CN216765914U

CN216765914U - Inner support quick support changing construction device for deep foundation pit

Info

Publication number: CN216765914U
Application number: CN202220169796.3U
Authority: CN
Inventors: 沈祝君; 周起太; 谢俊荣; 刘成; 韩志先
Original assignee: Jiangsu Huajian Construction Co Ltd
Current assignee: Jiangsu Huajian Construction Co Ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-06-17
Anticipated expiration: 2032-01-21

Abstract

The utility model discloses a construction device for quickly replacing a support in a deep foundation pit, which comprises a foundation pit, a basement wall and a concrete pier base, wherein the basement wall and the concrete pier base are fixedly arranged on the inner wall of the bottom of the foundation pit, the left side of the concrete pier base is fixedly connected with the inner wall of the left side of the foundation pit, a lower connecting plate is fixedly arranged at the top of the concrete pier base through an anchoring bolt, a lower U-shaped supporting seat is fixedly arranged at the top of the lower connecting plate, a supporting column which is obliquely arranged is rotatably arranged on the lower U-shaped supporting seat, an installation groove is formed in the top end of the supporting column, and a telescopic column is slidably arranged in the installation groove. The telescopic support structure has the advantages of reasonable design, good practicability, capability of stably supporting the interior of a foundation pit, good supporting effect, convenience in installation, convenience in operation and high construction efficiency, and is suitable for supporting positions with different heights by adjusting the positions of the telescopic columns and the positions of the sliding rods, so that the use effect is good.

Description

Inner support quick support changing construction device for deep foundation pit

Technical Field

The utility model relates to the technical field of building construction, in particular to a construction device for quickly replacing a support in a deep foundation pit.

Background

Nowadays, with the becoming mature of the urban underground space development technology of our country, deep foundation pit engineering is applied to the house building residential project in a large number, along with underground building is more and more, the scale of deep foundation pit excavation constantly enlarges, the degree of depth constantly deepens, the safety risk that the deep foundation pit construction brought constantly increases, consequently, support technology has become essential foundation pit safety support means in the deep foundation pit, trade and prop the back of accomplishing the structure construction under the former steel shotcrete operating mode, former steel shotcrete form influences subsequent structure construction, so need to trade the steel shotcrete of earlier stage and prop the processing, in order to make things convenient for follow-up structure construction, generally trade and prop and go on in the structure that the front road was accomplished.

However, support in to deep basal pit and carry out the construction of fast trading shoring usually, it is loaded down with trivial details to trade to prop the operation process, it is more to need the fixed position of equipment, waste time and energy, work efficiency is low, influence the construction progress, and when supporting to the inside different positions of deep basal pit, the support column that just needs different length of concatenation equipment supports the use, and then can increase staff's the amount of labour, influence work efficiency, the result of use is unsatisfactory, for this reason, we provide a support construction equipment that trades fast in the deep basal pit and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a construction device for quickly replacing a support in a deep foundation pit, which solves the problems that the existing construction operation process for replacing the support is complicated, more positions needing to be assembled and fixed are needed, time and labor are wasted, the working efficiency is low, the construction progress is influenced, and when different positions in the deep foundation pit are supported, support columns with different lengths need to be spliced and assembled for supporting, so that the labor capacity of workers is increased, the working efficiency is influenced, and the use effect is not ideal.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a construction device for quickly replacing a support in a deep foundation pit comprises a foundation pit, a basement wall and a concrete pier seat, wherein the basement wall and the concrete pier seat are fixedly arranged on the inner wall of the bottom of the foundation pit, the left side of the concrete pier seat is fixedly connected with the inner wall of the left side of the foundation pit, the top of the concrete pier seat is fixedly provided with a lower connecting plate through an anchoring bolt, the top of the lower connecting plate is fixedly provided with a lower U-shaped supporting seat, a support column which is obliquely arranged is rotatably arranged on the lower U-shaped supporting seat, the top end of the support column is provided with a mounting groove, a telescopic column is slidably arranged in the mounting groove, the top end of the telescopic column extends out of the mounting groove and is hinged with an upper U-shaped supporting seat, one side of the upper U-shaped supporting seat is fixedly provided with an upper connecting plate, the upper connecting plate is fixedly arranged on the basement wall through the anchoring bolt, threaded holes are respectively formed in the inner walls of the two sides of the mounting groove, and locking bolts are threaded through the two threaded holes, the constant head tank has all been seted up to the both sides of flexible post, and in two locking bolt one end that are close to each other extended to corresponding constant head tank respectively, be provided with strengthening mechanism on the support column.

Preferably, the limiting grooves are formed in the inner portions of the two sides of the mounting groove, the limiting rods are fixedly mounted on the two sides of the telescopic column, and the two limiting rods are slidably mounted in the corresponding limiting grooves respectively.

Preferably, the quantity of constant head tank is a plurality of, and a plurality of constant head tanks are equidistant two liang of symmetry setting.

Preferably, the strengthening mechanism includes the articulated seat of U type, the anchor strut, the slide bar, the bottom plate, the threaded rod, axle bed and adjusting part, the articulated seat fixed mounting of U type is on the outer wall of support column, the top and the articulated seat of U type of anchor strut are articulated mutually, the spout has been seted up to the bottom of anchor strut, slide bar slidable mounting is in the spout, the bottom of slide bar extends to outside the spout, bottom plate fixed mounting is in the bottom of slide bar, the bottom inner wall fixed connection of bottom that the bottom plate passes through anchor bolt and foundation ditch, the thread groove has been seted up on the top of slide bar, the threaded rod rotates to be installed in the thread groove, axle bed fixed mounting is on the top inner wall of spout, the top of threaded rod extends to outside the thread groove and rotates with the axle bed to be connected.

Preferably, the adjusting component comprises a driven bevel gear, a driving bevel gear, a rotating shaft and a handle, the driven bevel gear is fixedly sleeved on the threaded rod, the driven bevel gear is located above the sliding rod, a round hole is formed in the inner wall of one side of the sliding groove, the rotating shaft is rotatably installed in the round hole, two ends of the rotating shaft extend out of the round hole, the driving bevel gear is fixedly installed at one end, located in the sliding groove, of the rotating shaft, the driving bevel gear is meshed with the driven bevel gear, and the handle is fixedly installed at one end, located out of the sliding groove, of the rotating shaft.

Preferably, the rotating shaft is fixedly sleeved with a bearing, and an outer ring of the bearing is fixedly connected with the inner wall of the round hole.

Preferably, the inner walls of the two sides of the sliding groove are provided with guide grooves, the two sides of the sliding rod are fixedly provided with guide rods, and the two guide rods are slidably mounted in the corresponding guide grooves respectively.

(III) advantageous effects

The utility model provides a construction device for quickly replacing an inner support of a deep foundation pit. The method has the following beneficial effects:

(1) this support construction equipment that props fast in deep basal pit, through using anchor screw will descend the connecting plate installation to fix at the top of concrete pier base, outside two locking bolt do not back-out corresponding constant head tank, alright pulling flexible post slides to the outside direction of mounting groove, pull out after suitable length with flexible post as required, again screw two locking bolt respectively in corresponding constant head tank, the fixing to flexible post has been accomplished promptly, through rotating the support column and adjusting to suitable inclination, and rotate upper U type supporting seat, make upper junction plate and basement wall laminating, use anchor screw to fix the upper junction plate installation on the basement wall, and then utilize lower connecting plate, lower U type supporting seat, the support column, flexible post, upper U type supporting seat and upper junction plate, can support foundation ditch inside.

(2) This support construction equipment that trades fast in deep basal pit, through rotating the anchor strut to keeping vertical state, through anticlockwise or clockwise turning handle, utilize the meshing transmission of initiative bevel gear and driven bevel gear, controllable threaded rod rotates, and then make the slide bar drive the bottom plate and move down or rebound, conveniently adjust the high position of bottom plate, when adjusting the bottom plate to laminating with the bottom inner wall of foundation ditch, use anchor screw to fix the bottom plate installation on the bottom inner wall of foundation ditch, through utilizing the anchor strut, the connection cooperation of slide bar and bottom plate, can consolidate and support the mounted position of support column, the atress bearing strength of support column has been improved, and then can stabilize the support to foundation ditch inside, the support effect has been improved.

(3) This support construction equipment fast trades in deep basal pit adjusts through the position to flexible post to adjust the position of slide bar, can be applicable to the support of different high positions, excellent in use effect has simple to operate, the simple operation, advantage that the efficiency of construction is high.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is an enlarged schematic view of a portion B in fig. 2.

In the figure: 1. a foundation pit; 2. a basement wall; 3. a concrete pier base; 4. a lower connecting plate; 5. a lower U-shaped supporting seat; 6. a support pillar; 7. mounting grooves; 8. a telescopic column; 9. an upper U-shaped supporting seat; 10. an upper connecting plate; 11. locking the bolt; 12. positioning a groove; 13. a U-shaped hinge seat; 14. a reinforcing rod; 15. a chute; 16. a slide bar; 17. a base plate; 18. a thread groove; 19. a threaded rod; 20. a shaft seat; 21. a driven bevel gear; 22. a driving bevel gear; 23. a rotating shaft; 24. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, are not to be construed as limiting the present invention, and in the description of the present invention, "plurality" means two or more unless specifically defined otherwise.

As shown in fig. 1 to 4, the present invention provides a technical solution: a construction device for quickly replacing a support in a deep foundation pit comprises a foundation pit 1, a basement wall 2 and a concrete pier seat 3, wherein the basement wall 2 and the concrete pier seat 3 are fixedly arranged on the inner wall of the bottom of the foundation pit 1, the left side of the concrete pier seat 3 is fixedly connected with the inner wall of the left side of the foundation pit 1, the top of the concrete pier seat 3 is fixedly provided with a lower connecting plate 4 through an anchoring bolt, the top of the lower connecting plate 4 is fixedly provided with a lower U-shaped supporting seat 5, a support column 6 which is obliquely arranged is rotatably arranged on the lower U-shaped supporting seat 5, the top end of the support column 6 is provided with a mounting groove 7, a telescopic column 8 is slidably arranged in the mounting groove 7, the top end of the telescopic column 8 extends out of the mounting groove 7 and is hinged with an upper U-shaped supporting seat 9, one side of the upper U-shaped supporting seat 9 is fixedly provided with an upper connecting plate 10, and the upper connecting plate 10 is fixedly arranged on the basement wall 2 through the anchoring bolt, all set up threaded hole on the both sides inner wall of mounting groove 7, two threaded hole internal uniform threads run through and have locking bolt 11, constant head tank 12 has all been seted up to the both sides of flexible post 8, two locking bolt 11 one end that are close to each other extend to corresponding constant head tank 12 respectively in, be provided with reinforcing mechanism on the support column 6, through setting up reinforcing mechanism, play and consolidate the effect of supporting to support column 6, and then make the mounted position of support column 6 more firm, improved the supporting effect.

In this embodiment, all seted up the spacing groove on the inside both sides of mounting groove 7, the equal fixed mounting in both sides of flexible post 8 has the gag lever post, and two gag lever posts are slidable mounting respectively at corresponding spacing inslot, through setting up the sliding connection cooperation of gag lever post at the spacing inslot, play and carry out spacing effect to the removal stroke of flexible post 8.

In this embodiment, the quantity of constant head tank 12 is a plurality of, and a plurality of constant head tanks 12 are equidistant two bisymmetry settings, through setting up a plurality of constant head tanks 12, can adjust the position of flexible post 8 and help flexible post 8's fixed after accomplishing.

In the embodiment, the reinforcing mechanism comprises a U-shaped hinged seat 13, a reinforcing rod 14, a sliding rod 16, a bottom plate 17, a threaded rod 19, a shaft seat 20 and an adjusting component, the U-shaped hinged seat 13 is fixedly arranged on the outer wall of the supporting column 6, the top end of the reinforcing rod 14 is hinged with the U-shaped hinged seat 13, the bottom end of the reinforcing rod 14 is provided with a sliding groove 15, the sliding rod 16 is slidably arranged in the sliding groove 15, the bottom end of the sliding rod 16 extends out of the sliding groove 15, the bottom plate 17 is fixedly arranged at the bottom end of the sliding rod 16, the bottom plate 17 is fixedly connected with the inner wall of the bottom of the foundation pit 1 through an anchoring bolt, the top end of the sliding rod 16 is provided with a threaded groove 18, the threaded rod 19 is rotatably arranged in the threaded groove 18, the shaft seat 20 is fixedly arranged on the inner wall of the top of the sliding groove 15, the top end of the threaded rod 19 extends out of the threaded groove 18 and is rotatably connected with the shaft seat 20 through the connection and matching of the U-shaped hinged seat 13, the reinforcing rod 14, the sliding rod 16 and the bottom plate 17, the mounting position of the support column 6 can be reinforced and supported.

In this embodiment, the adjusting assembly includes a driven bevel gear 21, a driving bevel gear 22, a rotating shaft 23 and a handle 24, the driven bevel gear 21 is fixedly sleeved on the threaded rod 19, the driven bevel gear 21 is located above the sliding rod 16, a round hole is formed in an inner wall of one side of the sliding groove 15, the rotating shaft 23 is rotatably installed in the round hole, two ends of the rotating shaft 23 extend out of the round hole, the driving bevel gear 22 is fixedly installed at one end of the rotating shaft 23 located in the sliding groove 15, the driving bevel gear 22 is meshed with the driven bevel gear 21, the handle 24 is fixedly installed at one end of the rotating shaft 23 located out of the sliding groove 15, the threaded rod 19 can be controlled to rotate by utilizing meshing transmission of the driving bevel gear 22 and the driven bevel gear 21, and further the threaded rod 19 is matched with the threaded groove 18 in threaded connection, the position of the sliding rod 16 can be adjusted, and the adjusting assembly can be suitable for reinforcing supports at different height positions.

In this embodiment, fixed cover is equipped with the bearing on the pivot 23, and the outer lane of bearing and the inner wall fixed connection of round hole can support and fix a position the mounted position of pivot 23 through setting up the bearing for pivot 23 can steadily rotate.

In this embodiment, guide grooves have been all seted up on the both sides inner wall of spout 15, and the equal fixed mounting in both sides of slide bar 16 has the guide bar, and two guide bars are respectively slidable mounting in corresponding guide groove, through setting up the sliding connection cooperation of guide bar in the guide groove, can lead the slip of slide bar 16 downwards.

When in use, when the support in the deep foundation pit needs to be replaced, firstly, the lower connecting plate 4 is installed and fixed at the top of the concrete pier base 3 by using the anchoring screw, the fixing of the telescopic column 8 is released by screwing the two locking bolts 11 out of the corresponding positioning grooves 12 respectively, the telescopic column 8 can be pulled to slide towards the direction outside the installation groove 7, the telescopic column 8 is pulled out by a proper length according to the requirement, then the two locking bolts 11 are screwed in the corresponding positioning grooves 12 respectively, the fixing of the telescopic column 8 is completed, then the supporting column 6 is rotated to a proper inclination angle, the upper U-shaped supporting seat 9 is rotated, the upper connecting plate 10 is attached to the basement wall 2, the upper connecting plate 10 is installed and fixed on the basement wall 2 by using the anchoring screw, and then the lower connecting plate 4, the lower U-shaped supporting seat 5, the supporting column 6 and the basement wall 2 are utilized, The telescopic column 8, the upper U-shaped supporting seat 9 and the upper connecting plate 10 can support the interior of the foundation pit 1, the reinforcing rod 14 is rotated to be kept in a vertical state, the handle 24 drives the driving bevel gear 22 to rotate anticlockwise by rotating the handle 24 anticlockwise, the threaded rod 19 can be controlled to rotate anticlockwise by utilizing the meshing transmission of the driving bevel gear 22 and the driven bevel gear 21, the sliding rod 16 drives the bottom plate 17 to move downwards by utilizing the threaded connection and the matching of the threaded rod 19 and the threaded groove 18, the driving bevel gear 22 is driven to rotate clockwise by rotating the handle 24 clockwise, the threaded rod 19 can be controlled to rotate clockwise by utilizing the meshing transmission of the driving bevel gear 22 and the driven bevel gear 21, the sliding rod 16 drives the bottom plate 17 to move upwards by utilizing the threaded connection and the matching of the threaded rod 19 and the threaded groove 18, and further the height position of the bottom plate 17 can be conveniently adjusted, when the bottom plate 17 is adjusted to be attached to the bottom inner wall of the foundation pit 1, the bottom plate 17 is installed and fixed on the bottom inner wall of the foundation pit 1 by using the anchoring screws, the installation position of the support column 6 can be reinforced and supported by utilizing the connection and matching of the reinforcing rod 14, the slide rod 16 and the bottom plate 17, the stress bearing strength of the support column 6 is improved, then the inner support member in the foundation pit 1 can be disassembled, namely, the quick support change operation in the foundation pit 1 is completed, the interior of the foundation pit 1 can be stably supported, the support effect is improved, the installation is convenient, the operation is convenient and fast, the construction efficiency is high, the position of the telescopic column 8 is adjusted, the position of the slide rod 16 is adjusted, the support device can be suitable for the support in different height positions, the use effect is good, after the construction is completed, the anchoring screws on the lower connecting plate 4, the upper connecting plate 10 and the bottom plate 17 are sequentially disassembled, the support device can be removed for recycling, and the details not described in detail in this specification are well known to those skilled in the art.

To sum up, this support in deep basal pit fast trades and props construction equipment can stabilize the support to foundation ditch 1 inside, and the supporting effect is good to simple to operate, the simple operation, the efficiency of construction is high, adjusts through the position to flexible post 8 moreover, and adjusts slide bar 16's position, can be applicable to the support of different height position, excellent in use effect.

Claims

1. The utility model provides an interior quick construction equipment that trades of support of deep basal pit, includes foundation ditch (1), basement wall (2) and concrete pier seat (3), its characterized in that: the basement wall (2) and the concrete pier seat (3) are fixedly mounted on the inner wall of the bottom of the foundation pit (1), the left side of the concrete pier seat (3) is fixedly connected with the inner wall of the left side of the foundation pit (1), the top of the concrete pier seat (3) is fixedly provided with a lower connecting plate (4) through an anchoring bolt, the top of the lower connecting plate (4) is fixedly provided with a lower U-shaped supporting seat (5), a support column (6) which is obliquely arranged is rotatably mounted on the lower U-shaped supporting seat (5), the top end of the support column (6) is provided with a mounting groove (7), a telescopic column (8) is slidably mounted in the mounting groove (7), the top end of the telescopic column (8) extends to the outside of the mounting groove (7) and is hinged with an upper U-shaped supporting seat (9), one side of the upper U-shaped supporting seat (9) is fixedly provided with an upper connecting plate (10), upper junction plate (10) are fixed through the anchor bolt installation on basement wall (2), all set up threaded hole on the both sides inner wall of mounting groove (7), two equal screw thread has run through locking bolt (11) in the threaded hole, constant head tank (12) have all been seted up to the both sides of flexible post (8), two the one end that locking bolt (11) are close to each other extends to corresponding respectively in constant head tank (12), be provided with reinforcing mechanism on support column (6).

2. The rapid support-changing construction device for the inner support of the deep foundation pit as claimed in claim 1, wherein: the limiting grooves are formed in the inner portions of the two sides of the mounting groove (7), limiting rods are fixedly mounted on the two sides of the telescopic column (8), and the limiting rods are slidably mounted in the corresponding limiting grooves respectively.

3. The rapid support-changing construction device for the inner support of the deep foundation pit as claimed in claim 1, wherein: the number of the positioning grooves (12) is multiple, and the positioning grooves (12) are arranged in a pairwise symmetrical mode at equal intervals.

4. The rapid support changing construction device for the inner support of the deep foundation pit as claimed in claim 1, wherein: the reinforcing mechanism comprises a U-shaped hinged seat (13), a reinforcing rod (14), a sliding rod (16), a bottom plate (17), a threaded rod (19), a shaft seat (20) and an adjusting assembly, the U-shaped hinged seat (13) is fixedly installed on the outer wall of the supporting column (6), the top end of the reinforcing rod (14) is hinged to the U-shaped hinged seat (13), a sliding groove (15) is formed in the bottom end of the reinforcing rod (14), the sliding rod (16) is slidably installed in the sliding groove (15), the bottom end of the sliding rod (16) extends out of the sliding groove (15), the bottom plate (17) is fixedly installed at the bottom end of the sliding rod (16), the bottom plate (17) is fixedly connected with the inner wall of the bottom of the foundation pit (1) through an anchoring bolt, a threaded groove (18) is formed in the top end of the sliding rod (16), and the threaded rod (19) is rotatably installed in the threaded groove (18), the shaft seat (20) is fixedly arranged on the inner wall of the top of the sliding groove (15), and the top end of the threaded rod (19) extends out of the threaded groove (18) and is rotatably connected with the shaft seat (20).

5. The rapid support-changing construction device for the inner support of the deep foundation pit as claimed in claim 4, wherein: the adjusting part comprises a driven bevel gear (21), a driving bevel gear (22), a rotating shaft (23) and a handle (24), wherein the driven bevel gear (21) is fixedly sleeved on the threaded rod (19), the driven bevel gear (21) is positioned above the sliding rod (16), a round hole is formed in the inner wall of one side of the sliding groove (15), the rotating shaft (23) is rotatably installed in the round hole, the two ends of the rotating shaft (23) extend to the outside of the round hole, the driving bevel gear (22) is fixedly installed at one end of the rotating shaft (23) positioned in the sliding groove (15), the driving bevel gear (22) is meshed with the driven bevel gear (21), and the handle (24) is fixedly installed at one end of the rotating shaft (23) positioned in the outside of the sliding groove (15).

6. The rapid support-changing construction device for the inner support of the deep foundation pit as claimed in claim 5, wherein: the rotating shaft (23) is fixedly sleeved with a bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the round hole.

7. The rapid support-changing construction device for the inner support of the deep foundation pit as claimed in claim 4, wherein: the guide grooves are formed in the inner walls of the two sides of the sliding groove (15), guide rods are fixedly mounted on the two sides of the sliding rod (16), and the two guide rods are slidably mounted in the corresponding guide grooves respectively.