CN202848923U - Space truss tower crane convenient to maintain - Google Patents

Space truss tower crane convenient to maintain Download PDF

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Publication number
CN202848923U
CN202848923U CN 201220554714 CN201220554714U CN202848923U CN 202848923 U CN202848923 U CN 202848923U CN 201220554714 CN201220554714 CN 201220554714 CN 201220554714 U CN201220554714 U CN 201220554714U CN 202848923 U CN202848923 U CN 202848923U
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CN
China
Prior art keywords
steel
leading role
removable
angle steel
fixed
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.)
Expired - Fee Related
Application number
CN 201220554714
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Chinese (zh)
Inventor
付进廷
李聚轩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Kerui Anbang Technology Co., Ltd.
Original Assignee
XINXIANG KERUI HEAVY MACHINERY TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by XINXIANG KERUI HEAVY MACHINERY TECHNOLOGY Co Ltd filed Critical XINXIANG KERUI HEAVY MACHINERY TECHNOLOGY Co Ltd
Priority to CN 201220554714 priority Critical patent/CN202848923U/en
Application granted granted Critical
Publication of CN202848923U publication Critical patent/CN202848923U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a space truss tower crane convenient to maintain. A tower frame is formed by splicing elementary units, and first support angle steel is respectively fixed on the outer ends of two first main angle steel on any one side surface of a regular square prism of two adjacent elementary units at the outer end, and is fixed among spliced points of the first main angle steel on any side surface of a regular square prism of two adjacent elementary units; a central connecting plate is arranged between two first main angle steel on any side surface of the regular square prism of each elementary unit; connecting angle steel is respectively arranged between two sides of the central connecting plate and two corresponding first main angle steel, wherein one end of the connecting angle steel is fixed on one side of the central connecting plate, and the other end of the connecting angle steel is fixed on the middle part of the first main angle steel; and a first connecting rib is respectively arranged between two ends of each first main angle steel positioned on any side surface of the regular square prism of each elementary unit and the central connecting plate, wherein one end of the first connecting rib is fixed on an end head of the first main angle steel, and the other end of the connecting rib is connected with the central connecting plate.

Description

Space truss tower crane easy to maintenance
Technical field
The utility model relates to a kind of tower crane, and relating in particular to a kind of pylon and cantilever all is by the assembled space truss tower crane easy to maintenance of a plurality of elementary cells, belongs to the elevator machinery field.
Background technology
Tower crane of the prior art generally has pylon, and install on the ground the lower end of pylon, and upwards towering in the upper end of pylon, is rotatably equipped with cantilever in the upper end of pylon, and cantilever also is strip structure.Tower crane pylon and cantilever belong to tall and slender structure, and suffered primary load comprises hang oneself its gravity, wind loading and the relevant dynamic load of weight of the gravity of self, cantilever, is in curved, as to press combination complicated applied force state.In order better to distribute internal force, to optimize structure, reduce wind loading, present pylon and cantilever generally all are to adopt truss structure.
Consider transportation and assembly unit requirement, the pylon of present tower crane is generally according to the standard cell design manufacturing, and the pylon standard block is the framed structure of rod member welding, and the height of standard block is more than 2m, and the length of side is generally also about 2m.Standard block single-unit quality is heavy, the standard block volume is large, the traffic requirements full size vehicle, and carrying needs elevator machinery, and on-the-spot bolt or the pin of using connects.
At present the cantilever of tower crane generally is designed to the truss structure of rod member welding, and the tower crane of different model is along with hoisting capacity is different with boom reach, and the length of cantilever has tens meters not wait to up to a hundred meters.The cantilever quality is several tons or tens tons, according to the overlength Transportation Organization, needs full size vehicle during transportation, and carrying needs elevator machinery, and on-the-spot bolt or the pin of using connects.
Existing tower crane adopts welded structure, the single-piece quality is large, maintenance cost is high, in addition, tower crane standard block and the cantilever of different model are diversified in specifications, the type steel model that uses is also different, and the tower crane of different model needs different manufacturing process and matching tooling, makes and organizes comparatively complexity.
Simultaneously, tower crane standard block and cantilever elementary cell contour dimension is large, quality is large, transportation is inconvenient with carrying, and transportation is high with landed cost.In the mountain area or the poor area of road engineering factor use and be restricted.
Secondly, tower crane standard block and cantilever elementary cell are welded structure, when the situation such as indivedual Deformation Member, damages occurring in transportation, carrying and use procedure, can only change whole unit, and maintenance cost is high.
Moreover tower crane standard block and cantilever elementary cell are welded structure, weld defect occurs easily, affect service life, have reduced and have repeated the number of times that assembly unit is used.Have emergentness because welding destroys, occur easily because member and weld fatigue destroy the safety misadventure that causes in use procedure.
The utility model content
The purpose of this utility model is to provide a kind of space truss tower crane easy to maintenance, take solve in the prior art because of the elementary cell of tower crane as welded structure in transportation, carrying and use procedure in case the situations such as indivedual Deformation Member, damages occur, just can only change whole elementary cell, cause the high problem of maintenance cost.
For achieving the above object, the utility model adopts following technical scheme: a kind of space truss tower crane easy to maintenance, comprise that pylon and rotation are assemblied in the cantilever of pylon upper end, described pylon is assembled by elementary cell, described elementary cell comprises along first leading role's steel of the position of four of being parallel to each other of extending of the length direction of pylon four ribs that occupy four-prism, two adjacent elementary cells fixedly are bolted together by corresponding removable between both first leading role's steel, be in that the outer end of two first leading role's steel on any side of four-prism of elementary cell of outer end is all removable to be fixed with first and to support angle steel, two adjacent elementary cells are the removable first support angle steel that is fixed with between two splice point of first leading role's steel on both any sides that is in four-prism, all has center connecting plate between two first leading role's steel on the arbitrary side that is in four-prism of each elementary cell, a side that is respectively equipped with an end and center connecting plate between the both sides of center connecting plate and the corresponding two first leading role's steel is removable fixing, the removable fixing connecting angle in middle part of the other end and corresponding first leading role's steel, the termination that is provided with an end and first leading role's steel between the two ends of each the root first leading role's steel on the arbitrary side that is in four-prism of each elementary cell and the center connecting plate is removable fixing, the first dowel that the other end links to each other with the corresponding termination of center connecting plate.
First leading role's steel of per two adjacent elementary cells is removable fixing by four pairs of the first connecting panels respectively, two the second connecting panels in every pair of second connecting panel are all mutually vertical and be on two adjacent sides of four-prism, two elementary cells are mutual corresponding two leading role's steel removable two ends that are fixed on a pair of the first connecting panel outside respectively in twos, the two ends of the first support angle steel are the removable inboard that is fixed on two corresponding the first connecting panels respectively, be in the outer end elementary cell four first leading role's steel also by four pairs of the first connecting panels with corresponding first the support angle steel is removable fixes, be on the external end head of four first leading role's steel of elementary cell of outer end and all be fixedly installed a pair of the first connecting panel, the corresponding first two ends of supporting angle steel are the inboard of fixing two the first connecting panels in correspondence respectively, and the corresponding end of corresponding the first dowel is removable fixing by the removable fixing termination with corresponding first leading role's steel on corresponding the first connecting panel.
Described first leading role's steel, first supports between angle steel, connecting angle and the first dowel and the first connecting panel or the center connecting plate and all passes through bolts assemblies.
Described cantilever is assembled by elementary cell, described elementary cell comprises the four second leading role's steel that are parallel to each other that extend along the length direction of cantilever, two adjacent elementary cells fixedly are bolted together by corresponding removable between both second leading role's steel, removable second dowel that is fixed with between an end of one in two second leading role's steel that arbitrary side at four-prism of each elementary cell links to each other and the other end of another root, the straight line at the second adjacent dowel place on any side of four-prism of two adjacent elementary cells intersects, be in that the outer end of two second leading role's steel on any side of four-prism of elementary cell of outer end is removable to be fixed with second and to support angle steel, the removable support angle steel that is fixed with between two splice point of second leading role's steel on arbitrary side of four-prism of two adjacent elementary cells.
Second leading role's steel of per two adjacent elementary cells is removable fixing by four pairs of the second connecting panels respectively, two the first connecting panels in every pair of first connecting panel are all mutually vertical and be on two adjacent sides of four-prism, two second leading role's steel of two mutual correspondences of elementary cell are the removable two ends that are fixed on a pair of the second connecting panel outside respectively, the two ends of the second corresponding support angle steel are the removable inboard that is fixed on two the second connecting panels respectively, be in the outer end elementary cell second leading role's steel also by four pairs of the second connecting panels with corresponding second the support angle steel is removable fixes, be in second leading role's steel and corresponding the second removable being fixed on second connecting panel of an end of supporting angle steel of the elementary cell of outer end, one second two terminations supporting angle steel that are in the outer end are separately fixed on two corresponding the second connecting panels, and the two ends of corresponding the second dowel are removable being fixed on the corresponding part between the corresponding second leading role's steel of being in of the second connecting panel and the second support angle steel respectively.
Described second leading role's steel, second supports between angle steel and the second dowel and the second connecting panel and all passes through bolts assemblies.
Pylon of the present utility model is assembled by elementary cell, and the annexation that first leading role's steel of elementary cell, the first dowel first support between angle steel and the first connecting angle is removable fixing, that is to say that pylon of the present utility model was loose mail before assembling, the single-piece quality is little, interchangeability is strong, be conducive to improve pylon manufacturing process standardization level, be convenient to realize the lean manufacturing.And if in transportation or use procedure, rod member occurs and damage, can change the plane framework maintenance by on-the-spot, reduce owing to become section to change a wasting of resources that causes, save service expenditure.And because single-piece quality and institute's duty are all less, can realize the transportation of Container Transport or containerization, can or lack in the situation of large-scale handling machinery in the transportation difficulty, rely on manually carry and assembly unit fully, save transportation and trucking expenses.
Further, cantilever of the present utility model has standard block assembled, the all parts of standard block all is to be assembled by removable fixing mode, cantilever also is loose mail before assembling so, the single-piece quality is little, interchangeability is strong, is conducive to improve the standardization level of cantilever manufacturing process, is convenient to realize the lean manufacturing.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is in first leading role's steel on side of four-prism, the mounting structure scheme drawing that the first dowel, first supports angle steel and connecting angle among Fig. 1.
Fig. 3 is in second leading role's steel on side of four-prism, the mounting structure scheme drawing that the second dowel and second supports angle steel among Fig. 1;
Fig. 4 is the perspective view of the elementary cell of pylon of the present utility model.
The specific embodiment
A kind of embodiment of space truss tower crane easy to maintenance, in Fig. 1 ~ 4, the lower end of its pylon 1 fixedly is assemblied on the basis, ground, the upper end of pylon 1 is stretched in the air, be rotatably equipped with cantilever 2 in the upper end of pylon 1, pylon 1 and cantilever 2 in the present embodiment are truss structure, and wherein pylon 1 is assembled by a plurality of elementary cells, elementary cell has the position that four mutual parallel 11, four first leading role's steel 11 of first leading role's steel occupy four ribs of four-prism.The bearing of trend of first leading role's steel 11 is identical with the pylon bearing of trend, two adjacent elementary cells are bolted together by the connection of the correspondence between both first leading role's steel 11, also just say, first leading role's steel 11 of each elementary cell is corresponding the connection successively, is spliced into four that be parallel to each other and extending direction pylon rod members always.Four couples, first leading role's steel 11 of the mutual correspondence of two adjacent elementary cells is assembled together by four pairs of the first connecting panels 8, a pair of the first connecting panel 8 vertically also is in respectively on two adjacent sides of four-prism at the place mutually, the first connecting panel 8 is in respectively the junction of first leading role's steel 11 of two adjacent elementary cells, and two mutual corresponding four couples, first leading role's steel 11 of elementary cell are respectively by the removable two ends that are fixed on a pair of the first connecting panel 8 outsides of bolt.Between two junctions on the arbitrary side that is in four-prism of two elementary cells, be provided with first and support angle steel 7, the first two ends of supporting angle steel 7 are separately positioned on the junction of two first leading role's steel on the corresponding side surface that is in four-prism of two elementary cells, the first two ends of supporting angle steel 7 are bolted on respectively the inboard of corresponding two the first connecting panels 8, and four first support angle steel that are in the junction of two adjacent standards surround a rectangle frame.
The outer end of four first leading role's steel 11 that is in the elementary cell of outer end is fixed with respectively a pair of the first connecting panel 8, being between two the first connecting panels 8 on arbitrary side of four-prism all, support and connection have first to support angle steel 7, four first leading role's steel 11 that are in the elementary cell of outer end are fixed by the outside of bolt and two the first connecting panels 8 respectively, and the corresponding first two ends of supporting angle steel 7 are bolted with the inboard of two the first connecting panels 8 respectively.
Being between two first leading role's steel on the arbitrary side of four-prism of each elementary cell all has center connecting plate 10, center connecting plate 10 is in two first middle parts of supporting the rectangle of angle steel formation at these two first leading role's steel and these two first leading role's steel two ends, center connecting plate 10 has respectively a connecting angle 9 respectively between the both sides of two first leading role's steel and two first leading role's steel, an end of connecting angle 9 and a side of center connecting plate 10 are removable fixing by bolt; The other end of connecting angle 9 is removable fixing by connecting panel and the middle part of corresponding first leading role's steel, and the other end of connecting angle 9 is bolted on the connecting panel, and connecting panel is bolted on the middle part of first leading role's steel.Center connecting plate 10 is on the part of connecting angle both sides and has been bolted respectively two the first dowels 12, an end that is in two the first dowels 12 of connecting angle one side all is bolted on the center connecting plate 10, the other end be bolted on respectively corresponding elementary cell two first leading role's steel the end the first connecting panel on.
In the present embodiment, cantilever 2 is assembled by a plurality of elementary cells.Elementary cell has four second leading role's steel 3 that are parallel to each other, these four second leading role's steel are in the position of four ribs of a four-prism, the bearing of trend of second leading role's steel 3 is identical with the bearing of trend of cantilever, two adjacent elementary cells are bolted together by the connection of the correspondence between both second leading role's steel, that is to say, second leading role's steel of each elementary cell is corresponding the connection successively, is spliced into four rod members corresponding with pylon or cantilever that be parallel to each other.Second leading role's steel 3 of two adjacent elementary cells is assembled together by four pairs of the second connecting panels 4, and two the second connecting panels in every pair of second connecting panel are mutually vertical and be on two adjacent sides of four-prism.Four pairs of the second connecting panels 4 are in respectively two junctions of second leading role's steel of two adjacent elementary cells, and in twos mutual second corresponding leading role's steel of two elementary cells is respectively by the removable two ends that are fixed on a pair of the second connecting panel 4 outsides of bolt.The junction that is on the arbitrary side of four-prism two elementary cells is provided with the second support angle steel 5, the second two ends of supporting angle steel 5 are separately positioned on two elementary cells and are in two couples, second leading role's steel junction on the arbitrary side of four-prism, the second two ends of supporting angle steel 5 are bolted on respectively the inboard of corresponding two the second connecting panels 4, and four first support angle steel that are in the junction of two adjacent standards surround a rectangle frame.
The outer end of four second leading role's steel 3 that is in the elementary cell of outer end is fixed with respectively a pair of the second connecting panel 4, two the second connecting panels of every pair of second connecting panel are mutually vertical and be on two adjacent sides of four-prism, being between two the second connecting panels 4 on the arbitrary side of four-prism support and connection has second to support angle steel 5, four second leading role's steel 3 that are in the elementary cell of outer end are fixed by the outside of bolt and four pairs of the second connecting panels 4 respectively, the corresponding second two ends of supporting angle steel 5 are bolted with the inboard of two the second connecting panels 4 respectively, are in four first of outer ends and support angle steel and also surround a rectangle frame.
Elementary cell be on the arbitrary side of four-prism two second leading role's steel 3 between be connected with the second dowel 6, the second dowel 6 is Z-shaped with two corresponding second leading role's steel, 3 formations, one end of the second dowel 6 is bolted on second connecting panel at corresponding second leading role's steel, 3 one end places, the other end of the second dowel 6 is bolted on second connecting panel at another corresponding root second leading role's steel 3 other end places, and the second dowel 6 is in corresponding second leading role's steel with the second connecting panel and links to each other with supporting the part between the angle steel.The straight line that two adjacent elementary cells are in the second dowel 6 places on the same side of positive four posts intersects.
First leading role's steel in the present embodiment, the first support angle steel, the first dowel, the first connecting angle all are fixed together by bolt is removable, also can be fixed together by pin is removable.
First leading role's steel in the present embodiment, the firstth junction of supporting angle steel and the firstth dowel all are provided with the second connecting panel, also the second connecting panel can be set, directly interconnect.
Second leading role's steel in the present embodiment, second supports angle steel and the second dowel all is fixed together by bolt is removable, also can be fixed together by pin is removable.
Second leading role's steel in the present embodiment, the second junction of supporting angle steel and the second dowel all are provided with the second connecting panel, also the second connecting panel can be set, directly interconnect.

Claims (6)

1. space truss tower crane easy to maintenance, comprise that pylon and rotation are assemblied in the cantilever of pylon upper end, it is characterized in that: described pylon is assembled by elementary cell, described elementary cell comprises along first leading role's steel of the position of four of being parallel to each other of extending of the length direction of pylon four ribs that occupy four-prism, two adjacent elementary cells fixedly are bolted together by corresponding removable between both first leading role's steel, be in that the outer end of two first leading role's steel on any side of four-prism of elementary cell of outer end is all removable to be fixed with first and to support angle steel, two adjacent elementary cells are the removable first support angle steel that is fixed with between two splice point of first leading role's steel on both any sides that is in four-prism, all has center connecting plate between two first leading role's steel on the arbitrary side that is in four-prism of each elementary cell, a side that is respectively equipped with an end and center connecting plate between the both sides of center connecting plate and the corresponding two first leading role's steel is removable fixing, the removable fixing connecting angle in middle part of the other end and corresponding first leading role's steel, the termination that is provided with an end and first leading role's steel between the two ends of each the root first leading role's steel on the arbitrary side that is in four-prism of each elementary cell and the center connecting plate is removable fixing, the first dowel that the other end links to each other with the corresponding termination of center connecting plate.
2. space truss tower crane easy to maintenance according to claim 1, it is characterized in that: first leading role's steel of per two adjacent elementary cells is removable fixing by four pairs of the first connecting panels respectively, two the first connecting panels in every pair of first connecting panel are all mutually vertical and be on two adjacent sides of four-prism, two elementary cells are mutual corresponding two leading role's steel removable two ends that are fixed on a pair of the first connecting panel outside respectively in twos, the two ends of the first support angle steel are the removable inboard that is fixed on two corresponding the first connecting panels respectively, be in the outer end elementary cell four first leading role's steel also by four pairs of the first connecting panels with corresponding first the support angle steel is removable fixes, be on the external end head of four first leading role's steel of elementary cell of outer end and all be fixedly installed a pair of the first connecting panel, the corresponding first two ends of supporting angle steel are the inboard of fixing two the first connecting panels in correspondence respectively, and the corresponding end of corresponding the first dowel is removable fixing by the removable fixing termination with corresponding first leading role's steel on corresponding the first connecting panel.
3. space truss tower crane easy to maintenance according to claim 2 is characterized in that: all pass through bolts assemblies between described first leading role's steel, the first support angle steel, connecting angle and the first dowel and the first connecting panel or the center connecting plate.
4. according to claim 1 and 2 or 3 described space truss tower cranes easy to maintenance, it is characterized in that: described cantilever is assembled by elementary cell, described elementary cell comprises the four second leading role's steel that are parallel to each other that extend along the length direction of cantilever, two adjacent elementary cells fixedly are bolted together by corresponding removable between both second leading role's steel, removable second dowel that is fixed with between an end of one in two second leading role's steel that arbitrary side at four-prism of each elementary cell links to each other and the other end of another root, the straight line at the second adjacent dowel place on any side of four-prism of two adjacent elementary cells intersects, be in that the outer end of two second leading role's steel on any side of four-prism of elementary cell of outer end is removable to be fixed with second and to support angle steel, the removable support angle steel that is fixed with between two splice point of second leading role's steel on arbitrary side of four-prism of two adjacent elementary cells.
5. space truss tower crane easy to maintenance according to claim 4, it is characterized in that: second leading role's steel of per two adjacent elementary cells is removable fixing by four pairs of the second connecting panels respectively, two the second connecting panels in every pair of second connecting panel are all mutually vertical and be on two adjacent sides of four-prism, two second leading role's steel of two mutual correspondences of elementary cell are the removable two ends that are fixed on a pair of the second connecting panel outside respectively, the two ends of the second corresponding support angle steel are the removable inboard that is fixed on two the second connecting panels respectively, be in the outer end elementary cell second leading role's steel also by four pairs of the second connecting panels with corresponding second the support angle steel is removable fixes, be in second leading role's steel and corresponding the second removable being fixed on second connecting panel of an end of supporting angle steel of the elementary cell of outer end, one second two terminations supporting angle steel that are in the outer end are separately fixed on two corresponding the second connecting panels, and the two ends of corresponding the second dowel are removable being fixed on the corresponding part between the corresponding second leading role's steel of being in of the second connecting panel and the second support angle steel respectively.
6. space truss tower crane easy to maintenance according to claim 5 is characterized in that: all pass through bolts assemblies between described second leading role's steel, the second support angle steel and the second dowel and the second connecting panel.
CN 201220554714 2012-10-26 2012-10-26 Space truss tower crane convenient to maintain Expired - Fee Related CN202848923U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220554714 CN202848923U (en) 2012-10-26 2012-10-26 Space truss tower crane convenient to maintain

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220554714 CN202848923U (en) 2012-10-26 2012-10-26 Space truss tower crane convenient to maintain

Publications (1)

Publication Number Publication Date
CN202848923U true CN202848923U (en) 2013-04-03

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Application Number Title Priority Date Filing Date
CN 201220554714 Expired - Fee Related CN202848923U (en) 2012-10-26 2012-10-26 Space truss tower crane convenient to maintain

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105271014A (en) * 2015-09-30 2016-01-27 徐州建机工程机械有限公司 Detachable sleeve frame structure of tower crane
CN111377367A (en) * 2020-04-22 2020-07-07 浙江三一装备有限公司 Truss arm and crane

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105271014A (en) * 2015-09-30 2016-01-27 徐州建机工程机械有限公司 Detachable sleeve frame structure of tower crane
CN111377367A (en) * 2020-04-22 2020-07-07 浙江三一装备有限公司 Truss arm and crane

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Effective date of registration: 20141231

Address after: 100000, No. 8, building 30, Shijingshan District Hing Street, Beijing

Patentee after: Beijing Kerui Anbang Technology Co., Ltd.

Address before: The western part of Changyuan County, Xinxiang City People's road 453400 in Henan Province

Patentee before: Xinxiang Kerui Heavy Machinery Technology Co., Ltd.

COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 453400 XINXIANG, HENAN PROVINCE TO: 100000 SHIJINGSHAN, BEIJING

ASS Succession or assignment of patent right

Owner name: BEIJING KERUI ANBANG TECHNOLOGY CO., LTD.

Free format text: FORMER OWNER: XINXIANG KERUI HEAVY MACHINERY TECHNOLOGY CO., LTD.

Effective date: 20141231

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Granted publication date: 20130403

Termination date: 20151026

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