CN204454269U - A kind of tower crane dedicated lifting hook - Google Patents
A kind of tower crane dedicated lifting hook Download PDFInfo
- Publication number
- CN204454269U CN204454269U CN201520150916.5U CN201520150916U CN204454269U CN 204454269 U CN204454269 U CN 204454269U CN 201520150916 U CN201520150916 U CN 201520150916U CN 204454269 U CN204454269 U CN 204454269U
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- China
- Prior art keywords
- cylinder
- block
- groove
- hole
- hook
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of tower crane dedicated lifting hook, relate to hoisting crane related device field, comprise hanger and hook, the lower end of hanger is provided with cylinder groove, the inwall of cylinder groove is provided with draw-in groove, the below of cylinder groove is provided with cylinder, the sidewall of cylinder upper surface is provided with card column, card column and draw-in groove removably connect, cylindrical bottom is provided with the first through hole, lower end in cylinder is provided with surface bearing, surface bearing is provided with T-shape block, the centre of T-shape block is provided with blind hole, the lower end sidewall of blind hole is provided with the second through hole, the upper end of T-shape block is provided with cylinder, the piston rod of cylinder is arranged in blind hole, the piston rod end of cylinder is provided with block, hinged between block and the piston rod of cylinder, the sidewall of described second through hole is provided with aperture, pin is provided with in aperture, block is placed on pin and contacts with hook through the second through hole, this design, reduce labour intensity, improve work efficiency.
Description
Technical field
The utility model relates to hoisting crane related device field, particularly a kind of tower crane dedicated lifting hook.
Background technology
Suspension hook is modal a kind of suspender in tower crane.Because the workplace danger coefficient of suspension hook is higher, if cable wire comes off from suspension hook, easily accidents caused, therefore, in prior art, people have developed diversified anti-suspension hook and rotate the safety hook come off, but often just the hinged anti-dropping device of one direction is set in hook body, although be can make suspension hook difficult drop-off, when object falls, also need manually to go to operate anti-dropping device, object is taken off, compares like this and lose time, cause work efficiency lower.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of tower crane dedicated lifting hook, to solve after the object caused in prior art falls, also needs manually to go to operate the defect that anti-dropping device just can take off object.
For achieving the above object, the utility model provides following technical scheme: a kind of tower crane dedicated lifting hook, comprise hanger and hook, the lower end of described hanger is provided with cylinder groove, the inwall of described cylinder groove is provided with draw-in groove, the below of described cylinder groove is provided with cylinder, the sidewall of described cylinder upper surface is provided with card column, card column and draw-in groove removably connect, described cylinder is the hollow structure of upper end open, cylindrical bottom is provided with the first through hole, lower end in described cylinder is provided with surface bearing, described surface bearing is provided with T-shape block, the bottom of described T-shape block is connected with hook with the first through hole through surface bearing, the centre of described T-shape block is provided with blind hole, the lower end sidewall of blind hole is provided with the second through hole, the upper end of described T-shape block is provided with cylinder, the starting switch of described cylinder is arranged in driving compartment, cylinder and T-shape block removably connect, the piston rod of described cylinder is arranged in blind hole, the piston rod end of described cylinder is provided with block, hinged between block and the piston rod of cylinder, the sidewall of described second through hole is provided with aperture, pin is provided with in aperture, described block is placed on pin and contacts with hook through the second through hole.
Preferably, the inner surface of described hook is provided with rubber pad, and rubber pad is provided with some sharp shaped materials.
Preferably, described block is provided with groove, and the front end of described hook is arranged in groove.
Preferably, described cylinder and T-shape block are bolted.
Preferably, described pin is provided with deep-slotted chip breaker, and block is placed on deep-slotted chip breaker.
The beneficial effect of above technical scheme is adopted to be: the tower crane dedicated lifting hook of the utility model structure, cylinder is connected with cylinder groove with draw-in groove clamping by card column, installation and removal are convenient, maintain easily and repair, lower end in cylinder is provided with surface bearing, the friction in cylinder can be reduced, in cylinder, cylinder is installed, the piston rod end of cylinder is provided with block, block is placed on pin and contacts with hook through the second through hole, the master cock of cylinder is arranged in driving compartment, directly control block by driving compartment and form closed or open state with hook, solve the dangerous caducous problem of suspension hook on the one hand, solve on the other hand object when landing, need the trouble of manual operation block, this design, simple and reasonable, reduce labour intensity, improve work efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation after the master cock of startup cylinder.
Fig. 2 is the structural representation after the master cock of shifter cylinder.
Fig. 3 is the structural representation of hook.
Fig. 4 is the structural representation of T-shape block cutaway view.
Fig. 5 is the upward view of block.
Fig. 6 is the structural representation of pin.
Wherein, 1-hanger, 2-links up with, 3-cylinder groove, 4-draw-in groove, 5-cylinder, 6-card column, 7-first through hole, 8-surface bearing, 9-T-shape block, 10-blind hole, 11-second through hole, 12-cylinder, 13-block, 14-aperture, 15-pin, 16-rubber pad, 17-sharp shaped material, 18-groove, 19-deep-slotted chip breaker.
Detailed description of the invention
Preferred implementation of the present utility model is described in detail below in conjunction with accompanying drawing.
Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6 shows detailed description of the invention of the present utility model: a kind of tower crane dedicated lifting hook, comprise hanger 1 and hook 2, the lower end of described hanger 1 is provided with cylinder groove 3, the inwall of described cylinder groove 3 is provided with draw-in groove 4, the below of described cylinder groove 3 is provided with cylinder 5, the sidewall of described cylinder 5 upper surface is provided with card column 6, card column 6 and draw-in groove 4 removably connect, described cylinder 5 is the hollow structure of upper end open, the bottom of cylinder 5 is provided with the first through hole 7, lower end in described cylinder 5 is provided with surface bearing 8, described surface bearing 8 is provided with T-shape block 9, the bottom of described T-shape block 9 is connected with hook 2 with the first through hole 7 through surface bearing 8, the centre of described T-shape block 9 is provided with blind hole 10, the lower end sidewall of blind hole 10 is provided with the second through hole 11, the upper end of described T-shape block 9 is provided with cylinder 12, the starting switch of described cylinder 12 is arranged in driving compartment, cylinder 12 and T-shape block 9 removably connect, the piston rod of described cylinder 12 is arranged in blind hole 10, the piston rod end of described cylinder 12 is provided with block 13, hinged between the piston rod of block 13 and cylinder 12, the sidewall of described second through hole 11 is provided with aperture 14, pin 15 is provided with in aperture 14, described block 13 is placed on pin 15 and contacts with hook 2 through the second through hole 11.
In the present embodiment, composition graphs 3, the inner surface of described hook 2 is provided with rubber pad 16, tool
Have and prevent from linking up with the surperficial effect be worn, strengthen friction force between object and hook 2, prevent object from rotating, rubber pad 16 is provided with some sharp shaped materials 17, plays anti-skidding further simultaneously, improves safety performance.
In the present embodiment, composition graphs 5, described block 13 is provided with groove 18, and the front end of described hook 2 is arranged in groove 18, prevents the front end of hook 2 from contacting impaired with block 13 for a long time, plays the effect of the front end of protection hook 2.
In the present embodiment, described cylinder 12 is bolted with T-shape block 9, stabilized structure,
Convenient disassembly.
In the present embodiment, composition graphs 6, described pin 15 is provided with deep-slotted chip breaker 19, and block 13 is placed on deep-slotted chip breaker 19, increases block 13 and the area of contact of pin 15, makes motion more steady.
Composition graphs 1, preparation is sling before object, the master cock of cylinder 12 is directly started by driving compartment storehouse personnel, now under the effect of the piston rod of cylinder 12, open state is formed between block 13 and hook 2, be easy to tangle object, composition graphs 2, then the master cock of shifter cylinder 12, under the effect of the piston rod of cylinder 12, form closed state between block 13 and hook 2 can firmly to sling object of which movement, when after object fall, equally, composition graphs 1, now under the effect of the piston rod of cylinder 12, open state is formed between block 13 and hook 2, be easy to fall object, without the need to manual operation.
Based on above-mentioned: the inwall of cylinder groove is provided with draw-in groove, the sidewall of cylinder upper surface is provided with card column, cylinder is arranged in cylinder groove, then rotate a certain angle, namely card column is connected in draw-in groove, this structure design is simple, stabilized structure, be installed on dismounting convenient, be convenient to follow-up maintenance, in cylinder, cylinder is installed, the piston rod end of cylinder is provided with block, block is placed on pin and contacts with hook through the second through hole, the master cock of cylinder is arranged in driving compartment, directly control block by driving compartment and form closed or open state with hook, solve the dangerous caducous problem of suspension hook on the one hand, solve on the other hand object when landing, also need the trouble of manual operation block.
Above-described is only preferred implementation of the present utility model; it should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from the utility model creation design; can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (5)
1. a tower crane dedicated lifting hook, comprise hanger and hook, it is characterized in that: the lower end of described hanger is provided with cylinder groove, the inwall of described cylinder groove is provided with draw-in groove, the below of described cylinder groove is provided with cylinder, the sidewall of described cylinder upper surface is provided with card column, card column and draw-in groove removably connect, described cylinder is the hollow structure of upper end open, cylindrical bottom is provided with the first through hole, lower end in described cylinder is provided with surface bearing, described surface bearing is provided with T-shape block, the bottom of described T-shape block is connected with hook with the first through hole through surface bearing, the centre of described T-shape block is provided with blind hole, the lower end sidewall of blind hole is provided with the second through hole, the upper end of described T-shape block is provided with cylinder, the starting switch of described cylinder is arranged in driving compartment, cylinder and T-shape block removably connect, the piston rod of described cylinder is arranged in blind hole, the piston rod end of described cylinder is provided with block, hinged between block and the piston rod of cylinder, the sidewall of described second through hole is provided with aperture, pin is provided with in aperture, described block is placed on pin and contacts with hook through the second through hole.
2. tower crane dedicated lifting hook according to claim 1, it is characterized in that: the inner surface of described hook is provided with rubber pad, rubber pad is provided with some sharp shaped materials.
3. tower crane dedicated lifting hook according to claim 1, it is characterized in that: described block is provided with groove, the front end of described hook is arranged in groove.
4. tower crane dedicated lifting hook according to claim 1, is characterized in that: described cylinder and T-shape block are bolted.
5. tower crane dedicated lifting hook according to claim 1, is characterized in that: described pin is provided with deep-slotted chip breaker, and block is placed on deep-slotted chip breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520150916.5U CN204454269U (en) | 2015-03-17 | 2015-03-17 | A kind of tower crane dedicated lifting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520150916.5U CN204454269U (en) | 2015-03-17 | 2015-03-17 | A kind of tower crane dedicated lifting hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204454269U true CN204454269U (en) | 2015-07-08 |
Family
ID=53661184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520150916.5U Expired - Fee Related CN204454269U (en) | 2015-03-17 | 2015-03-17 | A kind of tower crane dedicated lifting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204454269U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106938821A (en) * | 2016-01-03 | 2017-07-11 | 张新强 | Safety hook |
-
2015
- 2015-03-17 CN CN201520150916.5U patent/CN204454269U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106938821A (en) * | 2016-01-03 | 2017-07-11 | 张新强 | Safety hook |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20160317 |