CN214879544U - Steel plate lifting hook - Google Patents
Steel plate lifting hook Download PDFInfo
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- CN214879544U CN214879544U CN202120866573.8U CN202120866573U CN214879544U CN 214879544 U CN214879544 U CN 214879544U CN 202120866573 U CN202120866573 U CN 202120866573U CN 214879544 U CN214879544 U CN 214879544U
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- lifting hook
- wire rope
- steel plate
- steel wire
- steel
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Abstract
The utility model discloses a steel plate lifting hook, which comprises a steel wire rope and two lifting hook components with the same structure, wherein each lifting hook component comprises a lifting hook body, a fixed pulley and two connecting plates, one end of the lifting hook body and the fixed pulley are both positioned between the two connecting plates, the same end of the two connecting plates is hinged with one end of the lifting hook body, and the other ends of the two connecting plates are rotatably connected with the fixed pulley; one end of the steel wire rope is sealed with the other end of the steel wire rope after bypassing the fixed pulleys of the two hook assemblies, and the steel wire rope is connected with the two fixed pulleys in a sliding manner; the lifting hook body comprises a connecting portion, a supporting portion, a bending portion and a supporting arm which are sequentially arranged, and the connecting portion, the supporting portion, the bending portion and the supporting arm are integrally formed. The utility model discloses simple structure, intensity is higher, has better auto-lock ability when the handling steel sheet, the cracked technical problem of steel sheet landing and lifting hook that effectual solution exists when the handling steel sheet.
Description
Technical Field
The utility model belongs to the technical field of the lifting hook technique and specifically relates to a steel sheet lifting hook is related to.
Background
The steel plate is widely applied to construction and installation engineering as a common material. In the practical application process, the steel plates need to be moved and stacked, and the steel plates are often heavy in weight and difficult to carry manually, and need to be lifted by means of a lifting tool.
With the progress of science and technology, slings of hook type, magnetic attraction type and other modes are derived. The magnetic attraction type lifting appliance has the potential risk of power failure, the weight of the electric permanent magnet type lifting appliance in the prior art is large, and the steel plate is easy to fall due to the weakening of magnetism during lifting after power failure, so that personnel injury and equipment damage are caused, and the production process is influenced; and the magnetic type lifting appliance has a complex structure and higher maintenance cost and operation cost. When the hook-type lifting appliance is used for lifting the steel plate, the positions of the lifting hook and the steel plate need to be set in advance so as to ensure that the steel plate can be kept balanced in the lifting process. But at actual handling in-process, the lifting hook easily produces relative slip with the steel sheet, leads to the steel sheet unbalance and drops, and because steel sheet self is heavier, needs the higher lifting hook handling steel sheet of intensity, just can avoid because of the fracture danger that takes place the steel sheet and drop of lifting hook.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the above-mentioned prior art, provide a steel sheet lifting hook, its simple structure, intensity is higher, has better auto-lock ability when the handling steel sheet, and effectual solution steel sheet landing and the cracked problem of lifting hook that exists when handling the steel sheet among the prior art.
In order to achieve the above object, the utility model adopts the following technical scheme: the steel plate lifting hook is characterized by comprising a steel wire rope and two lifting hook assemblies with the same structure, wherein the steel wire rope is a sealed steel wire rope with two sealed ends, and the two lifting hook assemblies are oppositely arranged on two sides of the bottom of the steel wire rope; each lifting hook assembly comprises a lifting hook body, a fixed pulley and two connecting plates arranged in parallel, one end of the lifting hook body and the fixed pulley are both positioned between the two connecting plates, the same end of each connecting plate is hinged with one end of the lifting hook body, and the other ends of the two connecting plates are rotatably connected with the fixed pulley; one end of the steel wire rope is sealed with the other end of the steel wire rope after bypassing the fixed pulleys of the two hook assemblies, and the steel wire rope is connected with the two fixed pulleys in a sliding manner; the lifting hook body comprises a connecting part, a bending part, a supporting arm and a supporting part which are sequentially arranged, and the connecting part, the bending part, the supporting arm and the supporting part are integrally formed; the bending part is positioned between the connecting part and the support arm, an included angle formed between the connecting part and the support arm is 90 degrees, the supporting part is arranged at the lower end of the support arm, and the supporting part and the connecting part are both positioned on the same side of the support arm; the outer end of connecting portion is located between two connecting plates and the outer end of connecting portion is articulated with two connecting plates homogeneous phase.
The steel plate lifting hook is characterized in that one end, far away from the supporting arm, of the supporting part is the tip end of the wedge-shaped structure.
The steel plate lifting hook is characterized in that the bottom surface of the supporting portion is an arc-shaped surface.
The steel plate lifting hook is characterized in that the length of the supporting arm is 1.5-1.7 times of the length of the connecting part.
The steel plate lifting hook is characterized in that the length of the connecting part is greater than that of the supporting part.
The steel plate lifting hook is characterized in that an included angle between the top surface of the supporting portion and the supporting arm is 90 degrees.
The steel plate lifting hook is characterized in that the lifting hook body is hinged with the connecting plate through the first bolt.
The steel plate lifting hook is characterized in that the connecting plate is rotatably connected with the fixed pulley through a second bolt.
Compared with the prior art, the utility model has the following advantage:
1. the utility model discloses only realize the function with the steel sheet handling through setting up four kinds of parts of couple body, connecting plate, fixed pulley and wire rope, the structure is comparatively simple, can resources are saved, reduce cost.
2. The utility model discloses under the effect of steel sheet gravity, realize the utility model discloses with the self-locking function of steel sheet, can effectively prevent the steel sheet landing.
3. The utility model discloses connecting portion, flexion, support arm and supporting part integrated into one piece that set up have higher intensity, can prevent effectively that the cracked dangerous condition of lifting hook body from taking place.
4. The utility model discloses in use the bolt to realize articulated and rotate the function of connecting, the other end threaded connection of screw rod has the nut on the bolt, and the bolt has higher intensity as the standard component, and threaded connection easily dismantles, is convenient for change spare part.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a front view of the position relation between the steel plate and the utility model in the use state.
Fig. 2 is a schematic structural view of the hook body of the present invention.
Fig. 3 is a perspective view of the position relationship with the steel plate in the use state of the present invention.
Description of reference numerals:
1-hook body; 1-linker; 1-2-a support;
1-3-bend; 1-4-support arm; 1-5-arc surface;
2, connecting plates; 3-fixed pulley; 4-steel wire rope;
5-a steel plate; 6-first bolt; 7-second bolt.
Detailed Description
As shown in fig. 1 and 2, the present invention includes a steel wire rope 4 and two hook assemblies with the same structure, wherein the steel wire rope 4 is a sealing steel wire rope with two sealed ends, and the two hook assemblies are oppositely disposed on two sides of the bottom of the steel wire rope 4; each lifting hook component comprises a lifting hook body 1, a fixed pulley 3 and two connecting plates 2 arranged in parallel, one end of the lifting hook body 1 and the fixed pulley 3 are both positioned between the two connecting plates 2, the same end of each connecting plate 2 is hinged with one end of the lifting hook body 1, and the other end of each connecting plate 2 is rotatably connected with the fixed pulley 3; one end of the steel wire rope 4 bypasses the fixed pulleys 3 of the two hook assemblies and then is sealed with the other end of the steel wire rope 4, and the steel wire rope 4 is connected with the two fixed pulleys 3 in a sliding manner; the lifting hook body 1 comprises a connecting part 1-1, a bending part 1-3, a supporting arm 1-4 and a supporting part 1-2 which are sequentially arranged, and the connecting part 1-1, the bending part 1-3, the supporting arm 1-4 and the supporting part 1-2 are integrally formed; the bending part 1-3 is positioned between the connecting part 1-1 and the supporting arm 1-4, an included angle formed between the connecting part 1-1 and the supporting arm 1-4 is 90 degrees, the supporting part 1-2 is arranged at the lower end of the supporting arm 1-4, and the supporting part 1-2 and the connecting part 1-1 are both positioned at the same side of the supporting arm 1-4; the outer end of the connecting part 1-1 is positioned between the two connecting plates 2, and the outer end of the connecting part 1-1 is hinged with the two connecting plates 2.
As shown in fig. 3, in the in-service use process, the utility model discloses use in pairs, two pairs of steel sheet lifting hooks are placed along steel sheet 5's length direction's well vertical plane symmetry, and wire rope 4 hangs on the driving lifting hook, makes steel sheet 5 keep balance, prevents at the in-process of handling steel sheet 5, and steel sheet 5 slopes or even landing. The top surface of the support part 1-2 must have certain roughness, so as to increase the friction between the steel plate 5 and the support part 1-2 and prevent the steel plate 5 from sliding off.
As shown in figures 1 and 2, the supporting part 1-2 is in a wedge-shaped structure, the end of the supporting part 1-2 far away from the supporting arm 1-4 is the tip of the wedge-shaped structure, and the bottom surface of the supporting part 1-2 is provided with an arc-shaped surface 1-5. When the steel plate 5 is lifted, both sides of the steel plate 5 are placed on the top surfaces of the support parts 1-2 on the corresponding sides. And often a plurality of steel plates 5 are stacked together in a factory, and the supporting part 1-2 is designed to be of a wedge-shaped structure, so that the tip end of the supporting part 1-2 can be quickly inserted into a gap between adjacent steel plates 5, and the lifting operation is convenient. The bottom of the steel plate 5 is set to be the arc-shaped surface 1-5, so that when the supporting part 1-2 is inserted into the gap between the adjacent steel plates 5, the friction force between the supporting part 1-2 and the adjacent steel plate 5 below the steel plate 5 to be lifted is small, the steel plate 5 below is prevented from being scratched, and meanwhile, the working efficiency can be improved.
The lifting hook body 1 is hinged with the connecting plate 2 through a first bolt 6. The connecting plate 2 is rotatably connected with the fixed pulley 3 through a second bolt 7. The utility model discloses in use the bolt to realize articulated and rotate the function of connecting, the other end threaded connection of screw rod has the nut on the bolt, and the bolt has higher intensity as the standard component, and threaded connection easily dismantles, is convenient for change spare part.
As shown in fig. 1 and 3, the left side and the right side of the steel plate 5 are respectively clamped on the supporting parts 1-2, the steel wire rope 4 is wound around the two fixed pulleys 3 and hung on the travelling crane hook, and the two fixed pulleys 3 and the travelling crane hook are both connected with the steel wire rope 4 in a sliding manner. When the crane hook rises upwards, through the utility model discloses the in-process that lifts up steel sheet 5 because connecting plate 2 is articulated mutually with lifting hook body 1 through first bolt 6, and connecting plate 2 rotates with fixed pulley 3 through second bolt 7 and is connected, under the action of gravity of steel sheet 5, when wire rope 4 drove the vertical upward movement of one end of connecting portion 1-1 through fixed pulley 3 and connecting plate 2, connecting portion 1-1 swung downwards around first bolt 6. Therefore, the hook body 1 moves and simultaneously drives one end of the connecting plate 2 to swing downwards around the second bolt 7, so that the fixed pulley 3 receives acting force f from the connecting plate 2 which is obliquely downwards and towards the outer side1. After the steel plate 5 is lifted, the wire rope 4 is tensioned, the wire rope 4 is in a triangular form, and the fixed pulley 3 is subjected to the horizontal tension f of the wire rope 42And a pulling force f obliquely upward3，f2And f3Total force of equal to f1And the steel plate 5, the steel wire rope 4 and the lifting hook body 1 are in a balanced state under the action of gravity of the steel plate 5 and the pulling force of the travelling hook, so that the self-locking function is realized. The heavier the steel plate 5 is, the larger the acting force applied to the steel wire rope 4 is, the larger the self-locking force is, the larger the friction force between the steel plate 5 and the hook body 1 is, and the steel plate 5 is not easy to fall off.
The utility model discloses the highest steel sheet that can once only hoist 30mm thick.
As shown in figure 2, the lifting hook body 1 of the utility model is composed of four parts, namely a connecting part 1-1, a supporting part 1-2, a bending part 1-3 and a supporting arm 1-4, and the lifting hook body 1 is integrally formed, the length of the supporting arm 1-4 is 1.5-1.7 times, preferably 1.6 times, the length of the connecting part 1-1 is greater than that of the supporting part 1-2, the structure increases the strength of the lifting hook body 1, and prevents the breakage of the lifting hook body 1, thereby causing unnecessary injury and loss. The included angle between the supporting part 1-2 and the supporting arm 1-4 is 90 degrees, the included angle between the connecting part 1-1 and the supporting arm 1-4 is 90 degrees, and the supporting part 1-2 and the connecting part 1-1 are positioned on the same side of the supporting arm 1-4. If the angle is too large, the steel plate 5 is likely to slide off in the actual use process. If the angle is too small, the bottom of the steel plate 5 contacts with the front end of the supporting part 1-2, so that the stress on the front end of the supporting part 1-2 is concentrated, and the joint of the supporting part 1-2 and the supporting arm 1-4 is broken. The connecting part 1-1 is connected with the supporting arm 1-4 through a bending part 1-3, so that the stress is prevented from being excessively concentrated.
The utility model discloses a theory of operation does: two the utility model discloses place along 5 length direction's of steel sheet median plane symmetry, four lifting hook bodies 1 are placed respectively in 5 both sides of steel sheet, and the upper end top of the supporting part 1-2 on every lifting hook body 1 contacts with the lateral wall lower extreme of steel sheet 5, and wire rope 4 hangs on the couple of driving a vehicle. The crane is started to lift the hook of the crane, so that the steel wire rope 4 can be driven to move upwards. Under the action of the gravity of the steel plate 5, one end of the connecting part 1-1 swings downwards around the first bolt 6 while moving vertically upwards, so that the connecting plate 2 is driven to swing downwards around the second bolt 7, and finally the fixed pulley 3 is subjected to acting force f from the connecting plate 2 which is obliquely downwards and outwards1Under the action of the fixed pulleys 3 and the travelling crane hooks on the left side and the right side of the steel plate 5, the steel wire rope 4 is tensioned and is presented in a triangular form, so that the fixed pulleys 3 are subjected to the action force f of the steel wire rope 4 in the horizontal direction2And force f in the oblique direction3，f2And f3Total force of equal to f1So that the fixed pulleys 3 are balanced during operation, and the steel plate 5 can be lifted to a desired place.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent structure transform that the above embodiment was done the utility model discloses technical scheme's within the scope of protection.
Claims (8)
1. The steel plate lifting hook is characterized by comprising a steel wire rope (4) and two lifting hook assemblies with the same structure, wherein the steel wire rope (4) is a sealing steel wire rope with two sealed ends, and the two lifting hook assemblies are oppositely arranged on two sides of the bottom of the steel wire rope (4); each lifting hook component comprises a lifting hook body (1), a fixed pulley (3) and two connecting plates (2) which are arranged in parallel, one end of the lifting hook body (1) and the fixed pulley (3) are located between the two connecting plates (2), the same end of each connecting plate (2) is hinged with one end of the lifting hook body (1), and the other end of each connecting plate (2) is rotatably connected with the fixed pulley (3); one end of the steel wire rope (4) bypasses the fixed pulleys (3) of the two hook assemblies and then is sealed with the other end of the steel wire rope (4), and the steel wire rope (4) is connected with the two fixed pulleys (3) in a sliding manner; the lifting hook body (1) comprises a connecting part (1-1), a bending part (1-3), a supporting arm (1-4) and a supporting part (1-2) which are sequentially arranged, and the connecting part (1-1), the bending part (1-3), the supporting arm (1-4) and the supporting part (1-2) are integrally formed; the bending part (1-3) is positioned between the connecting part (1-1) and the supporting arm (1-4), an included angle formed between the connecting part (1-1) and the supporting arm (1-4) is 90 degrees, the supporting part (1-2) is arranged at the lower end of the supporting arm (1-4), and the supporting part (1-2) and the connecting part (1-1) are positioned on the same side of the supporting arm (1-4); the outer end of the connecting part (1-1) is positioned between the two connecting plates (2) and the outer end of the connecting part (1-1) is hinged with the two connecting plates (2).
2. A steel plate hanger as claimed in claim 1 wherein the support (1-2) is of wedge configuration and the end of the support (1-2) remote from the support arms (1-4) is the tip of the wedge configuration.
3. A steel plate hanger according to claim 2 wherein the bottom surface of the support portion (1-2) is provided as an arcuate surface (1-5).
4. A steel plate lifting hook as defined in claim 1, 2 or 3, wherein the length of the supporting arm (1-4) is 1.5 to 1.7 times the length of the attachment part (1-1).
5. A steel plate hanger as claimed in claim 4 wherein the length of the attachment portion (1-1) is greater than the length of the support portion (1-2).
6. A steel plate hook as claimed in claim 5, wherein the angle between the top surface of the support portion (1-2) and the support arm (1-4) is 90 °.
7. A steel plate hook as claimed in claim 6, wherein the hook body (1) is hinged to the attachment plate (2) by means of a first bolt (6).
8. A steel plate hanger as claimed in claim 7 in which the attachment plate (2) is pivotally connected to the fixed sheave (3) by means of a second bolt (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120866573.8U CN214879544U (en) | 2021-04-26 | 2021-04-26 | Steel plate lifting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120866573.8U CN214879544U (en) | 2021-04-26 | 2021-04-26 | Steel plate lifting hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214879544U true CN214879544U (en) | 2021-11-26 |
Family
ID=78888719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120866573.8U Active CN214879544U (en) | 2021-04-26 | 2021-04-26 | Steel plate lifting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214879544U (en) |
-
2021
- 2021-04-26 CN CN202120866573.8U patent/CN214879544U/en active Active
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