TWI677613B - Cumulative slip assembly structure for large-span structures - Google Patents

Abstract

A large-span structural body cumulative slip assembly structure comprising a steel structure assembly area and a support frame area, the steel structure assembly area is provided with a plurality of support frames spaced apart and a plurality of sets of slide rails are arranged on the plurality of support frames; and The support frame area is provided with a plurality of sets of slide rails corresponding to the steel structure assembly area for a steel structure to slide on the slide rails. The support frame area is provided with at least one between a first support point and a second support point. Steel cables are connected in series. A sliding element is provided between the steel structure and the slide rails to allow the steel structure to slide on the slide rails. A continuous jacking jack is provided at the bottom of the steel structure, and the steel cable passes through the continuous jacking jacks to provide The continuous jacking jack clamps the steel cable and pulls the steel structure slipper. The present invention also provides a large-span structure with cumulative sliding assembly structure. At least one crawler is provided on the slide rail and includes a hydraulic cylinder and a clamping seat. The crawler is connected to the sliding element. The first end of the hydraulic cylinder is rotatably connected to the sliding element, and the second end of the hydraulic cylinder is rotatably connected to the clamping seat, which is disposed on the slide rail and can be clamped. Tighten the slide rail to push the steel structure.

Description

Cumulative slip assembly structure for long-span structures

The invention relates to a cumulative slip assembly structure of a large-span structure.

The traditional bridge construction method is implemented from the bottom up. First, the bridge foundation is burned and then the pier is completed. Then the pillars are manufactured. The steel beams are laid on the road surface to complete the bridge project. The progressive construction method is to complete the upper bridge deck structure from top to bottom, using the bridge deck as the access road, and lifting the construction machinery to complete the bridge foundation and pier.

The cantilever construction method is that the main body of the construction equipment is a crane located on the cantilever bridge deck, which is transported by truck to the end of the cantilever bridge deck and suspended, and the construction of the central temporary bridge pier is required to continue until half of the span, and the construction is completed. During the whole span, the drilling and digging equipment is suspended from the bridge deck to the ground for the foundation piles. After the concrete pier casting block is suspended by the crane, the pretension is applied, and the next cycle is continued after completion.

The purpose of the present invention is to horizontally slide, push, or tow to the design location after assembly of large-span structures (blocks) in sections. As a force transmission mechanism, the system promotes horizontal movement of large-span or super-heavy structures.

An embodiment of the present invention provides a large-span structure cumulative slip assembly structure, including a steel structure assembly area and a support frame area. The steel structure assembly area is provided with a plurality of support frames at intervals and is mounted on the plurality of support frames. Arranging multiple sets of slide rails; and the supporting frame area corresponding to the steel structure The assembly area is provided with a plurality of sets of slide rails for a steel structure to slide on the slide rails. The support frame area is arranged between a first support point and a second support point and at least one steel cable is connected in series. The steel structure and A sliding element is provided between the slide rails for the steel structure to slide on the slide rails. A continuous jacking jack is provided at the bottom of the steel structure, and the steel cable passes through the continuous jacking jack to provide the continuous jacking jack to clamp the Steel rope and tow the steel structure slipper.

Preferably, the top surface of the slide rail is rounded.

Preferably, the support frame area is provided with a plurality of supporting work frames between the first support point and the second support point, and the first support point and the second support point are provided with a support pier and an inner side A working frame, and a pressure plate fixing device for the slide rail is provided at the top of the supporting pier body to fix the slide rail; and the steel structure assembly area is provided with a plurality of longitudinal beams to the first support before the first support point point.

Preferably, a tension anchor is provided at the tail end of the steel structure as a reaction force structure, and a guide frame is provided at the front end of the steel structure to guide forward.

Preferably, the continuous jacking jack automatically and continuously pushes the steel structure. The continuous jacking jack includes a first jacking jack and a second jacking jack, the first jacking jack and the second jacking jack. The jacks are connected in parallel as a whole. The first jacking jack and the second jacking jack each include an oil cylinder, a duct member, a holder, and a sensor to provide power for pulling the steel structure.

Preferably, the catheter component of the first jacking jack includes a back-piercing core sleeve disposed inside a first oil cylinder, the back-piercing core sleeve having a central hole for the steel cable to pass through; and a back-top piston arrangement Inside the first oil cylinder, it is sleeved on the back thrust core sleeve, so that the back piston can be moved on the back thrust core sleeve. The front end of the first cylinder is provided with a back top sealing plate. The rear top piston passes through the rear top seal closing plate and forms the rear top anchor plate in front of the rear top piston, and the steel cable is provided to pass through the rear top anchor plate. The rear top anchor plate is provided with a rear top clip for Clamp the wire or loosen the wire.

Preferably, the conduit member of the second jacking jack includes a front jacking sleeve provided inside a second oil cylinder, the front jacking sleeve having a central hole for the steel cable to pass through; and a front jacking piston arrangement Inside the second oil cylinder, it is sleeved on the front thrust core sleeve, so that the front piston can be moved on the front thrust core sleeve. The front end of the second oil cylinder is provided with a front top sealing plate, and the front The top piston passes through the front top sealing plate and forms a front top anchor plate in front of the front top piston. The steel cable is provided to pass through the front top anchor plate. The front top anchor plate is provided with a front top clip for holding. The steel cable may be loosened.

Preferably, the present invention further includes a crawler including an oil pressure cylinder and a clamping seat. The crawler is connected to a sliding element. The sliding element is arranged below the steel structure and is mounted on the sliding rail. The first end of the hydraulic cylinder of the crawler is rotatably connected to the sliding element, and the second end of the hydraulic cylinder is rotatably connected to the clamping base, which is arranged on the slide rail. And the slide rail can be clamped.

The present invention provides another embodiment, a large-span structure cumulative slip assembly structure, including a steel structure assembly area and a support frame area. The steel structure assembly area is provided with a plurality of support frames spaced apart and supported by the majority. Eight sets of slide rails are arranged on the frame; and the support frame area is provided with multiple sets of slide rails corresponding to the steel structure assembly area for a steel structure to slide on the slide rails, and a sliding element is arranged below the steel structure and installed on On the slide rail, at least one crawler provided on the slide rail includes a hydraulic cylinder and a clamping seat, the crawler is connected to the sliding element, and the first end of the hydraulic cylinder of the crawler is rotatably connected. The sliding element, and the second end of the hydraulic cylinder is rotatably connected to the A clamping base is arranged on the slide rail and can clamp the slide rail.

Preferably, the support frame area is provided with a plurality of supporting work frames between the first support point and the second support point, and the first support point and the second support point are provided with a support pier and an inner side A working frame, and a pressure plate fixing device for the slide rail is provided at the top of the supporting pier body to fix the slide rail, and the steel structure assembly area is provided with a plurality of longitudinal beams to the first support before the first support point. point.

The invention can be applied to large-span bridge engineering, large-span construction engineering floor or roof, and super-heavy-weight structures covering the above.

100‧‧‧ Steel structure assembly area

101‧‧‧ Steel Structure

102‧‧‧Support

103‧‧‧Slide

104‧‧‧Working Rack

105‧‧‧ support pier

106‧‧‧ stringer

107‧‧‧ Pull anchor

108‧‧‧Guide frame

109‧‧‧ sliding element

110‧‧‧Continuous push jack

111‧‧‧H Beam

112‧‧‧Guide Wheel

112‧‧‧The first jack

113‧‧‧The second jack

114, 115‧‧‧ first and second cylinders

116, 117‧‧‧ first and second conduit parts

118‧‧‧ Clamp

119‧‧‧Back Top Through Heart Sleeve

120‧‧‧ center hole

121‧‧‧ rear piston

122‧‧‧ Rear top sealing plate

123‧‧‧ rear top anchor plate

124‧‧‧ Rear top clip

125‧‧‧Front through the heart sleeve

126‧‧‧Center hole

127‧‧‧ Front piston

128‧‧‧Front top sealing plate

129‧‧‧Front top anchor plate

130‧‧‧Front top clip

131、132‧‧‧‧Inlet nozzle

133、134‧‧‧Return nozzle

200‧‧‧Support frame area

201‧‧‧Steel rope

202‧‧‧Working Rack

203‧‧‧ supporting pier

204‧‧‧Pressure plate fixing device

P1‧‧‧First Support Point

P2‧‧‧Second support point

TP1, TP2, TP3, TP4

SQ1‧‧‧First stroke switch

SQ2‧‧‧Second stroke switch

SQ3‧‧‧Third stroke switch

SQ4‧‧‧Fourth stroke switch

SQ5‧‧‧Fifth stroke switch

SQ6‧‧‧ Sixth stroke switch

300‧‧‧ Crawler

301‧‧‧hydraulic cylinder

302‧‧‧Clamping seat

303‧‧‧ shaft

FIG. 1 is a side view of the cumulative slip assembly structure of the large-span structure of the present invention.

Figure 2-1 is a schematic diagram of the assembly and operation of the cumulative slip assembly structure of the large-span structure of the present invention.

Figure 2-2 is a schematic diagram of the assembly and operation of the cumulative slip assembly structure of the large-span structure of the present invention.

Figures 2-3 are schematic diagrams of the operation of the cumulative slip assembly structure of the large-span structure of the present invention.

Figures 2-4 are schematic views of the assembly and operation of the cumulative slip assembly structure of the large-span structure of the present invention.

Figures 2-5 are schematic diagrams of the operation of the cumulative slip assembly structure of the large-span structure of the present invention.

Figures 2-6 are disassembly diagrams of the cumulative slip assembly structure of the large-span structure of the present invention.

Figures 2-7 are disassembly diagrams of the cumulative slip assembly structure of the large-span structure of the present invention.

FIG. 3 is a schematic diagram of a continuous jacking jack of a large-span structural body cumulative slip assembly structure of the present invention.

FIG. 4 is a schematic view of a crawler of the cumulative sliding assembly structure of the large-span structure of the present invention.

Figure 4-1 is a schematic diagram of the action of the crawler of the present invention.

Figure 4-2 is a schematic diagram of the action of the crawler of the present invention.

Figures 4-3 are schematic diagrams of the action of the crawler of the present invention.

4-4 are schematic diagrams of the action of the crawler of the present invention.

FIG. 5 is a schematic front view of the sliding element of the cumulative sliding assembly structure of the large-span structure of the present invention.

FIG. 6 is a schematic cross-sectional view of a crawler and a sliding element of the cumulative sliding assembly structure of the large-span structure of the present invention.

FIG. 7 is an assembly schematic diagram of the cumulative slip assembly structure of the large-span structure of the present invention.

Figure 7-1 is an assembly schematic diagram of the cumulative slip assembly structure of the large-span structure of the present invention.

Figure 7-2 is an assembly schematic diagram of the cumulative slip assembly structure of the large-span structure of the present invention.

Figure 7-3 is an assembly schematic diagram of the cumulative slip assembly structure of the large-span structure of the present invention.

Figure 7-4 is an assembly schematic diagram of the cumulative slip assembly structure of the large-span structure of the present invention.

7-5 are assembling schematic diagrams of the cumulative slip assembly structure of the large-span structure of the present invention.

Figures 7-6 are assembly schematic diagrams of the cumulative slip assembly structure of the large-span structure of the present invention.

Figures 7-7 are assembling schematic diagrams of the cumulative slip assembly structure of the large-span structure of the present invention.

7-8 are assembling schematic diagrams of the cumulative sliding assembly structure of the large-span structure of the present invention.

7-9 are assembling schematic diagrams of the cumulative slip assembly structure of the large-span structure of the present invention.

Figures 7-10 are assembly schematic diagrams of the cumulative slip assembly structure of the large-span structure of the present invention.

7-11 are assembling schematic diagrams of the cumulative slip assembly structure of the large-span structure of the present invention.

Figures 7-12 are assembling schematic diagrams of the cumulative slip assembly structure of the large-span structure of the present invention.

Figure 7-13 is an assembly schematic diagram of the cumulative slip assembly structure of the large-span structure of the present invention.

Figures 7-14 are assembly schematic diagrams of the cumulative slip assembly structure of the large-span structure of the present invention.

Please refer to FIG. 1 of the present invention. The present invention is divided into a steel structure assembly area 100 and a support frame area 200. The steel structure assembly area 100 is provided with assembled steel structures 101. The steel structure assembly area 100 is provided with a plurality of support frames 102 spaced apart and eight groups of slide rails 103 are arranged on the plurality of support frames 102. The top surface of the slide rail 103 is round . The support frame area 200 is also correspondingly provided with eight sets of slide rails 103 for the steel structure 101 to slide thereon. The support frame area 200 is provided between the first support point P1 and the second support point P2 by a steel cable 201 connected in series and tightened. The support frame area 200 is provided between the first support point P1 and the second support point P2. Support work frames TP1, TP2, TP3, and TP4 (temporary support frames) are provided. The first support point P1 and the second support point P2 are provided with supporting pier bodies 105 and 203 and the inner working frames 104 and 202, and the top of the supporting pier bodies 105 and 203 are provided with a pressure plate fixing device 204 for the slide rail 103. The slide rail 103 is fixed as a stopping point of the steel structure 101 at the same time. The steel structure assembly area 100 is provided with a longitudinal beam 106 top to the first support point P1 before the first support point P1. After the steel structure structure 101 is assembled on the steel structure assembly area 100, a tension anchor 107 is provided at the tail end of the steel structure structure 101 as a reaction force structure. The front end of the steel structure 101 is provided with a guide frame 108 for guiding forward. A sliding element 109 is provided between the steel structure 101 and the slide rail 103 to provide the steel structure 101 to slide on the slide rail 103.

In an embodiment, a continuous jacking jack 110 is provided at the bottom of the steel structure 101, and a steel cable 201 is passed through the continuous jacking jack 110 to provide the continuous jacking jack 110 to clamp the steel cable 201 and to pull the steel structure 101 to slide. When the jack 110 is continuously pushed by the jack 110 to pull the steel structure, the anchor cable 107 is used to loosen the steel cable 201 by the jack 110 continuously, and the anchor 107 is supported on the slide rail 103 to prevent the steel structure 101 from sliding backward. When the jack 110 is continuously pushed to pull the steel structure 101 again, the steel cable 201 is moved forward by holding the jack 110 continuously, and the anchor 107 is also moved forward, and the steel structure 101 is moved forward.

Please refer to Figure 2-1. As mentioned above, the steel structure assembly area 100 and the support frame area 200 first set up the majority of support frames 102 and most support work frames TP1, TP2, TP3, TP4. The steel structure assembly area 100 is prepared Area where the steel structure 101 is assembled. A total of eight sets of slide rails 103 are arranged on the support frame 102 and the support work frames TP1, TP2, TP3, and TP4 to provide sliding of the steel structure 101 after assembly. The steel cables 201 between the first support point P1 and the second support point P2 are tightened in series. The support frame area 200 is used when the steel structure 101 is advanced and finally dropped.

Please refer to Figure 2-2, assembling the front section of the steel structure 101 in the steel structure assembly area 100. H-shaped steels 111 are temporarily strengthened on both sides of the steel structure 101 to withstand the stress changes of the steel structure 101 during the propulsion process. At the same time, the anchor structure 107 and the steel cable 201 are installed on the steel structure 101, the jack 110 is continuously pushed, and the sliding and side guide wheels 112 and the guide beam are installed (see FIG. 5).

Please refer to Figs. 2-3. The continuous pushing jack 110 is used to pull the steel structure 101 forward along the slide rail 103. When the steel structure 101 is advanced to the first support point P1, the steel structure 101 is fixed by a brake (not shown).

Please refer to Figures 2-4, assembling the rear section of the steel structure 101 in the steel structure assembly area 100. H-shaped steels 111 are temporarily strengthened on both sides of the steel structure 101 to withstand the stress changes of the steel structure 101 during the propulsion process. At the same time, the anchor structure 107 and the steel cable 201 are installed on the steel structure 101, the jack 110 is continuously pushed, and the sliding and side guide wheels 112 and the guide beam are installed. Combine the front and rear sections of the steel structure 101.

Please refer to Figs. 2-5, using the steel cable 201 and the continuous jacking jack 110 to pull the overall steel structure 101 along the slide rail 103 forward. When towed to position, the brakes of the first support point P1 and the second support point P2 fix the steel structure 101.

Please refer to Figs. 2-6, disassembling the support frame 102 and steel cable 201 of the steel structure assembly area 100, the continuous jacking jack 110, the guide beam, the stiffened H-shaped steel 111, and the like.

Please refer to FIGS. 2-7, and install a falling beam jack on the inner working frames 104 and 202 of the first support point P1 and the second support point P2. Install a permanent support pad (not shown). Drop the beam to the predetermined position. Disassemble the working support frames TP1, TP2, TP3, TP4 inside the first support point P1 and the second support point P2.

Please refer to FIG. 3 for a schematic diagram of the continuous jacking jack of the present invention. The continuous jacking jack 110 is capable of automatically and continuously jacking the steel structure 101. The continuous jacking jack 110 includes a first jacking jack 112 and a second jacking jack 113, and the first jacking jack 112 and the second jacking jack 113 are connected in parallel as a whole. The first jacking jack 112 and the second jacking jack 113 each include first and second cylinders 114, 115, first and second conduit members 116, 117, a holder 118, and a sensor (not shown in the figure). ) To provide power for pulling the steel structure 101. The first conduit member 116 of the first jacking jack 112 includes a back-through core sleeve 119 disposed inside the first oil cylinder 114. The back-through core sleeve 119 has a central hole 120 for the steel cable 201 to pass through. The rear top piston 121 is disposed inside the first oil cylinder 114 and is sleeved on the rear top core sleeve 119 so that the rear top piston 121 can be moved on the rear top core sleeve 119. The front end of the first oil cylinder 114 is provided with a rear top seal plate 122, the rear top piston 121 passes through the rear top seal closing plate 122 and forms a rear top anchor plate 123 in front of the rear top piston 121, and a steel cable 201 is provided to pass through the rear top anchor plate 123. The rear top anchor plate 123 is provided with a rear top clamping piece 124 for clamping the steel cable 201 or releasing the steel cable 201. The second duct member 117 of the second jacking jack 113 includes a front jacking sleeve 125 disposed inside the second oil cylinder 115. The front jacking sleeve 125 has a central hole 126 for the steel cable 201 to pass through. The front top piston 127 is disposed inside the second oil cylinder 115 and is sleeved on the front top core sleeve 125 so that the front top piston 127 can be moved on the front top core 125. The front end of the second oil cylinder 115 is provided with a front top sealing plate 128. The front top piston 127 passes through the front top sealing plate 128 and forms a front top anchor plate 129 in front of the front top piston 127. A steel cable 201 is passed through the front top anchor plate 129. . The front roof anchor plate 129 is provided with a front roof clip 130 for holding the steel cable 201 or releasing it. Steel cable 201. The actions of the first jacking jack 112 and the second jacking jack 113 are controlled by a controller (not shown) and act simultaneously. By controlling the rear jacking piston 121 of the first jacking jack 112 and the second jacking jack 113 and The front piston 127 is retracted to control the clamper 118 to clamp or loosen the cable 201. The holder 118 includes a rear top holding piece 124 and a front top holding piece 130. The first jacking jack 112 and the second jacking jack 113 are connected and provided with a first stroke switch SQ1, a second stroke switch SQ2, and a third stroke switch SQ3, and a fourth stroke jack is provided in front of the second jacking jack 113. The stroke switch SQ4, the fifth stroke switch SQ5, and the sixth stroke switch SQ6 are controlled by the controller to make each of the stroke switches actuate the jack 110 continuously. The bottom of the first and second cylinders 114 and 115 of the first jacking jack 112 and the second jacking jack 113 are respectively provided with oil inlet nozzles 131 and 132 and oil return nozzles 133 and 134 to provide oil inlet and oil return to the first and second cylinders, respectively. Inside the second oil cylinders 114 and 115, the rear top piston 121 and the front top piston 127 are operated. A sensor (not shown) is installed on the sensor bracket. The sensor signal is input to the controller, and the controller controls the action of continuously pushing the jack 110.

Please refer to FIG. 4 for a schematic view of the crawler of the present invention. The crawler 300 includes a hydraulic cylinder 301 and a clamping base 302. The crawler 300 is connected to the sliding element 109. A sliding element 109 is provided below the steel structure 101 and is mounted on the sliding rail 103. The first end of the hydraulic cylinder 301 of the crawler 300 is rotatably connected to the sliding element 109, and the second end of the hydraulic cylinder 301 is rotatably connected to the clamping base 302, and the clamping base 302 is provided on the slide rail 103. The slide rail 103 can be clamped or released.

In one embodiment, a steel structure 101 is installed above the sliding element 109 of the crawler 300. When the clamping seat 302 releases the slide rail 103, the shaft 303 at the first end of the hydraulic cylinder 301 is retracted to drive the clamping. The seat 302 moves forward. When the clamping base 302 is clamped on the slide rail 103, the shaft 303 at the first end of the hydraulic cylinder 301 is extended to the maximum distance, and the second end of the hydraulic cylinder 301 can push the sliding element 109 to move, and Drive the steel structure 101 to move.

Please refer to FIG. 4-1, the clamping base 302 is clamped on the slide rail 103, and the clamping base 302 is movably connected to the second end of the hydraulic cylinder 301, and the first end of the hydraulic cylinder 301 The sliding element 109 is movably connected.

Please refer to FIG. 4-2, the clamping seat 302 is clamped on the slide rail 103, and the shaft 303 at the first end of the hydraulic cylinder 301 extends to the maximum distance, and the second end of the hydraulic cylinder 301 The sliding element 109 can be pushed.

Please refer to FIG. 4-3, the clamping base 302 is released from the slide rail 103, and the shaft 303 at the first end of the hydraulic cylinder 301 is retracted, which drives the clamping base 302 to move forward.

Please refer to FIG. 4-4, the clamping seat 302 is retracted by the shaft 303 at the first end of the hydraulic cylinder 301, and the clamping seat 302 is moved to the shaft 303 to be retracted and stopped. Repeat the above steps to push the steel structure 101 up.

Please refer to FIG. 5, the sliding element 109 is disposed on the sliding rail 103. The slide rail 103 is disposed on the support frame 102.

Please refer to FIG. 6, the crawler 300 is connected to the sliding element 109, and a steel structure 101 is mounted above the sliding element 109. Both the sliding element 109 and the clamping base 302 are disposed on the slide rail 103. By using the telescopic movement of the hydraulic cylinder 301 and the clamping and releasing of the slide rail 103 by the clamping base 302, the sliding element 109 can be pushed, so that the steel structure 101 can be pushed and moved.

In one embodiment, the present invention can also use the continuous jacking jack 110 and the crawler 300 to pull / push the steel structure 101 at the same time.

Please refer to FIG. 7, the steel structure of the accumulated sliding assembly structure of the large-span structure of the present invention is mounted on a support frame. The steel structure is divided into E1 and E2 areas, and E1 and E2 areas have ejection points 01-03, which have about 50 axes. Among them, 9,17,25,34,42,50 are marked according to the ejection points. axis. This schematic diagram is the plane configuration diagram of the pushing point.

Refer to Figure 7-1, Step 1: Show the schematic diagram of the installation and assembly platform.

Please refer to Figure 7-2, Step 2: Assemble the 47-51 shaft on the truss in the E1-1 area. Step 3: Set the push point 01 on the 50 axis.

Please refer to Figure 7-3, Step 4: Unlock (lower) the assembly platform support system. Step 5: Perform E1-1 block slip.

Please refer to Figure 7-4, Step 6: Upper-top assembly platform support system. Step 7: Assemble the 44-47 axis of the truss in the E1-2 area.

Please refer to Figure 7-5, Step 8: Disengage (lower) the assembly platform support system. Step 9: Perform E1-2 zone slip.

Please refer to Figure 7-6, Step 10: Top-mounted assembly platform support system. Step 11: Assemble the 41-44 axis on the truss in E1-3 area, and set the pushing point 02 on the 42 axis.

Refer to Figure 7-7, Step 12: Cycle Step 4 in Figure 7-3 to Step 11 in Figure 7-6, and set the push point 03 on the 34 axis. Step 13: Disassemble (descent) the assembly platform support system and perform sliding.

Please refer to Figure 7-8. Step 14: Slide the E1 area to the design position, elevation, etc. to complete the positioning.

Please refer to Figure 7-9, Step 15: Assemble 22-26 shafts in the truss in E2-1 area. Step 16: Set the push point 01 on the 25 axis.

Refer to Figures 7-10, Step 17: Unlock (lower) the assembly platform support system. Step 18: Perform E2-1 zone slip.

Refer to Figures 7-11, Step 19: Cycle assembly of trusses and slip operations. Step 20: Set pushing points 02/03 on the 17/09 axis.

Please refer to Figure 7-12, Step 21: Disengage (lower) the assembly platform support system. Step 22: Perform 18M cumulative truss slip.

Please refer to Figure 7-13, Step 23: Top-mounted assembly platform support system. Step 24: Assemble the 1-4 axis truss in place with a crane.

Refer to Figures 7-14, Step 25: Disassemble the assembly platform system. Step 26: Perform the ejection and ejection operations, and adjust the truss roof to the design requirements.

To sum up, the present invention is that the large-span structure is assembled in sections (blocks) by horizontal sliding, pushing (or traction) to the design positioning point, and the construction is completed in sections and sequentially until the overall structure is completed. The sliding and pushing system is used as a force transmission mechanism to promote the horizontal movement of large-span (or super-heavy) structures. The invention can be applied to large-span bridge engineering, large-span construction engineering floor or roof, and super-heavy-weight structures covering the above.

Claims (10)

A large-span structural body cumulative slip assembly structure comprising a steel structure assembly area and a support frame area, the steel structure assembly area is provided with a plurality of support frames spaced apart and a plurality of sets of slide rails are arranged on the plurality of support frames; and The support frame area is provided with a plurality of sets of slide rails corresponding to the steel structure assembly area for a steel structure to slide on the slide rails. The support frame area is provided with at least one between a first support point and a second support point. Steel cables are connected in series. A sliding element is provided between the steel structure and the slide rails to allow the steel structure to slide on the slide rails. A continuous jacking jack is provided at the bottom of the steel structure, and the steel cable passes through the continuous jacking jacks to provide The continuous jacking jack clamps the steel cable and pulls the steel structure slipper. The accumulated sliding assembly structure of the long-span structure as described in item 1 of the scope of patent application, wherein the top surface of the slide rail is rounded. The large-span structure cumulative slip assembly structure described in item 1 of the scope of the patent application, wherein the support frame area is provided between the first support point and the second support point by a plurality of support work frames, and the The first support point and the second support point are provided with a support pier body and a working frame located on the inner side, and a top plate fixing device of the slide rail is provided at the top of the support pier body to fix the slide rail; and the steel structure assembly area is A plurality of longitudinal beams are provided to the first support point before the first support point. The cumulative slip assembly structure of the large-span structure described in item 1 of the scope of the patent application, wherein the steel structure is provided with a tension anchor at the tail end as a reaction force structure, and the front end of the steel structure is provided with a guide for guiding go ahead. The cumulative sliding assembly structure of the large-span structure described in item 1 of the scope of the patent application, wherein the continuous jacking jack automatically and continuously pushes the steel structure, and the continuous jacking jack includes a first jacking jack and a The second jacking jack is connected in parallel with the second jacking jack as a whole. The first jacking jack and the second jacking jack each include an oil cylinder, a duct member, and a clamp. And a sensor to provide power to pull the steel structure. According to the accumulated sliding assembly structure of the large-span structure described in item 5 of the scope of the patent application, wherein the duct member of the first jacking jack includes a back-piercing core sleeve disposed inside the first oil cylinder, and the back-piercing The mandrel has a central hole for the steel cable to pass through; and a back-top piston is disposed inside the first oil cylinder and is sleeved on the back-through penetrating mandrel so that the back-top piston can pass through the mandrel at the back-top Moving up, the front end of the first cylinder is provided with a rear top seal plate, the rear top piston passes through the rear top seal closing plate and forms the rear top anchor plate in front of the rear top piston, and the steel cable is provided to pass through the rear A top anchor plate, the rear top anchor plate is provided with a rear top clamping piece for clamping the steel cable or loosening the steel cable. The cumulative sliding assembly structure of the large-span structure as described in the patent application item 6, wherein the conduit member of the second jacking jack includes a front jacking sleeve disposed inside a second oil cylinder, and the front jacking The core sleeve has a central hole for the steel cable to pass through; and a front top piston is disposed inside the second oil cylinder and is sleeved on the front top core sleeve so that the front top piston can penetrate the core sleeve at the front top Moving up, the front end of the second oil cylinder is provided with a front top sealing plate, the front top piston passes through the front top sealing plate and forms a front top anchor plate in front of the front top piston, and the steel cable is provided to pass through the front top An anchor plate, the front roof anchor plate is provided with a front roof clip for holding the steel cable or releasing the steel cable. According to the accumulated sliding assembly structure of the large-span structure described in item 1 of the scope of patent application, it further includes a crawler including an oil pressure cylinder and a clamping seat, the crawler is connected to a sliding element, and the steel structure is below The sliding element is provided and mounted on the slide rail. The first end of the hydraulic cylinder of the crawler is rotatably connected to the sliding element, and the second end of the hydraulic cylinder is rotatably connected to the clamp. The clamping seat is arranged on the slide rail and can clamp the slide rail. A large-span structural body cumulative slip assembly structure comprising a steel structure assembly area and a support frame area, the steel structure assembly area is provided with a plurality of support frames spaced apart and eight groups of slide rails are arranged on the plurality of support frames; and The support frame area is provided with a plurality of sets of slide rails corresponding to the steel structure assembly area for a steel structure to slide on the slide rails. A sliding element is arranged below the steel structure and mounted on the slide rails. Setting at least one crawler includes a hydraulic cylinder and a clamping seat, the crawler is connected to the sliding element, the first end of the hydraulic cylinder of the crawler is rotatably connected to the sliding element, and the hydraulic cylinder The second end is rotatably connected to the clamping base, and the clamping base is arranged on the slide rail and can clamp the slide rail. The cumulative sliding assembly structure of the large-span structure as described in item 9 of the scope of the patent application, wherein the support frame area is provided between the first support point and the second support point, and a plurality of support working frames are provided, and the The first support point and the second support point are provided with a support pier body and a working frame located on the inner side, and a top plate fixing device of the slide rail is provided at the top of the support pier body to fix the slide rail; and the steel structure assembly area A plurality of longitudinal beams are provided to the first support point before the first support point.