CN216444876U - Crane hook mousing-hook device - Google Patents

Abstract

The utility model relates to the technical field of cranes and discloses a crane hook unhooking prevention device which comprises a hook body, wherein a moving block is movably sleeved on the right side of the hook body, a baffle is fastened on the left side of the moving block, a fixed block is fastened on the left side of the hook body, a groove is formed in the right side of the fixed block, a clamping groove is formed in the bottom of the baffle, the bottom of the baffle is clamped in the groove, a bearing is fastened on the left side of the fixed block, and a threaded pipe is fastened in the middle of the bearing. This hoist lifting hook mousing-hook device, through setting up the fixture block joint in the draw-in groove, and then the fixture block makes the baffle fix in the recess, makes the stable lifting hook that has blocked of baffle, has prevented breaking away from of heavy object, simultaneously, through the cooperation between screwed pipe and the sleeve pipe, the joint that makes the fixture block can be stable prevents to appear because of the fixture block breaks away from the unable condition that blocks the lifting hook of baffle that leads to between the draw-in groove, has ensured the device's normal use.

Description

Crane hook mousing-hook device

Technical Field

The utility model relates to the technical field of cranes, in particular to an anti-unhooking device for a crane hook.

Background

Along with the continuous development of the manufacturing industry and the industry in China, the crane is more and more widely used, not only has large lifting capacity, but also has stable operation, can lift and walk in a specific range, the use is very frequent in working places such as ports, docks, factories and the like, and the connection between a crane and a heavy object is realized through a lifting hook, this requires the hook to avoid unhooking when lifting heavy objects and thus to ensure the safety of the heavy objects and the human body, according to the safety technical specification of special equipment, the crane hook is required to be provided with a rope unhooking prevention device which is used in a large range in 2010, the existing unhooking prevention device is mainly a spring baffle unhooking prevention device, however, the spring of the unhooking-proof device is easy to lose efficacy and break the spring, the baffle is easy to deform and lose efficacy due to collision, and the service time is short, and the service needs to be replaced frequently, so that not only is a great potential safety hazard existed, but also the maintenance cost is increased.

According to the crane hook mousing-hook device disclosed in chinese bulletin No. CN211569876U, through being the chevron shape with first baffle and second baffle and being connected, can be the enclosed state with the lifting hook when using, effectively restricted when lifting by crane the heavy object, the heavy object takes place to break away from with the lifting hook, and this device can select suitable size and adopt just making according to the in service behavior, non-deformable has increased factor of safety, has reduced the change number of times simultaneously, has reduced manufacturing cost, but such mode stability is relatively poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an anti-unhooking device for a crane hook, which solves the problem of poor stability in use.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a hoist lifting hook mousing-hook device, includes the coupler body, the movable block has been cup jointed in the right side activity of coupler body, the left side fastening of movable block has the baffle, the left side fastening of coupler body has the fixed block, the right side of fixed block is seted up flutedly, the draw-in groove has been seted up to the bottom of baffle, the bottom joint of baffle is in the recess, the left side fastening of fixed block has the bearing, the middle part fastening of bearing has the screwed pipe, the outside spiral shell of screwed pipe is equipped with the sleeve pipe, the fastening of sheathed tube outside has the fly leaf, the right side fastening of fly leaf has two sets of backup pads, and is two sets of the fastening has the fixture block between the backup pad, the fixture block joint is in the draw-in groove.

Preferably, a balance plate is fastened to the right side of the hook body, an installation plate is fastened to the right side of the moving block, and a spring is fastened between the balance plate and the installation plate.

Preferably, the top of mounting panel is fastened with spacing post, the top activity of spacing post runs through the balance plate.

Preferably, a limiting block is fastened on the right side of the hook body and is located at the bottom of the moving block.

Preferably, two groups of balance columns are fastened on the left side of the fixed block, the movable plate is movably sleeved on the outer sides of the two groups of balance columns, and a blocking block is fastened at the left end of each balance column.

Preferably, the left end of the threaded pipe penetrates through the movable plate, and a handle is fastened to the left end of the threaded pipe.

(III) advantageous effects

Compared with the prior art, the utility model provides an unhooking prevention device for a crane hook, which has the following beneficial effects:

1. this hoist lifting hook mousing-hook device, through setting up the fixture block joint in the draw-in groove, and then the fixture block makes the baffle fix in the recess, makes the stable lifting hook that has blocked of baffle, has prevented breaking away from of heavy object, simultaneously, through the cooperation between screwed pipe and the sleeve pipe, the joint that makes the fixture block can be stable prevents to appear because of the fixture block breaks away from the unable condition that blocks the lifting hook of baffle that leads to between the draw-in groove, has ensured the device's normal use.

2. This hoist lifting hook mousing-hook device, through setting up the spring, and then when the movable block moves up, the spring will be extruded by the mounting panel, and when loosening the movable block, the movable block downwards removes will be moved through the mode bullet of bullet movable mounting panel to make the movable block drive the quick lifting hook that shelters from of baffle, increased the device's efficiency, for operating personnel's work provides convenience, and the low cost of spring has reduced the device's manufacturing cost.

3. This hoist lifting hook mousing-hook device through setting up spacing post sliding connection in the balance plate, and then on the one hand, spacing post has kept the balance of mounting panel when removing, prevents that the unbalanced condition of rocking from appearing in the mounting panel when the displacement, has ensured the normal displacement of mounting panel, and on the other hand, spacing post has restricted the trend of mounting panel, prevents to appear because of the condition of mounting panel dislocation lead to the movable block, has ensured the device's normal use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a bottom view of the mounting block configuration of the present invention;

fig. 3 is an exploded view of the structure of fig. 2.

In the figure: 1. a hook body; 2. a fixed block; 3. a support plate; 4. a movable plate; 5. a blocking block; 6. a handle; 7. a groove; 8. a baffle plate; 9. a limiting block; 10. a moving block; 11. mounting a plate; 12. a spring; 13. a balance plate; 14. a limiting column; 15. a balancing column; 16. a clamping block; 17. a threaded pipe; 18. a sleeve; 19. a bearing; 20. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an anti-unhooking device for a crane hook comprises a hook body 1, a movable block 10 is movably sleeved on the right side of the hook body 1, a baffle plate 8 is fastened on the left side of the movable block 10, a fixed block 2 is fastened on the left side of the hook body 1, a groove 7 is formed in the right side of the fixed block 2, a clamping groove 20 is formed in the bottom of the baffle plate 8, the bottom of the baffle plate 8 is clamped in the groove 7, a bearing 19 is fastened on the left side of the fixed block 2, a threaded pipe 17 is fastened in the middle of the bearing 19, a sleeve 18 is screwed on the outer side of the threaded pipe 17, a movable plate 4 is fastened on the outer side of the sleeve 18, two groups of support plates 3 are fastened on the right side of the movable plate 4, a clamping block 16 is fastened between the two groups of support plates, the clamping block 16 is clamped in the clamping groove 20, and the baffle plate 8 is fixed in the groove 7 by the clamping block 16, so that the baffle plate 8 stably blocks the hook, the breaking away from of heavy object has been prevented, simultaneously, through the cooperation between screwed pipe 17 and the sleeve pipe 18, the joint that makes fixture block 16 can be stable in draw-in groove 20, prevents to appear breaking away from the condition that the draw-in groove 20 leads to baffle 8 can't block the lifting hook because of fixture block 16, has ensured the device's normal use.

Specifically, in order to make the movable block 10 return to the initial position quickly, the balance plate 13 is fastened on the right side of the hook body 1, the mounting plate 11 is fastened on the right side of the movable block 10, the spring 12 is fastened between the balance plate 13 and the mounting plate 11, therefore, through the arrangement of the spring 12, when the movable block 10 moves upwards, the spring 12 is extruded by the mounting plate 11, when the movable block 10 is loosened, the spring 12 can bounce the movable block 10 downwards in a mode of bouncing the mounting plate 11, so that the movable block 10 drives the baffle plate 8 to quickly shield the lifting hook, the efficiency of the device is increased, convenience is provided for the work of an operator, the cost of the spring 12 is low, and the production cost of the device is reduced.

Specifically, in order to keep the balance of mounting panel 11, there is spacing post 14 at the top fastening of mounting panel 11, the top activity of spacing post 14 runs through balance plate 13, from this through setting up spacing post 14 sliding connection in balance plate 13, and then on the one hand, spacing post 14 has kept the balance of mounting panel 11 when removing, prevent that the unbalance condition of rocking from appearing in mounting panel 11 when the displacement, the normal displacement of mounting panel 11 has been ensured, on the other hand, spacing post 14 has restricted the trend of mounting panel 11, prevent the condition because of the dislocation of the mobile block 10 that leads to of mounting panel 11 dislocation, the normal use of the device has been ensured.

Specifically, in order to prevent the moving block 10 from moving excessively, the stopper 9 is fastened to the right side of the hook 1, and the stopper 9 is located at the bottom of the moving block 10, so that the movement of the moving block 10 can be restricted by the stopper 9.

Specifically, in order to prevent the movable plate 4 from rotating, two groups of balance posts 15 are fastened on the left side of the fixed block 2, the movable plate 4 is movably sleeved on the outer sides of the two groups of balance posts 15, and the left end of the balance posts 15 is fastened with the blocking block 5, so that the movement of the movable plate 4 can be limited through the balance posts 15.

Specifically, in order to rotate the threaded pipe 17 conveniently, the left end of the threaded pipe 17 is arranged to penetrate through the movable plate 4, and the handle 6 is fastened to the left end of the threaded pipe 17, so that the threaded pipe 17 can be rotated conveniently through the handle 6.

When the hook is used, the handle 6 is screwed to drive the threaded pipe 17 to rotate forwards, the threaded pipe 17 drives the sleeve 18 screwed on the outer side of the threaded pipe to move rightwards, the sleeve 18 moves rightwards to drive the movable plate 4 to move rightwards, so that the movable plate 4 drives the clamping block 16 to move rightwards through the support plate 3, the clamping block 16 is separated from the clamping groove 20, the movable block 10 can move upwards at the moment, the baffle 8 does not block the hook body 1 any more, when the hook body 1 needs to be blocked, the movable block 10 is moved downwards to clamp the bottom of the baffle 8 into the groove 7, then the handle 6 is rotated reversely to drive the threaded pipe 17 to rotate reversely, the sleeve 18 is driven to move leftwards by reverse rotation of the threaded pipe 17, the movable plate 4 is driven to move leftwards through left movement of the sleeve 18, the movable plate 4 drives the clamping block 16 to move leftwards to be clamped into the clamping groove 20 through the support plate 3, and the hook body 1 is blocked stably by the baffle 8.

In conclusion, this crane hook mousing-hook device through setting up 16 joints of fixture block in draw-in groove 20, and then fixture block 16 makes baffle 8 fix in recess 7, makes baffle 8 stable block the lifting hook, has prevented breaking away from of heavy object, simultaneously, through the cooperation between screwed pipe 17 and the sleeve pipe 18, the joint that makes fixture block 16 can be stable is in draw-in groove 20, prevents to appear because of fixture block 16 breaks away from the condition that baffle 8 can't block the lifting hook that draw-in groove 20 leads to, has ensured the device's normal use.

This crane hook mousing-hook device, through setting up spring 12, and then when moving the movable block 10, spring 12 will be extruded by mounting panel 11, and when loosening movable block 10, spring 12 will move movable block 10 downstream through the mode bullet that plays mounting panel 11 to make movable block 10 drive the quick lifting hook that shelters from of baffle 8, increased the device's efficiency, for operating personnel's work provides convenience, and spring 12's low cost has reduced the device's manufacturing cost.

This crane hook mousing-hook device through setting up spacing post 14 sliding connection in balance plate 13, and then on the one hand, spacing post 14 has kept the balance of mounting panel 11 when removing, prevents that the unbalanced condition of rocking from appearing in mounting panel 11 when the displacement, has ensured the normal displacement of mounting panel 11, and on the other hand, spacing post 14 has restricted mounting panel 11's trend, prevents to appear because of the condition that mounting panel 11 misplaces and leads to the movable block 10 dislocation, has ensured the device's normal use.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a crane hook mousing-hook device, includes coupler body (1), its characterized in that: a moving block (10) is movably sleeved at the right side of the hook body (1), a baffle plate (8) is fastened at the left side of the moving block (10), a fixed block (2) is fastened on the left side of the hook body (1), a groove (7) is arranged on the right side of the fixed block (2), the bottom of the baffle (8) is provided with a clamping groove (20), the bottom of the baffle (8) is clamped in the groove (7), a bearing (19) is fastened on the left side of the fixed block (2), a threaded pipe (17) is fastened in the middle of the bearing (19), a sleeve (18) is screwed on the outer side of the threaded pipe (17), a movable plate (4) is fastened on the outer side of the sleeve (18), two groups of supporting plates (3) are fastened on the right side of the movable plate (4), clamping blocks (16) are fastened between the two groups of supporting plates, and the clamping blocks (16) are clamped in the clamping grooves (20).

2. The crane hook anti-unhooking device according to claim 1, wherein: a balance plate (13) is fastened on the right side of the hook body (1), an installation plate (11) is fastened on the right side of the moving block (10), and a spring (12) is fastened between the balance plate (13) and the installation plate (11).

3. The crane hook anti-unhooking device according to claim 2, wherein: the top of mounting panel (11) is fastened there is spacing post (14), the top activity of spacing post (14) runs through balance plate (13).

4. The crane hook anti-unhooking device according to claim 1, wherein: a limiting block (9) is fastened on the right side of the hook body (1), and the limiting block (9) is located at the bottom of a moving block (10).

5. The crane hook anti-unhooking device according to claim 1, wherein: two sets of balance posts (15) are fastened on the left side of the fixed block (2), the movable plate (4) is movably sleeved on the outer sides of the two sets of balance posts (15), and the left end of each balance post (15) is fastened with a blocking block (5).

6. The crane hook anti-unhooking device according to claim 1, wherein: the left end of the threaded pipe (17) penetrates through the movable plate (4), and the handle (6) is fastened at the left end of the threaded pipe (17).

Images