CN113756327A - Three-limb batten strip type concrete filled steel tube lattice column in deep foundation pit - Google Patents
Three-limb batten strip type concrete filled steel tube lattice column in deep foundation pit Download PDFInfo
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- CN113756327A CN113756327A CN202111110084.0A CN202111110084A CN113756327A CN 113756327 A CN113756327 A CN 113756327A CN 202111110084 A CN202111110084 A CN 202111110084A CN 113756327 A CN113756327 A CN 113756327A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
Abstract
The application relates to a three-limb batten strip type steel pipe concrete lattice column in a deep foundation pit, which relates to the field of foundation pit construction and comprises three columns and a plurality of batten plates, wherein the three batten plates are arranged into a group, a fixing ring is movably arranged on the outer wall of each column, the outer wall of each fixing ring is fixedly connected with a plurality of mounting blocks, the mounting blocks can be provided with fixing rods in an adjustable manner, each mounting block is provided with a sliding hole, each mounting block is connected with an adjusting screw fixedly connected with each fixing rod in the sliding hole in a sliding manner, each mounting block is rotatably connected with a driving ring at the opening of each sliding hole, the driving ring is in threaded connection with each adjusting screw, and each mounting block is provided with a limiting part for limiting the rotation of each adjusting screw; the both ends of lacing plate all fixedly connected with clamping screw, clamping screw with be provided with fixed subassembly between the dead lever. This application has the effect that is applicable to multiple specification and dimension batten plate, and while easy operation promotes the work efficiency of construction greatly.
Description
Technical Field
The application relates to the field of foundation pit construction, in particular to a three-limb batten strip type concrete filled steel tube lattice column in a deep foundation pit.
Background
At present, in the design and construction of the existing deep foundation pit support, because a support system is involved and cannot exceed the regulations of a building red line, an inner support structure is more and more widely applied. In the internal support system, the stand column is indispensable, wherein batten plate formula four limbs lattice column uses for the most extensively, and it has that cross-section inertia moment is big, economic nature is good, processing is convenient, and the lattice column lower extreme adopts the bored concrete pile basis to guarantee to have certain embedding depth.
The current chinese patent with patent application number CN201310657060.6 proposes a steel tube concrete laminated lattice column, which includes: the connecting line of the centers of the cross sections of the at least three column limbs on a plane which is orthogonal to the axial direction of the at least three column limbs is constructed into a polygon, wherein each of the at least three column limbs comprises a steel pipe, a first concrete layer formed in the steel pipe and a second concrete layer arranged outside the steel pipe, and a steel reinforcement cage surrounding the outer peripheral surface of the steel pipe is arranged in the second concrete layer; the gusset plates are connected with the steel pipe and are arranged at intervals along the axial direction of the steel pipe; and each of the plurality of lacing materials is respectively connected with the corresponding gusset plates on the two adjacent steel pipes.
In view of the above-mentioned related technologies, the inventor thinks that the batten plate is connected with the gusset plate through the bolt, and then completes the connection work with each column limb, so the distance between each column limb is matched with the size of the batten plate, the batten plate has a single size, and there is the defect that it is inconvenient in the construction process.
Disclosure of Invention
In order to improve the problem that the batten plate uses the size singleness, the application provides a three-limb batten strip type steel tube concrete lattice column in deep foundation pit.
The application provides a three limb lacing bar formula steel pipe concrete lattice column adopts following technical scheme in deep basal pit:
a three-limb batten strip type steel pipe concrete lattice column in a deep foundation pit comprises three upright columns and a plurality of batten plates, wherein the three batten plates are arranged in one group, a fixing ring is movably arranged on the outer wall of each upright column, the outer wall of each fixing ring is fixedly connected with a plurality of mounting blocks, fixing rods are arranged on the mounting blocks in an adjustable mode, sliding holes are formed in the mounting blocks, adjusting screws fixedly connected with the fixing rods are connected in the sliding holes in a sliding mode, the mounting blocks are rotatably connected with driving rings at the opening parts of the sliding holes, the driving rings are in threaded connection with the adjusting screws, and limiting parts used for limiting the rotation of the adjusting screws are arranged on the mounting blocks; the both ends of lacing plate all fixedly connected with clamping screw, clamping screw with be provided with fixed subassembly between the dead lever.
Through adopting above-mentioned technical scheme, adjust solid fixed ring's position, and then drive adjusting screw motion through the drive ring, under the effect of locating part, adjusting screw moves in the slide opening, adjusting screw drives the dead lever motion, ensure that two correspond size between the dead lever and the plate size of lacing are corresponding, place the lacing plate in the position between two fixed screw, under the effect of fixed subassembly, realize installation work between lacing plate and the stand, easy operation simultaneously, and match multiple specification and size's lacing plate, promote the convenience among the building construction process greatly.
Optionally, the limiting member is a limiting block, a limiting groove is formed in the circumferential wall of the adjusting screw, the limiting block is slidably connected in the limiting groove, two ends of the limiting groove are closed, and the length direction of the limiting groove is along the axis direction of the adjusting screw.
Through adopting above-mentioned technical scheme, the stopper moves at the spacing inslot, realizes the pivoted restriction effect to adjusting screw, is convenient for adjust the position of dead lever.
Optionally, two rotation blocks are fixedly connected to the end portion of the driving ring close to the mounting block, the rotation blocks are arranged in an L shape, the mounting block is provided with a rotation groove, the inner wall of the rotation groove is arranged in a T shape, the horizontal section of the rotation block is fixedly connected with the driving ring, and the vertical section of the rotation block is rotatably connected to the portion of the rotation groove with a large opening.
By adopting the technical scheme, the movement of the rotating block towards the opening part far away from the rotating groove is limited, and the rotating block can only rotate in the rotating groove, so that the rotating effect between the driving ring and the mounting block is realized.
Optionally, the fixing assembly is set to be a threaded sleeve and a clamping piece, the threaded sleeve is in threaded connection with the fixing screw rod, the fixing rod is sleeved with the clamping piece and slides outside the fixing rod, and the clamping piece is used for clamping the fixing rod with the threaded sleeve.
Through adopting above-mentioned technical scheme, thread bush and clamping screw threaded connection, under the effect of joint spare, thread bush and dead lever joint, and then realize the fixed effect between dead lever and the clamping screw.
Optionally, the joint spare sets up to the butt dish, the thread bush keep away from in clamping ring is connected with to clamping ring of clamping screw, clamping ring sliding connection in outside the dead lever, the butt dish with the dead lever is close to in clamping screw's tip fixed connection, clamping ring with the butt of butt dish.
Through adopting above-mentioned technical scheme, when the joint ring motion to with the position of butt dish butt, accomplish the fixed effect of dead lever and clamping screw under the effect of dragging each other between clamping screw and threaded rod threaded connection and clamping ring and butt dish.
Optionally, a plurality of sand grips of thread bush outer wall fixedly connected with, the sand grip along thread bush axis direction sets up, and is a plurality of the sand grip along the equidistant setting of thread bush outer wall.
Through adopting above-mentioned technical scheme, the sand grip is used for the increase to the thread bush frictional force when applying the effort, is convenient for drive thread bush and rotates.
Optionally, fixed ring inner wall fixedly connected with swivel ring, the stand outer wall is seted up and is put a plurality of annulars, the swivel ring rotate connect in the annular, the stand is provided with and is used for the locking subassembly of swivel ring.
Through adopting above-mentioned technical scheme, the rotating ring is at the annular internal rotation, and then the solid fixed ring that realizes and the rotation effect between the stand.
Optionally, the locking subassembly includes first ring gear and second ring gear, first ring gear with gu fixed ring up end fixed connection, the second ring gear is followed the axis direction of stand slides, the second ring gear with the relative setting of the rack tooth on the first ring gear just is the interlock setting, the stand is provided with and is used for fixing the adjusting part of second ring gear, the stand is provided with and is used for the restriction second ring gear pivoted driving medium.
Through adopting above-mentioned technical scheme, under the effect of driving medium, the second ring gear moves along stand axis direction, and when first ring gear and second ring gear interlock, under the effect of adjusting part, the realization is to the locking effect of solid fixed ring, also can guarantee the locking effect of second ring gear, further guarantees solid fixed ring's locking effect.
Optionally, the transmission member is provided with a transmission block fixedly connected to the inner wall of the second gear ring, the upright post is provided with a transmission groove for the transmission block to slide, the transmission groove is arranged along the axial direction of the upright post, and two ends of the transmission groove are arranged in a closed manner.
Through adopting above-mentioned technical scheme, the transmission piece moves along the length direction of driving groove, restricts the rotation of second ring gear, and then ensures the locking effect of second ring gear to first ring gear.
Optionally, the adjusting assembly is an adjusting block, the second gear ring peripheral wall is provided with an adjusting hole, the stand column is provided with an adjusting groove, the inner wall of the end portion of the adjusting groove is fixedly connected with a spring, the other end of the spring is fixedly connected with one end of the adjusting block, which is located in the adjusting groove, the adjusting block is inserted into the adjusting hole, and the end portion of the adjusting block is hemispherical.
By adopting the technical scheme, when the second rack moves downwards, the adjusting block is subjected to the acting force moving towards the inside of the adjusting groove, the spring is extruded and deformed, and when the adjusting hole moves to the position of the adjusting block, the limiting effect on the second gear ring is realized under the elastic force action of the spring; the adjusting hole is through the setting, before the second ring gear up-movement of drive, with the regulating block from the downthehole slip of adjusting and move to the adjustment tank in, and then be convenient for realize the drive effect to the second ring gear.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the position of the fixing ring is adjusted, the adjusting screw rod is driven to move through the driving ring, under the action of the limiting part, the adjusting screw rod moves in the sliding hole, the adjusting screw rod drives the fixing rods to move, the size between the two corresponding fixing rods is ensured to be corresponding to the size of the batten plate, then the batten plate is placed at the position between the two fixing screw rods, and under the action of the fixing assembly, the installation work between the batten plate and the stand column is realized;
2. the second gear ring is driven to move downwards, the transmission block moves in the transmission groove, when the second gear ring moves to be meshed with the first gear ring, the adjusting block is driven to move into the adjusting groove, after the adjusting block moves to the adjusting hole, the adjusting block is inserted into the adjusting hole under the elastic force action of the spring, and the limiting effect on the second gear ring is achieved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a top view of an embodiment of the present application;
FIG. 3 is a schematic view of a portion of the structure of FIG. 2 taken at section A-A;
FIG. 4 is an enlarged view at B in FIG. 3;
FIG. 5 is a schematic structural diagram of a fixing ring, a first toothed ring and a second toothed ring in the embodiment of the present application;
fig. 6 is an enlarged view at C in fig. 5.
Reference numerals: 1. a column; 2. a batten plate; 3. a fixing ring; 4. mounting blocks; 5. fixing the rod; 6. a slide hole; 7. adjusting the screw rod; 8. a drive ring; 9. fixing the screw rod; 10. a limiting block; 11. a limiting groove; 12. rotating the block; 13. a rotating groove; 14. a threaded sleeve; 15. a snap ring; 16. a butting tray; 17. a spring; 18. a rotating ring; 19. a ring groove; 20. a first ring gear; 21. a second ring gear; 22. a transmission block; 23. a transmission groove; 24. an adjusting block; 25. an adjustment hole; 26. and (4) adjusting the groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses three-limb batten strip type concrete filled steel tube lattice column in deep foundation pit. Referring to fig. 1 and 2, a three-limb batten strip formula steel pipe concrete lattice column in deep basal pit includes three stand 1 and a plurality of batten plate 2, three batten plate 2 sets up to a set of, three batten plate 2 is used for connecting three stand 1, can pour the concrete that compensation shrink into in the stand 1, the distance changes between three stand 1, in order to guarantee that distance matches between 2 sizes of batten plate and the adjacent stand 1, the activity of 1 outer wall of stand is provided with solid fixed ring 3, gu fixed ring 3 outer wall fixedly connected with two installation pieces 4, the contained angle of two installation piece 4 place axes equals the contained angle between two adjacent batten plates 2, installation piece 4 is adjustable to be provided with dead lever 5, batten plate 2 is installed between two relative dead levers 5 that set up.
Referring to fig. 3 and 4, the mounting block 4 is provided with a sliding hole 6, one end of the sliding hole 6 facing away from the upright post 1 is provided with an opening, the mounting block 4 is connected with an adjusting screw 7 in the sliding hole 6 in a sliding manner, one end of the adjusting screw 7 positioned outside the sliding hole 6 is fixedly connected with a fixed rod 5, the mounting block 4 is rotatably connected with a driving ring 8 at the opening of the sliding hole 6, the driving ring 8 is in threaded connection with the adjusting screw 7, the end part of the driving ring 8 close to the mounting block 4 is fixedly connected with two rotating blocks 12, the two rotating blocks 12 are respectively positioned at two sides of the end part of the driving ring 8, the rotating blocks 12 are arranged in an L shape, the mounting block 4 is provided with a rotating groove 13, the section of the inner wall of the rotating groove 13 is arranged in a T shape, the horizontal end of the rotating block 12 is fixedly connected with the driving ring 8, the vertical section of the rotating block 12 is rotatably connected in the part with the opening of the rotating groove 13, the rotating block 12 facing away from the rotating groove 13 is limited, the rotating block 12 can only be rotatably connected in the rotating groove 13, so that the rotating effect between the driving ring 8 and the mounting block 4 is realized.
The mounting block 4 is provided with a stopper for restricting rotation of the adjusting screw 7. The limiting piece is set to be a limiting piece 10, a limiting groove 11 is formed in the peripheral wall of the adjusting screw 7, two ends of the limiting groove 11 are arranged in a closed mode, the length direction of the limiting groove 11 is arranged along the axial direction of the adjusting screw 7, and the limiting piece 10 is connected in the limiting groove 11 in a sliding mode; the driving rotating block 12 rotates in the rotating groove 13, the driving ring 8 rotates and drives the adjusting screw 7 to move, under the action of relative movement of the limiting block 10 and the limiting groove 11, the rotation of the adjusting screw 7 is limited, the adjusting screw 7 moves along the length direction of the sliding hole 6, the adjusting screw 7 drives the fixing rod 5 to move along the length direction of the sliding hole 6, and therefore the distance between the two opposite fixing rods 5 changes.
Referring to fig. 3 and 4, in order to fix the batten plate 2, fixing screws 9 are fixedly connected to both ends of the batten plate 2, fixing assemblies are arranged between the fixing screws 9 and the fixing rods 5, each fixing assembly includes a threaded sleeve 14 and a clamping member, the threaded sleeve 14 is in threaded connection with the fixing screw 9, the threaded sleeve 14 is sleeved and slid outside the fixing rod 5, the clamping member is used for clamping the fixing rod 5 and the threaded sleeve 14, the clamping member is provided as a butting disc 16, one end of the threaded sleeve 14, which is far away from the fixing screw 9, is fixedly connected with a clamping ring 15, the clamping ring 15 is slidably connected outside the fixing rod 5, and the butting disc 16 is fixedly connected with one end of the fixing rod 5, which is close to the fixing screw 9;
the outer wall of the threaded sleeve 14 is fixedly connected with a plurality of convex strips, the convex strips are arranged along the axial direction of the threaded sleeve 14, the length direction of the convex strips is arranged along the outer wall of the threaded sleeve 14 at equal intervals, and the convex strips are used for increasing the friction force in the process of applying the acting force on the threaded sleeve 14 and facilitating the application of the acting force for rotating the threaded sleeve 14; 14 outer wall drive thread bush 14 of thread bush and clamping screw 9 threaded connection, 14 along the motion of 5 axis directions of dead lever, 14 drive joint ring 15 of thread bush move outside dead lever 5, when joint ring 15 move to with 16 butts of butt joint dish, under joint ring 15 and 16 mutual butts of butt joint dish and clamping screw 9 and 14 threaded connection's of thread bush effect, accomplish the fixed effect between dead lever 5 and the batten plate 2.
Referring to fig. 1 and 5, in order to lock the locking effect on the fixing ring 3, a rotating ring 18 is fixedly connected to the inner wall of the fixing ring 3, a plurality of annular grooves 19 are formed in the outer wall of the upright post 1, the annular grooves 19 are arranged in a manner of opening towards the peripheral wall of the rotating groove 13, the rotating ring 18 is rotatably connected in the annular grooves 19, the thickness of the rotating ring 18 is equal to the depth of the annular grooves 19, therefore, the inner wall of the fixing ring 3 is attached to the outer wall of the upright post 1, the upright post 1 is provided with a locking assembly for locking the rotating ring 18, the locking assembly comprises a first toothed ring 20 and a second toothed ring 21, the first toothed ring 20 is fixedly connected with the upper end face of the fixing ring 3, the rack teeth of the first toothed ring 20 are arranged upwards, the second toothed ring 21 slides along the axis direction of the upright post 1, the rack teeth of the second toothed ring 21 are arranged downwards, and the rack teeth on the first toothed ring 20 and the second toothed ring 21 are arranged oppositely and arranged in an engagement manner.
The upright post 1 is provided with a transmission piece for limiting the rotation of the second toothed ring 21, the transmission piece is provided with a transmission block 22, the outer peripheral wall of the upright post 1 is provided with a transmission groove 23, the length direction of the transmission groove 23 is arranged along the axial direction of the upright post 1, the transmission block 22 is connected in the transmission groove 23 in a sliding manner, and two ends of the transmission groove 23 are arranged in a closed manner; after the angle adjustment of the fixing ring 3 and the mounting block 4 is completed, the driving transmission block 22 moves in the transmission groove 23, the second toothed ring 21 moves outside the upright post 1 and moves downwards, the second toothed ring 21 is meshed with the first toothed ring 20, and the rotation limiting effect of the fixing ring 3 is further realized.
Referring to fig. 1 and 6, the upright column 1 is provided with an adjusting assembly for fixing the second toothed ring 21, the adjusting assembly is provided with an adjusting block 24, the peripheral wall of the second toothed ring 21 is provided with an adjusting hole 25, the upright column 1 is provided with an adjusting groove 26, one end of the adjusting groove 26 facing the second toothed ring 21 is provided with an opening, the inner wall of the end part of the adjusting groove 26 is fixedly connected with a spring 17, the other end of the spring 17 is fixedly connected with one end of the adjusting block 24 located in the adjusting groove 26, the end part of the adjusting block 24 is provided with a hemispherical shape, when the second rack moves downwards, the adjusting block 24 is subjected to an acting force moving towards the inside of the adjusting groove 26, the spring 17 is extruded and deformed, and when the adjusting hole 25 moves to the position of the adjusting block 24, under the elastic force of the spring 17, the limiting effect on the second toothed ring 21 is realized; the adjusting hole 25 is arranged in a penetrating manner, and before the second toothed ring 21 is driven to move upwards, the adjusting block 24 slides away from the adjusting hole 25 and moves into the adjusting groove 26, so that the driving effect on the second toothed ring 21 is achieved conveniently.
The implementation principle of three limb lacing bar formula steel pipe concrete lattice columns in deep basal pit of this application embodiment does: the rotating ring 18 is driven to rotate in the ring groove 19, the fixing ring 3 rotates outside the upright post 1, after the position of the mounting block 4 is adjusted, the second toothed ring 21 is driven to move downwards, the transmission block 22 moves in the transmission groove 23, when the second toothed ring 21 moves to be meshed with the first toothed ring 20, the adjusting block 24 is driven to move into the adjusting groove 26, after the adjusting block 24 moves to the position of the adjusting hole 25, under the elastic force of the spring 17, the adjusting block 24 is inserted into the adjusting hole 25, and the limiting effect on the second toothed ring 21 is achieved;
according to lacing plate 2 size, turning block 12 rotates in rotating groove 13, the drive ring 8 drives adjusting screw 7 motion at the rotation in-process, under the relative motion effect of stopper 10 and spacing groove 11, adjusting screw 7 is driven and is moved in slide opening 6, accomplish the regulation effect to dead lever 5 position, place lacing plate 2 between two dead levers 5, dead lever 5 and the butt of fixing screw 9 tip, drive threaded sleeve 14 and fixing screw 9 threaded connection, when joint ring 15 moves to 16 butts with the butt dish, accomplish the fixed effect between lacing plate 2 and the stand 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a three limb lacing bar formula steel pipe concrete lattice column in deep basal pit which characterized in that: the fixing device comprises three upright columns (1) and a plurality of batten plates (2), wherein the three batten plates (2) are arranged in a group, a fixing ring (3) is movably arranged on the outer wall of each upright column (1), a plurality of mounting blocks (4) are fixedly connected to the outer wall of each fixing ring (3), fixing rods (5) are adjustably arranged on the mounting blocks (4), sliding holes (6) are formed in the mounting blocks (4), adjusting screw rods (7) fixedly connected with the fixing rods (5) are slidably connected in the sliding holes (6) of the mounting blocks (4), a driving ring (8) is rotatably connected to the opening of each sliding hole (6) of each mounting block (4), the driving ring (8) is in threaded connection with the adjusting screw rods (7), and a limiting part for limiting the rotation of the adjusting screw rods (7) is arranged on the mounting blocks (4); the both ends of lacing plate (2) are all fixedly connected with clamping screw (9), clamping screw (9) with be provided with fixed subassembly between dead lever (5).
2. The three-limb batten strip type concrete-filled steel tube lattice column in the deep foundation pit according to claim 1, wherein: the limiting piece is arranged to be a limiting piece (10), a limiting groove (11) is formed in the peripheral wall of the adjusting screw rod (7), the limiting piece (10) is connected in the limiting groove (11) in a sliding mode, two ends of the limiting groove (11) are arranged in a closing mode, and the length direction of the limiting groove (11) is along the axis direction of the adjusting screw rod (7).
3. The three-limb batten strip type concrete-filled steel tube lattice column in the deep foundation pit according to claim 2, wherein: the driving ring (8) is close to two rotating blocks (12) fixedly connected with the end parts of the mounting blocks (4), the rotating blocks (12) are arranged in an L shape, the mounting blocks (4) are provided with rotating grooves (13), the inner walls of the rotating grooves (13) are arranged in a T shape, the horizontal sections of the rotating blocks (12) are fixedly connected with the driving ring (8), and the vertical sections of the rotating blocks (12) are rotatably connected in the large opening parts of the rotating grooves (13).
4. The three-limb batten strip type concrete-filled steel tube lattice column in the deep foundation pit according to claim 1, wherein: fixed subassembly sets up to thread bush (14) and joint spare, thread bush (14) with clamping screw (9) threaded connection, and the cover establish slide in outside dead lever (5), joint spare is used for the joint dead lever (5) with thread bush (14).
5. The three-limb batten strip type concrete filled steel tube lattice column in the deep foundation pit according to claim 4, wherein: the joint spare sets up to butt joint dish (16), thread bush (14) keep away from in the one end fixedly connected with joint ring (15) of clamping screw (9), joint ring (15) sliding connection in outside dead lever (5), butt joint dish (16) with dead lever (5) are close to in the tip fixed connection of clamping screw (9), joint ring (15) with butt joint dish (16) butt.
6. The three-limb batten strip type concrete-filled steel tube lattice column in the deep foundation pit according to claim 5, wherein: thread bush (14) outer wall fixedly connected with a plurality of sand grips, the sand grip along thread bush (14) axis direction sets up, and is a plurality of the sand grip along thread bush (14) outer wall equidistant setting.
7. The three-limb batten strip type concrete-filled steel tube lattice column in the deep foundation pit according to claim 1, wherein: the inner wall of the fixing ring (3) is fixedly connected with a rotating ring (18), the outer wall of the stand column (1) is provided with a plurality of ring grooves (19), the rotating ring (18) is rotatably connected into the ring grooves (19), and the stand column (1) is provided with a locking assembly for locking the rotating ring (18).
8. The three-limb batten strip type concrete-filled steel tube lattice column in the deep foundation pit according to claim 7, wherein: locking Assembly includes first ring gear (20) and second ring gear (21), first ring gear (20) with gu fixed ring (3) up end fixed connection, second ring gear (21) are followed the axis direction of stand (1) slides, second ring gear (21) with the relative setting of the rack and pinion on first ring gear (20) just sets up for the interlock, stand (1) is provided with and is used for fixing the adjusting part of second ring gear (21), stand (1) is provided with and is used for the restriction second ring gear (21) pivoted driving medium.
9. The three-limb batten strip type concrete-filled steel tube lattice column in the deep foundation pit according to claim 8, wherein: the driving medium set up into with second ring gear (21) inner wall fixed connection's transmission piece (22), stand (1) is provided with and is used for gliding transmission groove (23) of transmission piece (22), transmission groove (23) along stand (1) axis direction sets up, the both ends of transmission groove (23) are the closed setting.
10. The three-limb batten strip type concrete filled steel tube lattice column in the deep foundation pit according to claim 9, wherein: the adjusting assembly is arranged to be an adjusting block (24), an adjusting hole (25) is formed in the peripheral wall of the second toothed ring (21), an adjusting groove (26) is formed in the stand column (1), a spring (17) is fixedly connected to the inner wall of the end portion of the adjusting groove (26), the other end of the spring (17) is fixedly connected with one end of the adjusting block (24) located in the adjusting groove (26), the adjusting block (24) is inserted into the adjusting hole (25), and the end portion of the adjusting block (24) is arranged in a hemispherical shape.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111110084.0A CN113756327B (en) | 2021-09-23 | 2021-09-23 | Three-limb batten strip type concrete filled steel tube lattice column in deep foundation pit |
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| CN202111110084.0A CN113756327B (en) | 2021-09-23 | 2021-09-23 | Three-limb batten strip type concrete filled steel tube lattice column in deep foundation pit |
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| CN113756327B CN113756327B (en) | 2022-11-01 |
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| CN211735427U (en) * | 2019-12-25 | 2020-10-23 | 中铁十四局集团大盾构工程有限公司 | Adjustable forming lattice column jig frame |
| CN211850364U (en) * | 2019-11-29 | 2020-11-03 | 上海绿地建设(集团)有限公司 | Multi-limb lattice type special-shaped column |
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2021
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|---|---|---|---|---|
| GB1211961A (en) * | 1969-01-21 | 1970-11-11 | Astro Res Corp | Elongated collapsible structure |
| CN103669729A (en) * | 2013-12-06 | 2014-03-26 | 清华大学 | Steel tube concrete overlap-type lattice column |
| CN107227822A (en) * | 2017-07-24 | 2017-10-03 | 上海欧本钢结构有限公司 | Building post and its construction technology that a kind of steel pipe is combined with batten plate |
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| CN113756327B (en) | 2022-11-01 |
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