CN212559113U

CN212559113U - Anti-collision protection device for crane

Info

Publication number: CN212559113U
Application number: CN202021219478.0U
Authority: CN
Inventors: 方扬; 袁万明
Original assignee: Individual
Current assignee: Guangdong Guangqi Heavy Machinery Co ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-02-19
Anticipated expiration: 2030-06-28

Abstract

The utility model relates to the technical field of crane anticollision, and discloses a crane anticollision protection device, which comprises a shell, wherein the surface of the shell is bolted with a plurality of U-shaped boxes I, and the U-shaped boxes II are sleeved in the U-shaped boxes I; the utility model provides a present hoist anticollision protection device can't prevent after the use that the spring from rustting and can't prevent the problem that the material unhook when using, through the mode that gets up the spring seal, let the rainwater can't directly with the spring contact, and the rainwater is after getting into U-shaped box, just can directly flow from the apopore, not only the effectual life who prolongs the couple, also let the bearing nature of couple can not appear any change simultaneously, through locking dead mode with the couple, the couple is after contacting with the link, the link can be by the surface of steady lock at the couple, let the material can't drop from the couple, bottom workman's safety has not only been improved, also no longer need the workman to clean the material that drops simultaneously.

Description

Anti-collision protection device for crane

Technical Field

The utility model relates to a hoist anticollision technical field specifically is a hoist anticollision protection device.

Background

The crane refers to a multi-action hoisting machine, also called a crown block, a gantry crane and a crane, for vertically lifting and horizontally carrying heavy objects within a certain range.

Through massive retrieval, the Chinese utility model patent: application No.: 201820429524.6, publication No.: CN208279213U, including the hoist couple, be equipped with movable chamber on the hoist couple, the activity through-hole of a plurality of and activity chamber intercommunication is seted up to the both sides of hoist couple, the both sides of hoist couple all are equipped with the anticollision support of making up mutually, the anticollision support is C font structure, sets up a plurality of sliding holes that correspond with the activity through-hole on the anticollision support, the downthehole slidable mounting that slides has the buffering stock that the level set up, the ejector pad is installed to the one end of buffering stock, and the ejector pad is located one side that two anticollision supports kept away from mutually, the cover is equipped with the spring on the buffering stock, the spring is located between hoist couple and the anticollision support, spacing fixture block is installed to the other end of buffering stock. The utility model relates to a rationally, easy operation under the situation of guaranteeing the normal work of hoist, can alleviate the collision force of couple and external production, reduces fault rate and cost, improves the service quality of hoist.

In conclusion, the device has the anti-collision function in the using process, but the hook cannot be locked, so that the device can be caused to have the problem that the hook does not hook materials when in use, and further the materials fall from the height, and if the materials fall in the upward process, the safety risk of workers at the bottom can be increased, and meanwhile, the materials fall down and can splash to the four places, so that the trouble of cleaning and unnecessary waste can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist anticollision protection device possesses shellproof spring and rusts and prevent the advantage of material unhook, has solved present hoist anticollision protection device can't prevent after the use that the spring from rustting and can't prevent the problem of material unhook when using.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hoist anticollision protection device, includes the casing, the surface bolt of casing has a plurality of U-shaped box one, the inside cover of U-shaped box one is equipped with U-shaped box two, the apopore has been seted up to the bottom of U-shaped box two, one side of U-shaped box two inner chambers has spring one through spring mounting bolt, the inside of casing is equipped with the connecting rod, the bottom of connecting rod is run through to the bottom of casing and the bolt has the couple, the one end of couple is seted up flutedly, the inside of recess (8) is equipped with bull stick (9) of establishing with casing (1) fixed cover, the surface rotation of bull stick is connected with the rotor plate, the draw-in groove has all been seted up with one side of casing in the inside of rotor plate, the inside of casing is equipped with the kelly with the draw-in groove joint, the one end of kelly runs through to the outside of casing and the.

Preferably, one side of the connecting rod is bolted with a first sliding block, and one side of the inner cavity of the shell is bolted with a first sliding rail which is in sliding connection with the first sliding block.

Preferably, one side of the inner cavity of the shell is bolted with a second spring through a spring fixing piece, and the other end of the second spring is bolted with the clamping rod through the spring fixing piece.

Preferably, a sliding groove is formed in one side of the shell, a second sliding rail is bolted to the top and the bottom of the sliding groove, and a second sliding block which is in sliding connection with the second sliding rail is bolted to the top and the bottom of the clamping rod.

Preferably, a baffle plate is bolted to one side of the inner cavity of the shell and positioned at the top end of the rotating plate.

Preferably, the other end of the first spring is bolted with a rubber block through a spring fixing piece.

Preferably, the bottom of the shell is provided with a through hole matched with the connecting rod for use, and the bottom of the shell is provided with a through groove matched with the rotating plate for use.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model solves the problem that the prior crane anti-collision protection device can not prevent the spring from rusting after being used by arranging the shell, the first U-shaped box, the second U-shaped box, the water outlet hole and the first spring, and the device can lead rainwater to be incapable of directly contacting with the spring by sealing the spring, and the rainwater can directly flow out from the water outlet hole after entering the first U-shaped box, thereby effectively prolonging the service life of the hook and simultaneously preventing the bearing property of the hook from changing;

the utility model discloses a connecting rod, the couple, a groove, the bull stick, the rotor plate, the draw-in groove, the setting of kelly and shaking hands, the problem of present hoist anticollision protection device can't prevent the material unhook when using has been solved, the device is through the dead mode of couple lock, the couple is after contacting with the link, the link can be by the surface of steady lock at the couple, let the material can't drop from the couple, bottom workman's safety has not only been improved, also no longer need the workman to sweep the material that drops simultaneously.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 3 is a front sectional view of the structure of the present invention;

FIG. 4 is an enlarged view of a portion of the cross-section B of FIG. 3 according to the present invention;

fig. 5 is a side view of the structure hook of the present invention.

In the figure: 1. a housing; 2. a first U-shaped box; 3. a U-shaped box II; 4. a water outlet hole; 5. a first spring; 6. a connecting rod; 7. hooking; 8. a groove; 9. a rotating rod; 10. a rotating plate; 11. a card slot; 12. a clamping rod; 13. handshaking; 14. a first sliding block; 15. a first slide rail; 16. a second spring; 17. a sliding groove; 18. a second slide rail; 19. a second sliding block; 20. a baffle plate; 21. a rubber block.

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. 1-5, an anti-collision protection device for a crane comprises a housing 1, a plurality of U-shaped boxes 2 are bolted on the surface of the housing 1, a U-shaped box two 3 is sleeved inside the U-shaped box one 2, a water outlet hole 4 is formed in the bottom of the U-shaped box two 3, a spring 5 is bolted on one side of the inner cavity of the U-shaped box two 3 through a spring fixing piece, a connecting rod 6 is arranged inside the housing 1, the bottom end of the connecting rod 6 penetrates through the bottom of the housing 1 and is bolted with a hook 7, a groove 8 is formed in one end of the hook 7, a rotating rod 9 fixedly sleeved with the housing 1 is arranged inside the groove 8, a rotating plate 10 is rotatably connected on the surface of the rotating rod 9, clamping grooves 11 are formed in the inside of the rotating plate 10 and one side of the housing 1, a clamping rod 12 clamped with the clamping grooves 11 is arranged inside the housing 1, one end of the clamping rod 12 penetrates through the outer side of, through the arrangement of the shell 1, the U-shaped box I2, the U-shaped box II 3, the water outlet hole 4, the spring I5, the connecting rod 6, the hook 7, the groove 8, the rotating rod 9, the rotating plate 10, the clamping groove 11, the clamping rod 12 and the handle 13, the problems that the existing crane anti-collision protection device cannot prevent the spring from rusting after being used and cannot prevent the material from unhooking when being used are solved, through the mode of sealing the spring, rainwater cannot directly contact with the spring, the rainwater can directly flow out from the water outlet hole after entering the U-shaped box, thereby not only effectively prolonging the service life of the hook, meanwhile, the bearing capacity of the hook can not be changed, and after the hook is contacted with the hanging ring by locking the hook, the link can be by the surface of steady lock at the couple, lets the material can't drop from the couple, has not only improved bottom workman's safety, also no longer needs the workman to clean the material that drops simultaneously.

Furthermore, one side of the connecting rod 6 is bolted with a first sliding block 14, one side of the inner cavity of the shell 1 is bolted with a first sliding rail 15 which is in sliding connection with the first sliding block 14, and the connecting rod 6 is connected through the arrangement of the first sliding block 14 and the first sliding rail 15.

Furthermore, one side of the inner cavity of the shell 1 is bolted with a second spring 16 through a spring fixing piece, the other end of the second spring 16 is bolted with the clamping rod 12 through the spring fixing piece, and the second spring 16 is arranged to play a role in limiting, so that the second spring 16 is more unobstructed when moving up and down

Further, a sliding groove 17 has been seted up to one side of casing 1, and sliding rail two 18 have all been bolted to the top and the bottom of sliding groove 17, and the top and the bottom of kelly 12 all are bolted to have two 19 with two 18 sliding connection's of sliding rail, through sliding groove 17, two 18 and two 19 settings of slider, have played spacing effect to kelly 12, make kelly 12 more unobstructed at the round trip movement formula.

Furthermore, a baffle 20 is bolted to one side of the inner cavity of the shell 1 and located at the top end of the rotating plate 10, and the baffle 20 is arranged to limit the rotating plate 10, so that the rotating plate 10 cannot move after reaching a specific position.

Furthermore, the other end of the first spring 5 is bolted with a rubber block 21 through a spring fixing piece, and the U-shaped box 3 and an object collided by the U-shaped box 3 are protected through the arrangement of the rubber block 21.

Further, the bottom of the shell 1 is provided with a through hole matched with the connecting rod 6, the bottom of the shell 1 is provided with a through groove matched with the rotating plate 10, so that the connecting rod 6 is convenient to move up and down, and the rotating plate 10 is also convenient to move up and down.

The working principle is as follows: when the lifting device is used, firstly the shell 1 is loosened to keep the shell 1 and materials at a certain distance, then the hook 7 and the materials to be lifted are hung together, then the rotating plate 10 is firstly placed into the through groove of the shell 1 through the matching between the rotating plate and the rotating rod 9, then the hook 7 is pushed upwards, when the hook 7 is upwards, the connecting rod 6 is driven to be upwards through the matching between the first sliding block 14 and the first sliding rail 15, meanwhile, the rotating plate 10 is also upwards moved, the rotating plate 10 also upwards enters the shell 1 when the connecting rod 6 is upwards, after the rotating plate 10 enters the shell 1, the handle 13 needs to be pushed, when the handle 13 is pushed, the clamping rod 12 is driven to move through the matching between the second sliding rail 18 and the second sliding block 19, when the clamping rod 12 moves, the second spring 16 is also pulled to an extended state, and when the hook 7 is not pushed, the hand for pulling the handle 13 can not be directly released, at this time, the second extended spring 16 drives the clamping rod 12 to automatically rebound, and the clamping rod 12 is clamped into the clamping groove 11 again after the second extended spring 16 rebounds, so that the unhooking prevention effect is achieved;

and when the sky rained, the rainwater can directly fall on the device, the rainwater earlier with the contact of casing 1, then with U-shaped box 2 contact, the rainwater can contact with U-shaped box two 3 at last, can follow U-shaped box two 3 and U-shaped box two 3 junction entering U-shaped box one 2 inside after rainwater and U-shaped box two 3 and U-shaped box one 2 contact, then can directly discharge in the apopore 4 after the rainwater gets into U-shaped box one 2 inside, no matter how big rain down, spring one 5 can not drenched by the rainwater, and spring one 5 does not contact with the rainwater and also can not be in the condition of rust just appearing naturally.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

1. A crane anti-collision protection device comprises a shell (1), and is characterized in that: the surface of the shell (1) is bolted with a plurality of U-shaped boxes I (2), the inside of each U-shaped box I (2) is sleeved with a U-shaped box II (3), the bottom of each U-shaped box II (3) is provided with a water outlet hole (4), one side of the inner cavity of each U-shaped box II (3) is bolted with a spring I (5) through a spring fixing part, the inside of the shell (1) is provided with a connecting rod (6), the bottom end of each connecting rod (6) penetrates through the bottom of the shell (1) and is bolted with a hook (7), one end of each hook (7) is provided with a groove (8), the inside of each groove (8) is provided with a rotating rod (9) fixedly sleeved with the shell (1), the surface of each rotating rod (9) is rotatably connected with a rotating plate (10), the inside of each rotating plate (10) and one side of the shell (1) are both provided with a clamping groove (11), the inside of the shell (1) is provided with a clamping rod (12, one end of the clamping rod (12) penetrates through the outer side of the shell (1) and is bolted with a handle (13).

2. A crane collision avoidance protection device, as claimed in claim 1, wherein: one side of the connecting rod (6) is bolted with a first sliding block (14), and one side of the inner cavity of the shell (1) is bolted with a first sliding rail (15) which is in sliding connection with the first sliding block (14).

3. A crane collision avoidance protection device, as claimed in claim 1, wherein: one side of the inner cavity of the shell (1) is in bolted connection with a second spring (16) through a spring fixing piece, and the other end of the second spring (16) is in bolted connection with the clamping rod (12) through the spring fixing piece.

4. A crane collision avoidance protection device, as claimed in claim 1, wherein: a sliding groove (17) is formed in one side of the shell (1), sliding rails (18) are bolted to the top and the bottom of the sliding groove (17), and sliding blocks (19) which are in sliding connection with the sliding rails (18) are bolted to the top and the bottom of the clamping rod (12).

5. A crane collision avoidance protection device, as claimed in claim 1, wherein: a baffle plate (20) is bolted to one side of the inner cavity of the shell (1) and positioned at the top end of the rotating plate (10).

6. A crane collision avoidance protection device, as claimed in claim 1, wherein: the other end of the first spring (5) is bolted with a rubber block (21) through a spring fixing piece.

7. A crane collision avoidance protection device, as claimed in claim 1, wherein: the bottom of the shell (1) is provided with a through hole matched with the connecting rod (6) for use, and the bottom of the shell (1) is provided with a through groove matched with the rotating plate (10) for use.