CN112723142B

CN112723142B - Crane hook capable of preventing unhooking

Info

Publication number: CN112723142B
Application number: CN202011405102.3A
Authority: CN
Inventors: 张阳春; 马超; 王志兴
Original assignee: Anhui Zhongxu Machinery Technology Co ltd
Current assignee: Anhui Zhongxu Machinery Technology Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2023-02-10
Anticipated expiration: 2040-12-03
Also published as: CN112723142A

Abstract

The invention discloses a crane hook capable of preventing unhooking, and relates to the technical field of cranes, which comprises a first installation box, a second installation box, a first clamping mechanism, a second clamping mechanism, a buffer mechanism and a hook body, wherein the second installation box is arranged on the first installation box, the first clamping mechanism is arranged in the second installation box, the working end of the first clamping mechanism penetrates through two sides of the second installation box and extends to the outside, the second clamping mechanism is provided with two groups, the two groups of the second clamping mechanisms are identical in structure, the two groups of the second clamping mechanisms are respectively arranged at two working ends of the first clamping mechanism, the two groups of the buffer mechanisms are symmetrically arranged in the first installation box, the top of the hook body is arranged in the first installation box, the hook can be fixedly connected to a wall of a crane through arrangement of all parts, the unhooking phenomenon cannot occur, and the safety is improved.

Description

Crane hook capable of preventing unhooking

Technical Field

The invention relates to the technical field of cranes, in particular to a hook for a crane, which can prevent unhooking.

Background

Along with the development of society, machinery has reached more and more important effect in people's daily life and production, because the facility and the accuracy of machinery, a large amount of manpower and financial resources have been saved, along with the hoisting equipment who is used for lifting by crane large-scale machinery has also developed, become indispensable component, the hoist plays crucial effect in high altitude construction's production, the effect of hoisting machinery couple is crucial, along with the progress of science and technology, people have higher and higher requirements to it, in the use of hoisting machinery, there is the potential safety hazard between hoist string arm and the couple, the unhook phenomenon very easily takes place, endanger life safety, consequently, we have proposed a novel couple anticreep device of hoisting machinery lifting hook, be used for solving above-mentioned problem.

Disclosure of Invention

The embodiment of the invention provides a hook for a crane, which can prevent unhooking, and aims to solve the problems that potential safety hazards exist between a crane arm and the hook, the unhooking phenomenon is easy to occur, and the life safety is endangered.

The embodiment of the invention adopts the following technical scheme: the utility model provides a can prevent to get in touch for unhook hoist, includes first install bin, second install bin, first clamping mechanism, second clamping mechanism, buffer gear, fixed establishment and couple body, be equipped with two sets of fixed blocks in the first install bin, it is two sets of the fixed block symmetry sets up on the inside both sides of first install bin, the second install bin is fixed to be set up on the first install bin, first clamping mechanism sets up in the second install bin, and first clamping mechanism work end runs through the both sides of second install bin and extend to the outside, second clamping mechanism is equipped with two sets ofly, and is two sets of second clamping mechanism is fixed the setting respectively two work ends of first clamping mechanism, buffer gear is equipped with two sets ofly, and is two sets of buffer gear structural similarity sets up in the first install bin, fixed establishment is equipped with two sets of fixed establishment structural similarity, two sets of fixed establishment symmetry sets up on one side outside the first install bin, the top of couple body is the I-shaped fixed block position is established on the first install bin.

Further, the first clamping mechanism comprises a first clamping motor, a first gear, a first slide bar, a second slide bar, a first rack and a second rack, the first clamping motor is fixedly arranged at the middle position in the second installation box, the first gear is fixedly arranged at the output end of the first clamping motor, one ends of the first slide bar and the second slide bar are symmetrically arranged on one side inside the second installation box, the other ends of the first slide bar and the second slide bar are symmetrically arranged on the other side inside the second installation box, the first rack is slidably arranged on the first slide bar, one end of the first rack is meshed with the first gear, the other end of the first rack penetrates through one side of the second installation box and extends to the outside, the second rack is slidably arranged on the second slide bar, one end of the second rack is meshed with the first gear, and the other end of the second rack penetrates through the other side of the second installation box and extends to the outside.

Furthermore, every group second clamping mechanism all includes and presss from both sides tight base, presss from both sides tight push rod, motor fixing base, the tight motor of second clamp, presss from both sides tight lead screw, first tight piece of clamp and the tight piece of second clamp, it removes the spout to have seted up on the tight base of clamp, two sets of one side of the tight base of clamp of clamping mechanism is fixed to be set up on the first rack, and one side that another presss from both sides tight base is fixed to be set up on the second rack, it sets up to press from both sides tight push rod fixed on the outer one side of second install bin, the output of pressing from both sides tight push rod is fixed to be set up the opposite side on the tight base of clamp, the motor fixing base is fixed to be set up on the outer one side of second install bin, the tight motor of second clamp is fixed to be set up on the tight base of clamp, the tight piece of first clamp is fixed to be set up on one side on the tight base of clamp, the tight piece of second clamp slides and sets up in the removal spout to the tight piece of second spiro union sets up on the tight lead screw.

Furtherly, every group buffer gear all includes buffer block and buffer spring, the fixed setting of one end of buffer block is in the top of couple body, buffer spring is equipped with a plurality of groups, a plurality of groups buffer spring's one end is fixed to be set up one side on the first install bin inside, a plurality of groups buffer spring's the other end is fixed to be set up on the other end of buffer block.

Furtherly, every group fixed establishment all includes fixed cylinder, first transfer line, second transfer line and dead lever, fixed cylinder is fixed to be set up on the outer one side of first install bin, the fixed setting of one end of first transfer line is in the output of fixed cylinder, the fixed setting of one end of second transfer line is in on the other end of first transfer line, the fixed setting of one end of dead lever is in the other end of second transfer line

Further, be equipped with anti-drop on the couple body and detain and the anti-drop fixture block, anti-drop is detained and is rotated the setting and is in the top of couple body, the anti-drop fixture block is equipped with a plurality of groups, and a plurality of groups the anti-drop fixture block is fixed to be set up the inboard of couple body below.

The embodiment of the invention adopts at least one technical scheme which can achieve the following beneficial effects:

firstly, the hook can be fixedly connected to the wall of the crane through the matching work of the first clamping mechanism and the second clamping mechanism, the unhooking phenomenon cannot occur, and the safety is improved.

Secondly, the hook can be prevented from shaking back and forth in the using process to cause the falling of the hook through the arrangement of the buffer mechanism.

Thirdly, the hook body can be fixed through the arrangement of the fixing mechanism, the danger that the crane hook is unstable and shakes back and forth to fall off when in use is avoided, when the fixing mechanism works, the fixing cylinder works to drive the first transmission rod to move, the first transmission rod drives the second transmission rod to contract, the second transmission rod drives the fixing rod 64 to contract, and the hook body can be fixed through the matching work of the two groups of fixing mechanisms.

Fourthly, the anti-falling buckle, the plurality of groups of anti-falling blocks, the two groups of fixing blocks in the first mounting box and the hook body are matched in an I-shaped shape, so that the falling of objects on the hook can be avoided, and the safety is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts. In the drawings:

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

FIG. 2 is a schematic view of a first clamping mechanism of the present invention;

FIG. 3 is a schematic structural view of a second clamping mechanism of the present invention;

FIG. 4 is a schematic view of a portion of a buffer mechanism according to the present invention;

FIG. 5 is a schematic structural view of the securing mechanism of the present invention;

fig. 6 is a partial structural schematic view of the hook body of the present invention.

Reference numerals: the anti-falling device comprises a first installation box 1, a fixed block 11, a second installation box 2, a first clamping mechanism 3, a first clamping motor 31, a first gear 32, a first slide bar 33, a second slide bar 34, a first rack 35, a second rack 36, a second clamping mechanism 4, a clamping base 41, a clamping push rod 42, a motor fixed seat 43, a second clamping motor 44, a clamping screw rod 45, a first clamping block 46, a second clamping block 47, a movable sliding groove 48, a buffer mechanism 5, a buffer block 51, a buffer spring 52, a fixed mechanism 6, a fixed air cylinder 61, a first transmission rod 62, a second transmission rod 63, a fixed rod 64, a hook body 7, an anti-falling buckle 71 and an anti-falling clamping block 72.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to be exhaustive or exhaustive. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Therefore, the following detailed description of the embodiments of the present invention, provided in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention, and all other embodiments, which can be obtained by those skilled in the art without inventive faculty, are within the scope of the invention.

The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

The utility model provides a can prevent that unhook hoist from with couple includes first install bin 1, second install bin 2, first clamping mechanism 3, second clamping mechanism 4, buffer gear 5, fixed establishment and couple body 7, be equipped with two sets of fixed blocks 11 in the first install bin 1, it is two sets of fixed block 11 symmetry sets up on the inside both sides of first install bin 1, second install bin 2 is fixed to be set up on the first install bin 1, first clamping mechanism 3 sets up in the second install bin 2, and first clamping mechanism 3 work end runs through the both sides of second install bin 2 and extend to the outside, second clamping mechanism 4 is equipped with two sets ofly, two sets of second clamping mechanism 4 structure is the same, two sets of second clamping mechanism 4 is fixed respectively sets up two work ends of first clamping mechanism 3, buffer gear 5 is equipped with two sets ofly, two sets of buffer gear 5 structure is the same, two sets of buffer gear 5 symmetry sets up in the first install bin 1, fixed establishment 6 is equipped with two sets up two sets of fixed establishment 6 structure is the same, and two sets up on the fixed establishment of hook 6 the top of fixed establishment of hook body can not take place the top of first install bin 7, the safe installation bin, the hook body can not take place the hook body, the top of hanging 1, the hook 7 can not take place the phenomenon.

Specifically, the first clamping mechanism 3 includes a first clamping motor 31, a first gear 32, a first slide bar 33, a second slide bar 34, a first rack 35 and a second rack 36, the first clamping motor 31 is fixedly disposed at an intermediate position in the second mounting box 2, the first gear 32 is fixedly disposed at an output end of the first clamping motor 31, one ends of the first slide bar 33 and the second slide bar 34 are symmetrically disposed on one side inside the second mounting box 2, the other ends of the first slide bar 33 and the second slide bar 34 are symmetrically disposed on the other side inside the second mounting box 2, the first rack 35 is slidably disposed on the first slide bar 33, one end of the first rack 35 is engaged with the first gear 32, the other end of the first rack 35 penetrates one side of the second mounting box 2 and extends to the outside, the second rack 36 is slidably disposed on the second slide bar 34, one end of the second rack 36 is engaged with the first gear 32, the other end of the first rack 35 is further rotatably disposed on the second mounting box 2, and the second rack 36 is capable of driving the first clamping motor 34 to further drive the second clamping mechanism to move through the first rack 32 and the second clamping motor 34, and further drive the first rack 35 to move the second clamping mechanism to drive the second clamping mechanism to further improve the second clamping mechanism 3 and the second rack 32 to drive the second clamping mechanism to move.

Specifically, each set of the second clamping mechanisms 4 includes a clamping base 41, a clamping push rod 42, a motor fixing seat 43, a second clamping motor 44, a clamping screw rod 45, a first clamping block 46 and a second clamping block 47, the clamping base 41 is provided with a moving chute 48, one side of one clamping base 41 of the two sets of the second clamping mechanisms is fixedly disposed on the first rack 35, one side of the other clamping base 41 is fixedly disposed on the second rack 36, the clamping push rod 42 is fixedly disposed on one side outside the second mounting box 2, an output end of the clamping push rod 42 is fixedly disposed on the other side on the clamping base 41, the motor fixing seat 43 is fixedly disposed on one side outside the second mounting box 2, and the second clamping motor 44 is fixedly disposed on the motor fixing seat 43, the output end of the second clamping motor 44 penetrates through the clamping base 41 and extends into the moving chute 48, one end of the clamping screw rod 45 is fixedly arranged at the output end of the second clamping motor 44, the other end of the clamping screw rod 45 is rotatably arranged on the clamping base 41, the first clamping block 46 is fixedly arranged at one side of the clamping base 41, the second clamping block 47 is slidably arranged in the moving chute 48, the bottom of the second clamping block 47 is in threaded connection with the clamping screw rod 45, when the second clamping mechanism 4 works, the second clamping motor 44 rotates to drive the clamping screw rod 45 to rotate, the clamping screw rod 45 rotates to drive the second clamping block 47 to move, the mutual clamping work of the first clamping block 46 and the second clamping block 47 can be completed through the work of the second clamping mechanism 4, the wall hanging phenomenon of the clamping crane can be better clamped, and the unhooking phenomenon cannot occur, the safety is improved.

It is specific, every group buffer gear 5 all includes buffer block 51 and buffer spring 52, the fixed setting of one end of buffer block 51 is in the top of couple body 7, buffer spring 52 is equipped with a plurality of groups, a plurality of groups buffer spring 52's the fixed setting of one end is in one side on the first install bin 1 is inside, a plurality of groups buffer spring 52's the other end is fixed to be set up on buffer block 51's the other end, through buffer gear 5's setting, can avoid the couple to make a round trip to rock in the use, causes the couple to drop.

Concretely, every group fixed establishment 6 all includes fixed cylinder 61, first transfer line 62, second transfer line 63 and dead lever 64, fixed cylinder 61 is fixed to be set up on the outer one side of first install bin 1, the fixed setting of one end of first transfer line 62 is in the output of fixed cylinder 61, the fixed setting of one end of second transfer line 63 is in on the other end of first transfer line 62, the fixed setting of one end of dead lever 64 is in the other end of second transfer line 63, when fixed establishment 6 during operation, the work of fixed cylinder 61 drives first transfer line 62 and removes, and first transfer line 62 drives second transfer line 63 and contracts, and second transfer line 63 drives dead lever (64 and contracts fixed operation, and through fixed establishment 6's work, can fix the couple body, avoid the hoist couple unstable when using to rock the danger that drops, and the security has obtained the improvement to make a round trip.

Specifically, couple body 7 is last to be equipped with anti-drop knot 71 and anti-drop fixture block 72, anti-drop knot 71 rotates to be set up the top of couple body 7, anti-drop fixture block 72 is equipped with a plurality of groups, a plurality of groups anti-drop fixture block 72 is fixed to be set up the inboard of couple body 7 below, through rotating the setting of anti-drop knot 71 and a plurality of groups anti-drop blocks, can avoid the thing on the couple to drop, the security has obtained the improvement.

The working principle of the invention; firstly, a first clamping motor 31 in a first clamping mechanism 3 rotates to drive a first gear 32 to rotate, the first gear 32 drives a first rack 35 and a second rack 36 to move on a first slide bar 33 and a second slide bar 34, a second clamping mechanism 4 arranged on the first rack 35 and the second rack 36 can be further driven to carry out clamping operation through the moving operation of the first slide bar 33 and the second slide bar 34 in the first clamping mechanism 3, a hook can be more firmly arranged on a crane wall through the operation of the first clamping mechanism 3, when the second clamping mechanism 4 works, a second clamping motor 44 in the second clamping mechanism 4 rotates to drive a clamping screw rod 45 to rotate, the clamping screw rod 45 rotates to drive a second clamping block 47 to move, the mutual clamping operation of the first clamping block 46 and the second clamping block 47 can be completed, and the crane wall can be better clamped through the matching operation of the first clamping mechanism 3 and the second clamping mechanism 4, the unhooking phenomenon can not occur, the safety is improved, through the arrangement of the buffer block 51 and the buffer spring 52 in the buffer mechanism 5, the situation that the hook shakes back and forth in the use process to cause the falling of the hook can be avoided, when the fixing mechanism 6 works, the fixing cylinder 61 in the fixing mechanism 6 works to drive the first transmission rod 62 to move, the first transmission rod 62 drives the second transmission rod 63 to contract, the second transmission rod 63 drives the fixing rod 64 to contract and fix, through the simultaneous working of two groups of fixing mechanisms 6 with the same structure, the hook body can be fixed, the danger that the crane hook shakes back and forth to fall off to cause the injury of personnel in the use process is avoided, through the matching arrangement of the anti-falling buckles 71 on the hook body 7, a plurality of groups of anti-falling blocks and the I-shaped shapes at the tops of the two groups of fixing blocks 11 and the hook body 7 in the first installation box 1, can avoid the couple when using to get in touch the thing on the hook and drop, the security has obtained improving, and cooperation work through each mechanism can solve the hoist and hang the potential safety hazard that exists between arm and the couple, avoids taking place the unhook phenomenon, endangers life safety.

The above description is only an example of the present invention and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The hook for the crane capable of preventing unhooking is characterized by comprising a first installation box (1), a second installation box (2), a first clamping mechanism (3), a second clamping mechanism (4), a buffering mechanism (5), a fixing mechanism (6) and a hook body (7), wherein two groups of fixing blocks (11) are arranged in the first installation box (1), the two groups of fixing blocks (11) are symmetrically arranged on two sides of the inner part of the first installation box (1), the second installation box (2) is fixedly arranged on the first installation box (1), the first clamping mechanism (3) is arranged in the second installation box (2), the working ends of the first clamping mechanism (3) penetrate through two sides of the second installation box (2) and extend to the outer part, the second clamping mechanism (4) is provided with two groups, the two groups of second clamping mechanism (4) are identical in structure, the two groups of second clamping mechanism (4) are respectively and fixedly arranged at two working ends of the first clamping mechanism (3), the buffering mechanism (5) is arranged at two groups, the two groups of buffering mechanism (5) are symmetrically arranged at the outer side of the first installation box (1), the fixing mechanism (6) is arranged at the outer side of the first installation box (1), the two groups of the fixing mechanism (6) are symmetrically arranged at the two groups of the same, the second clamping mechanism (3), the second clamping mechanism (5) are arranged at the outer side of the fixing mechanism (6), the top of the hook body (7) is I-shaped, and the top of the hook body (7) is fixedly clamped in the middle of the fixing block (11) in the first installation box (1).

2. The hook for crane capable of preventing unhooking as claimed in claim 1, the first clamping mechanism (3) comprises a first clamping motor (31), a first gear (32), a first sliding strip (33), a second sliding strip (34), a first rack (35) and a second rack (36), the first clamping motor (31) is fixedly arranged at the middle position in the second mounting box (2), the first gear (32) is fixedly arranged at the output end of the first clamping motor (31), one ends of the first sliding strip (33) and the second sliding strip (34) are symmetrically arranged on one side of the inner part of the second installation box (2), the other ends of the first sliding strip (33) and the second sliding strip (34) are symmetrically arranged on the other side of the inside of the second mounting box (2), the first rack (35) is arranged on the first slide bar (33) in a sliding way, and one end of the first rack (35) is engaged with the first gear (32), the other end of the first rack (35) penetrates through one side of the second mounting box (2) and extends to the outside, the second rack (36) is arranged on the second slide bar (34) in a sliding way, and one end of the second rack (36) is engaged with the first gear (32), the other end of the second rack (36) penetrates the other side of the second mounting box (2) and extends to the outside.

3. The hook capable of preventing unhooking for the crane according to claim 2, wherein each set of the second clamping mechanisms (4) comprises a clamping base (41), a clamping push rod (42), a motor fixing seat (43), a second clamping motor (44), a clamping screw rod (45), a first clamping block (46) and a second clamping block (47), a moving sliding groove (48) is formed in the clamping base (41), one side of one clamping base (41) of the two sets of the second clamping mechanisms (4) is fixedly arranged on the first rack (35), one side of the other clamping base (41) is fixedly arranged on the second rack (36), the clamping push rod (42) is fixedly arranged on one side outside the second installation box (2), the output end of the clamping push rod (42) is fixedly arranged on the other side of the clamping base (41), the motor fixing seat (43) is fixedly arranged on one side outside the second installation box (2), the second clamping motor (44) is fixedly arranged on the fixing seat (43), the other end of the clamping screw rod (44) extends through the clamping sliding groove (45), and the clamping push rod (42) extends into the second clamping base (41), and the other end of the clamping motor fixing base (44) extends into the moving sliding groove (48), and the clamping screw rod (41), and the other end of the clamping motor fixing seat (44) extends into the second clamping push rod (41), and the second clamping push rod (44) is fixedly arranged on one side of the second clamping push rod (42) and extends into the second clamping motor (44), and the second clamping push rod (41), and the second clamping motor (44) is fixedly arranged on the second clamping motor fixing seat (44), and the output end of the second clamping push rod (41), and the clamping push rod (44) extends into the clamping motor (41), and the clamping push rod (44) extends into the second clamping motor (41), and the second clamping motor (41) is fixedly arranged on the second clamping push rod (41), and the second clamping push rod (44), and the clamping push rod (44) is fixedly arranged on the clamping motor (41), and the output end of the clamping motor (44), and the clamping push rod (41) extends into the clamping push rod (44), and the clamping push rod (41) is fixedly arranged on the second clamping push rod (44), and the clamping motor (41) is fixedly arranged on the clamping motor (44) The first clamping block (46) is fixedly arranged on one side of the clamping base (41), the second clamping block (47) is arranged in the moving sliding groove (48) in a sliding mode, and the bottom of the second clamping block (47) is arranged on the clamping screw rod (45) in a threaded mode.

4. The hook capable of preventing unhooking for the crane according to claim 3, wherein each group of the buffer mechanisms (5) comprises a buffer block (51) and a buffer spring (52), one end of the buffer block (51) is fixedly arranged at the top of the hook body (7), the buffer spring (52) is provided with a plurality of groups, one end of the buffer spring (52) is fixedly arranged at one side on the inner part of the first installation box (1), and the other end of the buffer spring (52) is fixedly arranged at the other end of the buffer block (51).

5. The hook for crane capable of preventing unhooking as claimed in claim 4, wherein each set of said fixing mechanism (6) comprises a fixing cylinder (61), a first transmission rod (62), a second transmission rod (63) and a fixing rod (64), said fixing cylinder (61) is fixedly disposed on one side outside said first mounting box (1), one end of said first transmission rod (62) is fixedly disposed at the output end of said fixing cylinder (61), one end of said second transmission rod (63) is fixedly disposed at the other end of said first transmission rod (62), and one end of said fixing rod (64) is fixedly disposed at the other end of said second transmission rod (63).

6. The hook for crane capable of preventing unhooking as claimed in claim 5, wherein the hook body (7) is provided with an anti-falling buckle (71) and an anti-falling fixture block (72), the anti-falling buckle (71) is rotatably arranged above the hook body (7), the anti-falling fixture block (72) is provided with a plurality of groups, and the plurality of groups of anti-falling fixture blocks (72) are fixedly arranged at the inner side below the hook body (7).