CN107892237A - A kind of rotation crane arm of fixed pivoting support formula crane - Google Patents
A kind of rotation crane arm of fixed pivoting support formula crane Download PDFInfo
- Publication number
- CN107892237A CN107892237A CN201711473253.0A CN201711473253A CN107892237A CN 107892237 A CN107892237 A CN 107892237A CN 201711473253 A CN201711473253 A CN 201711473253A CN 107892237 A CN107892237 A CN 107892237A
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- CN
- China
- Prior art keywords
- crane arm
- crane
- arm
- rotation
- inwall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/84—Slewing gear
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Revetment (AREA)
Abstract
The present invention provides a kind of rotation crane arm of fixed pivoting support formula crane, is related to crane arm apparatus field.The rotation crane arm of the fixation pivoting support formula crane, including base, rotating device is installed with the top of the base, crane arm is provided with the top of the rotating device, the top of the crane arm is connected with arm by axis, and the inwall bottom of the rotating device is installed with load-bearing bearing block, and the top movable of the load-bearing bearing block is socketed with support shaft, the external surface top of the support shaft is plugged with casing, and the outer surface of the support shaft is fixedly connected with casing.The rotation crane arm of the fixation pivoting support formula crane, first motor driven driving wheel rotates, driving wheel passes through belt drive clump wheel rotation, pass through being used cooperatively for first gear and second gear, crane arm is rotated, reaches the effect of rotation crane arm, increases the use range of crane, operating efficiency is improved, is brought convenience for people.
Description
Technical field
The present invention relates to crane arm equipment technical field, specially a kind of rotation lifting of fixed pivoting support formula crane
Arm.
Background technology
Crane refers to more action hoisting machineries of vertical-lift within the specific limits and horizontal carrying heavy goods, with various
The continuous development of engineering construction, the requirement more and more higher to various engineering equipments, crane is also more and more diversified, fixed revolution
Supporting type crane is also the highly important crane of one of which.
Fixed pivoting support formula crane is a kind of essential equipment, and at present, in the market in general crane is the bottom of by
Seat, crane arm, bascule, arm and hook composition, crane arm is to be fixedly connected with base, and this causes crane when in use
Scope is very restricted so that crane has limitation at work, and the place of many inconveniences is brought for people.
The content of the invention
（One）The technical problem of solution
In view of the shortcomings of the prior art, the invention provides a kind of rotation crane arm of fixed pivoting support formula crane, solve
The problem of in general crane boom can not rotate.
（Two）Technical scheme
To realize object above, the present invention is achieved by the following technical programs：A kind of fixed pivoting support formula crane
Crane arm, including base are rotated, rotating device is installed with the top of the base, is provided with the top of the rotating device
Crane arm, the top of the crane arm are connected with arm by axis, and the inwall bottom of the rotating device is fixedly mounted
There is load-bearing bearing block, the top movable of the load-bearing bearing block is socketed with support shaft, the external surface top grafting of the support shaft
There is casing, the outer surface of the support shaft is fixedly connected with casing, and the top of the casing is at the top of the inwall of rotating device
And the outside of rotating device is extended to, the casing top is fixedly connected with the bottom of crane arm, and the top of the support shaft is consolidated
Dingan County is equipped with rotating shaft, and the top of the rotating shaft through the inwall top of casing and extends to the upside of casing, the top of the rotating shaft
Portion is fixedly connected with the bottom of crane arm, the outer surface of the support shaft and is connected to the first tooth positioned at the downside fixed cover of casing
Wheel, the inwall bottom of the rotating device and the axis movable sleeve that passes on left positioned at load-bearing bearing block are connected to second gear, institute
It is mutually ratcheting with second gear to state first gear, clump driving wheel, the rotating device are installed with the top of the second gear
Bottom interior wall and the first motor is installed with the left of the second gear, the output end of first motor is fixedly mounted
There is driving wheel, the driving wheel is connected by belt and clump driving wheel.
The inwall bottom of the crane arm is installed with the second motor, and the output end of second motor is installed with
Threaded rod, the top movable of the threaded rod are socketed with bearing block, side and crane arm of the bearing block away from threaded rod
It is fixedly connected at the top of inwall, the outer surface thread of the threaded rod is socketed with mobile sliding block, and the right-hand member of the mobile sliding block runs through
The inwall of crane arm and the outside for extending to crane arm, one end extended to outside crane arm of the mobile sliding block are fixedly mounted
There is fixed block, the top of the fixed block is connected with connecting rod, the one end of the connecting rod away from fixed block by axis
It is flexibly connected by axis with arm.
Preferably, the top left side of the rotating device is installed with wire rope drum, the wire rope drum it is interior
Portion is by steel wire rope with being fixedly connected at the top of crane arm.
Preferably, the right side of the crane arm is connected with the first hydraulic push rod, first hydraulic thrust by axis
The top of bar is flexibly connected by axis with the bottom of arm.
Preferably, the top of the support shaft and it is installed with the second hydraulic push rod positioned at the both sides of rotating shaft, described the
The top of two hydraulic push rods at the top of the inwall of casing with being fixedly connected.
Preferably, the bottom of the crane arm inwall is installed with spring, and the top of the spring is consolidated with mobile sliding block
Fixed connection.
Preferably, the chute being adapted with mobile sliding block is offered on the left of the inwall of the crane arm, the crane arm
Right side opening is provided with the groove being adapted with mobile sliding block.
（Three）Beneficial effect
The invention provides a kind of rotation crane arm of fixed pivoting support formula crane.Possesses following beneficial effect：
1st, the rotation crane arm of the fixation pivoting support formula crane, the first motor driven driving wheel rotate, and driving wheel passes through skin
Band drives clump wheel rotation, passes through being used cooperatively for first gear and second gear so that crane arm can rotate, and reach rotation
The effect of crane arm, increase the use range of crane, improve operating efficiency, brought convenience for people.
2nd, the rotation crane arm of the fixation pivoting support formula crane, is made by the cooperation of the first hydraulic push rod and spring
With, when preventing lifting, cause to crush crane arm and arm because weight is too heavy, generation security incident, for the life of people
Health provides safety guarantee.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is rotary device structure sectional view of the present invention；
Fig. 3 is hoisting arm structure sectional view of the present invention.
In figure：1 base, 2 rotating devices, 3 crane arms, 4 arms, 5 wire rope drums, 6 steel wire ropes, 7 load-bearing bearing blocks, 8
Support shaft, 9 casings, 10 rotating shafts, 11 first hydraulic push rods, 12 first gears, 13 second gears, 14 clumps of driving wheels, 15 first motors,
16 driving wheels, 17 belts, 18 second hydraulic push rods, 19 second motors, 20 threaded rods, 21 bearing blocks, 22 movement sliding blocks, 23 are slided
Groove, 24 fixed blocks, 25 connecting rods, 26 grooves, 27 springs.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of rotation crane arm of fixed pivoting support formula crane, as Figure 1-3, including
Base 1, the top of base 1 are installed with rotating device 2, and the top of rotating device 2 is provided with crane arm 3, rotating device 2
Top left side is installed with wire rope drum 5, and the inside of wire rope drum 5 is fixed by the top of steel wire rope 6 and crane arm 3
Connection, by the tense wire rope 6 of wire rope drum 5, when preventing crane lifting, because weight causes crane arm 3 to tilt very much again
Security incident is caused, plays a part of tensing crane arm 3, is provided safeguard for the life security of people, the top of crane arm 3 passes through
Axis is connected with arm 4, and the right side of crane arm 3 is connected with the first hydraulic push rod 11, the first hydraulic thrust by axis
The top of bar 11 is flexibly connected by axis with the bottom of arm 4, is promoted arm 4 by the first hydraulic push rod 18, is played auxiliary
Supporting role, share the gravity that mobile sliding block 22 is born so that crane work more will be convenient, the inwall bottom of rotating device 2
Load-bearing bearing block 7 is installed with, the top movable of load-bearing bearing block 7 is socketed with support shaft 8, the external surface top of support shaft 8
Casing 9 is plugged with, the outer surface of support shaft 8 is fixedly connected with casing 9, and the top of casing 9 is at the top of the inwall of rotating device 2
And the outside of rotating device 2 is extended to, the top of casing 9 is fixedly connected with the bottom of crane arm 3, and peace is fixed at the top of support shaft 8
Equipped with rotating shaft 10, the top of rotating shaft 10 is at the top of the inwall of casing 9 and extends to the upside of casing 9, the top of rotating shaft 10 with
The bottom of crane arm 3 is fixedly connected, and the top of support shaft 8 and is installed with the second hydraulic push rod positioned at the both sides of rotating shaft 10
18, the top of the second hydraulic push rod 18 is played by the second hydraulic push rod 11 and supported with being fixedly connected at the top of the inwall of casing 9
The effect of weighing arm 3, when preventing lifting, casing 9 and rotating shaft 10 are crushed, when preventing that crane from working, breaks down and brings peace
Full hidden danger, the outer surface of support shaft 8 and the downside fixed cover positioned at casing 9 are connected to first gear 12, the inwall bottom of rotating device 2
The portion and axis movable sleeve that passes on left positioned at load-bearing bearing block 7 is connected to second gear 13, first gear 12 and second gear 13
Mutually ratcheting, the top of second gear 13 is installed with clump driving wheel 14, the bottom interior wall of rotating device 2 and is located at second gear
13 left side is installed with the first motor 15, and the output end of the first motor 15 is installed with driving wheel 16, and driving wheel 16 is logical
Cross belt 17 to be connected with clump driving wheel 14, the rotation crane arm of the fixation pivoting support formula crane, the first motor 15 drives
Driving wheel 16 rotates, and driving wheel 16 drives clump driving wheel 14 to rotate by belt 17, passes through first gear 12 and second gear 13
It is used cooperatively so that crane arm 3 can rotate, and reach the effect of rotation crane arm 3, increase the use range of crane, improve
Operating efficiency, brought convenience for people.
The inwall bottom of crane arm 3 is installed with the second motor 19, and the output end of the second motor 19 is installed with spiral shell
Rasp bar 20, the top movable of threaded rod 20 are socketed with bearing block 21, side of the bearing block 21 away from threaded rod 20 and crane arm 3
It is fixedly connected at the top of inwall, the outer surface thread of threaded rod 20 is socketed with mobile sliding block 22, and peace is fixed in the bottom of the inwall of crane arm 3
Equipped with spring 27, the top of spring 27 is fixedly connected with mobile sliding block 22, and the right-hand member of mobile sliding block 22 runs through the inwall of crane arm 3
And the outside of crane arm 3 is extended to, one end extended to outside crane arm 3 of mobile sliding block 22 is installed with fixed block 24,
The chute 23 being adapted with mobile sliding block 22 is offered on the left of the inwall of crane arm 3, the right side opening of crane arm 3 is provided with to be slided with mobile
The groove 26 that block 22 is adapted, passes through groove 26 so that mobile sliding block 22 can drive fixed block 24 to move up and down, and pass through chute
23 cause mobile sliding block 22 to be easier to slide in crane arm 3, prevent that move sliding block 22 blocks in crane arm 3, causes to occur
Security incident, injury is brought for people, the top of fixed block 24 is connected with connecting rod 25 by axis, and connecting rod 25 is remote
One end of fixed block 24 is flexibly connected by axis with arm 4, by being used cooperatively for the first hydraulic push rod 11 and spring 27, is prevented
When only lifting by crane, cause to crush crane arm 3 and arm 4 due to weight too weight, produce security incident, be the life and health of people
Safety guarantee is provided.
Operation principle：First, worker enters control room, then starts the first motor 15 so that driving wheel 16 passes through belt
17 drive clump driving wheels 14 rotate, and make first gear 12 be rotated with second gear 13 so that first gear 12 passes through the band of support shaft 8
Dynamic casing 9 is rotated, then crane arm 3 is rotated to corresponding position, the second motor by crane arm 3 as casing 9 rotates and rotates
19 work rotate threaded rod 20 so that threaded rod 20 drives mobile sliding block 22 to move, and fixed block is driven by mobile sliding block 22
24 move up and down, and the height of regulation arm 4, finally, weight are sling.
In summary, the rotation crane arm of the fixation pivoting support formula crane, the first motor 15 drive 16 turns of driving wheel
Dynamic, driving wheel 16 drives clump driving wheel 14 to rotate by belt 17, by being used cooperatively for first gear 12 and second gear 13, makes
Obtaining crane arm 3 can rotate, and reach the effect of rotation crane arm 3, increase the use range of crane, improve operating efficiency, be
People bring convenience.
Also, by being used cooperatively for the first hydraulic push rod 11 and spring 27, when preventing lifting, led because weight is too heavy
Crane arm 3 and arm 4 are crushed in cause, produce security incident, safety guarantee is provided for the life and health of people.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of rotation crane arm of fixed pivoting support formula crane, including base（1）, the base（1）Top fix
Rotating device is installed（2）, the rotating device（2）Top be provided with crane arm（3）, the crane arm（3）Top lead to
Cross axis and be connected with arm（4）, it is characterised in that：The rotating device（2）Inwall bottom be installed with load-bearing axle
Bearing（7）, the load-bearing bearing block（7）Top movable be socketed with support shaft（8）, the support shaft（8）External surface top
It is plugged with casing（9）, the support shaft（8）Outer surface and casing（9）It is fixedly connected, the casing（9）Top through rotation
Rotary device（2）Inwall at the top of and extend to rotating device（2）Outside, the casing（9）Top and crane arm（3）Bottom
It is fixedly connected, the support shaft（8）Top be installed with rotating shaft（10）, the rotating shaft（10）Top run through casing（9）
Inwall at the top of and extend to casing（9）Upside, the rotating shaft（10）Top and crane arm（3）Bottom be fixedly connected,
The support shaft（8）Outer surface and be located at casing（9）Downside fixed cover be connected to first gear（12）, the rotating device
（2）Inwall bottom and be located at load-bearing bearing block（7）The axis movable sleeve that passes on left be connected to second gear（13）, described first
Gear（12）With second gear（13）Mutual ratcheting, the second gear（13）Top be installed with clump driving wheel（14）, institute
State rotating device（2）Bottom interior wall and be located at second gear（13）Left side be installed with the first motor（15）, described
One motor（15）Output end be installed with driving wheel（16）, the driving wheel（16）Pass through belt（17）With clump driving wheel（14）
Drive connection；
The crane arm（3）Inwall bottom be installed with the second motor（19）, second motor（19）Output end consolidate
Dingan County is equipped with threaded rod（20）, the threaded rod（20）Top movable be socketed with bearing block（21）, the bearing block（21）Far
From threaded rod（20）Side and crane arm（3）Inwall at the top of be fixedly connected, the threaded rod（20）Outer surface thread set
It is connected to mobile sliding block（22）, the mobile sliding block（22）Right-hand member run through crane arm（3）Inwall and extend to crane arm（3）'s
Outside, the mobile sliding block（22）Extend to crane arm（3）Outside one end is installed with fixed block（24）, the fixation
Block（24）Top connecting rod is connected with by axis（25）, the connecting rod（25）Away from fixed block（24）One end lead to
Cross axis and arm（4）It is flexibly connected.
A kind of 2. rotation crane arm of fixed pivoting support formula crane according to claim 1, it is characterised in that：It is described
Rotating device（2）Top left side be installed with wire rope drum（5）, the wire rope drum（5）Inside pass through steel wire
Rope（6）With crane arm（3）Top be fixedly connected.
A kind of 3. rotation crane arm of fixed pivoting support formula crane according to claim 1, it is characterised in that：It is described
Crane arm（3）Right side the first hydraulic push rod is connected with by axis（11）, first hydraulic push rod（11）Top
Pass through axis and arm（4）Bottom be flexibly connected.
A kind of 4. rotation crane arm of fixed pivoting support formula crane according to claim 1, it is characterised in that：It is described
Support shaft（8）Top and be located at rotating shaft（10）Both sides be installed with the second hydraulic push rod（18）, second hydraulic thrust
Bar（18）Top and casing（9）Inwall at the top of be fixedly connected.
A kind of 5. rotation crane arm of fixed pivoting support formula crane according to claim 1, it is characterised in that：It is described
Crane arm（3）The bottom of inwall is installed with spring（27）, the spring（27）Top and mobile sliding block（22）It is fixed to connect
Connect.
A kind of 6. rotation crane arm of fixed pivoting support formula crane according to claim 1, it is characterised in that：It is described
Crane arm（3）Inwall on the left of offer and mobile sliding block（22）The chute being adapted（23）, the crane arm（3）Right side opening
Provided with moving sliding block（22）The groove being adapted（26）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711473253.0A CN107892237A (en) | 2017-12-29 | 2017-12-29 | A kind of rotation crane arm of fixed pivoting support formula crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711473253.0A CN107892237A (en) | 2017-12-29 | 2017-12-29 | A kind of rotation crane arm of fixed pivoting support formula crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107892237A true CN107892237A (en) | 2018-04-10 |
Family
ID=61808677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711473253.0A Withdrawn CN107892237A (en) | 2017-12-29 | 2017-12-29 | A kind of rotation crane arm of fixed pivoting support formula crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107892237A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111186776A (en) * | 2020-03-16 | 2020-05-22 | 泉州市元通科技服务有限公司 | Mobile hoisting equipment for building |
| CN112758818A (en) * | 2021-02-01 | 2021-05-07 | 河南省智梦科技有限公司 | Small material crane and working method thereof |
| CN114941656A (en) * | 2022-05-13 | 2022-08-26 | 马鞍山经纬回转支承有限公司 | Novel slewing bearing for pile-winding crane |
-
2017
- 2017-12-29 CN CN201711473253.0A patent/CN107892237A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111186776A (en) * | 2020-03-16 | 2020-05-22 | 泉州市元通科技服务有限公司 | Mobile hoisting equipment for building |
| CN111186776B (en) * | 2020-03-16 | 2021-05-28 | 吉化集团吉林市北方建设有限责任公司 | Mobile hoisting equipment for building |
| CN112758818A (en) * | 2021-02-01 | 2021-05-07 | 河南省智梦科技有限公司 | Small material crane and working method thereof |
| CN112758818B (en) * | 2021-02-01 | 2022-12-13 | 上海甲佳智能科技有限公司 | Small material crane and working method thereof |
| CN114941656A (en) * | 2022-05-13 | 2022-08-26 | 马鞍山经纬回转支承有限公司 | Novel slewing bearing for pile-winding crane |
| CN114941656B (en) * | 2022-05-13 | 2023-12-26 | 马鞍山经纬回转支承股份有限公司 | Novel slewing bearing for pile winding type crane |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20180410 |