CN213867845U

CN213867845U - Building foundation pit supporting structure

Info

Publication number: CN213867845U
Application number: CN202022644081.2U
Authority: CN
Inventors: 蔡国华; 陈国钦; 梅国民
Original assignee: Zhejiang Guangda Construction Group Co ltd
Current assignee: Zhejiang Guangda Construction Group Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-08-03
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a building foundation ditch supporting construction, comprising a base plate, the left top of bottom plate is provided with the backup pad, first recess has all been seted up to the front side and the rear side at bottom plate top, and the inside of first recess is provided with the movable block, the front and the back of movable block all with the inner wall sliding connection of first recess, the top fixedly connected with fixed block of first recess is extended to at the top of movable block, the front and the back of fixed block all have branch through first pivot swing joint, the second recess has been seted up at the top on backup pad right side. The utility model provides an in-process that current supporting construction was using, install supporting construction through the bolt mostly, the bolt exposes in the air for a long time, leads to the rust ization fracture of bolt easily, causes the problem that supporting construction scatters, this building excavation supporting construction possesses the advantage of being convenient for install, has improved supporting construction's practicality.

Description

Building foundation pit supporting structure

Technical Field

The utility model relates to a construction technical field specifically is a building foundation ditch supporting construction.

Background

The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation, an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby the site before excavation, waterproof drainage work is carried out, a method for placing a side slope can be used for people who do not excavate deeply to stabilize the soil slope, the size of the slope is determined according to relevant construction regulations, people who excavate deeper and nearby buildings can use a foundation pit wall supporting method and a concrete injection wall protecting method, and a large foundation pit even adopts methods such as interlocking of an underground continuous wall and a column type bored concrete pile to prevent the collapse of the outer side soil layer; for those who have no influence on nearby buildings, the underground water level can be reduced by a well point method, and slope releasing open cut is adopted; in cold regions, natural cold freezing method can be adopted for excavation and the like.

At construction's in-process, need use supporting construction to support the foundation ditch, but current supporting construction is at the in-process that uses, installs supporting construction through the bolt mostly, and the bolt exposes for a long time in the air, leads to the bolt rustization fracture easily, causes supporting construction to scatter, has reduced supporting construction's practicality.

SUMMERY OF THE UTILITY MODEL

For solving the problem that provides in the above-mentioned background art, the utility model aims to provide a building foundation ditch supporting construction possesses the advantage of the installation of being convenient for, has solved current supporting construction and at the in-process that uses, installs supporting construction through the bolt mostly, and the bolt exposes in the air for a long time, leads to the bolt rust ization fracture easily, causes the problem that supporting construction scatters.

The utility model provides a following technical scheme: a supporting structure of a building foundation pit comprises a bottom plate, wherein a supporting plate is arranged at the left top of the bottom plate, first grooves are formed in the front side and the rear side of the top of the bottom plate, movable blocks are arranged in the first grooves, the front sides and the back sides of the movable blocks are connected with the inner walls of the first grooves in a sliding mode, the tops of the movable blocks extend to the tops of the first grooves and are fixedly connected with fixed blocks, supporting rods are movably connected to the front sides and the back sides of the fixed blocks through first rotating shafts, second grooves are formed in the top of the right side of the supporting plate, positioning blocks are movably connected to the tops of the second grooves through second rotating shafts, the right sides of the positioning blocks penetrate through the insides of the supporting rods, a placing groove is formed in the movable blocks, a clamping block is arranged in the placing groove, the bottom of the clamping block penetrates through the inside of the bottom plate, and a connecting block is fixedly connected to the tops of the clamping block, the top of connecting block runs through to the top of movable block, the surface cover of connecting block is equipped with the spring, the top of spring and the inner wall fixed connection of standing groove, the bottom of spring and the top fixed connection of fixture block.

The bottom fixedly connected with of backup pad erects the piece, the top of bottom plate is seted up with erects piece complex perpendicular groove, the quantity of erectting the piece is three, and three erects the piece and be the equidistance and distribute, the locating hole with locating piece complex is seted up on the surface of branch, the shape of locating piece and locating hole is native style of calligraphy.

The equal fixedly connected with slider in front and the back of movable block, the inner wall of first recess seted up with slider complex spout, the shape of slider and spout is the T style of calligraphy, the inner wall of first recess seted up with fixture block complex draw-in groove, the quantity of draw-in groove is greater than four, and a plurality of draw-in grooves are the equidistance and distribute.

The bottom fixedly connected with supporting shoe on backup pad right side, the quantity of supporting shoe is three, and three supporting shoe is the equidistance and distributes, the left side at bottom plate top is seted up with supporting shoe complex fixed slot, the shape of supporting shoe is triangle-shaped.

The left side cover at the branch back is equipped with the sleeve, first internal thread has been seted up to telescopic inner wall, first external screw thread with first internal thread fit has been seted up on the left side on branch surface, telescopic inner wall and the surface threaded connection of branch.

The third recess has been seted up at the top of movable block, and the inside of third recess is provided with the crosspiece, the activity groove has been seted up to the bottom of crosspiece, the top of connecting block extends to the inside of activity groove, the second external screw thread has been seted up on the surface of crosspiece, and the inner wall of third recess is seted up and is used the second internal thread with the cooperation of second external screw thread, the surface of crosspiece and the inner wall threaded connection of third recess.

The utility model has the advantages as follows:

1. the utility model provides an in-process that current supporting construction was using, install supporting construction through the bolt mostly, the bolt exposes in the air for a long time, leads to the rust ization fracture of bolt easily, causes the problem that supporting construction scatters, this building excavation supporting construction possesses the advantage of being convenient for install, has improved supporting construction's practicality.

2. The utility model discloses a cooperation of riser and perpendicular groove is used, can fix a position the position of backup pad, uses through the cooperation of locating piece and locating hole, can prevent that branch from breaking away from the locating piece.

3. The utility model discloses a cooperation of slider and spout is used, can reduce the friction of movable block and first recess, prevents simultaneously that the movable block from breaking away from the bottom plate, uses through the cooperation of fixture block and draw-in groove, can fix a position the position of movable block.

4. The utility model discloses a setting of supporting shoe can support the position of backup pad spacingly, prevents that the phenomenon of skew from appearing in the backup pad.

5. The utility model discloses a telescopic setting can prevent that the locating piece from breaking away from branch, uses through the cooperation of first internal thread and first external screw thread, can carry on spacingly to telescopic position.

6. The utility model discloses a setting of third recess can carry on spacingly to the position of crossband, uses through second external screw thread and the internal screw thread cooperation of second, can carry on spacingly to the position of crossband, connecting block and fixture block.

Drawings

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

FIG. 2 is an enlarged structural view of the point A in FIG. 1 according to the present invention;

FIG. 3 is a top sectional view of the sleeve structure of FIG. 1 according to the present invention;

FIG. 4 is a right side view of the fixing block structure of FIG. 1 according to the present invention;

fig. 5 is a perspective view of the supporting plate structure of fig. 1 according to the present invention.

In the figure: 1. a base plate; 2. a support plate; 3. a movable block; 4. a fixed block; 5. a strut; 6. positioning blocks; 7. connecting blocks; 8. a spring; 9. a clamping block; 10. a slider; 11. a support block; 12. a sleeve; 13. a transverse block; 14. and (5) a vertical block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

As shown in figures 1 to 5, the utility model comprises a bottom plate 1, a supporting plate 2 is arranged on the left top of the bottom plate 1, first grooves are arranged on the front side and the rear side of the top of the bottom plate 1, a movable block 3 is arranged in the first groove, the front side and the back side of the movable block 3 are both connected with the inner wall of the first groove in a sliding manner, a fixed block 4 is fixedly connected with the top of the movable block 3 extending to the top of the first groove, a supporting rod 5 is movably connected with the front side and the back side of the fixed block 4 through a first rotating shaft, a second groove is arranged on the top of the right side of the supporting plate 2, a positioning block 6 is movably connected with the top of the second groove through a second rotating shaft, the right side of the positioning block 6 penetrates into the supporting rod 5, a placing groove is arranged in the movable block 3, a clamping block 9 is arranged in the placing groove, the bottom of the clamping block 9 penetrates into the bottom of the bottom plate 1, a connecting block 7 is fixedly connected with the top of the clamping block 9, the top of connecting block 7 runs through to the top of movable block 3, and the surface cover of connecting block 7 is equipped with spring 8, the top of spring 8 and the inner wall fixed connection of standing groove, the bottom of spring 8 and the top fixed connection of fixture block 9.

Referring to fig. 1, the bottom of the supporting plate 2 is fixedly connected with vertical blocks 14, vertical grooves matched with the vertical blocks 14 are formed in the top of the bottom plate 1, the number of the vertical blocks 14 is three, the three vertical blocks 14 are distributed at equal intervals, positioning holes matched with the positioning blocks 6 are formed in the surface of the supporting rod 5, and the positioning blocks 6 and the positioning holes are all in a shape of Chinese character 'tu'.

This embodiment can fix a position the position of backup pad 2 through the cooperation of riser 14 and perpendicular groove use, uses through the cooperation of locating piece 6 and locating hole, can prevent that branch 5 from breaking away from locating piece 6.

Referring to fig. 4, the front and back of the movable block 3 are fixedly connected with sliders 10, the inner wall of the first groove is provided with a sliding groove matched with the sliders 10, the sliders 10 and the sliding groove are in a T-shape, the inner wall of the first groove is provided with clamping grooves matched with the clamping blocks 9, the number of the clamping grooves is greater than four, and the clamping grooves are distributed equidistantly.

This embodiment uses through the cooperation of slider 10 and spout, can reduce the friction of movable block 3 and first recess, prevents simultaneously that movable block 3 from breaking away from bottom plate 1, uses through the cooperation of fixture block 9 and draw-in groove, can fix a position movable block 3's position.

Referring to fig. 5, the bottom of the right side of the supporting plate 2 is fixedly connected with three supporting blocks 11, the three supporting blocks 11 are distributed at equal intervals, the left side of the top of the bottom plate 1 is provided with a fixing groove matched with the supporting blocks 11, and the supporting blocks 11 are triangular.

This embodiment can support the position of backup pad 2 spacingly through the setting of supporting shoe 11, prevents that the phenomenon of skew from appearing in backup pad 2.

Referring to fig. 3, a sleeve 12 is sleeved on the left side of the back of the support rod 5, a first internal thread is formed on the inner wall of the sleeve 12, a first external thread matched with the first internal thread is formed on the left side of the surface of the support rod 5, and the inner wall of the sleeve 12 is in threaded connection with the surface of the support rod 5.

This embodiment can prevent that locating piece 6 from breaking away from branch 5 through the setting of sleeve 12, uses through the cooperation of first internal thread and first external screw thread, can carry on spacingly to sleeve 12's position.

Referring to fig. 2, a third groove is formed in the top of the movable block 3, a transverse block 13 is arranged inside the third groove, a movable groove is formed in the bottom of the transverse block 13, the top of the connecting block 7 extends to the inside of the movable groove, a second external thread is formed on the surface of the transverse block 13, a second internal thread matched with the second external thread is formed in the inner wall of the third groove, and the surface of the transverse block 13 is in threaded connection with the inner wall of the third groove.

This embodiment can carry on spacingly to the position of horizontal block 13 through the setting of third recess, uses through the cooperation of second external screw thread and second internal thread, can carry on spacingly to the position of horizontal block 13, connecting block 7 and locating piece 6.

The utility model makes the second external thread break away from the second internal thread by rotating the cross block 13 anticlockwise, then pushing the supporting rod 5 leftwards, the supporting rod 5 moves leftwards to drive the fixed block 4 and the movable block 3 to move leftwards, the movable block 3 moves leftwards to push the clamping block 9 to move upwards to make the clamping block 9 break away from the clamping groove, the clamping block 9 moves upwards to compress the spring 8, the resilience force of the spring 8 drives the clamping block 9 to be clamped into the clamping groove all the time, position of the movable block 3 is limited, then rotating the sleeve 12 anticlockwise to make the internal thread break away from the external thread, making the sleeve 12 break away from the positioning block 6, then pulling the positioning block 6 upwards, making the kiss 6 rotate around the second rotating shaft, making the positioning block 6 break away from the positioning hole, then pulling the supporting plate 2 upwards to make the vertical block 14 break away from the vertical groove, making the supporting block 11 break away from the fixed groove, at this moment, the supporting plate 2 can be disassembled, during installation, promote backup pad 2 downwards, make the inside in riser groove is advanced to riser block 14 card, make the inside of supporting shoe 11 card advance the fixed slot, position backup pad 2's position, then rotatory locating piece 6, make locating piece 6 card advance the inside of locating hole, then clockwise rotation sleeve 12, fix a position the position of locating piece 6 through sleeve 12, prevent that locating piece 6 from breaking away from branch 5, then stimulate movable block 3 right, adjust branch 5's position through removing movable block 3, then clockwise rotation horizontal block 13, make the second external screw thread card advance the second internal thread, fix the position of fixture block 9 through horizontal block 13, can fix the position of mounting panel 2 this moment.

Claims

1. The utility model provides a building foundation ditch supporting construction, includes bottom plate (1), its characterized in that: the novel positioning device is characterized in that a supporting plate (2) is arranged at the left top of the bottom plate (1), first grooves are formed in the front side and the rear side of the top of the bottom plate (1), a movable block (3) is arranged in each first groove, the front side and the back side of the movable block (3) are in sliding connection with the inner wall of each first groove, the top of each movable block (3) extends to the top of each first groove and is fixedly connected with a fixed block (4), the front side and the back side of each fixed block (4) are movably connected with a supporting rod (5) through a first rotating shaft, a second groove is formed in the top of the right side of the supporting plate (2), a positioning block (6) is movably connected to the top of the inside of each second groove through a second rotating shaft, the right side of the positioning block (6) penetrates into the corresponding supporting rod (5), a placing groove is formed in the movable block (3), and a clamping block (9) is arranged in the placing groove, the bottom of fixture block (9) runs through to the inside of bottom plate (1), the top fixedly connected with connecting block (7) of fixture block (9), the top of connecting block (7) runs through to the top of movable block (3), the surface cover of connecting block (7) is equipped with spring (8), the top of spring (8) and the inner wall fixed connection of standing groove, the bottom of spring (8) and the top fixed connection of fixture block (9).

2. The building foundation pit supporting structure of claim 1, wherein: the bottom fixedly connected with of backup pad (2) erects piece (14), the top of bottom plate (1) is seted up and is erected the groove with erects piece (14) complex, the quantity of erectting piece (14) is three, and three erects piece (14) are the equidistance and distribute, the surface of branch (5) is seted up and is located piece (6) complex locating hole, the shape of locating piece (6) and locating hole is native style of calligraphy.

3. A building foundation pit supporting construction according to claim 2, wherein: the equal fixedly connected with slider (10) in front and the back of movable block (3), the inner wall of first recess seted up with slider (10) complex spout, the shape of slider (10) and spout is the T style of calligraphy, the inner wall of first recess seted up with fixture block (9) complex draw-in groove, the quantity of draw-in groove is greater than four, and a plurality of draw-in grooves are the equidistance and distribute.

4. A building foundation pit supporting construction according to claim 3, wherein: the bottom fixedly connected with supporting shoe (11) on backup pad (2) right side, the quantity of supporting shoe (11) is three, and three supporting shoe (11) are the equidistance and distribute, the left side at bottom plate (1) top is seted up with supporting shoe (11) complex fixed slot, the shape of supporting shoe (11) is triangle-shaped.

5. The building foundation pit supporting structure of claim 4, wherein: the left side cover at the branch (5) back is equipped with sleeve (12), first internal thread has been seted up to the inner wall of sleeve (12), the first external screw thread with first internal thread complex has been seted up on the left side on branch (5) surface, the surface threaded connection of the inner wall of sleeve (12) and branch (5).

6. The building foundation pit supporting structure of claim 1, wherein: the third recess has been seted up at the top of movable block (3), and the inside of third recess is provided with horizontal piece (13), movable groove has been seted up to the bottom of horizontal piece (13), the top of connecting block (7) extends to the inside of movable groove, the second external screw thread has been seted up on the surface of horizontal piece (13), and the inner wall of third recess has been seted up and has been used the second internal thread with the cooperation of second external screw thread, the surface of horizontal piece (13) and the inner wall threaded connection of third recess.