CN213536979U - Lifting appliance - Google Patents
Lifting appliance Download PDFInfo
- Publication number
- CN213536979U CN213536979U CN202021247653.7U CN202021247653U CN213536979U CN 213536979 U CN213536979 U CN 213536979U CN 202021247653 U CN202021247653 U CN 202021247653U CN 213536979 U CN213536979 U CN 213536979U
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- China
- Prior art keywords
- dovetail
- hoist
- seat
- lifting hook
- spreader
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Abstract
The utility model provides a lifting appliance, including the hoist seat, with the hoist cable of the upper portion looks fixed connection of hoist seat, the lifting hook that is connected with the lower part of hoist seat, be provided with connection structure between lifting hook and the hoist seat, connection structure is including seting up the dovetail on the hoist seat, fixed set up in lifting hook upper portion and be the dovetail of similar shape with the dovetail, dovetail is located the dovetail, be provided with parallelogram's voussoir between dovetail and the dovetail, through the dovetail, and the cooperation of voussoir realizes being connected between lifting hook and the hoist seat, therefore, the commonality is strong, easy operation when changing the lifting hook, it is fast to change.
Description
Technical Field
The utility model relates to a lifting appliance.
Background
The forging is in the course of working, and each processing step needs to go on through different process equipment, because the forging is bulky, and weight is heavy, consequently need utilize the driving to carry between each process equipment, and the hoist on the driving then is its must possess the frock, but because the product model is different, consequently need change different hoists go on, and adopt the bolt fastening usually between hoist and the hoist cable on the driving among the prior art, the bolt is very easily rusted after long-time use, dismouting and inconvenient.
Disclosure of Invention
An object of the utility model is to overcome the not enough of above-mentioned technique to a hoist, easy dismounting is provided.
The utility model discloses the technical scheme who adopts is like: the lifting appliance comprises a lifting appliance seat, a sling fixedly connected with the upper part of the lifting appliance seat and a lifting hook connected with the lower part of the lifting appliance seat, wherein the lifting hook is provided with a connecting structure between the lifting appliance seat, the connecting structure comprises a dovetail groove formed in the lifting appliance seat, a dovetail connecting part fixedly arranged on the upper part of the lifting hook and a dovetail connecting part with the dovetail groove in a similar shape, the dovetail connecting part is located in the dovetail groove, and a parallelogram wedge block is arranged between the dovetail connecting part and the dovetail groove.
The improved lifting hook is characterized in that two sides of the bottom of the lifting hook seat are respectively provided with a baffle, two sides of the bottom of the lifting hook seat form an installation cavity, the upper end of the lifting hook is provided with a connecting part, the connecting part is matched with the installation cavity, and the dovetail connecting part is arranged at the top of the connecting part.
In a further refinement, the connecting portion is cylindrical.
In a further improvement, the connecting part and the dovetail connecting part are integrally formed.
In a further improvement, the connecting part and the lifting hook are welded and fixed.
In a further improvement, the lower end part of the sling is provided with a fixing part, and the fixing part is welded and fixed with the upper end face of the sling seat.
In a further improvement, the sling is an iron chain.
By adopting the technical scheme, the beneficial effects of the utility model are that: the lifting hook is connected with the lifting appliance base through the matching of the dovetail groove, the dovetail connecting portion and the wedge block, the universality is strong, the operation is simple when the lifting hook is replaced, and the replacement speed is high.
Drawings
Fig. 1 is a schematic view of the present invention.
Wherein: 1. a hanger seat; 2. a sling; 3. a hook; 4. a connecting portion; 5. a dovetail groove; 6. a dovetail connection; 7. and (4) wedge blocks.
Detailed Description
The invention is further described with reference to the following drawings and detailed description.
As shown in fig. 1, the utility model discloses a lifting appliance, including lifting appliance seat 1, with lifting appliance seat 1's upper portion looks fixed connection's hoist cable 2, with lifting hook 3 that lifting appliance seat 1's lower part is connected, lifting hook 3 with be provided with connection structure between the lifting appliance seat 1, connection structure is including seting up in dovetail 5 on the lifting appliance seat 1, fixed set up in lifting hook 3 upper portion and with dovetail 5 is dovetail 6 of similar shape, dovetail 6 is located in dovetail 5, dovetail 6 with be provided with parallelogram's voussoir 7 between the dovetail 5.
The replacement operation process comprises: at first insert dovetail connection portion 6 on lifting hook 3 in dovetail 5 and one side contradicts with the inboard side of dovetail 5, then insert voussoir 7 by the side from the side in the clearance between dovetail connection portion 6 and the dovetail 5, utilize the weight to strike and support tightly, accomplish the installation work promptly, when dismantling, only need utilize the instrument with voussoir 7 to take out, can separate both, dismouting and convenience.
In order to improve the joint strength between lifting hook 3 and hoist seat 1, the bottom both sides of hoist seat 1 are provided with the baffle respectively, both sides form the installation cavity between the baffle, the upper end of lifting hook 3 has connecting portion 4, connecting portion 4 with the installation cavity cooperatees, dovetail joint portion 6 set up in the top of connecting portion 4, preferably, connecting portion 4 is cylindrically, connecting portion 4 dovetail joint portion 6 integrated into one piece, connecting portion 4 with lifting hook 3 welded fastening, the lower tip of hoist cable 2 has the fixed part, the fixed part with the up end welded fastening of hoist seat 1, hoist cable 2 is the iron chain.
Utilize the cooperation of connecting portion 4 and installation cavity, increased area of contact between lifting hook 3 and the hoist seat 1, improved joint strength between them.
Having shown and described the basic principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims and their equivalents.
Claims (7)
1. The hoist, its characterized in that: including the hoist seat, with hoist seat's upper portion looks fixed connection's hoist cable, with the lifting hook that the lower part of hoist seat is connected, the lifting hook with be provided with connection structure between the hoist seat, connection structure including offer in dovetail on the hoist seat, fixed set up in lifting hook upper portion and with the dovetail is the dovetail of similar shape, dovetail is located in the dovetail, dovetail with be provided with parallelogram's voussoir between the dovetail.
2. The spreader of claim 1, wherein: the bottom both sides of hoist seat are provided with the baffle respectively, both sides form the installation cavity between the baffle, the upper end of lifting hook has connecting portion, connecting portion with the installation cavity cooperatees, dovetail connecting portion set up in the top of connecting portion.
3. The spreader of claim 2, wherein: the connecting part is cylindrical.
4. The spreader of claim 2, wherein: the connecting part and the dovetail connecting part are integrally formed.
5. The spreader of claim 2, wherein: the connecting part is welded and fixed with the lifting hook.
6. The spreader of claim 1, wherein: the lower end of the sling is provided with a fixing part, and the fixing part is welded and fixed with the upper end face of the sling seat.
7. The spreader of claim 1, wherein: the sling is an iron chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021247653.7U CN213536979U (en) | 2020-06-30 | 2020-06-30 | Lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021247653.7U CN213536979U (en) | 2020-06-30 | 2020-06-30 | Lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213536979U true CN213536979U (en) | 2021-06-25 |
Family
ID=76475878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021247653.7U Active CN213536979U (en) | 2020-06-30 | 2020-06-30 | Lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213536979U (en) |
-
2020
- 2020-06-30 CN CN202021247653.7U patent/CN213536979U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |