CN109516390A - A kind of flat-top tower crane and field installation process convenient for manpower transport's installation - Google Patents

A kind of flat-top tower crane and field installation process convenient for manpower transport's installation Download PDF

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Publication number
CN109516390A
CN109516390A CN201811633265.XA CN201811633265A CN109516390A CN 109516390 A CN109516390 A CN 109516390A CN 201811633265 A CN201811633265 A CN 201811633265A CN 109516390 A CN109516390 A CN 109516390A
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tower
section
install
boom
standard
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CN109516390B (en
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金英
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Zhejiang Institute of Special Equipment Inspection
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Zhejiang Institute of Special Equipment Inspection
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    • 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
    • B66C23/66—Outer or upper end constructions
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)

Abstract

本发明涉及高层、超高层建筑屋顶设备的安装、检修维保的吊装技术领域。目的是提供一种便于人力搬运安装的平头塔式起重机，该起重机应具有结构简单、安装方便、便于运输的特点；所提供的安装方法应利于操作、安全可靠。技术方案是：一种便于人力搬运安装的平头塔式起重机，包括固定在擦窗机轨道上的底架、竖直固定在底架上的塔体、可转动地安装在塔体顶端的塔臂；其特征在于：所述塔臂包括依次连接的平台、平衡臂、塔头与起重臂；所述塔头通过回转座安装在塔体顶部；所述起重臂与平衡臂均由若干塔臂节连接而成；所述塔体由若干标准节竖直连接而成；所述标准节由四个标准块围合而成，每个标准块包括第一连接杆、第二连接杆以及两条第三连接杆。

The invention relates to the technical field of hoisting for installation, repair and maintenance of roof equipment of high-rise and super high-rise buildings. The purpose is to provide a flat -headed crane that facilitates manpower handling and installation. The crane should have the characteristics of simple structure, convenient installation, and convenient transportation; the installation method provided should be able to operate, safe and reliable. The technical solution is: a flat -headed tower crane that facilitates manpower handling and installation, including the chain fixed on the track of the window wipe machine, the tower body fixed on the chain, and the tower arm installed on the top of the tower body. ; It is characterized by: the tower arm includes the platform, balance arm, tower head, and lifting arm connected in turn; The arm joint is connected; the tower body is vertically connected by several standard sections; the standard section is formed by the four standard blocks, each standard block includes the first connection rod, the second connection rod, and two two connecting rods, and two two connecting rods, and two two connectors and two two connectors and two two connectors and two two connections. A third connecting rod.

Description

A kind of flat-top tower crane and field installation process convenient for manpower transport's installation
Technical field
The present invention relates to the hoisting technology fields of high-rise, Roof of Super High-Rise Building equipment installation, maintenance maintenance, specifically A kind of field installation process of the flat-top tower crane installed convenient for manpower transport and the crane.
Background technique
To the window cleaning equipment maintenance and renovation being installed at the top of mansion, need 20 meters of amplitude for being mounted on top of building, The crane of 3.2 tons of lifting capacity, 15 meters of height at 20 meters of amplitudes.This is just needed by manpower, by being mounted in building Cargo Lift is transported to top of building installation, it is therefore desirable to consider following two problems: first is that steel construction outer dimension controls；Second is that Steel construction weight.
The control of steel construction outer dimension is relatively simple: should meet allows to lead to during the entire process of carrying in building The full-size crossed.As for the control of steel construction weight, to be not only suitble to manpower transport, it is also contemplated that crane is set as special type Standby safety in utilization.
Summary of the invention
The purpose of the present invention is overcome the shortcomings of to provide a kind of tack convenient for manpower transport's installation in above-mentioned background technique Derrick crane, the crane should have the characteristics that structure it is simple, it is easy for installation, be readily transported；Provided installation method is answered Conducive to operation, securely and reliably.
The technical scheme is that
A kind of flat-top tower crane convenient for manpower transport's installation, including the chassis, perpendicular being fixed on window cleaning equipment track The straight tower body being fixed on chassis, the tower arm for being installed in rotation on tower body top；It is characterized by:
The tower arm includes sequentially connected platform, counter-jib, tower head and crane arm；The tower head is installed by revolving bed At the top of tower body；The crane arm and counter-jib are formed by connecting by several tower arm sections；The tower body is vertical by several standard knots It is formed by connecting；
The standard knot is enclosed by four calibrated bolcks, and each calibrated bolck includes the first connecting rod arranged vertically, hangs down Directly it is fixed on the second connecting rod in the middle part of first connecting rod and both ends respectively fixed with first connecting rod, the second connecting rod two Third connecting rod；In the standard knot, connected between each calibrated bolck by hinged bolts, two neighboring first connecting rod Pass through Bolted angle connection between top and between bottom end；
The chassis includes the chassis beam connection being arranged in window cleaning equipment track, is fixed on chassis beam connection in X-shaped Four undercarriage beas of surrounding, the strut being connected between adjacent undercarriage bea two-by-two；One end of undercarriage bea is erected at window cleaning equipment track On, the other end is inserted into chassis beam connection；Four struts are in rectangular layout.
Connection strut is equipped between the chassis and the standard knot of bottom.
The platform is equipped with counterweight, lifting mechanism and Electric Appliance Cabinet；The crane arm is equipped with load lifting limiter, luffing Mechanism, loading trolley and suspension hook；The tower head is equipped with limiter of moment and swing mechanism.
The revolving bed includes undersetting, pivoting support, upper bracket；The upper bracket is made of two upper bracket blocks；Institute Undersetting is stated to be made of four undersetting blocks.
A kind of field installation process of flat-top tower crane；It carries out in accordance with the following steps:
1) chassis beam connection is fixed on window cleaning equipment track, undercarriage bea one end is supported on window cleaning equipment track, then The undercarriage bea other end is inserted into chassis beam connection and is connected with pin shaft, split pin is loaded onto；
2) calibrated bolck is bolted with chassis, four calibrated bolcks is linked to be entirety with bolt, it then will with bolt Angle steel is fixed between the first connecting rod of two calibrated bolcks, then installs connection support with pin shaft between calibrated bolck and undercarriage bea Bar, finally loads onto the ladder in standard knot, and the standard knot of bottom completes installation；Remaining calibrated bolck is assembled into standard knot, etc. To subsequent installation；
3) mounting platform is set up on the standard knot of bottom, then being sling with bottle gouard moved by hands needs standard knot to be mounted, and It is placed on the standard knot top of bottom, is fastened two standard knot connections with bolt；Mounting platform is risen into second standard On section, then with identical method successively install remaining standard knot, undersetting, pivoting support, upper bracket, tower head and swing mechanism；
4) gooseneck bracket is fixed on tower head, is loaded on installation sunpender；Rope is fastened on the first segment tower arm section of crane arm Rope, the crane arm sling convenient for ground staff's control can also assist in installation with anticollision；
5) the tower arm section is sling, the winding up of tower arm section penetrates pin shaft with tower head and connect, and loads onto split pin, the lower edge of tower arm section The pin shaft on tower head is inserted in the hole of connecting plate, while fastening is connect with tower head with bolt；Counter-jib is installed in the same way First segment tower arm section；
6) gooseneck bracket is mounted on the lower boom of first segment tower arm section of counter-jib, loads onto sunpender, lift counter-jib Second section tower arm section, the winding up of the tower arm section penetrate pin shaft with first segment tower arm section and connect, and load onto split pin；Under the tower arm section It is inserted in the connecting pin of the lower edge of first segment tower arm section, blending bolt connection fastening in the hole of string connecting plate；In the same way successively Install counter-jib；Sunpender is attached on the gooseneck bracket of Section of four counter-jib, with sunpender hoisting platform, then lifts lifting mechanism and be used in combination Pin shaft connecting platform, loads onto split pin；
7) gooseneck bracket of sunpender is fixed on the lower boom of mounted crane arm first segment tower arm section, loads onto and hangs Then loading trolley is attached on crane arm the second section tower arm section and is fixed, sling the tower arm section with sunpender and be attached to first by bar It saves on tower arm section, winding up for the tower arm section connects with pin shaft and load onto split pin, and the hole of the lower edge connecting plate of the tower arm section covers set Enter the pin shaft on the lower edge connecting plate of crane arm first segment tower arm section, then is connected with fastening；
8) lifting installation hanging basket, it is connect with loading trolley with pin shaft, loads onto split pin, two hanging baskets are separately mounted to The two sides of loading trolley；
With above-mentioned identical method, lifts pulley yoke and be mounted on the tower arm section of first segment crane arm, connected, hung with pin shaft It loads weight limitor to be mounted in the tower arm section of the second section crane arm, is connected with pin shaft, load onto split pin；Lift remaining The tower arm section of weighing arm, installation personnel can move sunpender by hanging basket, and two installation personnels are located in the hanging basket of two sides, are drawn The tower arm section firmly installed, moves forward loading trolley slowly, stops loading trolley by the Anti-breaking rope device on loading trolley In fixed position；
9) it is located at the platform on counter-jib with hanger erection, then lifts counterweight and Electric Appliance Cabinet, and be fixed by bolts to flat On platform, by operations linkage platform on platform；
10) wirerope is finally passed around, suspension hook is installed.
The beneficial effects of the present invention are:
Each component steel construction outer dimension of the invention is smaller, and meet allows to lead to during the entire process of carrying in building The full-size crossed；And main components can carry out decomposing convenient for manpower transport, so as to by being mounted in building Cargo Lift is transported to building top layer, then completes integral installation by manual handling to roof, while considering derrick crane As special equipment in the safety requirements of use process, various safety devices are complete, and are mechanical or electromechanical integrated product, It is adapted to severe construction environment, can ensure that the reliable operation of tower crane.
Detailed description of the invention
Fig. 1 is schematic view of the front view of the invention.
Fig. 2 is the schematic view of the front view of Plays section of the present invention.
Fig. 3 is the schematic view of the front view of Plays block of the present invention.
Fig. 4 is the left view structural representation of Plays block of the present invention.
Fig. 5 is the schematic view of the front view of revolving bed and tower head in the present invention.
Fig. 6 is the schematic view of the front view of upper bracket in the present invention.
Fig. 7 is the schematic view of the front view of undersetting in the present invention.
Fig. 8 is the schematic view of the front view of upper bracket block in the present invention.
Fig. 9 is the schematic view of the front view of undersetting block in the present invention.
Figure 10 is the schematic view of the front view of crane arm in the present invention.
Figure 11 is the schematic view of the front view of counter-jib and platform in the present invention.
The overlooking structure diagram of chassis and window cleaning equipment track in Figure 12 present invention.
The schematic view of the front view of chassis and standard knot in Figure 13 present invention.
Figure 14 is the schematic diagram using mounting platform installation standard knot.
Figure 15 is the schematic diagram using mounting platform installation undersetting.
Figure 16 is the schematic diagram using rope installation counter-jib.
Figure 17 is the schematic diagram using rope installation crane arm.
Figure 18 is the schematic diagram for installing counterweight, lifting mechanism and Electric Appliance Cabinet.
Figure 19 is the schematic diagram for installing suspension hook.
Specific embodiment
Below in conjunction with Figure of description, the invention will be further described, but the invention is not limited to following embodiments.
As shown in Figure 1, a kind of flat-top tower crane convenient for manpower transport's installation, including chassis 1, tower body and tower Arm.
The chassis 1 is fixed on window cleaning equipment track and (participates in Figure 12), including 20, four undercarriage beas 22 of chassis beam connection With four struts 21.The chassis beam connection is arranged between two window cleaning equipment tracks 23, and four undercarriage beas are arranged in X-shaped Chassis beam connection surrounding, one end of undercarriage bea are erected on window cleaning equipment track, the other end insertion undercarriage bea connection of undercarriage bea In part and with pin shaft connection (chassis beam connection is equipped with corresponding socket, omits in figure), four struts it is in rectangular layout Chassis beam connection surrounding, it is solid with two undercarriage beas that the both ends of strut pass through hinged seat 21-1 (hinged seat is outsourcing piece) respectively It is fixed.
The tower body is fixed on chassis vertically, and tower body is formed by connecting vertically by several standard knots 2.The standard knot Including four head and the tail connection calibrated bolck, each calibrated bolck include arrange vertically first connecting rod 2.1 (first connecting rod up and down The fixed engaging lug 2.11 with aperture is respectively welded in both ends), vertical welding is fixed in the middle part of first connecting rod and horizontal Two third connecting rods 2.3 that second connecting rod 2.2 of arrangement and both ends are fixed with first connecting rod, the second connecting rod respectively (as shown in figure 3, the left end production of third connecting rod has through-hole, through-hole is aligned simultaneously with the aperture of engaging lug 2.11 by bolt It is interspersed to fix；The right end of second connecting rod and the right end of third connecting rod are also weldingly fixed on the attachment base with aperture jointly On 2.4), also by climb ear 2.5 and bolt with aperture, (bolt is interspersed in attachment base and climbs ear respectively between each calibrated bolck Aperture in and the two is connected and fixed) connection is integral, between the top of two neighboring first connecting rod and bottom end it Between also by the connection of horizontally disposed angle steel 24 (both ends of angle steel 24 respectively by the bolt with the interspersed cooperation of engaging lug aperture into Row connection).For the standard knot of bottom, the first connecting rod of calibrated bolck fixes (being bolted) in the chassis of chassis vertically Liang Shang is additionally provided with connection strut 26 between the first connecting rod of calibrated bolck and the undercarriage bea of chassis.
The tower arm is installed in rotation on the tower arm on tower body top, including successively horizontal connection (being bolted) Platform 34, counter-jib 11, tower head 12 and crane arm 15.The tower head is mounted at the top of tower body by revolving bed 10, is set on tower head Moment limiter (being omitted in figure) and swing mechanism 14.
The revolving bed (conventional structure) includes undersetting 6, pivoting support 7, upper bracket 8.The upper bracket passes through two Upper bracket block is formed by embedded assembly (conventional structure) and high strength exploitation, and upper bracket passes through M30 high-strength bolt It connect with tower head, is also connect by high-strength bolt with pivoting support.The undersetting is passed through embedded by four undersetting blocks Assembly (conventional structure) and high strength exploitation form, and undersetting is connected by the standard knot of M30 high-strength bolt and tower body, Also it is connect by high-strength bolt with pivoting support.
The crane arm and counter-jib are formed by connecting (conventional structure) by several tower arm sections.The cross section of the tower arm section For triangle, top boom is round steel and lower boom is square tube, is connected between tower arm section with pin shaft and high-strength bolt, tower arm section It is connect between tower head with pin shaft and high-strength bolt, the length of tower arm section is 1.5 meters, can satisfy manpower transport.
The crane arm (conventional structure) is formed by connecting by 14 tower arm sections.The crane arm is equipped with load lifting limiter 16, jib lubbing mechanism 17, loading trolley 18 and suspension hook 19.The counter-jib is formed by connecting by 4 tower arm sections, and platform is fixed on balance The left end (direction Fig. 1) of arm, platform are welded and with counter-jib by being connect with pin shaft by two section i-shaped roof beams 34.1.It is described Configuration platform is equipped with counterweight 32, lifting mechanism 9, electric cabinet 33, and is additionally provided with guardrail and aisle.
Each section of the invention is steel construction piece, is decomposed into several units, the height of each unit is low and quality compared with Small (being less than 250Kg), building top layer can be transported to by the Cargo Lift being mounted in building, then by manual handling to room It pushes up and completes to install.
Installation method of the invention are as follows:
1, chassis beam connection 20 is fixed on to the middle position of window cleaning equipment track 23, by manually by 22 one end of undercarriage bea It is supported on window cleaning equipment track 23, then the other end is inserted into chassis beam connection 20 and is connected with pin shaft, load onto split pin And it sufficiently opens；Then strut 21 is successively installed between undercarriage bea two-by-two, and (both ends of strut pass through swivel pin and hinged respectively Seat 21-1 is fixed, then hinged seat is fixed on undercarriage bea by swivel pin respectively)；
2, calibrated bolck and chassis are bolted by M30, are connected four calibrated bolcks with special M24 high-strength bolt 27 It is integral, then angle steel 24 is fixed between the first connecting rod of two calibrated bolcks with special M14 bolt 25, then in standard Connection strut 26 is installed with pin shaft between the first connecting rod and undercarriage bea of block and (distinguishes preparatory fixed hinge in the both ends of connection strut Ear 26-1, then hingedly fixed hinged ear fixed in advance on hinged ear 26-1 and first connecting rod or undercarriage bea by pin shaft), The ladder in standard knot is finally loaded onto, the standard knot of bottom completes installation；Remaining calibrated bolck is assembled into standard knot, after waiting Continuous installation；
3, mounting platform 28 is set up on the standard knot 2 of bottom, then being sling with 1 ton of bottle gouard moved by hands needs standard to be mounted Section, and be placed on the standard knot of bottom, two standard knot connections are fastened with M30 high-strength bolt；Mounting platform is risen Onto second standard knot, then with identical method successively install remaining standard knot, undersetting 6, pivoting support 7, upper bracket 8, Tower head 12 and swing mechanism 14；
4, gooseneck bracket 29 is fixed in the 135*135 square tube of tower head 12, is loaded on installation sunpender 30；In crane arm 15 Rope 31 is fastened on first segment tower arm section, the crane arm 15 sling convenient for ground staff's control can also assist in peace with anticollision Dress, slings the tower arm section, the pin shaft for wearing diameter 85 with tower head that winds up of tower arm section connect, loads onto split pin and sufficiently open, tower The pin shaft of the diameter 40 on tower head is inserted in the hole of the lower edge connecting plate of arm joint, while with the high-strength bolt of M24 and tower head 12 Connection fastening；The first segment tower arm section of counter-jib is installed in the same way；
6, gooseneck bracket is mounted on to the lower boom appropriate location of the first segment tower arm section of counter-jib 11, sunpender 30 is loaded onto, hangs The second section tower arm section of counter-jib 11 is filled, the pin shaft for wearing diameter 70 with first segment tower arm section that winds up of the tower arm section connect, loads onto Split pin is simultaneously sufficiently opened, and the connecting pin of the lower edge of first segment tower arm section is inserted in the hole of the lower edge connecting plate of the tower arm section, and It is fastened with M24 high strength exploitation；Counter-jib is successively installed in the same way；Sunpender 30 is attached to hanging for Section of four counter-jib On pole socket, with 30 hoisting platform of sunpender, then lifting mechanism 9 and the pin shaft connecting platform with diameter 40 is lifted, wear split pin and fill It says good-bye out；
7, the gooseneck bracket 29 of sunpender 30 is fixed on the lower boom of mounted crane arm first segment tower arm section, is loaded onto Loading trolley 18, is then attached on crane arm the second section tower arm section and fixed by sunpender 30, slings the tower arm with sunpender 30 It saving and is attached on first segment tower arm section, winding up for the tower arm section is loaded onto split pin with the pin shaft connection of diameter 75 and is sufficiently opened, The pin shaft of diameter 35 on the lower edge connecting plate of crane arm first segment tower arm section is inserted in the hole of the lower edge connecting plate of the tower arm section, then It is connected and is fastened with M24 high-strength bolt；
8, lifting installation hanging basket, it is connect with loading trolley 18 with the pin shaft of diameter 18, split pin is loaded onto and sufficiently opens It opens, two hanging baskets are separately mounted to the two sides of loading trolley 18；
With above-mentioned identical method, lifts pulley yoke and be mounted on the tower arm section of first segment crane arm, with the pin of diameter 25 Axis connection, lifting load lifting limiter 16 are mounted in the tower arm section of the second section crane arm, are connected, are loaded into the pin shaft of diameter 35 Split pin and sufficiently opening；Lifting the tower arm section of remaining crane arm, installation personnel can move sunpender by hanging basket, and two Installation personnel is located in the hanging basket of two sides, is held the tower arm section installed, is moved forward loading trolley slowly, small by load-carrying Anti-breaking rope device (existing apparatus) on vehicle makes loading trolley be parked in fixed position；
9, it is positioned at the platform 34 on counter-jib with sunpender 30, then lifts counterweight 32 and Electric Appliance Cabinet 33, and use bolt It is fixed on platform, by operations linkage platform (existing apparatus) on platform 34, is fixed with M10 bolt；
10, wirerope is finally passed around, suspension hook 19 is installed.

Claims (5)

1.一种便于人力搬运安装的平头塔式起重机，包括固定在擦窗机轨道上的底架(1)、竖直固定在底架上的塔体、可转动地安装在塔体顶端的塔臂；其特征在于：1. A flat-headed tower crane that is convenient for manual handling and installation, including a base frame (1) fixed on the track of the window cleaning machine, a tower body vertically fixed on the base frame, and a tower body rotatably installed on the top of the tower body arm; characterized in that: 所述塔臂包括依次连接的平台(34)、平衡臂(11)、塔头(12)与起重臂(15)；所述塔头通过回转座(10)安装在塔体顶部；所述起重臂与平衡臂均由若干塔臂节连接而成；所述塔体由若干标准节(2)竖直连接而成；The tower arm includes a platform (34), a balance arm (11), a tower head (12) and a lifting arm (15) connected in sequence; the tower head is installed on the top of the tower body through a slewing seat (10); the Both the lifting arm and the balance arm are connected by several tower jib sections; the tower body is formed by vertically connecting several standard sections (2); 所述标准节由四个标准块围合而成，每个标准块包括竖直布置的第一连接杆(2.1)、垂直固定在第一连接杆中部的第二连接杆(2.2)以及两端分别与第一连接杆、第二连接杆固定的两条第三连接杆(2.3)；所述标准节中，各标准块之间通过铰制孔螺栓连接，相邻两个第一连接杆的顶端之间以及底端之间通过角钢(24)连接；The standard section is surrounded by four standard blocks, and each standard block includes a vertically arranged first connecting rod (2.1), a second connecting rod (2.2) vertically fixed in the middle of the first connecting rod, and two ends Two third connecting rods (2.3) respectively fixed with the first connecting rod and the second connecting rod; in the standard section, the standard blocks are connected by hinged hole bolts, and the adjacent two first connecting rods The tops and the bottoms are connected by angle steel (24); 所述底架包括设置在擦窗机轨道中的底架梁连接件(20)、呈X形固定在底架梁连接件四周的四条底架梁(22)、连接在两两相邻底架梁之间的撑杆(21)；底架梁的一端架设在擦窗机轨道上，另一端插入底架梁连接件中；四条撑杆呈矩形布置。The underframe includes an underframe beam connector (20) arranged in the track of the window cleaning machine, four underframe beams (22) fixed in an X shape around the underframe beam connector, and two adjacent underframes The support rod (21) between the beams; one end of the beam of the beam is set on the track of the window wipe machine, and the other end is inserted into the beam connector; the four support rods are rectangular. 2.根据权利要求1所述的便于人力搬运安装的平头塔式起重机，其特征在于：所述底架与底部的标准节之间设有连接撑杆(26)。2. The flat-top tower crane that is convenient for manual handling and installation according to claim 1, characterized in that: a connecting strut (26) is provided between the base frame and the standard section at the bottom. 3.根据权利要求2所述的便于人力搬运安装的平头塔式起重机，其特征在于：所述平台上设有配重(10)、起升机构(9)与电器柜(33)；所述起重臂上设有起重量限制器(16)、变幅机构(17)、载重小车(18)与吊钩(19)；所述塔头上设有力矩限制器与回转机构(14)。3. The flat-headed tower crane that is convenient for manual handling and installation according to claim 2, characterized in that: the platform is provided with a counterweight (10), a lifting mechanism (9) and an electrical cabinet (33); A load limiter (16), a luffing mechanism (17), a trolley (18) and a hook (19) are arranged on the boom; a moment limiter and a slewing mechanism (14) are arranged on the tower head. 4.根据权利要求3所述的便于人力搬运安装的平头塔式起重机，其特征在于：所述回转座包括下支座(6)、回转支承(7)、上支座(8)；所述上支座由两个上支座块组成；所述下支座由四个下支座块组成。4. The flat-top tower crane that is convenient for manual handling and installation according to claim 3, characterized in that: the slewing base includes a lower support (6), a slewing support (7), and an upper support (8); The upper support is composed of two upper support blocks; the lower support is composed of four lower support blocks. 5.一种平头塔式起重机的现场安装方法；按照如下步骤进行：5. An on-site installation method of a flat-headed tower crane; follow the steps below: 1)将底架梁连接件固定在擦窗机轨道上，将底架梁一端支撑在擦窗机轨道上，再将底架梁另一端插入底架梁连接件并用销轴连接好，装上开口销；1) Fix the chassis beam connector on the track of the window cleaning machine, support one end of the chassis beam on the track of the window cleaner, insert the other end of the chassis beam into the chassis beam connector and connect it with a pin shaft, install cotter pin; 2)将标准块与底架通过螺栓连接，用螺栓将四个标准块连成整体，然后用螺栓将角钢固定在两个标准块的第一连接杆之间，再在标准块与底架梁之间用销轴安装连接撑杆，最后装上标准节内的爬梯，底部的标准节完成安装；将其余的标准块装配成标准节，等待后续安装；2) Connect the standard block and the chassis with bolts, use bolts to connect the four standard blocks into a whole, and then use bolts to fix the angle steel between the first connecting rods of the two standard blocks, and then connect the standard block and the chassis beam Use the pin shaft to install and connect the struts, and finally install the ladder in the standard section, and the bottom standard section is installed; assemble the rest of the standard blocks into a standard section, waiting for subsequent installation; 3)在底部的标准节(2)上搭设安装平台，然后用手动葫芦吊起需要安装的标准节，并放置在底部的标准节顶端，用螺栓将两个标准节连接紧固；将安装平台上升到第二个标准节上，再用相同的方法依次装好其余标准节、下支座、回转支承、上支座、塔头和回转机构；3) Build an installation platform on the standard section (2) at the bottom, then lift the standard section to be installed with a manual hoist, place it on the top of the standard section at the bottom, and fasten the two standard sections with bolts; place the installation platform Rise to the second standard section, and then use the same method to install the remaining standard sections, lower support, slewing support, upper support, tower head and slewing mechanism in sequence; 4)将吊杆座固定在塔头上，再装上安装吊杆；在起重臂的第一节塔臂节上系上绳索(31)，便于地面人员控制吊起的起重臂，以防碰撞，也可协助安装；4) Fix the boom seat on the tower head, and then install the installation boom; tie a rope (31) on the first section of the boom section of the boom, so that the ground personnel can control the lifting boom to Anti -collision can also help installation; 5)吊起该塔臂节，塔臂节的上弦与塔头穿入销轴连接，装上开口销，塔臂节的下弦连接板的孔套套入塔头上的销轴，同时用螺栓与塔头连接紧固；按同样的方法装好平衡臂的第一节塔臂节；5) Lift the tower jib section, the upper chord of the tower jib section is connected with the piercing pin shaft of the tower head, install the cotter pin, the hole sleeve of the lower chord connecting plate of the tower jib section is inserted into the pin shaft on the tower head, and at the same time use the bolt and Tighten the connection of the tower head; install the first tower jib section of the balance arm in the same way; 6)将吊杆座安装在平衡臂的第一节塔臂节的下弦杆上，装上吊杆，吊装平衡臂的第二节塔臂节，该塔臂节的上弦与第一节塔臂节穿入销轴连接，装上开口销；该塔臂节的下弦连接板的孔套套入第一节塔臂节的下弦的连接销，并用螺栓连接紧固；按同样方法依次装好平衡臂；将吊杆装到第四节平衡臂的吊杆座上，用吊杆吊装平台，再吊装起升机构并用销轴连接平台，装上开口销；6) Install the boom seat on the lower chord of the first tower jib section of the balance arm, install the boom, and hoist the second tower jib section of the balance arm. Penetrate the pin shaft connection and install the cotter pin; the hole sleeve of the lower chord connecting plate of the tower jib section is inserted into the lower chord connecting pin of the first tower jib section, and fastened with bolts; install the balance arm sequentially in the same way; Put the boom to the boom seat of the balancing arm in the fourth section, hang the platform with a boom, then hang up the lift mechanism and connect the platform with a sales shaft to install it; 7)将吊杆的吊杆座固定在已安装好的起重臂第一节塔臂节的下弦杆上，装上吊杆，然后将载重小车装到起重臂第二节塔臂节上并固定，用吊杆吊起该塔臂节并装到第一节塔臂节上，该塔臂节的上弦用销轴连接并装上开口销，该塔臂节的下弦连接板的孔套套入起重臂第一节塔臂节的下弦连接板上的销轴，再用螺栓连接紧固；7) Fix the boom seat of the boom on the lower chord of the first tower jib section of the installed boom, install the boom, then install the trolley on the second tower jib section of the boom and Fixing, lift the tower jib section with a boom and install it on the first tower jib section, the upper chord of the tower jib section is connected with a pin shaft and installed with a cotter pin, and the hole sleeve of the lower chord connecting plate of the tower jib section is inserted into the The pin shaft on the lower chord connecting plate of the first tower jib section of the boom is fastened with bolts; 8)吊装安装吊篮，将其与载重小车用销轴连接，装上开口销，两只吊篮分别安装在载重小车的两侧；8) Hoist and install the hanging basket, connect it to the trolley with a pin shaft, install the cotter pin, and install the two hanging baskets on both sides of the trolley respectively; 用上述相同的方法，吊装滑轮架并装在第一节起重臂的塔臂节上，用销轴连接，吊装起重量限制器(16)安装在第二节起重臂的塔臂节内，用销轴连接，装上开口销；吊装余下的起重臂的塔臂节，安装人员可以依靠吊篮来移动吊杆，两名安装人员分别位于两侧吊篮内，拉住装好的塔臂节，使载重小车缓慢向前移动，借助载重小车上的防断绳装置使载重小车停在固定的位置；Use the same method above, hang the pulley rack and install it on the arm of the first section of the first section, connect to the axis, and install the weight limiter (16) in the tower arm of the second section of the second section , Connect with the sales axis to install it; the tower arm of the lifting arm that hangs the remaining arms, the installer can rely on the basket to move the boom. The tower arm section slowly moves forward slowly, using the anti -broken rope device on the load to stop the car with the car to stop in a fixed position; 9)用吊杆安装位于平衡臂上的平台，再吊装配重与电器柜，并且用螺栓固定在平台上，将操作联动台装在平台上；9) Install the platform located on the balance arm with a boom, then hang the weight and electrical cabinet, and fix it on the platform with a bolt, and install the operation link on the platform; 10)最后穿绕钢丝绳，安装吊钩(19)。10) Finally wear the wire rope and install the hook (19).
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CN112607628A (en) * 2020-12-31 2021-04-06 广东庞源工程机械有限公司 Large scale balance type rotary crane
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CN115258969A (en) * 2022-02-15 2022-11-01 宋丰伟 Tower crane and assembling and disassembling method thereof
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CN116199113A (en) * 2022-12-30 2023-06-02 中韬华胜工程科技有限公司 A method for installing a tower crane structure

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