CN217399675U

CN217399675U - Foundation pit supporting structure with high supporting stability

Info

Publication number: CN217399675U
Application number: CN202221553786.6U
Authority: CN
Inventors: 周意; 周超; 刘维; 杨鹏; 曾治国
Original assignee: Hunan No2 Engineering Co ltd
Current assignee: Hunan No2 Engineering Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-09-09
Anticipated expiration: 2032-06-21

Abstract

A foundation pit supporting structure with high supporting stability comprises a supporting column, wherein a fixed block is arranged on one side of the supporting column, a first rotating rod is hinged to one side, away from the supporting column, of the fixed block, a first square block is hinged to one end, away from the fixed block, of the first rotating rod, a movable rod is connected to the inner portion of the first square block in a threaded mode, a second rotating rod is hinged to one side, away from the first rotating rod, of the fixed block, the end portion of the second rotating rod is hinged to a second square block, the second square block is connected with the movable rod in a threaded mode, the bottom end of the supporting column is connected with a base, clamping grooves are evenly formed in the top end of the base, and a stabilizing mechanism is hinged to the inner portion of one side of the supporting column; the support column is equipped with two sets ofly, and every group is two, and two support columns are about the axis symmetric distribution of movable rod. The utility model discloses when taking place the collapse, the first section holding capacity of support column is stronger, is difficult for the rupture, makes this underground structure more stable.

Description

Foundation pit supporting structure with high supporting stability

Technical Field

The utility model relates to a excavation supporting technical field, in particular to support excavation supporting construction that stability is high.

Background

The foundation pit support is a retaining, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit, and has an important effect on preventing the foundation pit from collapsing.

When the existing foundation pit support is used, the foundation pit support can be supported, when a collapse accident occurs, the foundation pit support with insufficient stability is easy to bear and topple over when in use, and meanwhile, falling soil and stones are not blocked, so that potential safety hazards are easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a problem that can solve when taking place to collapse pit support shakiness and empty is provided, can effectively block the native stone that drops and not cause the high excavation supporting construction of support stability of potential safety hazard.

The utility model provides a technical scheme that its technical problem adopted is:

a foundation pit supporting structure with high supporting stability comprises a supporting column, wherein a fixed block is arranged on one side of the supporting column, first bolts penetrate through four corners of the fixed block, a first rotating rod is hinged to one side, away from the supporting column, of the fixed block, a first square block is hinged to one end, away from the fixed block, of the first rotating rod, a movable rod is connected to the inner thread of the first square block, a second rotating rod is hinged to one side, away from the first rotating rod, of the fixed block, a second square block is hinged to the end portion of the second rotating rod, the second square block is connected with the movable rod in a threaded mode, the bottom end of the supporting column is connected with a base, a clamping groove is formed in the top end of the base, and a stabilizing mechanism is hinged to the inner portion of one side of the supporting column; the two groups of support columns are arranged, two support columns are arranged in each group, and the two support columns are symmetrically distributed around the central axis of the movable rod; the support column includes upper portion and lower part, and the upper portion internally mounted has the screw rod, and the two threaded connection, the bottom of screw rod is connected with bevel gear, and the lower part that lies in the support column with one side runs through there is the awl tooth button, and bevel gear is connected with the awl tooth button, lies in to install the connecting rod between the support column with one side.

Further, the connecting rod includes head rod and second connecting rod, the head rod is connected with the upper portion of support column, the second connecting rod is connected with the lower part of support column, the bottom of head rod is connected with the lifter, the outside cover of lifter is equipped with the grooved bar, the grooved bar is installed on the second connecting rod.

Furthermore, the bevel gear button penetrates through the second connecting rod.

Further, a fixing plate is installed on one side of the connecting rod and fixedly connected with the connecting rod through a second bolt.

Further, stabilizing mean includes the rotation axis, the rotation axis is installed in the inside of support column one side, and the outside cover of rotation axis is equipped with first kelly, the bottom of first kelly runs through there is the second kelly, and has evenly seted up the hole on the second kelly, the inside screw button that runs through of first kelly, and the end connection of screw button has the nut.

Furthermore, the cross section of the hole is in a circular design.

Further, the central line of the screw rod is overlapped with the central line of the support column.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the distance between the first square block and the second square block is shortened by rotating the movable rod, the first rotating rod and the second rotating rod are driven to rotate simultaneously, the fixed block is moved to the side of the supporting column, the fixed block is fixed through the first bolt, the supporting effect of the supporting column is better, the structure is more stable, the supporting column is not easy to break, the rotating angle of the first rotating rod can be conveniently adjusted according to the width of the foundation pit, when collapse occurs, the falling phenomenon caused by the fact that the supporting column cannot bear is avoided by improving the upper half section bearing force of the supporting column, and therefore falling earth and stones can be effectively blocked, the potential safety hazard problem is avoided, and the safety and the practicability of the foundation pit supporting structure in the using process are further improved;

(2) the bevel gear is driven to rotate along with the bevel gear through the rotary bevel gear button, the screw rod is driven to rotate when the bevel gear rotates, the support columns are lifted when the screw rod rotates, after the support columns are adjusted to be at proper heights, the fixing plates with proper lengths are installed on the side sides of the connecting rods and the groove rods and are fixed through the second bolts, the height of the foundation pit support is conveniently adjusted according to the depth of the foundation pit, the applicability of the foundation pit support is stronger, and the foundation pit support is convenient to use in a plurality of foundation pits;

(3) rotate first kelly through the rotation axis to take the second kelly out to suitable length, insert the knob and fix in the first kelly, adjust the length after, with second kelly and draw-in groove block, make this excavation supporting more stable when using, share the power that the support column bore, make the support column bearing capacity when supporting stronger, the support column is difficult for empting when using simultaneously, and this excavation supporting is more stable.

In summary, the foundation pit supporting structure with high supporting stability not only realizes that the upper half section of the supporting column is stronger in bearing force and not easy to break when collapse occurs, so that the foundation pit supporting structure is more stable, but also is convenient to adjust the height of the foundation pit supporting structure according to the depth of a foundation pit, and the supporting column is not easy to topple when in use, so that the foundation pit supporting structure is more stable.

Drawings

Fig. 1 is a schematic front view cross-sectional structure diagram of an embodiment of the present invention;

fig. 2 is a schematic side view of a cross-sectional structure according to an embodiment of the present invention;

fig. 3 is a schematic side view of an embodiment of the present invention;

FIG. 4 is a schematic structural view of a fixing mechanism according to an embodiment of the present invention;

fig. 5 is a schematic view of a connection structure of the first clamping rod and the second clamping rod according to the embodiment of the present invention;

in the figure: 1. a support pillar; 2. a fixed block; 3. a first bolt; 4. a first rotating lever; 5. a first square block; 6. a movable rod; 7. a second rotating lever; 8. a second square block; 9. a base; 10. a card slot; 11. a screw; 12. a bevel gear; 13. a bevel gear button; 14. a connecting rod; 15. a lifting rod; 16. a slot bar; 17. a fixing plate; 18. a second bolt; 19. a stabilizing mechanism; 1901. a rotating shaft; 1902. a first clamping rod; 1903. a second clamping rod; 1904. a hole; 1905. a screw button; 1906. and a nut.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 5, the foundation pit supporting structure with high supporting stability comprises a supporting column 1, a fixing block 2 is arranged on one side of the supporting column 1, and the four corners of the fixed block 2 are penetrated with first bolts 3, one side of the fixed block 2 far away from the support column 1 is hinged with a first rotating rod 4, and one end of the first rotating rod 4, which is far away from the fixed block 2, is hinged with a first square block 5, the inner thread of the first square block 5 is connected with a movable rod 6, one side of the fixed block 2, which is far away from the first rotating rod 4, is hinged with a second rotating rod 7, the end part of the second rotating rod 7 is hinged with a second square block 8, the second square block 8 is in threaded connection with the movable rod 6, the bottom end of the supporting column 1 is connected with a base 9, clamping grooves 10 are uniformly formed in the top end of the base 9, and a stabilizing mechanism 19 is hinged inside one side of the supporting column 1; two groups of the support columns 1 are arranged, each group is two, and the two support columns 1 are symmetrically distributed about the central axis of the movable rod 6; support column 1 includes upper portion and lower part, and upper portion internally mounted has screw rod 11, and the two threaded connection, the bottom of screw rod 11 is connected with bevel gear 12, and the lower part that lies in support column 1 with one side runs through there is awl tooth button 13, and bevel gear 12 is connected with awl tooth button 13, under awl tooth button 13, bevel gear 12 and with screw rod 11's effect, can realize the lift of support column 1 upper portion, lies in to install connecting rod 14 between the support column 1 with one side.

In this embodiment, the connecting rod 14 includes a first connecting rod and a second connecting rod, the first connecting rod is connected with the upper portion of support column 1, the second connecting rod is connected with the lower portion of support column 1, the bottom of first connecting rod is connected with lifter 15, the outside cover of lifter 15 is equipped with grooved bar 16, grooved bar 16 installs on the second connecting rod.

In this embodiment, the bevel gear button 13 penetrates through the second connecting rod.

In this embodiment, a fixing plate 17 is installed on one side of the connecting rod 14, and the fixing plate 17 is fixedly connected to the connecting rod 14 through a second bolt 18.

In this embodiment, stabilizing mechanism 19 includes rotation axis 1901, rotation axis 1901 is installed in the inside of support column 1 one side, and the outside cover of rotation axis 1901 is equipped with first kelly 1902, second kelly 1903 has been run through to the bottom of first kelly 1902, and has evenly seted up hole 1904 on the second kelly 1903, first kelly 1902 is inside to be run through has knob 1905, and the end connection of knob 1905 has nut 1906. The cross section of the hole 1904 is designed to be circular, so that the screw button 1905 can be more attached to the hole 1904, and different positions of the second clamping rod 1903 can be fixed.

In this embodiment, the central line of the screw 11 and the central line of the supporting column 1 are coincident with each other.

The working principle is as follows:

firstly, the foundation pit supporting structure is placed in a foundation pit, a bevel gear button 13 is rotated, the bevel gear button 13 drives a bevel gear 12 to rotate along with the bevel gear 12, the bevel gear 12 drives a screw rod 11 to rotate when rotating, a supporting column 1 is lifted on the screw rod 11 when the screw rod 11 rotates, after the supporting column is adjusted to a proper height, a fixing plate 17 with a proper length is installed on the side of a connecting rod 14 and a groove rod 16 and is fixed through a second bolt 18, and the height of the foundation pit supporting structure can be conveniently adjusted according to the depth of the foundation pit;

secondly, attaching the support pillar 1 to the wall of the foundation pit, rotating the first clamping rod 1902 through the rotating shaft 1901, drawing out the second clamping rod 1903 to a proper length, inserting the screw button 1905 into the first clamping rod 1902, fixing the first clamping rod with the nut 1906, and after the length is adjusted, clamping the second clamping rod 1903 with the clamping groove 10 to enable the foundation pit support to be more stable in use and share the force borne by the support pillar 1;

finally, rotatory movable rod 6, when the rotatory rise of movable rod 6, make the distance between first square 5 and the second square 8 become nearly, and drive first dwang 4 and second dwang 7 and rotate simultaneously, make the avris laminating of fixed block 2 to support column 1, fix fixed block 2 between support column 1 through first bolt 3, make the supporting effect of support column 1 better, when taking place to collapse, the first section holding capacity of support column 1 is stronger, difficult rupture, make it be difficult for taking place to empty the phenomenon because of bearing not live, thereby can effectually block the soil stone that drops, avoid causing the potential safety hazard problem.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a support foundation ditch supporting construction that stability is high, includes the support column, its characterized in that: one side of the supporting column is provided with a fixed block, first bolts penetrate through four corners of the fixed block, one side, away from the supporting column, of the fixed block is hinged with a first rotating rod, one end, away from the fixed block, of the first rotating rod is hinged with a first square block, a movable rod is connected with the internal threads of the first square block, one side, away from the first rotating rod, of the fixed block is hinged with a second rotating rod, the end portion of the second rotating rod is hinged with a second square block, the second square block is connected with the movable rod through threads, the bottom end of the supporting column is connected with a base, a clamping groove is uniformly formed in the top end of the base, and a stabilizing mechanism is hinged inside one side of the supporting column; two groups of support columns are arranged, each group is two, and the two support columns are symmetrically distributed around the central axis of the movable rod; the support column includes upper portion and lower part, and the upper portion internally mounted has the screw rod, and the two threaded connection, the bottom of screw rod is connected with bevel gear, and the lower part that lies in the support column with one side runs through there is the awl tooth button, and bevel gear is connected with the awl tooth button, lies in to install the connecting rod between the support column with one side.

2. The foundation pit supporting structure with high supporting stability according to claim 1, wherein: the connecting rod includes head rod and second connecting rod, the head rod is connected with the upper portion of support column, the second connecting rod is connected with the lower part of support column, the bottom of head rod is connected with the lifter, the outside cover of lifter is equipped with the grooved bar, the grooved bar is installed on the second connecting rod.

3. The foundation pit supporting structure with high supporting stability according to claim 2, wherein: the bevel gear button penetrates through the second connecting rod.

4. The foundation pit supporting structure with high supporting stability according to claim 1 or 2, wherein: a fixing plate is installed on one side of the connecting rod and fixedly connected with the connecting rod through a second bolt.

5. The foundation pit supporting structure with high supporting stability according to claim 1 or 2, wherein: the stabilizing mechanism comprises a rotating shaft, the rotating shaft is installed in the supporting column one side, a first clamping rod is sleeved on the outer side of the rotating shaft, a second clamping rod penetrates through the bottom end of the first clamping rod, holes are evenly formed in the second clamping rod, a screw button penetrates through the inside of the first clamping rod, and the end portion of the screw button is connected with a nut.

6. The foundation pit supporting structure with high supporting stability according to claim 5, wherein: the cross section of the hole is in a circular design.