) is connected with the closing section (1-3) in a switching way, a hook body (2) is connected with the connecting section, when a heavy object is hoisted on the hook body (2), the lowest horizontal end of the adjusting section (1-2) is higher than the highest horizontal end of the closing section (1-3), the closing section (1-3) is used for hoisting the hook body (2) to prevent falling, and when the hook body (2) is placed or is not hoisted, the lowest horizontal end of the adjusting section (1-2) is lower than the lowest horizontal end of the closing section (1-3), and the hook body (2) is communicated with the outside.
2. The unhooking apparatus with automatic safety card according to claim 1, wherein: the closed section (1-3) and the adjusting section (1-2) are respectively arranged at two sides of the connecting section (1-1), the length of the closed section (1-3) is smaller than that of the adjusting section (1-2), and under the natural gravity state, the gravity of the closed section (1-3) is smaller than that of the adjusting section (1-2).
3. The unhooking apparatus with automatic safety card according to claim 1, wherein: the self-adaptive opening and closing piece is a safety card (1), the safety card (1) is provided with a weight end, the adjusting section (1-2) is the weight end, and the weight end is positioned at the lowest position of the safety card (1) in a natural gravity state.
4. The unhooking apparatus with an automatic safety card according to claim 2, wherein: the safety card (1) is of an integrally formed special-shaped connecting rod structure.
5. The unhooking apparatus with automatic safety card according to claim 1, wherein: the hook body (2) comprises a hook handle (2-1) and a hook ring (2-2) which are integrally formed, under the natural gravity state, one end of the hook handle (2-1) close to the hook ring (2-2) is abutted to the adjusting section (1-2), the highest end of the hook ring (2-2) is lower than the lowest end of the closing section (1-3), an opening is formed in one end of the hook ring (2-2) close to the hook handle (2-1), and the closing section (1-3) is matched with the opening.
6. The unhooking apparatus with automatic safety card according to claim 5, wherein: an included angle is arranged between the adjusting section (1-2) and the connecting section (1-1), and one side, away from the connecting section (1-1), of the closing section (1-3) is of an arc-shaped structure.
7. The unhooking apparatus with automatic safety card according to claim 1, wherein: the fixing piece is an ear plate (4), a cotter pin is arranged on the ear plate (4), a bolt (3) is arranged in the cotter pin in a penetrating mode, one end of the bolt (3) penetrates through the safety card (1) and is in switching connection with the safety card (1), and the bolt (3) penetrates through one end of the safety card (1) and is connected with a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321370612.0U CN220131705U (en) | 2023-06-01 | 2023-06-01 | Unhooking device with automatic safety card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321370612.0U CN220131705U (en) | 2023-06-01 | 2023-06-01 | Unhooking device with automatic safety card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220131705U true CN220131705U (en) | 2023-12-05 |
Family
ID=88948811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321370612.0U Active CN220131705U (en) | 2023-06-01 | 2023-06-01 | Unhooking device with automatic safety card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220131705U (en) |
-
2023
- 2023-06-01 CN CN202321370612.0U patent/CN220131705U/en active Active
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