CN111824971B - Cantilever crane special for metallurgy - Google Patents
Cantilever crane special for metallurgy Download PDFInfo
- Publication number
- CN111824971B CN111824971B CN202010140988.7A CN202010140988A CN111824971B CN 111824971 B CN111824971 B CN 111824971B CN 202010140988 A CN202010140988 A CN 202010140988A CN 111824971 B CN111824971 B CN 111824971B
- Authority
- CN
- China
- Prior art keywords
- cantilever
- rotary
- telescopic beam
- sleeved
- telescopic
- 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.)
- Active
Links
- 238000005272 metallurgy Methods 0.000 title abstract description 7
- 238000005096 rolling process Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- B66C23/04—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 with jibs the effective length of which is variable in operation, e.g. longitudinally displaceable, extensible
-
- 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
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/03—Cranes with arms or jibs; Multiple cranes
- B66C2700/0392—Movement of the crane arm; Coupling of the crane arm with the counterweights; Safety devices for the movement of the arm
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention relates to the technical field of hoisting devices, in particular to a special cantilever crane for metallurgy, wherein an inner cavity of a rotary driving part is fixedly connected with the top end of a stand column, a rotary motor is arranged in an inner cavity of the rotary driving part, the power output end of the rotary motor is sleeved with one side surface of a rotary base and one end surface of the cantilever, the inner cavity of the cantilever is fixedly connected with a telescopic beam in a sliding manner along the axial direction, an electric hoist is fixedly connected with the outer end of the telescopic beam, the power output end of the telescopic motor is arranged in the rotary base and is connected with a threaded rod in a threaded manner, the lower surface of the cantilever is sleeved at the axis of the telescopic beam in a slot arranged along the axial direction, a connecting seat is in sliding and clamping connection with the lower surface of the inner end of the telescopic beam, the connecting seat is in rotating connection with a supporting rod, a through hole of a ring body, the outer side surface of which is in sliding and sleeved with the periphery of the stand column along the vertical direction is sleeved with a positioning bolt in a sliding manner, and the bottom end of the supporting rod is in rotating and sleeved at the periphery of the positioning bolt; the problem that the length of the cantilever of the existing cantilever crane cannot be adjusted is solved.
Description
Technical Field
The invention relates to the technical field of lifting devices, in particular to a cantilever crane special for metallurgy.
Background
The cantilever crane belongs to an industrial part and a light working strength crane. The cantilever crane generally comprises a stand column, a cantilever and an electric hoist; the bottom end of the upright post is usually fixedly connected to the base, and the electric hoist linearly moves left and right on the cantilever and lifts the heavy object. The cantilever crane has the advantages of light weight, large span, large lifting capacity, flexible use, economy, durability and the like, and is widely applied to the industrial production process. Cantilever cranes are also a common type of equipment in the metallurgical industry.
However, the length of the cantilever of the existing cantilever crane is not adjustable, so that the use range of the cantilever crane is limited, and more use requirements cannot be met.
Disclosure of Invention
The invention aims to provide a cantilever crane special for metallurgy, which is used for solving the problem that the length of a cantilever of the existing cantilever crane cannot be adjusted.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a special cantilever crane of metallurgy, includes stand, cantilever and electric block, the top fixedly connected with gyration drive portion of stand, gyration drive portion's inner chamber is provided with the gyration motor, the power take off end of gyration motor runs through the upper surface back of gyration drive portion has cup jointed the swivel base, a side of swivel base with an end face fixed connection of cantilever, the inner chamber of cantilever has cup jointed the telescopic beam along the axial slip, electric block fixed connection is in the telescopic beam runs through the one end of cantilever terminal surface, be provided with the telescopic motor in the swivel base, the power take off end of telescopic motor is connected with the threaded rod, the threaded rod screw cup joints the axle center department of telescopic beam, the lower surface of cantilever is provided with the fluting along the axial, sliding joint has the connecting seat in the fluting, the upper surface fixed connection of connecting seat is in the lower surface department of telescopic beam inner end, the connecting seat rotates and is connected with the bracing piece, the stand periphery has the round-ring body along vertical direction slip, the through-hole of a lateral surface connecting lug seat has cup jointed the locating bolt in the outer side of round-ring body cup joints the locating bolt.
Preferably, the inner wall of the torus is provided with a cylindrical groove along the horizontal direction, and the outer port of the cylindrical groove is rotatably sleeved with a rolling ball.
Preferably, the inner end face of the cylindrical groove is connected with a spring, the outer end of the spring is connected with a circular plate, and the outer side face of the circular plate is tangent with the outer wall of the rolling ball.
Preferably, a stop block is arranged at the bottom of the cantilever corresponding to the outer end of the slot.
Preferably, the inner diameter of the torus is equal to the outer diameter of the upright.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the cantilever crane, the threaded rod is driven to rotate by the telescopic motor, so that the threaded rod drives the telescopic beam to slide and stretch in the inner cavity of the cantilever, the effect of adjusting the whole length of the cantilever is achieved, and the lifting range of the electric hoist is conveniently increased.
2. When the telescopic beam stretches in the cantilever, the connecting seat is driven to slide along the groove on the lower surface of the cantilever; the connecting seat drives the torus to sleeve up and down on the outer wall of the upright post through the supporting rod; after the extension length of the telescopic beam is adjusted, the positioning bolt is fastened, so that the supporting rod is firmly fixed with the lug on the torus, and the supporting rod can provide a diagonal bracing effect on the whole cantilever, thereby enhancing the lifting capacity of the cantilever.
3. The top surface of the upright post is fixedly connected with the rotary driving part, and the rotary motor in the rotary driving part drives the rotary base to rotate 360 degrees, so that the rotary base drives the cantilever to rotate 360 degrees integrally, and the using function of the cantilever crane is greatly enriched.
Drawings
FIG. 1 is a schematic diagram of the overall front view structure of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic top view of the torus of the present invention;
FIG. 4 is a schematic view of the cross-sectional structure B-B of FIG. 3 in accordance with the present invention;
fig. 5 is an enlarged schematic view of the structure of fig. 4C according to the present invention.
In the figure: 1-stand columns; 2-cantilever; 21-slotting; 22-stop blocks; 3-electric hoist; 4-a swing driving part; 41-a rotary motor; 5-rotating the base; 51-a telescopic motor; 6-telescoping beams; 61-connecting seats; 7-a threaded rod; 8-supporting rods; 81-positioning bolts; 9-a torus; 91-a ball; 92-a cylindrical groove; 93-springs; 94-circular plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the invention provides a technical scheme, a special cantilever crane for metallurgy, which comprises a stand column 1, a cantilever 2 and an electric hoist 3, wherein the top end of the stand column 1 is fixedly connected with a rotary driving part 4, an inner cavity of the rotary driving part 4 is provided with a rotary motor 41, a power output end of the rotary motor 41 penetrates through the upper surface of the rotary driving part 4 and then is sleeved with a rotary base 5, one side surface of the rotary base 5 is fixedly connected with one end surface of the cantilever 2, the inner cavity of the cantilever 2 is axially and slidably sleeved with a telescopic beam 6, the electric hoist 3 is fixedly connected with one end of the telescopic beam 6 penetrating through the end surface of the cantilever 2, a telescopic motor 51 is arranged in the rotary base 5, the power output end of the telescopic motor 51 is connected with a threaded rod 7, the threaded rod 7 is sleeved at the axis of the telescopic beam 6 in a threaded manner, the lower surface of the cantilever 2 is axially provided with a slot 21, the lower surface of the slot 21 is slidably clamped with a connecting seat 61, the upper surface of the connecting seat 61 is fixedly connected with the lower surface of the telescopic beam 6, the connecting seat 61 is rotatably connected with a supporting rod 8, the periphery of the stand column 1 is slidably sleeved with a circular ring body 9 along the vertical direction, one outer side surface of the telescopic body is connected with the inner side of the telescopic beam 6, the inner side of the telescopic body is connected with the positioning lug 81, and the positioning lug 81 is sleeved with the positioning bolt 81.
In summary, when in use, the telescopic motor 51 drives the threaded rod 7 to rotate; the threaded rod 7 drives the telescopic beam 6 to slide in the inner cavity of the cantilever 2 so as to realize telescopic operation; the telescopic beam 6 drives the supporting rod 8 to move through the connecting seat 61 while telescoping; meanwhile, the supporting rod 8 drives the ring body 9 to vertically sleeve along the outer wall of the upright post 1; after the extension length of the telescopic beam 6 is adjusted, the nuts of the positioning bolts 81 are fastened, so that the supporting rods 8 are fixedly connected and fastened with the lugs of the ring body 9; the support rod 8 provides diagonal bracing force for the whole cantilever 2 so as to enhance the lifting capacity of the cantilever; the rotation motor 41 in the rotation driving part 4 drives the rotation base 5 to rotate 360 degrees, so that the rotation base 5 drives the cantilever 2 to rotate 360 degrees integrally.
In the embodiment, a cylindrical groove 92 is arranged on the inner wall of the torus 9 along the horizontal direction, and a rolling ball 91 is rotatably sleeved at the outer port of the cylindrical groove 92; when the ring-shaped device is used, friction force generated when the ring-shaped body 9 is sleeved on the outer wall of the upright post 1 up and down and the ring-shaped body 9 rotates relative to the outer wall of the upright post 1 is reduced.
In the embodiment, the inner end surface of the cylindrical groove 92 is connected with a spring 93, the outer end of the spring 93 is connected with a circular plate 94, and the outer side surface of the circular plate 94 is tangent to the outer wall of the rolling ball 91; so that in use the spring 93 urges the ball 91 outwards through the circular plate 94 so that the ball 91 can be in effective contact with the outer wall of the column 1.
In the embodiment, a stop block 22 is arranged at the bottom of the cantilever 2 corresponding to the outer end of the slot 21; so that in use, the stop 22 provides a limit to the extension of the telescopic beam 6 by forming a stop for the connection seat 61.
In this embodiment, the inner diameter of the torus 9 is equal to the outer diameter of the pillar 1; when the device is used, the ring body 9 is just attached to the outer wall of the upright post 1, so that the bottom end of the supporting rod 8 is fixed in a rooting manner.
Working principle: when in use, the telescopic motor 51 drives the threaded rod 7 to rotate; the threaded rod 7 drives the telescopic beam 6 to slide in the inner cavity of the cantilever 2 so as to realize telescopic operation; the telescopic beam 6 drives the supporting rod 8 to move through the connecting seat 61 while telescoping; meanwhile, the supporting rod 8 drives the ring body 9 to sleeve up and down along the outer wall of the upright post 1, and the spring 93 pushes the rolling ball 91 outwards through the circular plate 94, so that the rolling ball 91 can be effectively contacted with the outer wall of the upright post 1, and friction force generated when the ring body 9 and the outer wall of the upright post 1 relatively move is reduced; after the extension length of the telescopic beam 6 is adjusted, the nuts of the positioning bolts 81 are fastened, so that the supporting rods 8 are fixedly connected and fastened with the lugs of the ring body 9; the support rod 8 provides diagonal bracing force for the whole cantilever 2 so as to enhance the lifting capacity of the cantilever; the rotation motor 41 in the rotation driving part 4 drives the rotation base 5 to rotate 360 degrees, so that the rotation base 5 drives the cantilever 2 to rotate 360 degrees integrally.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a metallurgical special cantilever crane, includes stand (1), cantilever (2) and electric block (3), its characterized in that: the utility model discloses a rotary support structure, including stand (1) and rotary support, the top fixedly connected with rotary drive portion (4) of stand (1), the inner chamber of rotary drive portion (4) is provided with rotary motor (41), the power take off end of rotary motor (41) runs through behind the upper surface of rotary drive portion (4) rotary base (5), a side of rotary base (5) with an end fixed connection of cantilever (2), the inner chamber of cantilever (2) has cup jointed telescopic beam (6) along the axial slip, electric hoist (3) fixed connection is in telescopic beam (6) run through one end of cantilever (2) terminal surface, be provided with telescopic motor (51) in rotary base (5), the power take off end of telescopic motor (51) is connected with threaded rod (7), threaded rod (7) threaded cup joint is in the axle center department of telescopic beam (6), the lower surface of cantilever (2) is provided with fluting (21) along the axial, sliding joint has connecting seat (61) in fluting (21), the upper surface fixed connection of connecting seat (61) is in telescopic beam (6) terminal surface (6) has a round-link body (8) to cup joint in the direction of vertical stand (8), a positioning bolt (81) is sleeved in a through hole of the connecting lug seat of one outer side surface of the ring body (9), and the bottom end of the supporting rod (8) is rotatably sleeved on the periphery of the positioning bolt (81);
The inner wall of the ring body (9) is provided with a cylindrical groove (92) along the horizontal direction, and a rolling ball (91) is rotatably sleeved at the outer port of the cylindrical groove (92);
Wherein, a stop block (22) is arranged at the bottom of the cantilever (2) corresponding to the outer end of the slot (21).
2. The metallurgical grade cantilever crane of claim 1, wherein: the inner end face of the cylindrical groove (92) is connected with a spring (93), the outer end of the spring (93) is connected with a circular plate (94), and the outer side face of the circular plate (94) is tangent to the outer wall of the rolling ball (91).
3. The metallurgical grade cantilever crane of claim 1, wherein: the inner diameter of the ring body (9) is equal to the outer diameter of the upright post (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010140988.7A CN111824971B (en) | 2020-03-03 | 2020-03-03 | Cantilever crane special for metallurgy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010140988.7A CN111824971B (en) | 2020-03-03 | 2020-03-03 | Cantilever crane special for metallurgy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111824971A CN111824971A (en) | 2020-10-27 |
| CN111824971B true CN111824971B (en) | 2024-08-23 |
Family
ID=72913837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010140988.7A Active CN111824971B (en) | 2020-03-03 | 2020-03-03 | Cantilever crane special for metallurgy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111824971B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112551387B (en) * | 2020-12-07 | 2022-12-09 | 湖南省双有机械有限公司 | Small-size hoisting apparatus for building |
| CN112850487B (en) * | 2021-02-09 | 2022-08-23 | 台州学院 | Gravity center adjustable building wallboard hoisting equipment |
| CN113944191B (en) * | 2021-10-25 | 2023-05-12 | 中国建筑第五工程局有限公司 | Adjustable equipment horizontal arm rod for construction based on pipe well and adjusting method thereof |
| CN114476974A (en) * | 2021-12-31 | 2022-05-13 | 泰州市腾达建筑工程机械有限公司 | Column cantilever crane with adjustable maximum stroke |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212050252U (en) * | 2020-03-03 | 2020-12-01 | 合肥恺文重工机械有限公司 | Special cantilever crane for metallurgy |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007041415B4 (en) * | 2006-09-05 | 2016-11-10 | Winden- Und Maschinenbau Gressbach Gmbh | crane unit |
| CN204079321U (en) * | 2014-09-18 | 2015-01-07 | 单培鑫 | A kind of telescope support of minisize electric hoist |
| CN105129644A (en) * | 2015-08-24 | 2015-12-09 | 山西凌志达煤业有限公司 | Pulley fulcrum capable of achieving two-dimensional deflection |
| CN205346674U (en) * | 2016-02-25 | 2016-06-29 | 宿迁市博鸿起重机械有限公司 | Over -and -under type stand cantilever crane |
| CN207800313U (en) * | 2017-12-15 | 2018-08-31 | 天津市博大兴远电力工程有限公司 | One kind hanging load formula transformer suspended fixing instrument |
| CN110436355A (en) * | 2019-08-27 | 2019-11-12 | 山东劳动职业技术学院（山东劳动技师学院） | A kind of mechanical engineering Multi-functional suspension equipment |
-
2020
- 2020-03-03 CN CN202010140988.7A patent/CN111824971B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212050252U (en) * | 2020-03-03 | 2020-12-01 | 合肥恺文重工机械有限公司 | Special cantilever crane for metallurgy |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111824971A (en) | 2020-10-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111824971B (en) | Cantilever crane special for metallurgy | |
| CN108502744A (en) | A kind of metallurgical casting crane convenient for adjusting | |
| CN204804450U (en) | Upender of cement pole | |
| CN207874170U (en) | A kind of mechanical processing workbench convenient for adjusting | |
| CN205855854U (en) | A kind of hydraulically extensible boom crane | |
| CN104895393A (en) | Cement pole erecting device | |
| CN212050252U (en) | Special cantilever crane for metallurgy | |
| CN210160686U (en) | Crane winding drum assembling device | |
| CN111283397B (en) | Large-scale revolving body horizontal sleeving equipment and using method thereof | |
| CN209021145U (en) | A kind of forging Manual rotary platform | |
| CN116242719A (en) | Impact test method and system for aluminum alloy material | |
| CN216764196U (en) | Movable spiral jacking device | |
| CN206967029U (en) | A kind of portable mounting platform | |
| CN209831504U (en) | Arbitrary automatic telescopic supporting tool for assembling large-tonnage dump truck | |
| CN207914318U (en) | Memorial archway rolling mill | |
| CN211361187U (en) | A frock is taken to novel dress for rear-axle housing lid | |
| CN221560924U (en) | Lower disc of double-end-face grinding machine and double-end-face grinding machine | |
| CN215016218U (en) | Pressure cooker device for field use | |
| CN216422289U (en) | Large-scale turnplate is turning device for bearing ring | |
| CN217437617U (en) | High-load screw jack | |
| CN214879504U (en) | Light electric crane suitable for construction site | |
| CN220596990U (en) | Multifunctional lifting platform | |
| CN216226762U (en) | Titanium ingot processing equipment with turn-over function | |
| CN214003880U (en) | Indoor hoisting machinery for construction engineering construction | |
| CN212121556U (en) | Quick anvil replacing device of quick forging hydraulic press |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |