CN211496575U - Safety structure for safely locking lifting hook for hoisting crane - Google Patents
Safety structure for safely locking lifting hook for hoisting crane Download PDFInfo
- Publication number
- CN211496575U CN211496575U CN201922051327.2U CN201922051327U CN211496575U CN 211496575 U CN211496575 U CN 211496575U CN 201922051327 U CN201922051327 U CN 201922051327U CN 211496575 U CN211496575 U CN 211496575U
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- block
- fixed
- crane
- lifting hook
- bolt
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- 230000006835 compression Effects 0.000 claims abstract description 17
- 238000007906 compression Methods 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 238000010276 construction Methods 0.000 claims description 11
- 230000000670 limiting effect Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 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
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a crane lifts by crane is with insurance structure of lifting hook safety locking, including crane wire rope, lifting hook main part, fixed plate, compression spring and connecting rod, crane wire rope runs through the top surface of fixed block, and crane wire rope parcel cylinder's surface to the cylinder sets up the inside at the fixed block, the lower fixed surface of fixed block is provided with square piece, and the lower surface of square piece is run through by the cylinder piece, and the lower surface of cylinder piece is run through by the lifting hook main part, the right side fixed surface of lifting hook main part is provided with the stopper. This safety structure of lifting hook safety locking for crane lifts by crane, this hook assembly can extrude the fixture block for the dead lever of fried dough twist pole when the cylinder piece drops for the fixture block drives the bolt rotation, orders about the bolt screw in square piece, and the rethread bolt locks with the screw thread block of square piece safely, places the cylinder piece gliding, plays good insurance effect, improves the factor of safety of this lifting hook.
Description
Technical Field
The utility model relates to a relevant technical field of crane specifically is a crane lifts by crane with insurance structure of lifting hook safety locking.
Background
The crane is a construction tool that can often see in the construction, can hoist the article of bottom and transport to the high level, improves the conveying efficiency of construction article, and the crane is when hoisting construction article, then carries out the handling through the lifting hook, but this lifting hook has some shortcomings:
firstly, the general lifting hook does not have the insurance structure of safe locking to lead to making the lifting hook drop easily when the damaged landing of lifting hook or because article are overweight, threatening the personal safety of constructor below.
Secondly, the general lifting hook is spacing to the article of hoisting through a pivoted stopper, prevents that article can the roll-off, but causes easily because the pivot of the overweight stopper of article damages to lead to the article landing.
Disclosure of Invention
The utility model aims to provide a safety structure for safely locking a lifting hook for lifting a crane, which aims to solve the problem that the safety structure without safety locking is provided in the background technology; the common problem of poor limit locking function.
In order to achieve the above object, the utility model provides a following technical scheme: a safety structure for safely locking a lifting hook for lifting a crane comprises a crane steel wire rope, a lifting hook main body, a fixing plate, a compression spring and a connecting rod, wherein the crane steel wire rope penetrates through the top surface of the fixing block, the crane steel wire rope wraps the outer surface of a roller, the roller is arranged in the fixing block, the lower surface of the fixing block is fixedly provided with a square block, the lower surface of the square block is penetrated through by a cylindrical block, the lower surface of the cylindrical block is penetrated through by the lifting hook main body, the right side surface of the lifting hook main body is fixedly provided with a limiting block, the right side surface of the lifting hook main body is connected with an anti-falling block, the outer surface of the tail end of the anti-falling block is connected with a clamping rod, the clamping rod penetrates through the outer surface of a convex block, the convex block is, and the tail end of the compression spring is fixedly arranged at the bottom end of the inner surface of the cylindrical block, a fixed rod is fixedly arranged on the top surface of the fixed plate and penetrates through the lower surfaces of the bolt and the fixed block, the fixed block is simultaneously penetrated through by the bolt, a clamping block is fixedly arranged on the inner surface of the bolt, a connecting rod is fixedly arranged on the top surface of the bolt and penetrates through the lower surface of the fixed block.
Preferably, the crane steel wire rope and the fixed block form a sliding structure, the fixed block and the roller form a rotating structure, and the outer surface of the roller is attached to the inner surface of the crane steel wire rope.
Preferably, the lifting hook main part constitutes revolution mechanic with the anticreep piece, and the upper surface of anticreep piece laminates with the lower surface of stopper mutually to the lifting hook main part constitutes sliding construction with the cylinder piece, and the cylinder piece passes through compression spring and constitutes elastic construction with the fixed plate simultaneously.
Preferably, the clamping rods are symmetrically distributed about the longitudinal center line of the side view surface of the hook body, and the clamping rods and the protruding blocks form a sliding structure.
Preferably, the clamping blocks are symmetrically distributed about a longitudinal center line of the bolt, the clamping blocks are connected with the fixing rod in a clamping mode, and the fixing rod is a twist rod.
Preferably, the connecting rod is distributed at equal angles with respect to the center point of the bolt, the bolt is in threaded connection with the square block, and the square block and the connecting rod form a sliding structure.
Compared with the prior art, the beneficial effects of the utility model are that: this safety structure that hook safety lock was used in crane lifting:
1. when the cylindrical block falls off, the fixed rod of the hook device, which is a twisted rod, can extrude the clamping block, so that the clamping block drives the bolt to rotate, the bolt is driven to be screwed into the square block, the bolt is clamped with the thread of the square block to be safely locked, the cylindrical block is placed to slide downwards, a good safety effect is achieved, and the safety coefficient of the hook is improved;
2. the hook can limit the anti-falling block through the limiting block, so that the anti-falling block can only rotate in a single direction, articles can slide out of the hook main body when the anti-falling block is clamped, the anti-falling block can be prevented from overturning through auxiliary limiting of the anti-falling block by the clamping rod, the lifted articles can be taken only by pressing the anti-falling block, and a good limiting effect is achieved;
3. and through being connected of fixed plate and compression spring on this lifting hook, when the lifting hook was lifting by crane article, can carry out the shock attenuation through compression spring to article, prevent that article from rocking, later when putting down article, can carry out the shock attenuation through compression spring to this lifting hook, increase life.
Drawings
FIG. 1 is a schematic view of the overall side view structure of the present invention;
FIG. 2 is a schematic overall front sectional view of the present invention;
FIG. 3 is a schematic view of a sectional view of the connection between the bolt and the fixture block of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a crane wire rope; 2. a fixed block; 3. a drum; 4. a square block; 5. a cylindrical block; 6. a hook body; 7. a limiting block; 8. an anti-drop block; 9. a clamping rod; 10. a bump; 11. a fixing plate; 12. a compression spring; 13. fixing the rod; 14. a bolt; 15. a clamping block; 16. a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a safety structure for safely locking a lifting hook for lifting a crane comprises a crane steel wire rope 1, a fixed block 2, a roller 3, a square block 4, a cylindrical block 5, a lifting hook main body 6, a limiting block 7, an anti-falling block 8, a clamping rod 9, a convex block 10, a fixed plate 11, a compression spring 12, a fixed rod 13, a bolt 14, a clamping block 15 and a connecting rod 16, wherein the crane steel wire rope 1 penetrates through the top surface of the fixed block 2, the crane steel wire rope 1 wraps the outer surface of the roller 3, the roller 3 is arranged inside the fixed block 2, the square block 4 is fixedly arranged on the lower surface of the fixed block 2, the lower surface of the square block 4 is penetrated through by the cylindrical block 5, the lower surface of the cylindrical block 5 is penetrated through by the lifting hook main body 6, the limiting block 7 is fixedly arranged on the right side surface of the lifting hook main body 6, the, and kelly 9 runs through the surface of lug 10, and lug 10 is fixed to be set up at the upper surface of lifting hook main part 6, lifting hook main part 6's the fixed plate 11 that is provided with in top surface, and the lower fixed surface of fixed plate 11 is connected with compression spring 12, and the fixed internal surface bottom that sets up at cylinder piece 5 in the end of compression spring 12, the fixed dead lever 13 that is provided with in top surface of fixed plate 11, and dead lever 13 runs through bolt 14 and the lower surface of fixed block 2, fixed block 2 is run through by bolt 14 simultaneously, and the internal surface of bolt 14 is fixed and is provided with fixture block 15, the fixed surface of bolt 14 is provided with connecting rod 16, and connecting rod.
The crane steel wire rope 1 and the fixed block 2 form a sliding structure, the fixed block 2 and the roller 3 form a rotating structure, the outer surface of the roller 3 is attached to the inner surface of the crane steel wire rope 1, and the crane steel wire rope 1 at one end can be contracted to enable the crane steel wire rope 1 to drive the fixed block 2 to slide up and down through the roller 3.
Lifting hook main part 6 constitutes revolution mechanic with anticreep piece 8, and anticreep piece 8's upper surface laminates with stopper 7's lower surface mutually, and lifting hook main part 6 constitutes sliding construction with cylinder piece 5, cylinder piece 5 constitutes elastic construction through compression spring 12 and fixed plate 11 simultaneously, kelly 9 is about the vertical central line symmetric distribution of side view of lifting hook main part 6, and kelly 9 constitutes sliding construction with lug 10, and when pressing anticreep piece 8, can hang article on lifting hook main part 6, can drag through the slip of kelly 9 and carry out spacingly to anticreep piece 8, and assist spacingly through fixed stopper 7.
The fixture blocks 15 are symmetrically distributed about a longitudinal center line of the bolt 14, the fixture blocks 15 are in clamping connection with the fixing rod 13, the fixing rod 13 is a twist rod, the connecting rod 16 is equiangularly distributed about a center point of the bolt 14, the bolt 14 is in threaded connection with the square block 4, the square block 4 and the connecting rod 16 form a sliding structure, and when the fixing rod 13 of the twist rod slides, the fixture blocks 15 are extruded, so that the bolt 14 is screwed into the fixing block 2 to be safely locked.
The working principle is as follows: when the safety structure for safely locking the lifting hook for hoisting the crane is used, according to the figures 1, 2 and 4, after the anti-falling block 8 is pressed, the anti-falling block 8 is screwed into the lifting hook main body 6, then an object can be placed in the lifting hook main body 6, then the anti-falling block 8 is loosened, the object installation is completed, at the moment, the crane steel wire rope 1 at one end is contracted, the roller 3 is pulled upwards by the crane steel wire rope 1, the fixing block 2 is pulled along with the roller to achieve the integral hoisting effect, in the hoisting process, the weight of the hoisted object can enable the lifting hook main body 6 to slide downwards to generate vibration, and under the action of the compression spring 12 on the fixing plate 11, the vibration generated by the lifting hook main body 6 can be weakened to achieve the vibration damping effect and prevent the continuous vibration of the material, and in the hoisting process, the material can easily slide due to the swinging of the crane steel wire rope 1, at this moment, the material can extrude the anti-falling block 8, but under the assistance of the limiting block 7, the anti-falling block 8 cannot rotate in the reverse direction, even under the condition that the limiting block 7 is damaged, the anti-falling block 8 cannot rotate in the reverse direction under the action of the clamping rod 9 clamped on the convex block 10, and only after the hoisted article is placed at a transmission place, the clamping rod 9 can slide out of the convex block 10 by pressing the anti-falling block 8, so that the article can be dismounted from the hook main body 6, a good effect of preventing the article from sliding is achieved, and a safety function is achieved;
when the cylindrical block 5 is broken and separated from the square block 4, according to fig. 1 and 3, the upper half part of the bolt 14 is clamped in the fixing block 2, and the connecting rod 16 on the bolt 14 is also clamped in the fixing block 2, so that when the cylindrical block 5 drives the fixing plate 11 to slide downwards, the fixing rod 13 on the fixing plate 11 also slides downwards, and because the fixing rod 13 is clamped with the clamping block 15, the fixing rod 13 is in a twisted rod shape, the clamping block 15 is pressed when the fixing rod 13 slides downwards, the clamping block 15 is pressed by the rotating surface of the fixing rod 13 of the threaded rod, the bolt 14 is driven to rotate, the bolt 14 is screwed into the square block 4 more deeply, the thread clamping for safe locking is completed, the cylindrical block 5 is prevented from being separated, a good safety effect is achieved, and the overall practicability is increased.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a crane lifts by crane safety locking's insurance structure with lifting hook, includes crane wire rope (1), lifting hook main part (6), fixed plate (11), compression spring (12) and connecting rod (16), its characterized in that: the crane steel wire rope (1) penetrates through the top surface of the fixing block (2), the crane steel wire rope (1) wraps the outer surface of the roller (3), the roller (3) is arranged inside the fixing block (2), the lower surface of the fixing block (2) is fixedly provided with a square block (4), the lower surface of the square block (4) is penetrated through by a cylindrical block (5), the lower surface of the cylindrical block (5) is penetrated through by a hook main body (6), the right side surface of the hook main body (6) is fixedly provided with a limiting block (7), the right side surface of the hook main body (6) is connected with an anti-falling block (8), the outer surface of the tail end of the anti-falling block (8) is connected with a clamping rod (9), the clamping rod (9) penetrates through the outer surface of the convex block (10), the convex block (10) is fixedly arranged on the upper surface of the hook main body (6), the top surface of the hook main, and the lower fixed surface of fixed plate (11) is connected with compression spring (12) to the end of compression spring (12) is fixed to be set up in the internal surface bottom of cylinder piece (5), the fixed dead lever (13) that is provided with in the top surface of fixed plate (11), and dead lever (13) run through the lower surface of bolt (14) and fixed block (2), fixed block (2) are run through by bolt (14) simultaneously, and the internal surface fixed of bolt (14) is provided with fixture block (15), the fixed connecting rod (16) that is provided with in the top surface of bolt (14), and connecting rod (16) run through the lower surface of fixed block (2).
2. The safety structure of claim 1, wherein the safety structure comprises: the crane steel wire rope (1) and the fixed block (2) form a sliding structure, the fixed block (2) and the roller (3) form a rotating structure, and the outer surface of the roller (3) is attached to the inner surface of the crane steel wire rope (1).
3. The safety structure of claim 1, wherein the safety structure comprises: hook main part (6) and anticreep piece (8) constitute rotating-structure, and the upper surface of anticreep piece (8) is laminated mutually with the lower surface of stopper (7) to hook main part (6) and cylinder piece (5) constitute sliding construction, and cylinder piece (5) pass through compression spring (12) simultaneously and fixed plate (11) constitute elastic construction.
4. The safety structure of claim 1, wherein the safety structure comprises: the clamping rods (9) are symmetrically distributed relative to the longitudinal center line of the side surface of the lifting hook main body (6), and the clamping rods (9) and the convex blocks (10) form a sliding structure.
5. The safety structure of claim 1, wherein the safety structure comprises: the clamping blocks (15) are symmetrically distributed about the longitudinal center line of the bolt (14), the clamping blocks (15) are connected with the fixing rod (13) in a clamping mode, and the fixing rod (13) is a twist rod.
6. The safety structure of claim 1, wherein the safety structure comprises: the connecting rod (16) is distributed in an equal angle mode about the center point of the bolt (14), the bolt (14) is in threaded connection with the square block (4), and the square block (4) and the connecting rod (16) form a sliding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922051327.2U CN211496575U (en) | 2019-11-25 | 2019-11-25 | Safety structure for safely locking lifting hook for hoisting crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922051327.2U CN211496575U (en) | 2019-11-25 | 2019-11-25 | Safety structure for safely locking lifting hook for hoisting crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211496575U true CN211496575U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922051327.2U Expired - Fee Related CN211496575U (en) | 2019-11-25 | 2019-11-25 | Safety structure for safely locking lifting hook for hoisting crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211496575U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112357746A (en) * | 2020-11-10 | 2021-02-12 | 江苏赛福天钢索股份有限公司 | Large-scale hoist and mount are with chain rigging that has safe self-checking function |
| CN112676020A (en) * | 2020-12-07 | 2021-04-20 | 湖南谊诚科技有限公司 | Pulverizer for organic fertilizer preparation convenient to fixed material receiving vehicle |
-
2019
- 2019-11-25 CN CN201922051327.2U patent/CN211496575U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112357746A (en) * | 2020-11-10 | 2021-02-12 | 江苏赛福天钢索股份有限公司 | Large-scale hoist and mount are with chain rigging that has safe self-checking function |
| CN112676020A (en) * | 2020-12-07 | 2021-04-20 | 湖南谊诚科技有限公司 | Pulverizer for organic fertilizer preparation convenient to fixed material receiving vehicle |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200915 |