CN207158533U - A kind of tower crane lift hook component - Google Patents
A kind of tower crane lift hook component Download PDFInfo
- Publication number
- CN207158533U CN207158533U CN201721163605.8U CN201721163605U CN207158533U CN 207158533 U CN207158533 U CN 207158533U CN 201721163605 U CN201721163605 U CN 201721163605U CN 207158533 U CN207158533 U CN 207158533U
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- suspension hook
- lifting rope
- hook seat
- tower crane
- block
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Abstract
It the utility model is related to derrick crane field for building, specifically related to a kind of tower crane lift hook component, including suspension hook seat, it is connected to the lifting rope of the suspension hook seat and the suspension hook being connected on the downside of the suspension hook seat, the pulley to match with lifting rope is provided with inside the suspension hook seat, the suspension hook seat includes the first side wall set along the pulley rotation direction and the second sidewall for connecting the first side wall, the suspension hook seat both sides are respectively equipped with gripping mechanism, and two stopping means being oppositely arranged are provided with above the gripping mechanism.After side lifting rope is broken, suspension hook seat tilts under its own and its Action of Gravity Field of the weight lifted, gripping mechanism clamping lifting rope, slow down the slip velocity of suspension hook seat and its lifting heavy, lifting rope position is relatively fixed by stopping means simultaneously, prevent suspension hook and its lifting heavy from rocking in the air, cause lifting rope to depart from gripping mechanism.
Description
Technical field
Derrick crane field for building is the utility model is related to, in particular, it is related to a kind of derrick crane and hung
Hook assembly.
Background technology
Construction machinery equipment derrick crane is made up of tower body, left-right balance arm and lifting hook.Derrick crane hook
Including coupler body, there is the left and right pulley of connecting steel wire ropes in coupler body.Because institute's hanging object product are heavy or steel wire rope aging, steel wire occurs sometimes
Fracture of rope, lifting hook can be born with steel wire rope disengaging rapidly, and the person and property safety in building site are threatened, tower lifting
Machine hook can also damage after dropping, and influence to use.
Existing Authorization Notice No. provides a kind of tower crane hook broken rope protector for CN202440258U Chinese patent, is
At tower crane hook both ends, side-stand type is hinged with friction lever, friction lever lower end and the steel wire rope of pulley middle and lower part winding in tower crane hook
It is correspondingly arranged, friction lever upper end is connected with the outer steel wire rope interstage sleeve of pulley, and there is friction briquetting friction lever lower end.When disconnected rope, tower crane
Big coupler body tilts, and friction lever upper and lower side blocks the steel wire rope pressure on pulley, tower crane is blocked when being hooked in wire cable rupture greatly
Firmly do not drop or slowly drop.
But derrick crane hook and weight easily rock in the air, cause friction lever to swing, slided so as to which the briquetting that rubs departs from
Wheel, the disengaging of short time all can cause lifting rope to be come off from derrick crane hook, lead to security incident.
Utility model content
The purpose of this utility model is to provide a kind of tower crane lift hook component, and it can stably block lifting rope,
So as to slow down the speed that drops of suspension hook seat and its lifting heavy.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of derrick crane is hung
Hook assembly, including suspension hook seat, it is connected to the lifting rope of the suspension hook seat and the suspension hook being connected on the downside of the suspension hook seat, the suspension hook
Seat is internal to be provided with the pulley to match with lifting rope, and the suspension hook seat includes the first side wall and the company set along the pulley rotation direction
The second sidewall of the first side wall is connect, the suspension hook seat both sides are respectively equipped with gripping mechanism, are provided with above the gripping mechanism
Two stopping means being oppositely arranged.
By using above-mentioned technical proposal, after side lifting rope is broken, weight of the suspension hook seat in its own and its lifting
Tilted under Action of Gravity Field, gripping mechanism clamping lifting rope, slow down the slip velocity of suspension hook seat and its lifting heavy, while stopping means
Lifting rope position is relatively fixed, prevents suspension hook and its lifting heavy from rocking in the air, causes lifting rope to depart from gripping mechanism.
Further, the gripping mechanism includes some latches, and the first side wall top is provided with breach, the latch position
In in breach.
By using above-mentioned technical proposal, latch clamping lifting rope, slow down the slip velocity of suspension hook seat and its lifting heavy.
Further, the gripping mechanism also includes being articulated with the friction that the suspension hook seats against the nearly the first side wall both sides
Bar, the first side wall are provided with the perforate passed through for friction lever, and the friction lever upper end is connected with transverse slat, and the transverse slat, which is provided with, to be supplied
The through hole that lifting rope passes through, friction lever lower end are provided with friction briquetting, and the friction briquetting is arc.
By using above-mentioned technical proposal, when suspension hook seat tilts, lifting rope is stuck in breach, and promotes transverse slat to outside perforate
It is mobile, lifting rope is pressed further by, the weight for slowing down suspension hook seat and its lifting drops.Meanwhile transverse slat movement to outside perforate drives
Friction briquetting rotates backward, and the lifting rope in pulley and pulley is extruded, so as to block lifting rope.Contact by friction lever upper and lower side is anti-
Rubbed to effect, the speed that drops of suspension hook and its lifting heavy is slowed down significantly, or falling for suspension hook and its lifting heavy will be prevented
Fall.The time for declining weight with tower-type crane operation personnel and abundance being provided is withdrawn for surface personnel.
Further, covered with rubber layer on the latch.
By using above-mentioned technical proposal, extruded on latch covered with rubber layer, rubber layer with lifting rope, further clamping is hung
Rope, slow down the slip velocity of suspension hook seat and its lifting heavy.
Further, the stopping means includes the block that the breach top is oppositely arranged, and the block blocks respectively to be set
In in the relative second sidewall, the block is connected with the second sidewall by the first spring.
By using above-mentioned technical proposal, the block being oppositely arranged abuts under the elastic force effect of the first spring, by lifting rope
It is fixed in breach, because lifting rope is stuck among block and breach, lifting rope can not be moved left and right, and horizontal stroke is driven so as to limit lifting rope
Plate double swerve, prevent the phenomenon that friction briquetting departs from pulley.
Further, the stopping means also includes the gag lever post being sheathed in first spring, the gag lever post one
End is connected to block, and the other end passes through the second sidewall.
By using above-mentioned technical proposal, gag lever post slides in the horizontal direction all the time, so as to by block be limited in perpendicular to
Slid on the direction of second sidewall, when preventing suspension hook seat and its lifting heavy shaking amplitude is excessive in the air, lifting rope is pushed open
Block, so as to leave the phenomenon of breach.
Further, the block is set to arcwall face towards lifting rope side, and the block is set to coarse backwards to lifting rope side
Face.
By using above-mentioned technical proposal, when suspension hook seat tilts, lifting rope pushes block open by arcwall face, hence into scarce
Mouthful；After lifting rope enters breach, block abuts under the elastic force effect of second spring, because block its lap is plane, lifting rope without
Method pushes block open, so as to be fixed in breach.
Further, the suspension hook is provided with lock uint, and the lock uint includes sliding in the U-shaped of the suspension hook bottom
Baffle plate, the suspension hook bottom are provided with groove, and the U-shaped baffle plate is provided with the projection with suspension hook recess away from suspension hook open side,
The projection is slid in the groove.
By using above-mentioned technical proposal, by the cooperation of projection and groove, the sliding of U-shaped block is connected to suspension hook bottom,
So as to which U-shaped block can block suspension hook opening.
Further, the U-shaped baffle plate is provided with U-shaped fastener close to the suspension hook open at one end, and the suspension hook top is provided with
The grab to match with the U-shaped fastener.
By using above-mentioned technical proposal, U-shaped baffle plate is slid onto and blocks suspension hook aperture position, U-shaped fastener is buckled in card
On hook, so as to which suspension hook opening is sealed, after preventing lifting rope to be broken, suspension hook seat tilts, and weight departs from from suspension hook opening to drop, and triggers
It is dangerous.
In summary, the utility model has the advantages that：
1. by the contact acting in opposition friction of friction lever upper and lower side, make the speed that drops of suspension hook and its lifting heavy big
Slow down greatly, or it will be prevented to drop, withdrawn for surface personnel and provide abundance with tower-type crane operation personnel decline weight
Time；
2. by setting stopping means that lifting rope is fixed in breach on the second sidewall top of suspension hook seat, prevent because hanging
When hook seat and weight rock in the air, lifting rope also fluctuates therewith；
3. being coordinated by U-shaped fastener and grab, U-shaped block is fixed on suspension hook aperture position, is closed, prevents lifting rope
After fracture, weight departs from from suspension hook opening, triggers security incident.
Brief description of the drawings
Fig. 1 is the overall structure stereogram of embodiment；
Fig. 2 is the overall structure top view of embodiment；
Fig. 3 is the sectional view of the gripping mechanism of embodiment, is mainly used in showing the connection of block and second sidewall；
Fig. 4 is the front section view of embodiment, is mainly used in showing the internal structure of suspension hook seat；
Fig. 5 is the sectional view of the suspension hook of embodiment, is mainly used in showing the connection of U-shaped baffle plate and suspension hook.
In figure：1st, suspension hook seat；11st, the first side wall；111st, perforate；12nd, second sidewall；2nd, lifting rope；3rd, suspension hook；4th, pulley；
5th, gripping mechanism；51st, breach；52nd, latch；53rd, rubber layer；54th, friction lever；541st, transverse slat；542nd, rub briquetting；6th, spacing dress
Put；61st, block；62nd, gag lever post；63rd, the first spring；7th, lock uint；71st, U-shaped baffle plate；72nd, groove；73rd, projection；74th, U-shaped
Fastener；75th, grab.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment：
A kind of tower crane lift hook component, as depicted in figs. 1 and 2, including suspension hook seat 1, the inside of suspension hook seat 1 are provided with pulley
4, lifting rope 2 is connected to suspension hook seat 1 by pulley 4, and the bottom of suspension hook seat 1 is connected with suspension hook 3.Suspension hook seat 1 is included along the side of rotation of pulley 4
The first side wall 11 to setting and the second sidewall 12 of the first side wall 11 is connected to, the first side wall 11 and second sidewall 12 are along vertical
Direction is set.The both sides of suspension hook seat 1 are respectively equipped with gripping mechanism 5, and gripping mechanism 5 includes some latches 52.The upper end of the first side wall 11
Provided with breach 51, latch 52 is located in breach.And the upper end of latch 52 is covered with rubber layer 53.When side lifting rope 2 is broken, suspension hook
Seat 1 tilts under itself and its Action of Gravity Field of the weight lifted, and disconnected side lifting rope 2 is stuck in the breach 51 of the first side wall 11
Interior, latch 52 extrudes with lifting rope 2, and the deformation of rubber layer 53 is brought into close contact lifting rope 2, produces larger frictional force, so as to clamping lifting rope
2, and then slow down suspension hook seat 1 and its weight lifted landing in the presence of frictional force.
As shown in Figures 2 to 4, gripping mechanism 5 also includes being articulated with friction lever of the suspension hook seat 1 close to the both sides of the first side wall 11
54, the first side wall 11 is provided with the perforate 111 passed through for friction lever 54, and the upper end of friction lever 54 is provided with transverse slat 541, and transverse slat 541 is provided with
The through hole passed through for lifting rope 2, the lower end of friction lever 54 be connected with friction briquetting 542, friction briquetting 542 is arc, and with pulley 4
Chute is bonded.When suspension hook seat 1 is under normal condition, friction briquetting 542 does not contact with pulley 4；When suspension hook seat 1 tilts,
Lifting rope 2 is stuck in breach 51, and promotes transverse slat 541 to be moved to outside opening, is pressed further by lifting rope 2, is slowed down suspension hook seat 1 and its is carried
Rise weight drop, while transverse slat 541 to outside perforate 111 movement driven friction briquetting 542 to rotate backward, extrude pulley 4 and
Lifting rope 2 in pulley 4, so as to block lifting rope 2.By the contact acting in opposition friction of the upper and lower side of friction lever 54, make suspension hook 3 and its
The speed that drops of lifting heavy slows down significantly, or will prevent dropping for suspension hook 3 and its lifting heavy.Withdrawn for surface personnel
Decline weight with tower-type crane operation personnel and the sufficient time is provided.
As shown in Figures 2 and 3, stopping means 6 includes two blocks 61 that the top of the first side wall 11 is oppositely arranged, two gears
Block 61 is arranged in the second sidewall 12 being oppositely arranged respectively, and block 61 is connected with horizontally disposed gag lever post 62, gag lever post 62
The other end passes through second sidewall 12, and block 61 is connected with second sidewall 12 by the first spring 63, the connection of the one end of the first spring 63
In block 61, the other end is connected to second sidewall 12, and gag lever post 62 is sheathed in the first spring 63, and the first spring 63 is in compression
State, under the effect of the elastic force of the first spring 63, the block 61 being oppositely arranged abuts, when lifting rope 2 is caught in breach 51, block 61
Prevent suspension hook seat 1 and its weight of lifting under fluctuation status so that lifting rope 2 departs from breach 51.Block 61 is towards lifting rope side
Arcwall face is arranged to, when suspension hook seat 1 tilts, lifting rope 2 is under the Action of Gravity Field for the weight that suspension hook seat 1 and suspension hook seat 1 are lifted, edge
The arcwall face of block 61 pushes block 61 open, and into breach 51, while after lifting rope 2 enters breach 51, block 61 is in the first bullet
Abutted in the presence of spring 63, because other faces of block 61 are plane, lifting rope 2 can not push block 61, lifting rope 2 open after entering breach 51
It is fixed in breach 51.And then lifting rope 2 is limited with the double swerve of motion plate 541, prevent friction briquetting 542 and depart from cunning
The phenomenon of wheel 4.
As shown in figure 5, suspension hook 3 is provided with the lock uint 7 of the opening of sealed suspension hook 3（Referring to Fig. 1）, including slide in suspension hook
The U-shaped baffle plate 71 of 3 bottoms, the bottom of suspension hook 3 are provided with groove 72, and U-shaped baffle plate 71 is provided with away from the open side of suspension hook 3 to match with groove 72
Projection 73, U-shaped baffle plate 71 realizes that U-shaped baffle plate 71 and the sliding of suspension hook 3 are connected by the cooperation of projection 73 and chute.Groove
72 are set to trapezoidal, are easy to the sliding of U-shaped baffle plate 71 to connect, meanwhile, prevent U-shaped baffle plate 71 from being dropped out of groove 72.
As shown in figure 1, U-shaped baffle plate 71 is provided with U-shaped fastener 74 close to the opening of suspension hook 3 side, the top of suspension hook 3 is provided with and U-shaped
The grab 75 that fastener 74 matches, U-shaped baffle plate 71 is slid onto and blocks suspension hook 3 and is open, U-shaped fastener 74 and grab 75 are fastened, from
And the opening of suspension hook 3 is closed, after preventing lifting rope 2 to be broken, suspension hook seat 1 tilts, and weight comes off from suspension hook 3.
Operation principle：After the fracture of lifting rope 2, the weight of suspension hook seat 1 and its lifting tilts to side, and not disconnected side lifting rope 2 pushes away
Block 61 is opened, is stuck in breach 51, the latch 52 of rubber layer 53 is covered and lifting rope 2 rubs so as to slow down suspension hook seat 1 and its lifting
The sinking speed of weight；Block 61 and breach 51 coordinate, and lifting rope 2 is stuck in breach 51, and lifting rope 2 promotes transverse slat 541 to opening
Outer movement, lifting rope 2 is pressed further by, slows down suspension hook seat 1 and its lifting heavy drops speed, while transverse slat 541 is to outside perforate 111
Movement has driven friction briquetting 542 to rotate backward, and extrudes the lifting rope 2 in pulley 4 and pulley 4, is ground so as to block lifting rope 2
Staff withdraws the time for declining weight with tower-type crane operation personnel and providing abundance；U-shaped fastener 74 and grab 75 coordinate,
U-shaped baffle plate 71 is fixed on the aperture position of suspension hook 3, after preventing lifting rope 2 to be broken, weight is open from suspension hook 3 to be departed from, and triggers safe thing
Therefore.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (9)
1. a kind of tower crane lift hook component, including suspension hook seat（1）, be connected to the suspension hook seat（1）Lifting rope（2）And connection
In the suspension hook seat（1）The suspension hook of downside（3）, the suspension hook seat（1）Inside is provided with and lifting rope（2）The pulley of matching（4）, it is special
Sign is：The suspension hook seat（1）Including along the pulley（4）The first side wall that rotation direction is set（11）With connection described first
Side wall（11）Second sidewall（12）, the suspension hook seat（1）Both sides are respectively equipped with gripping mechanism（5）, the gripping mechanism（5）On
Side is provided with two stopping means being oppositely arranged（6）.
A kind of 2. tower crane lift hook component according to claim 1, it is characterised in that：The gripping mechanism（5）Bag
Include some latches（52）, the first side wall top is provided with breach（51）, the latch（52）Positioned at breach（51）It is interior.
A kind of 3. tower crane lift hook component according to claim 2, it is characterised in that：The gripping mechanism also includes
It is articulated with the suspension hook seat（1）Close to the first side wall（11）The friction lever of both sides（54）, the first side wall（11）It is provided with
For friction lever（54）The perforate passed through, the friction lever（54）Upper end is connected with transverse slat（541）, the transverse slat（541）Provided with confession
Lifting rope（2）The through hole passed through, friction lever（54）Lower end is provided with friction briquetting（542）, the friction briquetting（542）For arc.
A kind of 4. tower crane lift hook component according to claim 3, it is characterised in that：The latch（52）Upper covering
There is rubber layer（53）.
A kind of 5. tower crane lift hook component according to claim 4, it is characterised in that：The stopping means（6）Bag
Include the breach（51）The block that top is oppositely arranged（61）, the block（61）The relative second sidewall is arranged in respectively
（12）It is interior, the block（61）With the second sidewall（12）Pass through the first spring（63）Connection.
A kind of 6. tower crane lift hook component according to claim 5, it is characterised in that：The stopping means（6）Also
Including being sheathed on first spring（63）Interior gag lever post（62）, the gag lever post（62）One end is connected to block（61）, separately
One end passes through the second sidewall（12）.
A kind of 7. tower crane lift hook component according to claim 6, it is characterised in that：The block（61）Direction is hung
Rope（2）Side is set to arcwall face, the block（61）Backwards to lifting rope（2）Side is set to mat surface.
A kind of 8. tower crane lift hook component according to claim 7, it is characterised in that：The suspension hook（3）Provided with lock
Attach together and put（7）, the lock uint（7）Including sliding in the suspension hook（3）The U-shaped baffle plate of bottom（71）, the suspension hook（3）Bottom
Portion is provided with groove（72）, the U-shaped baffle plate（71）Away from suspension hook（3）Open side is provided with and suspension hook（3）Groove（72）What is matched is convex
Block（73）, the projection（73）Slide in the groove（72）It is interior.
A kind of 9. tower crane lift hook component according to claim 8, it is characterised in that：The U-shaped baffle plate（71）Lean on
The nearly suspension hook（3）Open at one end is provided with U-shaped fastener（74）, the suspension hook（3）Top is provided with and the U-shaped fastener（74）Match
Grab（75）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721163605.8U CN207158533U (en) | 2017-09-08 | 2017-09-08 | A kind of tower crane lift hook component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721163605.8U CN207158533U (en) | 2017-09-08 | 2017-09-08 | A kind of tower crane lift hook component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207158533U true CN207158533U (en) | 2018-03-30 |
Family
ID=61721320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721163605.8U Active CN207158533U (en) | 2017-09-08 | 2017-09-08 | A kind of tower crane lift hook component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207158533U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110550566A (en) * | 2019-08-24 | 2019-12-10 | 天津大学青岛海洋技术研究院 | installation equipment of reaction tower |
| CN112239156A (en) * | 2020-11-04 | 2021-01-19 | 常德市荣程机械有限公司 | Tower crane lifting hook stop device |
| CN112850468A (en) * | 2021-04-09 | 2021-05-28 | 严何 | Adjustable construction crane |
| CN114655835A (en) * | 2022-05-24 | 2022-06-24 | 南通康盛医疗器械有限公司 | Load hanging device for mechanical lifting tower crane |
| CN116692688A (en) * | 2023-08-03 | 2023-09-05 | 中国建筑第五工程局有限公司 | Tower crane lifting hook anti-falling device |
-
2017
- 2017-09-08 CN CN201721163605.8U patent/CN207158533U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110550566A (en) * | 2019-08-24 | 2019-12-10 | 天津大学青岛海洋技术研究院 | installation equipment of reaction tower |
| CN112239156A (en) * | 2020-11-04 | 2021-01-19 | 常德市荣程机械有限公司 | Tower crane lifting hook stop device |
| CN112239156B (en) * | 2020-11-04 | 2023-03-10 | 常德市荣程机械有限公司 | Tower crane lifting hook stop device |
| CN112850468A (en) * | 2021-04-09 | 2021-05-28 | 严何 | Adjustable construction crane |
| CN114655835A (en) * | 2022-05-24 | 2022-06-24 | 南通康盛医疗器械有限公司 | Load hanging device for mechanical lifting tower crane |
| CN116692688A (en) * | 2023-08-03 | 2023-09-05 | 中国建筑第五工程局有限公司 | Tower crane lifting hook anti-falling device |
| CN116692688B (en) * | 2023-08-03 | 2023-09-29 | 中国建筑第五工程局有限公司 | Tower crane lifting hook anti-falling device |
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