CN219567291U - Tubular pile lifting appliance - Google Patents
Tubular pile lifting appliance Download PDFInfo
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- CN219567291U CN219567291U CN202320463279.1U CN202320463279U CN219567291U CN 219567291 U CN219567291 U CN 219567291U CN 202320463279 U CN202320463279 U CN 202320463279U CN 219567291 U CN219567291 U CN 219567291U
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Abstract
The utility model discloses a tubular pile lifting appliance, which comprises a fixed beam structure, a telescopic beam structure, a combined lifting hook device and a telescopic mechanism, wherein the telescopic beam structure is telescopic and movable relative to the fixed beam structure under the action of the telescopic mechanism so as to adjust the distance between the two combined lifting hook devices and adapt to tubular piles with different lengths, a bearing stop piece at the lower part of the fixed beam is arranged below the fixed beam structure, and the bearing stop piece at the lower part of the fixed beam is abutted against the upper part of the tubular pile and then ascends a lifting piece of the combined lifting hook device so as to lift the tubular pile, thereby transferring the tubular pile under the action of an external lifting machine. According to the tubular pile lifting appliance disclosed by the utility model, the tubular pile can be lifted through remote operation, personnel are not required to assist in matching near the tubular pile, and the safety problems of operators can be reduced and avoided.
Description
Technical Field
The utility model belongs to the technical field of hoisting machinery, and particularly relates to a lifting appliance for lifting pipe piles such as concrete pipe piles.
Background
Concrete piles are well-used underground foundation members in the fields of modern house construction, large-scale industrial construction and various foundation engineering, in which hollow square and round piles are used at a relatively large rate. Considering the factors of self weight and storage and transportation, the general factory can produce the external dimension (diameter/side length) of 300 mm to 1200 mm in batch, the thickness of the tube wall of 70 mm to 150 mm, the length of 7 m to 15 m, and the practical specifications are relatively more.
At present, in the process of lifting the concrete pipe pile, the simplest and most convenient method for mass use is to place and position the simple lifting hooks at two ends of the pipe pile respectively and simultaneously by two operators for lifting the hooks. For the round pipe piles which are required to be stacked and stored layer by layer, the pipe piles are easy to slide and roll off, the hanging hooks at the two ends are not stable to fall off, and damage accidents such as middle fracture and the like in the hoisting process are unsafe, and the efficiency is low and the cost is high.
The prior art provides different types of lifting appliances, but the lifting appliances are not ideal, and most of the lifting appliances have the problems of difficult operation, poor adaptability, low efficiency, higher cost, poor safety and the like.
In order to solve at least one of the above problems, it is necessary to provide an innovative lifting tool capable of satisfying the variation range of the diameter and the length, lifting at least 1 and at most 3 concrete piles of the same diameter and length at a time, enabling a single person to operate by a lifting driver without the assistance of other persons, and lifting both round and square concrete piles.
Disclosure of Invention
The utility model aims to provide the tubular pile lifting appliance which has the characteristics of wide application range, strong adaptability, simplicity and convenience in operation, no need of hooking, safety, reliability, high efficiency and the like.
In order to achieve the above purpose, the application adopts the following technical scheme:
the utility model provides a tubular pile hoist, includes fixed beam structure, telescopic beam structure, combination hook device and telescopic machanism, telescopic beam structure sets up for fixed beam structure flexible activity, and combination hook device has two and sets up respectively in the outer end department of telescopic beam structure and the outer end department of fixed beam structure, and telescopic machanism acts on between telescopic beam structure and the fixed beam structure. The combined lifting hook device is fixedly connected with the telescopic beam structure and the telescopic mechanism respectively, so that the telescopic mechanism drives the telescopic beam structure to move in a telescopic manner relative to the fixed beam structure, and the distance between the two combined lifting hook devices is adjusted to adapt to the length of the tubular pile; the combined lifting hook device comprises a box type component and a lifting hook lifting guide sleeve assembly arranged in an inner cavity of the box type component, the box type component is fixedly connected with the telescopic beam structure and the telescopic mechanism, and a lifting piece of the lifting hook lifting guide sleeve assembly is arranged in a lifting manner relative to the box type component; and a bearing stop piece at the lower part of the fixed beam is arranged below the fixed beam structure.
The lower bearing stop piece of the fixed beam falls on the pipe pile to be lifted, the distance between the two combined lifting hook devices is shortened through the telescopic mechanism so that the lifting pieces are matched with the two ends of the pipe pile, the lifting pieces are adjusted to lift so that the pipe pile is lifted by the lifting pieces and the lower bearing stop piece of the fixed beam, the pipe pile and the pipe pile lifting tool can be transported together, and the purpose of lifting the pipe pile through the lifting mechanism combined and connected to the lifting tool through the pipe pile lifting tool is achieved.
According to the tubular pile lifting appliance, the lifting hook lifting guide sleeve assemblies are arranged in parallel, the left lifting hook lifting guide sleeve assembly and the right lifting hook lifting guide sleeve assembly are movably arranged in a horizontal displacement mode, the middle lifting hook lifting guide sleeve assemblies are fixedly arranged, and lifting pieces of the lifting hook lifting guide sleeve assemblies are all arranged in a lifting mode.
According to the pipe pile lifting tool, the box type member comprises two multi-slide guide hole side bearing plates which are arranged at opposite intervals, a box connecting piece connected between the two multi-slide guide hole side bearing plates and a separating piece for separating the two multi-slide guide hole side bearing plates, and the box connecting piece connects the two multi-slide guide hole side bearing plates and enables the separating piece to act between the two multi-slide guide hole side bearing plates so as to separate the two multi-slide guide hole side bearing plates to form the box type member.
According to the tubular pile lifting appliance, the lifting hook lifting guide sleeve assembly comprises a lifting hook plate welding member, a lifting hook lifting guide sleeve member, a lifting hook bearing T-shaped member, a lifting hook handle end bearing pin shaft, a synchronous lifting power push rod, a lifting push rod mounting pin shaft and a lifting push rod mounting base.
According to the tubular pile lifting appliance, the lifting hook plate welding member is sleeved in the lifting hook lifting guide sleeve member to move in a lifting manner, and the two side lug plates at the upper panel and the lower panel of the lifting hook plate welding member are matched in the horizontal long sliding holes of the multi-sliding-guide-hole side bearing plate in a sliding manner and can slide relatively.
According to the tubular pile lifting appliance, the lifting hook bearing T-shaped member is connected with the lifting hook plate welding member through the lifting hook handle end bearing pin shaft and is connected with the synchronous lifting power push rod through the lifting push rod mounting pin shaft.
According to the tubular pile lifting appliance, the synchronous lifting power push rod is further connected with the lifting push rod installation base through the lifting push rod installation pin shaft so as to be fixedly connected with the upper plane of the end lug plate at the lower panel of the lifting hook lifting guide sleeve.
According to the pipe pile lifting appliance, the combined lifting hook device further comprises a horizontal synchronous moving push rod assembly, the horizontal synchronous moving push rod assembly comprises a synchronous moving power push rod, a horizontal push rod installation lug plate, a horizontal push rod installation base and a horizontal push rod installation pin shaft, one end of the synchronous moving power push rod which is symmetrically arranged on two sides is fixedly connected with a lifting hook lifting guide sleeve of the lifting hook lifting guide sleeve assembly through the horizontal push rod installation pin shaft and the horizontal push rod installation lug plate, and the other end of the synchronous moving power push rod is fixedly connected with the multi-slide guide hole side bearing plate through the horizontal push rod installation pin shaft and the horizontal push rod installation base.
According to the tubular pile lifting appliance, the box type component comprises the multi-slide guide hole side bearing plate, the side bearing plate connecting bolt, the side bearing plate positioning sleeve and the positioning sleeve fixing bolt, wherein the side bearing plate positioning sleeve is sleeved on the side bearing plate connecting bolt and is fixed by the positioning sleeve fixing bolt, the side bearing plate connecting plate and the side bearing plate positioning sleeve are formed into a separation piece, and the side bearing plate connecting bolt and the positioning sleeve fixing bolt are matched to form a box body connecting piece.
According to the tubular pile lifting appliance, the box type member further comprises a thickened sliding guide plate on the inner side of the bearing plate, and the thickened sliding guide plate on the inner side of the bearing plate is welded with the thickened sliding guide plate on the inner side of the bearing plate on the side face of the multi-sliding guide hole.
According to the tubular pile lifting appliance, the power mode of the synchronous lifting power push rod is one of electric power, pneumatic power and hydraulic power.
According to the tubular pile lifting appliance, the power mode of synchronously moving the power push rod is one of electric power, pneumatic power and hydraulic power.
According to the tubular pile lifting appliance, the two telescopic beam structures are respectively arranged along the two ends of the fixed beam structure in a telescopic and movable manner, the two combined lifting hook devices are respectively arranged at the outer ends of the two telescopic beam structures, and the telescopic mechanism acts between the telescopic beam structures and the fixed beam structure or between the two telescopic beam structures.
According to the tubular pile lifting appliance, the telescopic mechanism is a synchronous telescopic mechanism, and the synchronous telescopic mechanism comprises a rectangular square tube ejector rod, an ejector rod head bearing guide sliding block, a bearing guide sliding block fixing piece and an ejector rod head chain traction member.
According to the tubular pile lifting appliance, the rectangular square pipe ejector rod is fixedly connected with the combined lifting hook device to push and pull so as to adjust the distance between the two combined lifting hook devices, the ejector rod head bearing guide sliding block is matched with the bearing guide sliding block fixing piece so as to control and guide the moving direction of the rectangular square pipe ejector rod, and the ejector rod head chain traction member is fixedly connected with the rectangular square pipe ejector rod.
According to the tubular pile lifting appliance, the synchronous telescopic mechanism further comprises a push rod head part rail dragging chain fixing piece, a rail dragging chain end fixing bolt, a push rod pushing limiting buffer, a push rod end part connecting pin shaft, a push rod installation fixing base, a cable rail dragging chain component, a push rod moving traction chain wheel, a brake motor reducer fixing bolt, a chain tightness adjusting basket bolt, a push rod position left and right adjusting nut and a basket bolt loosening fixing steel wire.
According to the tubular pile lifting appliance, the ejector rod head drag rail chain fixing piece, the drag rail chain end fixing bolt and the cable drag rail chain component form a drag rail chain, one end of the drag rail chain end fixing bolt is fixed on the ejector rod head drag rail chain fixing piece, and the other end is fixed on the cable drag rail chain supporting component of the fixed beam structure.
According to the tubular pile lifting appliance, the synchronous telescopic mechanism is fixedly connected with the combined lifting hook device through the ejector rod end connecting pin shaft and the ejector rod installation fixing base.
According to the tubular pile lifting appliance, the ejector rod head chain traction member is fixedly connected with the ejector rod movable traction chain of the rectangular square pipe ejector rod, and the ejector rod head chain traction member is mutually and tightly connected with the ejector rod movable traction chain through the chain tightness adjusting basket bolt and the ejector rod position left and right adjusting nut.
According to the tubular pile lifting appliance, the ejector rod pushing limiting buffer is formed into the extension stroke limiter, the base of the ejector rod pushing limiting buffer is welded and fixed with the rectangular square pipe ejector rod and moves along with the rectangular square pipe ejector rod, and the side surface of the ejector rod pushing limiting buffer is used for acting with a vertical component of the bearing stop piece at the lower part of the fixed beam to mutually block so as to limit and buffer.
According to the tubular pile lifting appliance, the ejector rod moving traction chain wheel, the brake motor reducer and the brake motor reducer fixing bolt are combined to form a driving link of the telescopic chain, and the brake motor reducer releases the brake rotating motor to drive the reducer to operate, so that the ejector rod moving traction chain wheel is rotated, and the ejector rod moving traction chain is driven to move to complete the driving link.
According to the tubular pile lifting appliance, the chain tightness adjusting basket bolt, the ejector rod position left and right adjusting nut and the basket bolt loosening and fixing steel wire are matched, so that the chain tightness, the ejector rod position and the basket bolt loosening prevention requirements are met.
According to the tubular pile lifting appliance, the fixed beam structure further comprises upper and lower fixed beam panels, an inner fixed beam vertical plate, an intermediate fixed beam vertical plate, an outer fixed beam vertical plate and an upper fixed beam lifting hole plate.
According to the tubular pile lifting appliance, the upper and lower fixed beam panels are connected with the inner fixed beam vertical plate, the middle fixed beam vertical plate and the outer fixed beam vertical plate to form a longitudinal box beam structure, and two inner cavities for placing the telescopic beam structure are formed in the longitudinal box beam structure.
According to the tubular pile lifting appliance, the lifting hole plate at the upper part of the fixed beam is used for being connected to a lifting machine, and the bearing stop piece at the lower part of the fixed beam is arranged on the bottom surfaces of the upper panel and the lower panel of the fixed beam.
According to the tubular pile lifting appliance, the fixed beam structure further comprises a fixed beam end reinforcing plate, a fixed beam transverse connecting piece, a brake motor reducer base piece, a cable drag rail chain supporting member and a push rod moving bearing guide sliding rail.
According to the tubular pile lifting appliance, the fixed beam end reinforcing plate is arranged on the outer side of the end of the longitudinal box beam structure so as to play a reinforcing role.
According to the tubular pile lifting appliance, the fixing beam transverse connecting piece is connected between the left fixing beam upper panel and the right fixing beam lower panel.
According to the tubular pile lifting appliance, the brake motor reducer base piece is used for installing the brake motor reducer.
According to the pipe pile sling, the cable drag rail chain supporting member is used for supporting the weight of the cable wires and the drag rail chain and guiding and arranging the drag rail chain.
According to the tubular pile lifting appliance, the ejector rod moves to bear the guide sliding rail, and the moving pressure and the moving direction of the guide ejector rod for supporting the ejector rod.
According to the tubular pile lifting appliance, the telescopic beam structure comprises the telescopic beam I-shaped main body member, the telescopic beam end portion mounting perforated plate, the telescopic beam mounting fixing bolt, the telescopic beam mounting fixing base and the telescopic beam end portion positioning stop piece, the telescopic beam I-shaped main body member is provided with the cross section of an I shape and sleeved in the inner cavity of the longitudinal box girder structure to slide and stretch, the outer end of the telescopic beam I-shaped main body member is fixedly connected with the combined lifting hook device through the telescopic beam end portion mounting perforated plate, the telescopic beam mounting fixing bolt and the telescopic beam mounting fixing base, and the telescopic beam end portion positioning stop piece limits the retraction stroke of the telescopic beam I-shaped main body member.
According to the tubular pile lifting appliance, the tubular pile lifting appliance further comprises a wireless remote control operation hand device, a wireless remote control signal receiver and an electric control component mounting box, wherein the wireless remote control signal receiver and the electric control component mounting box are arranged on the fixed beam structure or the synchronous telescopic mechanism, and wireless communication is performed between the wireless remote control operation hand device and the wireless remote control signal receiver so as to convey control instructions to the electric control component mounting box, so that tubular pile lifting is realized.
According to the tubular pile lifting appliance, the tubular pile lifting appliance further comprises a wired operation hand device and an electric control component mounting box, wherein the electric control component mounting box is arranged on the fixed beam structure or the synchronous telescopic mechanism, and the wired operation hand device is in communication connection with the electric control component mounting box so as to convey control instructions to the electric control component mounting box, so that the tubular pile lifting is realized.
The beneficial effects of the utility model include:
1. all operations of the lifting appliance can be completed through remote operation, and when the lifting appliance is transported to the position above the tubular pile to be lifted, the tubular pile can be lifted and matched by the action of related parts, so that the tubular pile and the lifting appliance can be moved to an unloading place by the lifting appliance.
2. After the transfer of the pipe pile is completed, the lifting matching relation between the lifting appliance and the pipe pile can be relieved through remote operation, so that the single transfer process is completed, and the pipe pile can be lifted circularly through repeated operation.
3. The tubular pile lifting tool has the advantages of wide application range, strong adaptability, simple and convenient operation, no-man hook, safety, reliability and high efficiency, and is beneficial to popularization and application.
Drawings
Fig. 1 is a schematic structural view of a pipe pile spreader according to an embodiment of the present utility model, which is a schematic structural view from above;
Fig. 2a is a schematic top view of the pipe pile spreader of the embodiment of fig. 1 when partially extended, and fig. 2b is a schematic top view of the pipe pile spreader of the embodiment of fig. 1 when fully extended;
FIG. 3 is a schematic side view of the tube stake hanger of the embodiment of FIG. 1 prior to engagement with a tube stake;
fig. 4 is a schematic side view of the telescopic beam structure 2 of fig. 3 when assembled with a pipe pile for hanging movement, wherein the extension of the telescopic beam structure 2 is exemplary and matches the length of the pipe pile 100;
FIG. 5a is a schematic top view of the fixed beam structure of the embodiment of FIG. 1;
FIG. 5b is a schematic side view of the structure of FIG. 5 a;
FIG. 5c is a cross-sectional view taken along section A-A in FIG. 5 a;
FIG. 5d is a schematic cross-sectional view of the partial structure of FIG. 5 a;
FIG. 6a is a schematic side view of the telescoping beam structure of the embodiment of FIG. 1;
FIG. 6B is a cross-sectional view taken along section B-B in FIG. 6 a;
FIG. 7 is a schematic diagram of the overall top view of the synchronous telescoping mechanism of the embodiment of FIG. 1;
FIG. 8 is a schematic diagram of the overall side view of the synchronous telescoping mechanism of the embodiment of FIG. 1;
FIG. 9 is a schematic view of the partial structure of FIG. 8, i.e., an enlarged schematic view of the right side structure thereof;
FIG. 10 is a cross-sectional view taken along section C-C in FIG. 9;
FIG. 11a is a schematic view of the construction of the modular hook assembly of the embodiment of FIG. 1;
FIG. 11b is a cross-sectional view taken along section D-D in FIG. 11 a;
FIG. 11c is a schematic top view of the structure of FIG. 11 a;
FIG. 11d is a schematic side elevational view of the horizontal synchronous movement push rod assembly of the modular hook assembly of FIG. 11 a;
FIG. 11e is a schematic side elevational view of the hook lifting guide sleeve assembly of the modular hook assembly of FIG. 11 a;
FIG. 11f is an end view schematic of FIG. 11 e;
FIG. 11g is a schematic side view of the hook lifting guide kit of FIG. 11a with the guide cavity 4721 therein shown in phantom;
FIG. 11h is a schematic side elevational view of the modular hook assembly of FIG. 11a after the hook is lowered;
FIG. 11i is an end view schematic of FIG. 11 h;
FIG. 12a is a schematic view of the modular hook assembly of FIG. 11a in handling a small diameter pipe pile;
FIG. 12b is a schematic view of the modular hook assembly of FIG. 11a in handling a large diameter pipe pile;
FIG. 12c is a schematic view of the combined hook assembly of FIG. 11a in handling two small diameter pipe piles;
FIG. 12d is a schematic view of the combined hook assembly of FIG. 11a in handling two large diameter pipe piles;
FIG. 12e is a schematic view of the combined hook assembly of FIG. 11a in handling three small diameter pipe piles;
FIG. 12f is a schematic view of the combined hook assembly of FIG. 11a in handling three large diameter pipe piles;
wherein, the fixed beam structure 1, the inner cavity 10, the fixed beam upper and lower panels 11, the fixed beam inner side vertical plate 12, the fixed beam middle vertical plate 13, the fixed beam outer side vertical plate 14, the fixed beam end reinforcing plate 15, the fixed Liang Duankou inner lubricating block 16, the fixed beam upper hanging hole plate 17, the fixed beam lower bearing stop 18, the fixed beam transverse connecting piece 19, the tubular pile 100, the brake motor reducer base piece 110, the cable drag chain supporting member 111, the ejector rod moving bearing guide sliding rail 112, the chain lubricating grease collecting groove 113, the telescopic beam structure 2, the telescopic beam I-shaped main body member 21, the telescopic beam head upper and lower lubricating block 22, the telescopic beam end mounting porous plate 23, the telescopic beam mounting fixing bolt 24, the telescopic beam mounting fixing base 25, the telescopic beam end positioning stop 26, the synchronous telescopic mechanism 3, the rectangular square tube ejector rod 31, the ejector rod head bearing guide sliding block 32, bearing guide slide block fixing piece 33, push rod head chain traction member 34, push rod head drag rail chain fixing piece 35, drag rail chain end fixing bolt 36, push rod pushing limit buffer 37, push rod end connecting pin 38, push rod mounting fixing base 39, cable drag rail chain member 310, push rod moving traction chain 311, push rod moving traction chain wheel 312, brake motor reducer 313, brake motor reducer fixing bolt 314, chain tightness adjusting basket bolt 315, push rod position left and right adjusting nut 316, basket bolt loosening fixing wire 317, combined lifting hook device 4, multi-slide guide hole side bearing plate 41, side bearing plate connecting plate 42, side bearing plate connecting bolt 43, side bearing plate positioning sleeve 44, positioning sleeve fixing bolt 45, bearing plate inner side thickening sliding guide plate 46, lifting hook lifting guide sleeve assembly 47, sliding hole 411, pushing hole 412, the lifting hook 470, the lifting hook plate welding member 471, the lifting hook lifting guide sleeve 472, the lifting hook bearing T-shaped member 473, the lifting hook handle end bearing pin 474, the synchronous lifting power push rod 475, the lifting push rod mounting pin 476, the lifting push rod mounting base 477, the guide cavity 4721, the side ear plate 4723, the end ear plate 4722, the horizontal synchronous moving push rod assembly 48, the synchronous moving power push rod 481, the horizontal push rod mounting ear plate 482, the horizontal push rod mounting base 483, the horizontal push rod mounting pin 484, and the electrical control system 5.
In the present utility model, the directions of the views include three view directions of top view, side view and end view, which are views presented by standing on the side, upper side and end face sides of the pipe village at the time of the lifting work, respectively.
Detailed Description
The utility model will be described in detail below with respect to certain specific embodiments thereof in order to better understand the utility model and thereby to more clearly define the scope of the utility model as claimed. It should be noted that the following description is only some embodiments of the inventive concept and is only a part of examples of the present utility model, wherein the specific direct description of the related structures is only for the convenience of understanding the present utility model, and the specific features do not naturally and directly limit the implementation scope of the present utility model. Conventional selections and substitutions made by those skilled in the art under the guidance of the inventive concept should be considered as being within the scope of the claimed utility model.
A pipe pile lifting tool is used for lifting various pipe piles, such as concrete pipe piles or other pipe piles with a type shape, so as to stack the pipe piles, take down the pipe piles which are stacked, or lift and transport the pipe piles from one place to another place. The tubular pile lifting tool can be assembled and disassembled and transported by a single person, does not need additional manual work to assist in cooperation at the periphery of the tubular pile, and can improve safety and reduce the number of operators.
As shown in fig. 1-3, the tubular pile lifting appliance mainly comprises a fixed beam structure 1, a telescopic beam structure 2, a synchronous telescopic mechanism 3, a combined lifting hook device 4 and an electrical control system 5. The fixed beam structure 1 is a comprehensive bearing component of all components and loads of the lifting appliance and is also a component connected with a crane of the previous stage; the telescopic beam structure 2 has the function of changing and adjusting the adaptive length while playing the role of a bearing part, namely the total length of the telescopic beam structure 2 and the fixed beam structure 1 is adjusted by the telescopic displacement of the telescopic beam structure 2 relative to the fixed beam structure 1, so that the distance between two combined hook devices 4 positioned at the outer end of the telescopic beam structure 2 is adjusted to adapt to the tubular piles 100 with different lengths; the synchronous telescopic mechanism 3 is an important part of the lifting appliance and is used for adjusting the telescopic displacement movement of the telescopic beam structure 2 relative to the fixed beam structure 1; the combined lifting hook device 4 is also an important part of the lifting appliance, and is responsible for meeting the use requirements of various combined lifting modes with different diameters and different numbers besides meeting the requirements of hooks and bearing required for lifting pipe piles; the electric control system 5 is an operation power control center of the whole set of lifting appliance and is used for controlling each part to work orderly. In this embodiment, two synchronous telescopic mechanisms 3 are arranged symmetrically and crosswise on the left and right sides, so as to control the telescopic movement of the two telescopic beam structures 2 respectively.
As shown in fig. 3 and 4, the lifting tool is moved to the position above the parallel position of the pipe pile 100 to be lifted during lifting, then the telescopic movement of the telescopic beam structure 2 is adjusted by the synchronous telescopic mechanism 3 to enable the whole length of the telescopic beam structure to be matched with the length of the pipe pile 100, and finally the combined lifting hook device 4 is matched with the end part of the pipe pile to fix the pipe pile, for example, the combined lifting hook device is hooked into a hollow cavity of the pipe pile 100 by a lifting hook 470 serving as a lifting piece to fix the combined lifting hook device when the inside of the pipe pile is hollow. Of course, in other embodiments, the sling may be of other shapes that match the end of the tube stake.
As shown in fig. 5a to 5d, the fixed beam structure 1 is composed of a fixed beam upper panel 11, a fixed beam lower panel 11, a fixed beam inner vertical plate 12, a fixed beam middle vertical plate 13, a fixed beam outer vertical plate 14, a fixed beam end reinforcing plate 15, a fixed Liang Duankou inner lubricant block 16, a fixed beam upper hanging hole plate 17, a fixed beam lower bearing stop 18, a fixed beam transverse connecting piece 19, a brake motor reducer base piece 110, a cable trailing rail chain supporting member 111, a push rod moving bearing guide slide rail 112 and a chain lubricant collecting groove 113, wherein the above components can be integrated by welding or bolt fastening.
The upper and lower fixed beam panels 11, the inner fixed beam vertical plate 12, the middle fixed beam vertical plate 13 and the outer fixed beam vertical plate 14 form a double-cavity longitudinal box beam structure, and the cross section structure of the double-cavity longitudinal box beam structure is shown in fig. 5 d. The interior of the box girder structure is formed with a telescopic girder I-shaped main body member for placing the telescopic girder structure 2 therein, and meets the requirement of movement within the working length range thereof. The fixed beam end reinforcing plate 15 plays a role in reinforcing and improving end bearing capacity, and the lubricating blocks 16 in the fixed Liang Duankou meet bearing and lubricating requirements in the moving and telescoping process of the I-shaped main body member of the telescopic beam in the telescopic beam structure 2, so that moving contact friction resistance is reduced, and smooth and unimpeded. The hanging hole plate 17 on the upper part of the fixed beam is the connection part of the lifting appliance and the lifting machine of the upper stage, and a pin shaft in a rope fastener can be used for connecting with the hanging hole plate so as to meet the lifting requirement. The lower bearing stop member 18 of the fixed beam is a combined member which needs to bear the self weight of the lifting tool when the lifting tool rotates on the ground in a non-working state or contacts and is placed above the lifted pipe pile, and has the function of positioning in the height direction, and the height of the lower bearing stop member meets the corresponding requirement of the lifting hook of the combined lifting hook device 4 and the port hole position of the pipe pile. The fixed beam transverse connecting members 19 are members integrally connected by a longitudinal box beam structure with inner cavities 10 at the left and right sides respectively, namely, are connected between the left and right fixed beam upper and lower panels 11, and one fixed beam transverse connecting member 19 is arranged at the middle of the upper part and a plurality of fixed beam transverse connecting members are arranged at the lower part of the upper part so as to form a combined state as shown in fig. 5 a. The brake motor reducer base member 110 is the mounting foundation for a three-in-one brake motor reducer and needs to have a certain load-bearing capacity. The cable trailing chain supporting member 111 is a member that supports the weight of the cable wire and the trailing chain, and has a function of guiding the placement of the trailing chain. The ram movement bearing guide rail 112 is a capability requirement to support ram movement pressure and guide ram movement direction. The chain grease collecting groove 113 is a member that collects grease on the chain to fall off.
The telescopic beam structure 2 consists of a telescopic beam I-shaped main body member 21, a telescopic beam head upper and lower lubricating block 22, a telescopic beam end part mounting porous plate 23, a telescopic beam mounting fixing bolt 24, a telescopic beam mounting fixing base 25 and a telescopic beam end part positioning stop piece 26. The i-shaped main body member 21 of the telescopic beam is a main bearing body and also a member which stretches to adjust and change the length of the lifting appliance, has an i-shaped cross section, is sleeved in the inner cavity 10 of the longitudinal box girder structure and stretches in a sliding manner. The function of the upper and lower lubricating blocks 22 on the head of the telescopic beam is the same as that of the lubricating blocks 16 in the fixed Liang Duankou, and the bearing and lubricating requirements of the I-shaped main body member 21 of the telescopic beam in the moving and telescoping process are met, so that the moving contact friction resistance is reduced, and smooth and unimpeded is realized. The telescopic beam end mounting perforated plate 23, the telescopic beam mounting fixing bolt 24 and the telescopic beam mounting fixing base 25 are all component parts for connecting with the combined hook device 4. The telescoping beam end positioning stop 26 is a feature that limits the extreme position of the telescoping beam i-shaped body member 21 when retracted to prevent excessive retraction from damaging the associated mechanisms and components.
As shown in fig. 7-10, the synchronous telescoping mechanism 3 is composed of a rectangular square tube ejector rod 31, an ejector rod head bearing guide slide block 32, a bearing guide slide block fixing piece 33, an ejector rod head chain traction member 34, an ejector rod head dragging rail chain fixing piece 35, a dragging rail chain end fixing bolt 36, an ejector rod pushing limiting buffer 37, an ejector rod end connecting pin 38, an ejector rod mounting fixing base 39, a cable dragging rail chain member 310, an ejector rod moving traction chain 311, an ejector rod moving traction chain wheel 312, a brake motor reducer 313, a brake motor reducer fixing bolt 314, a chain tightness adjusting basket bolt 315, an ejector rod position left and right adjusting nut 316 and a basket bolt looseness fixing steel wire 317.
The rectangular square tube ejector rod 31 is used for pushing and pulling the combined lifting hook device 4 to adjust and change the distance length of a bearing member, the stability of the member is required to meet the tensile strength and the thrust force, and meanwhile, the inner space is required to meet the cable wire volume of the power capacity required by the synchronous lifting power push rod 475 and the horizontal synchronous moving power push rod in the combined lifting hook device.
The combination of the carrier guide slide 32 and the carrier guide slide fixing member 33 of the carrier head can meet the requirements of overcoming the carrier moving load and the friction resistance between the carrier guide slide rail and the carrier rod moving, and is also used for controlling and guiding the moving direction of the rectangular square pipe carrier rod 31. The ejector rod head chain traction member 34 is a part welded and fixed on the rectangular square pipe ejector rod 31, and the hole part and the ejector rod movable traction chain 311 are mutually and tightly connected through a chain elasticity adjusting flower basket bolt 315 and an ejector rod position left and right adjusting nut 316.
The ejector rod head drag rail chain fixing piece 35, the drag rail chain end fixing bolt 36 and the cable drag rail chain component 310 are a drag rail chain combination, the requirement that a cable wire moves along with the rectangular square pipe ejector rod 31 safely without abrasion is met, one end of the drag rail chain end fixing bolt 36 is fixed on the ejector rod head drag rail chain fixing piece 35, and the other end of the drag rail chain end fixing bolt 36 is fixed on the cable drag rail chain supporting component of the fixed beam structure 1.
The ejector rod pushing limiting buffer 37 is a limiter with the maximum extension range, and the base of the limiter is welded and fixed with the rectangular square pipe ejector rod 31 and moves along with the rectangular square pipe ejector rod, and the side surface of the limiter is mutually blocked with the vertical component of the fixed beam lower part bearing stop piece 18 of the fixed beam structure 1 so as to limit and buffer.
The combination of the ejector pin end connecting pin shaft 38 and the ejector pin installation fixing base 39 is connected with the combined hook device 4 to bear the load required by expansion and contraction.
The ejector rod moving traction chain 311, the ejector rod moving traction chain wheel 312, the brake motor reducer 313 and the brake motor reducer fixing bolt are combined to form a driving link of the telescopic chain, and when the brake motor reducer 313 releases the brake rotating motor, the reducer is driven to operate so as to further realize the rotation of the ejector rod moving traction chain wheel 312, and finally the complete driving link of the movement of the ejector rod moving traction chain 311 is driven. The combination of the chain tightness adjusting basket bolts 315, the left and right adjusting nuts 316 at the ejector rod positions and the basket bolt loosening fixing steel wires 317 can meet the requirements of chain tightness, ejector rod positions, anti-loosening of the basket bolts and the like.
The synchronous telescoping mechanism 3 sequentially passes through the connection and combination actions of a brake motor reducer 313, a push rod moving traction chain wheel 312, a push rod moving traction chain 311, a chain tightness adjusting flower basket bolt 315, a push rod position left and right adjusting nut 316, a push rod head chain traction member 34, a rectangular square pipe push rod 31, a push rod end connecting pin shaft 38, a push rod mounting fixing base 39, a combined lifting hook device 4 and other components, and finally the aim of correspondingly adjusting and changing the length of a lifting appliance according to the pipe piles with different lengths is fulfilled.
As shown in fig. 11a-11i (including 9 figures of fig. 11a, 11b, 11c, 11d, 11e, 11f, 11g, 11h, 11i, etc.), the combined hook assembly 4 is composed of a multi-slide guide hole side carrier plate 41, a side carrier plate connecting plate 42, a side carrier plate connecting bolt 43, a side carrier plate positioning sleeve 44, a positioning sleeve fixing bolt 45, a carrier plate inner thickened slide plate 46, a hook lifting guide sleeve assembly 47, and a horizontal synchronous movement push rod assembly 48.
The parts such as the multi-slide guide hole side bearing plate 41, the side bearing plate connecting plate 42, the side bearing plate connecting bolt 43, the side bearing plate positioning sleeve 44, the positioning sleeve fixing bolt 45 and the like are combined into a box type bearing and space containing type member in a bolt fastening mode, and the inner space can accommodate three sets of lifting hook lifting guide sleeve assemblies and can realize the purpose of horizontally moving the lifting hooks at a certain distance.
For example, as shown in fig. 11c, two side bearing plate connecting plates 42 are respectively disposed at two sides of the side bearing plate 41 with two side bearing plates 41 being fastened together, and then the two side bearing plates 41 are inserted between the two side bearing plates 41 with side bearing plate connecting bolts 43, the side bearing plate connecting bolts 43 are sleeved with side bearing plate positioning sleeves 44 to separate the two side bearing plates 41 with two positioning sleeve fixing bolts 45 fastened at the end of each side bearing plate connecting bolt 43 for fixing.
The box-type member is firmly connected with the telescopic beam installation fixing base 25 of the telescopic beam structure 2 and the ejector rod installation fixing base 39 of the synchronous telescopic mechanism 3 in a welding mode so as to meet the requirements of bearing and telescopic movement. The inner side of the bearing plate is welded with the thickened sliding guide plate 46 at the inner side of the multi-sliding guide hole side bearing plate 41 to form a firm integrated structure so as to increase the bearing capacity of the lifting hook lifting guide sleeve assembly. The multi-slide guide hole side bearing plate 41 is horizontally provided with a slide hole 411 and a push hole 412, the slide hole 411 is used for the hook lifting guide sleeve assembly 47 to be matched in, and is horizontally arranged in a left-right translation mode, and the push hole 412 is used for the horizontal synchronous movement push rod assembly 48 to be connected with the hook lifting guide sleeve assembly 47 so as to push the hook lifting guide sleeve assembly 47 to translate along the slide hole 411.
As shown in fig. 11e-11i, the hook lifting guide sleeve assembly 47 is composed of a hook plate welding member 471, a hook lifting guide sleeve 472, a hook bearing T-shaped member 473, a hook handle end bearing pin 474, a synchronous lifting power push rod 475, a lifting push rod mounting pin 476, and a lifting push rod mounting base 477, which are important components for heavy load bearing and for determining the number of lifting operations.
The hook plate welding member 471 is a main member for carrying and lifting movement, which is required to meet the strength requirement; a hook 470 is provided at a lower end of the hook plate welding member 471 for lifting.
As shown in fig. 11g, a guide cavity 4721 is provided in the hook lifting guide sleeve 472, the upper and lower ends are formed as upper and lower panels, side ear plates 4723 are provided at the sides of the upper and lower panels, end ear plates 4722 are provided at the end surfaces of the lower panel, the side ear plates 4723 are adapted to be fitted in the slide holes 411, and the end ear plates 4722 are adapted to be connected by a synchronous lifting power push rod 475.
The lifting hook lifting guide sleeve 472 is sleeved with a lifting hook plate welding member 471, can move up and down and has no blockage, the lower contact surfaces of the two side lug plates 4723 of the upper panel and the lower panel are main bearing force surfaces, and are contacted with the sliding surfaces of the horizontal long sliding holes 411 of the multi-sliding guide hole side bearing plate 41 and can slide relatively, and the upper plane of the upper panel bears the lifting hook load transmitted by the lifting hook bearing T-shaped member 473.
The lifting hook bearing T-shaped member 473 is connected with the lifting hook plate welding member 471 through the lifting hook handle end bearing pin shaft 474, and is connected with the left and right synchronous lifting power push rods 475 through the lifting push rod mounting pin shafts 476 on the two sides of the upper part of the lifting hook bearing T-shaped member 473. The left and right synchronous lifting power push rods 475 are connected with the lifting push rod mounting base 477 through the lifting push rod mounting pin shafts 476 so as to be connected and fixed with the upper plane of the lower panel of the lifting hook lifting guide sleeve 472 (namely the upper plane of the end lug plate 4722).
The combined lifting hook device 4 carries the stress process sequentially through a lifting hook plate welding member 471, a lifting hook handle end carrying pin shaft 474, a lifting hook carrying T-shaped member 473, a lifting hook lifting guide sleeve 472 and a multi-slide guide hole side carrying plate 41. The lifting hook plate welding member 471 moves up and down by means of the synchronous lifting power push rods 475 on two sides, the lifting push rod mounting pin shafts 476, the lifting hook bearing T-shaped member 473, the lifting hook handle end bearing pin shafts 474 and the lifting hook plate welding member 471.
The power mode of the synchronous lifting power push rod 475 can be one of electric power, pneumatic power and hydraulic power.
The lifting requirements of at most 3 and at least 1 pipe piles can be met through different lifting modes of the lifting hook plate welding members 471 in the three sets of lifting hook lifting guide sleeve members 472. When lifting 1 pipe pile, the middle lifting hook lifting guide sleeve assembly 47 is used, and at the moment, the middle lifting hook lifting guide sleeve assembly 47 stretches out, and the lifting hook lifting guide sleeve assemblies 47 at the two sides retract; when 2 pipe piles are lifted, the lifting hook lifting guide sleeve assemblies 47 at the two sides are used, at the moment, the lifting hook lifting guide sleeve assemblies 47 in the middle retract, and the lifting hook lifting guide sleeve assemblies 47 at the two sides extend; when 3 pipe piles are lifted, three lifting hook lifting guide sleeve assemblies 47 are used, and at this time, the three lifting hook lifting guide sleeve assemblies 47 extend.
In this embodiment, the left, middle and right three sets of lifting hook lifting guide sleeve assemblies 47 have horizontal sliding distances which meet the requirements of different diameters of the pipe piles, and the middle set is fixed and cannot slide left and right, so that the requirements of lifting 1, 2 or 3 pipe piles can be met according to the relative distance and the upper and lower positions of the lifting hook lifting guide sleeve assemblies 472.
The horizontal synchronous movement push rod assembly 48 is an assembly mounted on the outer side surface of the multi-slide guide hole side bearing plate 41 and arranged symmetrically left and right, and is composed of a synchronous movement power push rod 481, a horizontal push rod mounting ear plate 482, a horizontal push rod mounting base 483, and a horizontal push rod mounting pin 484. The synchronous moving power push rods 481 which are symmetrically arranged on two sides are fixedly connected with the lifting hook lifting guide sleeve member 472 of the lifting hook lifting guide sleeve assembly 47 through the horizontal push rod mounting pin shafts 484 and the horizontal push rod mounting lug plates 482, and are fixedly connected with the multi-slide guide hole side bearing plate 41 through the horizontal push rod mounting pin shafts 484 and the horizontal push rod mounting base 483.
When the power push rod 481 is synchronously moved to perform telescopic action, the corresponding lifting hook lifting guide sleeve 472 is synchronously driven to move along the horizontal long sliding hole 411 of the multi-sliding-guide-hole side bearing plate 41, so that the lifting hook distance adjustment and change requirements during lifting of the tubular piles with different diameters are met. Likewise, the power means for synchronously moving the power pushrod 481 may be one of electric, pneumatic, and hydraulic power.
In this embodiment, the side bearing plate connecting plate 42 and the side bearing plate positioning sleeve 44 are both formed as spacers, and the side bearing plate connecting bolt 43 and the positioning sleeve fixing bolt 45 are cooperatively formed as box connectors to serve as spacers and connections, respectively, to form box members.
The electric control system 5 is a whole set of lifting appliance operation power control center, and consists of a wireless remote control operation hand device, a wireless remote control signal receiver, an electric control component mounting box and the like. The wireless remote control operation hander is independently managed and operated by a crane driver, is a control operation part for selecting specification form combination and various actions of the whole lifting appliance, and is connected with a wireless remote control signal receiver through wireless communication. The wireless remote control signal receiver and the electronic control component mounting box are arranged and mounted in the space between the fixed beam structure 1 and the synchronous telescopic mechanism 3. The electric control component mounting box consists of a PLC program controller and various electric switch elements.
Of course, in other embodiments, the wireless remote control operation hand-held device and the wireless remote control signal receiver may be replaced by a wired operation hand-held device which is wired to the electronic control component mounting box.
Claims (10)
1. The tubular pile lifting appliance comprises a fixed beam structure (1), a telescopic beam structure (2), a combined lifting hook device (4) and a telescopic mechanism, wherein the telescopic beam structure is arranged in a telescopic manner relative to the fixed beam structure (1), the combined lifting hook device (4) is arranged at the outer end of the telescopic beam structure (2) and the outer end of the fixed beam structure (1) respectively, and the telescopic mechanism acts between the telescopic beam structure (2) and the fixed beam structure (1); it is characterized in that the method comprises the steps of,
the combined lifting hook device (4) is fixedly connected with the telescopic beam structure (2) and the telescopic mechanism respectively, so that the telescopic mechanism drives the telescopic beam structure (2) to move in a telescopic manner relative to the fixed beam structure (1) to adjust the distance between the two combined lifting hook devices (4) so as to match the length of the tubular pile;
the combined lifting hook device (4) comprises a box type component and a lifting hook lifting guide sleeve assembly (47) arranged in the inner cavity of the box type component, the box type component is fixedly connected with the telescopic beam structure (2) and the telescopic mechanism, and a lifting piece of the lifting hook lifting guide sleeve assembly (47) is movably arranged in a lifting manner relative to the box type component; a fixed beam lower bearing stop piece (18) is arranged below the fixed beam structure (1);
the lower bearing stop piece (18) of the fixed beam falls on the tubular pile to be lifted, the distance between the two combined lifting hook devices (4) is shortened through the telescopic mechanism so that the lifting pieces are matched with the two ends of the tubular pile, and the lifting pieces are adjusted to rise so that the tubular pile is lifted by the lifting pieces and the lower bearing stop piece (18) of the fixed beam, so that the tubular pile and the tubular pile lifting appliance are transported together.
2. The pipe pile sling as defined in claim 1, wherein three lifting hook lifting guide sleeve assemblies (47) are arranged side by side, the left and right lifting hook lifting guide sleeve assemblies (47) are movably arranged in a horizontal displacement manner, the middle lifting hook lifting guide sleeve assembly (47) is fixedly arranged, and lifting pieces of the lifting hook lifting guide sleeve assemblies (47) are respectively arranged in a lifting manner.
3. The pipe pile spreader of claim 2, wherein the box type member includes two opposite spaced multi-slide hole side bearing plates (41), a box connecting member connected between the two multi-slide hole side bearing plates (41), and a partitioning member partitioning the two multi-slide hole side bearing plates (41), the box connecting member connecting the two multi-slide hole side bearing plates (41) and allowing the partitioning member to act between the two multi-slide hole side bearing plates (41) to partition them to form the box type member.
4. A pipe pile spreader according to claim 3, characterized in that the hook lifting guide sleeve assembly (47) comprises a hook plate welding member (471), a hook lifting guide sleeve (472), a hook bearing T-shaped member (473), a hook handle end bearing pin (474), a synchronous lifting power push rod (475), a lifting push rod mounting pin (476) and a lifting push rod mounting base (477), the hook plate welding member (471) is sleeved in the hook lifting guide sleeve (472) for lifting movement, and a side lug plate (4723) of the hook lifting guide sleeve (472) is in sliding fit in a sliding hole (411) of the multi-slide guide hole side bearing plate (41); the lifting hook bearing T-shaped member (473) is connected with the lifting hook plate welding member (471) through a lifting hook handle end bearing pin shaft (474), and is connected with the synchronous lifting power push rod (475) through a lifting push rod mounting pin shaft (476), and the synchronous lifting power push rod (475) is also connected with the lifting push rod mounting base (477) through a lifting push rod mounting pin shaft (476) so as to be fixedly connected to an end lug plate (4722) of the lifting hook lifting guide sleeve member (472);
The combined lifting hook device (4) further comprises a horizontal synchronous moving push rod assembly (48), the horizontal synchronous moving push rod assembly (48) comprises a synchronous moving power push rod (481), a horizontal push rod installation lug plate (482), a horizontal push rod installation base (483) and a horizontal push rod installation pin shaft (484), one end of the synchronous moving power push rod (481) which is symmetrically arranged on two sides is fixedly connected with a lifting hook lifting guide sleeve (472) of the lifting hook lifting guide sleeve assembly (47) through the horizontal push rod installation pin shaft (484) and the horizontal push rod installation lug plate (482), and the other end of the synchronous moving power push rod (481) is fixedly connected with the multi-slide guide hole side bearing plate (41) through the horizontal push rod installation pin shaft (484) and the horizontal push rod installation base (483).
5. The pipe pile lifting tool according to claim 4, wherein the box-type member comprises a multi-slide guide hole side bearing plate (41), a side bearing plate connecting plate (42), a side bearing plate connecting bolt (43), a side bearing plate positioning sleeve (44) and a positioning sleeve fixing bolt (45), the side bearing plate positioning sleeve (44) is sleeved on the side bearing plate connecting bolt (43) and is fixed by the positioning sleeve fixing bolt (45), the side bearing plate connecting plate (42) and the side bearing plate positioning sleeve (44) are formed into a partition, and the side bearing plate connecting bolt (43) and the positioning sleeve fixing bolt (45) are matched to form a box-type connecting piece;
The box-type component further comprises a bearing plate inner side thickened sliding guide plate (46), and the bearing plate inner side thickened sliding guide plate (46) is welded with the inner side surface of the multi-sliding guide hole side bearing plate (41);
the power mode of the synchronous lifting power push rod (475) is one of electric power, pneumatic power and hydraulic power, and the power mode of the synchronous moving power push rod (481) is one of electric power, pneumatic power and hydraulic power.
6. The pipe pile lifting appliance according to any one of claims 1-4, characterized in that two telescopic beam structures (2) are respectively arranged in a telescopic manner along two ends of the fixed beam structure (1), two combined lifting hook devices (4) are respectively arranged at the outer ends of the two telescopic beam structures (2), and the telescopic mechanism acts between the telescopic beam structures (2) and the fixed beam structure (1) or between the two telescopic beam structures (2);
the telescopic mechanism is a synchronous telescopic mechanism (3), the synchronous telescopic mechanism (3) comprises a rectangular square tube ejector rod (31), an ejector rod head bearing guide slide block (32), a bearing guide slide block fixing piece (33) and an ejector rod head chain traction member (34),
the rectangular square tube ejector rod (31) is fixedly connected with the combined lifting hook device (4) to push and pull and adjust the distance between the two combined lifting hook devices (4), the ejector rod head bearing guide sliding block (32) is matched with the bearing guide sliding block fixing piece (33) to control and guide the moving direction of the rectangular square tube ejector rod (31), and the ejector rod head chain traction member (34) is fixedly connected with the rectangular square tube ejector rod (31).
7. The pipe pile spreader according to claim 6, wherein the synchronous telescoping mechanism (3) further comprises a ram head drag chain fixing member (35), a drag chain end fixing bolt (36), a ram pushing limit buffer (37), a ram end connecting pin shaft (38), a ram mounting fixing base (39), a cable drag chain member (310), a ram moving drag chain (311), a ram moving drag chain wheel (312), a brake motor reducer (313), a brake motor reducer fixing bolt (314), a chain tightness adjusting basket bolt (315), a ram position left and right adjusting nut (316) and a basket bolt loosening fixing wire (317), the ram head drag chain fixing member (35), the drag chain end fixing bolt (36) and the cable drag chain member (310) are formed into a drag chain, one end of the drag chain end fixing bolt (36) is fixed on the ram head drag chain fixing member (35) and the other end is fixed on the cable drag chain supporting member (111) of the fixed beam structure (1),
the synchronous telescopic mechanism (3) is fixedly connected with the combined lifting hook device (4) through a pin roll (38) connected with the end part of the ejector rod and a fixed base (39) for mounting the ejector rod;
the ejector rod head chain traction member (34) is fixedly connected with an ejector rod movable traction chain (311) of the rectangular square pipe ejector rod (31), the ejector rod head chain traction member (34) and the ejector rod movable traction chain (311) are mutually and tightly connected through a chain tightness adjusting basket bolt (315) and an ejector rod position left and right adjusting nut (316),
The ejector rod pushing limiting buffer (37) is formed into an extension stroke limiter, a base of the extension stroke limiter is welded and fixed with the rectangular square pipe ejector rod (31) and moves along with the rectangular square pipe ejector rod, and the side surface of the extension stroke limiter is used for acting with the bearing stop piece (18) at the lower part of the fixed beam;
the ejector rod moving traction chain (311), the ejector rod moving traction chain wheel (312), the brake motor reducer (313) and the brake motor reducer fixing bolt are combined to form a driving link of the telescopic chain, and the brake motor reducer (313) releases the brake rotating motor to drive the reducer to operate so as to realize the rotation of the ejector rod moving traction chain wheel (312); the chain tightness adjusting basket bolt (315), the left and right adjusting nuts (316) at the ejector rod position and the basket bolt loosening fixing steel wire (317) are matched to adjust the chain tightness or the ejector rod position.
8. The pipe pile sling according to claim 6, wherein the fixed beam structure (1) further comprises a fixed beam upper and lower panel (11), a fixed beam inner side riser (12), a fixed beam middle riser (13), a fixed beam outer side riser (14) and a fixed beam upper hanging hole plate (17),
the upper and lower fixed beam panels (11) are connected with the inner fixed beam vertical plate (12), the middle fixed beam vertical plate (13) and the outer fixed beam vertical plate (14) to form a longitudinal box beam structure, two inner cavities (10) for placing the telescopic beam structure (2) are formed inside the longitudinal box beam structure,
The fixed beam upper hanging hole plate (17) is used for being connected to a hoisting machine, and the fixed beam lower bearing stop piece (18) is arranged on the bottom surface of the fixed beam upper panel (11) and the bottom surface of the fixed beam lower panel.
9. The pipe pile spreader of claim 8, wherein the fixed beam structure (1) further comprises a fixed beam end reinforcing plate (15), a fixed beam transverse connector (19), a brake motor reducer base piece (110), a cable drag rail chain support member (111) and a jack movement bearing guide rail (112),
the fixed beam end reinforcing plate (15) is arranged on the outer side of the end part of the longitudinal box beam structure, and the fixed beam transverse connecting piece (19) is connected between the left fixed beam upper panel and the right fixed beam lower panel (11).
10. The pipe pile sling according to claim 8, characterized in that the telescopic beam structure (2) comprises a telescopic beam I-shaped main body member (21), a telescopic beam end mounting perforated plate (23), a telescopic beam mounting fixing bolt (24), a telescopic beam mounting fixing base (25) and a telescopic beam end positioning stop member (26), the telescopic beam I-shaped main body member (21) has an I-shaped cross section shape and is sleeved in an inner cavity (10) of the longitudinal box girder structure to slide and stretch, the outer end of the telescopic beam I-shaped main body member (21) is fixedly connected with the combined lifting hook device (4) through the telescopic beam end mounting perforated plate (23), the telescopic beam mounting fixing bolt (24) and the telescopic beam mounting fixing base (25), and the telescopic beam end positioning stop member (26) limits the retraction stroke of the telescopic beam I-shaped main body member (21);
The tubular pile lifting appliance further comprises a wireless remote control operation hand device, a wireless remote control signal receiver and an electric control component mounting box, wherein the wireless remote control signal receiver and the electric control component mounting box are arranged on the fixed beam structure (1) or the synchronous telescopic mechanism (3), and the wireless remote control operation hand device and the wireless remote control signal receiver are in wireless communication so as to convey control instructions to the electric control component mounting box; or, the tubular pile lifting appliance further comprises a wired operation hand device and an electric control component installation box, wherein the electric control component installation box is arranged on the fixed beam structure (1) or the synchronous telescopic mechanism (3), and the wired operation hand device is in communication connection with the electric control component installation box so as to convey control instructions to the electric control component installation box.
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CN118163228A (en) * | 2024-05-14 | 2024-06-11 | 西南交通大学 | Vertical fixing device and method for pin connecting piece |
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CN118163228A (en) * | 2024-05-14 | 2024-06-11 | 西南交通大学 | Vertical fixing device and method for pin connecting piece |
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