CN209779679U - Displacement system of pipe gallery segment - Google Patents
Displacement system of pipe gallery segment Download PDFInfo
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- CN209779679U CN209779679U CN201920018728.5U CN201920018728U CN209779679U CN 209779679 U CN209779679 U CN 209779679U CN 201920018728 U CN201920018728 U CN 201920018728U CN 209779679 U CN209779679 U CN 209779679U
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Abstract
The utility model provides a shift system of piping lane festival section, shift system include the sclerosis walking ground and the shift unit of foundation ditch both sides, and shift unit includes the aversion car and can dismantle the hanging basket that suspends in midair of connection on the aversion car, and the aversion car includes universal wheel, steel skeleton and counter weight, and the steel skeleton includes that chassis, middle part are encorbelmented dish, axis stand, suspension cable and railing handrail. The utility model provides a pipe gallery festival section indulge working face and the safety problem when moving for the construction progress, when improving the work efficiency, guaranteed the installation accuracy, the input equipment is simple, and technology is simple and convenient, has better economic benefits.
Description
Technical Field
The utility model belongs to piping lane construction, especially a supplementary mobile device of piping lane festival section.
Background
The construction of urban underground comprehensive pipe galleries in China enters a high-speed development period, and the comprehensive pipe galleries are mainly made of rectangular sections and are generally made by prefabricating and cast-in-place methods. The prefabricated segment assembling method is characterized in that the prefabricated segment is prefabricated in a factory or on site and then transported to the site to be assembled and combined into a whole, so that a large amount of on-site wet casting operation can be avoided, and the prefabricated segment assembling method has the advantages of short construction period, small limitation of on-site conditions and the like, and is gradually popularized and applied. Before the pipe gallery segment is installed, foundation pit excavation and foundation treatment need to be carried out firstly, the excavation depth of a foundation pit is generally more than 3m, especially when the foundation pit is located on a soft foundation, the steel cross brace spacing between foundation pit enclosures is often dense, about 4m per channel, the pipe gallery segment laying process is influenced by foundation pit enclosure steel supports and pipe joint chamfers, and the pipe joints are difficult to ensure that one-time hoisting is in place. Therefore, in the installation stage of the urban underground comprehensive pipe gallery segments, after the pipe segments are hoisted to the bottom of the foundation pit by using the gaps of the foundation pit enclosure steel cross braces by adopting a large-tonnage truck crane to hoist the pipe segments, the difficult problem that the pipe segments cannot be directly longitudinally moved and assembled in place due to the influence of the steel cross braces generally exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a displacement system of piping lane festival section, it has unable direct vertical migration to assemble the technical problem who targets in place to solve large-tonnage truck crane hoist and mount piping lane festival and receive the influence of steel stull.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
A displacement system for pipe gallery segments is positioned on construction access roads at two longitudinal sides of a foundation pit and comprises two hardened walking grounds which are symmetrically poured on the construction access roads and respectively abut against the outer sides of vertical foundation pit supports,
The shifting system also comprises a shifting device which longitudinally moves on the walking ground, the shifting device comprises a shifting vehicle and a suspension hanging basket which is detachably connected with the shifting vehicle, the shifting vehicle comprises universal wheels, a steel framework and a balance weight, the steel framework comprises a chassis, a middle suspension plate, a middle shaft upright post, a stay cable and a handrail,
The chassis comprises a rectangular chassis frame and two counter weight bearing steel plates which are fully paved and fixedly connected with the upper side of the chassis frame, the bottom of the center shaft upright post is respectively and fixedly connected with the inner end part of the chassis frame,
the middle cantilever disc comprises a rectangular cantilever frame and an upper steel plate fixedly connected and paved on the upper side of the cantilever frame, the inner end part of the middle cantilever disc is a cantilever end, and extends out of the construction access and a foundation pit support are positioned above the foundation pit,
The inclined pull cables are provided with two pairs of four pull cables, and comprise a pair of outer pull cables and a pair of inner pull cables, the outer pull cables are fixedly connected with the middle shaft upright post, the outer end part of the overhanging frame and the outer end part of the chassis frame from top to bottom in sequence, the inner pull cables are fixedly connected with the middle shaft upright post and the inner end part of the overhanging frame from top to bottom in sequence,
The outer guy cable is arranged between the chassis frame and the overhanging frame and is provided with a ladder climbing and stepping beam,
The counterweight is arranged at the outer end part of the counterweight bearing steel plate,
The suspension hanging basket comprises a suspension pull rod and a man-riding basket, the suspension pull rod is a truss rod, the top of the suspension pull rod is detachably connected with the side wall of the suspension end through a bolt, the inner side of the bottom of the suspension pull rod is fixedly connected with the man-riding basket on the horizontal, the man-riding basket on the horizontal is inwards convex relative to the suspension pull rod towards the foundation pit,
The universal wheel is equipped with four altogether, and universal wheel fixed connection is at the downside of chassis frame, railing handrail sets up in both sides along the frame of encorbelmenting and the roof beam full length of marking time of cat ladder.
the chassis frame comprises two opposite cross rods and two opposite longitudinal rods, the number of the middle shaft upright columns is two, the bottoms of the middle shaft upright columns are respectively fixedly connected with the inner end parts of the cross rods, and the universal wheels are fixedly connected to the lower sides of the cross rods.
The overhanging frame comprises two transverse overhanging rods which are respectively and fixedly connected with the middle parts of two middle shaft upright posts, the overhanging frame also comprises a longitudinal connecting rod, the inner end parts of the overhanging rods are overhanging ends, the overhanging ends extend out of the construction access and are positioned above the foundation pit, a connecting rod is fixedly connected between the outer end parts of the two overhanging rods,
The top of the suspension pull rod is detachably connected with the side wall of the suspension rod through a connecting piece.
The handrail is arranged on two sides along the whole length of the cantilever rod and the ladder step beam.
The two pairs of the stay cables comprise a pair of outer stay cables and a pair of inner stay cables, the top end parts of the outer stay cables are fixedly connected with the top end part of the center shaft upright post, the middle parts of the outer stay cables are fixedly connected with the outer end part of the cantilever rod, the bottom end parts of the outer stay cables are fixedly connected with the inner end part of the longitudinal rod, the top end parts of the inner stay cables are fixedly connected with the top end part of the center shaft upright post, the bottom end parts of the inner stay cables are fixedly connected with the inner end part of the cantilever rod,
the chassis, the middle cantilever disc, the middle shaft upright post and the stay cable are all made of section steel and are all welded in mutual connection; the handrail is formed by welding reinforcing steel bars.
the hardened walking ground is a concrete ground with the thickness not less than 20cm and the grade not less than C25, and the counterweight is a concrete block.
Compared with the prior art the utility model has the following characteristics and beneficial effect:
the utility model discloses a solve the piping lane festival section and receive foundation ditch enclosure steel stull and the influence of tube coupling chamfer when adopting large-scale loop wheel machine hoist and mount, the difficult problem that once only hoist and mount target in place is hardly ensured to the tube coupling, has designed the piping lane festival section shift system that uses in the foundation ditch both sides according to the form of strutting in the foundation ditch and limited installation space. This shift system combines foundation ditch construction access road, and the sclerosis walking ground of construction in the upper side provides the intensity for the shifter and supports, and the shifter comprises can dismantling to connect the aversion car and hang in midair the basket, hangs in midair and hangs the basket and stretch into the foundation ditch as operation platform in, and the constructor that can conveniently stand of people's basket of going up to carry out the chain block operation in later stage. The design of shifter is double-deck, and the atress is reasonable, and center pillar, suspension cable and chassis are main bearing structure, place the balancing weight that prevents the aversion car and topple on the chassis, and the dish of encorbelmenting is the design of last people, encorbelment to be equipped with between dish and the chassis and mark time the roof beam, and constructor can be from marking time on the roof beam encorbelment the dish then climb into and suspend in midair in hanging the basket.
the utility model provides a pipe gallery festival section indulge working face and the safety problem when moving for the construction progress, when improving the work efficiency, guaranteed the installation accuracy, the input equipment is simple, and technology is simple and convenient, has better economic benefits.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
fig. 1 is a schematic structural diagram of the shifting device of the present invention.
Fig. 2 is a schematic view of the top view arrangement of the displacement system of the present invention.
Figure 3 is the utility model discloses the hoist and mount schematic diagram of piping lane festival section.
figure 4 is the hoist and mount schematic diagram of the fifth second pipe gallery festival section of utility model discloses method of use step.
Fig. 5 is a schematic diagram of the arrangement of the chain block of the fifth second pipe gallery segment according to the usage of the present invention.
fig. 6 is a schematic diagram of the displacement system and the longitudinal displacement of the second pipe gallery segment by using the displacement system.
Fig. 7 is a side view schematic of the structure of fig. 6.
Fig. 8 is a schematic view of a detachable connecting bolt of the suspension basket and the shift car.
Reference numerals: 1-foundation pit, 2-construction sidewalk, 3-foundation pit support, 4-hardened walking ground, 5-suspension hanging basket, 51-suspension pull rod, 52-manned basket, 6-universal wheel, 7-counterweight, 8-chassis, 81-chassis frame, 811-cross rod, 812-longitudinal rod, 82-counterweight bearing steel plate, 9-cantilever plate, 91-cantilever frame, 911-cantilever rod, 912-connecting rod, 92-manned steel plate, 10-central shaft upright post, 11-stay cable, 111-outer cable, 112-inner cable, 12-railing armrest, 13-stair step beam, 14-bolt, 15-truck crane, 16-crane bearing steel plate, 17-sleeper, 18-flat car, 19-hoisting hole, 20-upper hoisting hole, 21-foundation pit cross brace, 22-upper hoisting worker, 23-upper hoisting block, 24-first block pipe gallery segment, 25-second block pipe gallery segment, 26-lower hoisting block, 27-lower row of workers, 28-lower row of hoisting holes, 29-limit short steel bars, 30-lifting ropes and 31-L-shaped protective steel plates.
Detailed Description
referring to figures 1, 2, 6, 7 and 8, a displacement system for pipe gallery sections, located on the construction walkways 2 on both longitudinal sides of the foundation pit 1, comprises two hardened running floors 4 symmetrically cast on the construction walkways 2, respectively abutting the outside of the vertical foundation pit supports 3.
The shifting system also comprises a shifting device which longitudinally moves on the walking ground, and the shifting device comprises a shifting vehicle and a hanging basket 5 which is detachably connected on the shifting vehicle.
The shifting vehicle comprises universal wheels 6, a steel skeleton and a counterweight 7, wherein the steel skeleton comprises a chassis 8, a middle cantilever disc 9, a middle shaft upright post 10, a stay cable 11 and a handrail 12.
The chassis 8 comprises a rectangular chassis frame 81 and two counterweight bearing steel plates 82 which are fully paved and fixedly connected to the upper side of the chassis frame, the two lateral sides of the center shaft upright post 10 are respectively provided with two counterweight bearing steel plates, and the bottom of the center shaft upright post 10 is respectively fixedly connected with the inner end part of the chassis frame 81.
The middle cantilever disc 9 comprises a rectangular cantilever frame 91 and a last steel plate 92 fixedly connected and laid on the upper side of the cantilever frame 91, and the inner end part of the middle cantilever disc 9 is an cantilever end and extends out of the construction access road 2 and the foundation pit support 3 to be positioned above the foundation pit.
the stay cables 11 are provided with two pairs of four stay cables, and each stay cable comprises a pair of outer stay cables 111 and a pair of inner stay cables 112, the outer stay cables 111 are fixedly connected with the top of the center shaft upright post 10, the outer end part of the overhanging frame 91 and the outer end part of the chassis frame 81 from top to bottom, and the inner stay cables 112 are fixedly connected with the top of the center shaft upright post 10 and the inner end part of the overhanging frame 91 from top to bottom.
The outer cable 111 is positioned between the chassis frame 81 and the overhanging frame 91 to form a stair climbing stepping beam 13.
The counterweight 7 is placed on the outer end of the counterweight support steel plate 82.
The hanging basket 5 comprises a hanging pull rod 51 and a horizontal manned basket 52, the hanging pull rod 51 is a truss rod, the top of the hanging pull rod 51 is detachably connected with the side wall of the overhanging end of the overhanging frame 91 through a bolt 14, the inner side of the bottom of the hanging pull rod 51 is fixedly connected with the manned basket 52, and the manned basket 52 is inwards protruded towards the foundation pit 1 relative to the hanging pull rod 51
The universal wheels 6 are four in number, the universal wheels 6 are fixedly connected to the four corners of the lower side of the chassis frame 81, and the handrail 12 is arranged on two sides along the overhanging frame 91 and the ladder step beam 13.
The chassis frame 81 comprises two opposite cross bars 811 and two opposite longitudinal bars 812, the number of the middle shaft upright columns 10 is two, the bottoms of the middle shaft upright columns are respectively and fixedly connected with the inner end parts of the cross bars 811, and the universal wheels 6 are fixedly connected to the lower sides of the cross bars 811.
the frame 91 of encorbelmenting includes respectively with two horizontal poles 911 of encorbelmenting of two way axis stand 10 middle parts fixed connection, the frame of encorbelmenting still includes a fore-and-aft connecting rod 912, the interior tip of the pole 911 of encorbelmenting is for encorbelmenting the end, stretching out construction access road 2 and foundation ditch and strut 3 and be located the top of foundation ditch 1, fixedly connected with connecting rod 912 between the outer tip of two poles 911 of encorbelmenting, the top of hanging the pull rod 51 can be dismantled through bolt 14 with the lateral wall of the pole 911 of encorbelmenting.
The balustrade handrail 12 is arranged on both sides along the overhanging pole 911 and the stair climbing stepping beam 13.
The top end of the outer cable 111 is fixedly connected with the top end of the centre shaft upright post 10, the middle part of the outer cable 111 is fixedly connected with the outer end part of the cantilever bar 911, the bottom end of the outer cable 111 is fixedly connected with the inner end part of the cross bar 811, the top end of the inner cable 112 is fixedly connected with the top end of the centre shaft upright post 10, and the bottom end of the inner cable 112 is fixedly connected with the inner end part of the cantilever bar 911.
In the embodiment, the chassis 8, the middle cantilever disc 9, the middle shaft upright post 10 and the stay cable 11 are all made of section steel, and the mutual connection is all welding; the balustrade handrail 12 is formed by welding steel bars. The bolt 14 has a diameter of 120 mm.
Wherein, chassis frame 81 is No. 20 channel-section steels, and the frame of encorbelmenting 91 is No. 20 channel-sections, and the thickness of counter weight bearing steel sheet is 1cm, and axis post 10 is No. 16 channel-sections, and stay cable 11 is No. 12 channel-sections, and the roof beam 13 of marking time of cat ladder is No. 12 channel-sections, and railing handrail 12 is diameter 22 cm's reinforcing bar, suspends basket 5 in midair and all adopts No. 16 channel-sections.
The hardened walking ground 4 is a concrete ground with the thickness not less than 20cm and the grade not less than C25, and the counterweight 7 is a concrete block.
The method for installing the pipe gallery by using the displacement system comprises the following installation steps:
Step one, pre-assembling pipe gallery sections: before the pipe gallery segments are assembled on site, trial assembly is carried out on a prefabricated site, and whether the bell and spigot reserved size gaps of the pipe gallery segments are suitable or not is determined.
Because a plurality of sets of bottom templates are added, the assembly of the bell and spigot can be accumulated only, so that the assembly is difficult, and polishing measures are taken as required; and determining whether the reserved expansion amount of the water stop is proper, and when the water stop is designed to be positioned on the side surface of the socket according to the drawing, adjusting the expansion amount of the water stop according to the reserved size gap of the socket. The size of the water stop belt is larger, and the splicing seam of the prefabricated pipe joint is overlarge; the size of the water stop belt is smaller, and the water stop effect of the splicing seams of the prefabricated pipe sections is not ideal.
And step two, respectively pouring hardened walking grounds 4 on the construction access roads 2 at the two longitudinal sides of the foundation pit 1 and the outer sides close to the foundation pit support 3.
step three, transporting the pipe gallery segments: in this example, the truck crane is 65 tons, and the flat car is 5.5 tons. The method comprises the steps of filling and compacting slag on one side of a foundation pit at the position of a station position of a truck crane 15, namely the position of a pipe gallery section to be installed, driving the truck crane into a construction site through a construction access, laying crane bearing steel plates 16 at the positions of supporting legs of the truck crane, and filling two sleepers 17 on the lower sides of the positions of the supporting legs to ensure that the foundation has enough bearing capacity during truck crane operation.
Later will wait to assemble the pipe gallery festival section and transport to the outside of mobile crane 15 through construction way 2 through flatbed 18, it has two rows of hole for hoist to assemble to open respectively on the horizontal both sides curb plate of pipe gallery festival section, the hole for hoist is the blind hole, and the mobile crane lifts first pipe gallery festival section 24 and passes the clearance of foundation ditch stull 21 and transfer to preset position completion in foundation ditch 1 and tentatively take one's place, and the smooth one deck fine sand 19 that has spread in advance in foundation ditch 1 reduces the frictional resistance between pipe joint and foundation ditch concrete foundation, and thickness is not more than 5 mm.
Step four, assembling a shifting device: the shifting vehicle and the hanging basket are separately processed and manufactured. The steel skeleton is made of profile steel, the universal wheels 6 are mounted at the bottom of the steel skeleton, the counter weight 7 is placed on the steel skeleton, the bolts 14 suspending the hanging basket 5 are connected in place, the height of the upper basket 52 is based on the height suitable for facilitating the work of the upper row of chain block 23 when the upper row of workers 22 stand, and two shifting devices which are arranged oppositely are arranged on two sides of the foundation pit respectively.
Step five, as shown in fig. 3-6, transporting the second pipe gallery segment to be lowered into the foundation pit, and then respectively installing upper row chain blocks 23 between the upper row of hoisting holes 20 on the two sides of the second pipe gallery segment 25; and a lower row of chain blocks 26 are respectively arranged between the lower rows of hoisting holes 25 on the two sides of the second pipe gallery section 25.
The constructors comprise two upper row workers 22 and two lower row workers 27, the two sides of the foundation pit are respectively provided with one upper row worker 22 and one lower row worker 27, and the upper row workers 22 respectively stand on the upper baskets 52 at the two sides; lower row of workman 27 and last row of workman 22 dislocation stand in foundation ditch 1 hole, then go up row of workman 22 pulling and go up row of pulled calabash 23, lower row of workman 27 pulling is pulled calabash 26 down, and the chain blocks of both sides are evenly hard from top to bottom simultaneously, carry out the longitudinal movement of second pipe gallery segment 25 and assemble in place, are connected with first pipe gallery segment 24.
And step six, determining the longitudinal displacement distance of each pipe gallery segment according to the position of the steel cross brace. When the shifting device walks to collide with the foundation pit cross brace 21, the upper row of workers 22 return to the ground from the steel plate 92 of the upper person through the ladder step beam 13, then the bolts 14 are loosened to disassemble and pack the hanging basket 5 and the shifting vehicle, then the hanging basket 5 spans the foundation pit cross brace 21, the shifting vehicle longitudinally moves to the next position along the hardened walking ground 4, and then the hanging basket 5 is placed to the working height and is connected with the shifting vehicle through bolts again.
and seventhly, transporting to lower the third pipe gallery segment into the foundation pit, and repeating the fifth step and the sixth step until all the assembled pipe gallery segments are connected.
In the third, fourth and seventh steps, the hoisting and lowering of the pipe gallery segments are as follows:
Referring to fig. 3, bury the hoisting bolt in the last row of hoist and mount hole of every piping lane segment both sides respectively, the diameter of hoisting bolt is 650mm, 20cm in stretching into the lateral wall of piping lane segment, the hoist and mount hole is all stretched out to the terminal surface of hoisting bolt, transverse welding has spacing short steel bar 29 that length is greater than the hoist and mount hole on the hoisting bolt, the length of spacing short steel bar 29 is 15cm, the diameter is 22mm, spacing short steel bar 29 card is on the lateral wall of piping lane segment, then be connected bottom and the short steel bar of lifting rope 30, in order to prevent that wire rope unhook, L type protection steel plate 31 is established with the stupefied friction position in piping lane segment chamfer limit to the lifting rope.
after the pipe gallery festival section was laid to the flatbed on, the both ends of pipe gallery festival section were respectively passed through chain block and flatbed locking with wire rope and snap ring, and 1cm thickness rubber strip is respectively placed to the flatbed both sides simultaneously, avoids the steel member direct contact on pipe gallery surface and the flatbed, causes the damage to the pipe gallery festival section.
because it is limited to assemble on-the-spot pipe gallery both sides working face space, and the width in headspace is 80cm, and all chain block's size all suits with the size and the weight of pipe gallery festival section, ensures after vertically shifting that the piece joint distance between two adjacent festival pipe gallery festival sections is controlled within 5 mm.
and step eight, performing subsequent treatment on the pipe joints. After the piping lane major structure is accomplished, go on according to the design drawing, the surface brush polyurethane waterproof coating, plaster the cement mortar isolation layer, paste waterproofing membrane outsourcing again on the cement mortar isolation layer to plaster one deck cement mortar protective layer again in utility tunnel both sides, lay the reinforcing bar net at the trench top, after waterproof coating construction finished, construction 70mm thick C20 pea gravel concreten protective layer. And backfilling the two sides of the comprehensive pipe gallery symmetrically and simultaneously, wherein the backfilling sequence is carried out in a layering manner from high to low in the substrate drainage direction, backfilling materials are paved in a layering manner, each layer is manually tamped to be not more than 250mm thick, each layer is mechanically tamped to be not more than 350mm thick, the waterproof layer is prevented from being damaged, and the tamping coefficient is not less than 0.94. In this example, the truck crane is 65 tons, and the flat car is 5.5 tons.
The utility model discloses utilize preformed hole installation chain block shift system in the prefabricated stage of tube coupling in the construction stage, according to the limited characteristics in piping lane festival section installation space, divide double-deck design constructor simultaneously, the upper strata utilizes to suspend in midair and hangs the basket, and lower floor directly stands in the foundation ditch, and upper workman stimulates the chain block of lower floor, and the lower floor workman stimulates the chain block of lower floor four people's concurrent operation completion and indulges the process of moving. When meetting the steel stull, but the aversion car is from taking the universal wheel freely to remove, and the aversion car with hang in midair and hang for dismantling the connection between the basket, constructor can return according to the former way of basket route, then hangs in midair through dismantling and hang the basket and stride across the process of steel stull reinstallation, wholly solves the restriction of steel stull, and then accomplishes the demand of aversion.
Claims (7)
1. the utility model provides a displacement system of piping lane festival section, is located on construction access way (2) of foundation ditch (1) vertical both sides, its characterized in that: comprises two hardened walking grounds (4) which are symmetrically poured on a construction access way (2) and respectively abut against the outer sides of vertical foundation pit supports (3),
The shifting system also comprises a shifting device which longitudinally moves on the walking ground, the shifting device comprises a shifting vehicle and a hanging basket (5) detachably connected to the shifting vehicle,
The shifting vehicle comprises universal wheels (6), a steel skeleton and a counterweight (7), wherein the steel skeleton comprises a chassis (8), a middle cantilever disc (9), a center shaft upright post (10), a stay cable (11) and a handrail (12),
The chassis (8) comprises a rectangular chassis frame (81) and two counterweight bearing steel plates (82) which are fully paved and fixedly connected with the upper side of the chassis frame, the bottom of the center shaft upright post (10) is respectively and fixedly connected with the inner end part of the chassis frame (81),
the middle cantilever disc (9) comprises a rectangular cantilever frame (91) and a man-in steel plate (92) fixedly connected and paved on the upper side of the cantilever frame (91), the inner end part of the middle cantilever disc (9) is a cantilever end, and a construction access road (2) and a foundation pit support (3) are positioned above a foundation pit,
the stay cables (11) are provided with two pairs of four stay cables, the stay cables comprise a pair of outer stay cables (111) and a pair of inner stay cables (112), the outer stay cables (111) are fixedly connected with the top of the center shaft upright post (10), the outer end part of the cantilever frame (91) and the outer end part of the chassis frame (81) from top to bottom, the inner stay cables (112) are fixedly connected with the top of the center shaft upright post (10) and the inner end part of the cantilever frame (91) from top to bottom,
The outer guy cable (111) is arranged between the chassis frame (81) and the overhanging frame (91) to form a ladder climbing stepping beam (13),
The counterweight (7) is arranged at the outer end part of the counterweight bearing steel plate (82),
The hanging basket (5) comprises hanging pull rods (51) and a horizontal manned basket (52), the hanging pull rods (51) are truss rods, the tops of the hanging pull rods (51) are detachably connected with the side wall of the overhanging end of an overhanging frame (91) through bolts (14), the inner sides of the bottoms of the hanging pull rods (51) are fixedly connected with the manned basket (52), the manned basket (52) protrudes inwards to the foundation pit (1) relative to the hanging pull rods (51),
The universal wheels (6) are four in number, the universal wheels (6) are fixedly connected to the lower side of the chassis frame (81), and the handrail handrails (12) are arranged on two sides along the overhanging frame (91) and the ladder step beam (13) in a through manner.
2. Displacement system of a pipe gallery segment according to claim 1, characterized in that: the chassis frame (81) comprises two opposite cross rods (811) and two opposite longitudinal rods (812), the number of the middle shaft upright columns (10) is two, the bottoms of the middle shaft upright columns are fixedly connected with the inner end portions of the cross rods (811) respectively, and the universal wheels (6) are fixedly connected to the lower sides of the cross rods (811).
3. Displacement system of a pipe gallery segment according to claim 2, characterized in that: the overhanging frame (91) comprises two transverse overhanging rods (911) which are respectively and fixedly connected with the middle parts of two middle shaft upright columns (10), and also comprises a longitudinal connecting rod (912), the inner end part of each overhanging rod (911) is an overhanging end, the overhanging end extends out of a construction access road (2) and a foundation pit support (3) and is positioned above a foundation pit (1), the connecting rod (912) is fixedly connected between the outer end parts of the two overhanging rods (911),
the top of the suspension pull rod (51) is detachably connected with the side wall of the suspension rod (911) through a bolt (14).
4. displacement system of a pipe gallery segment according to claim 3, characterized in that: the handrail (12) is arranged on two sides along the whole length of the cantilever rod (911) and the stair climbing stepping beam (13).
5. Displacement system of a pipe gallery segment according to claim 3, characterized in that: the top end of the outer cable (111) is fixedly connected with the top end of the center shaft upright post (10), the middle of the outer cable (111) is fixedly connected with the outer end of the cantilever rod (911), the bottom end of the outer cable (111) is fixedly connected with the inner end of the cross rod (811), the top end of the inner cable (112) is fixedly connected with the top end of the center shaft upright post (10), and the bottom end of the inner cable (112) is fixedly connected with the inner end of the cantilever rod (911).
6. Displacement system of a pipe gallery segment according to claim 1, characterized in that: the chassis (8), the middle cantilever disc (9), the middle shaft upright post (10) and the stay cable (11) are all made of section steel and are all welded in mutual connection; the handrail (12) is formed by welding steel bars.
7. Displacement system of a pipe gallery segment according to claim 1, characterized in that: the hardened walking ground (4) is a concrete ground with the thickness not less than 20cm and the grade not less than C25, and the counterweight (7) is a concrete block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920018728.5U CN209779679U (en) | 2019-01-07 | 2019-01-07 | Displacement system of pipe gallery segment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920018728.5U CN209779679U (en) | 2019-01-07 | 2019-01-07 | Displacement system of pipe gallery segment |
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| Publication Number | Publication Date |
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| CN209779679U true CN209779679U (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920018728.5U Expired - Fee Related CN209779679U (en) | 2019-01-07 | 2019-01-07 | Displacement system of pipe gallery segment |
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| CN (1) | CN209779679U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505309A (en) * | 2019-01-07 | 2019-03-22 | 浙江大学城市学院 | A kind of shift system of piping lane segment and the piping lane installation method of application shift system |
-
2019
- 2019-01-07 CN CN201920018728.5U patent/CN209779679U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505309A (en) * | 2019-01-07 | 2019-03-22 | 浙江大学城市学院 | A kind of shift system of piping lane segment and the piping lane installation method of application shift system |
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