CN218970025U

CN218970025U - Foundation pit upright post pile

Info

Publication number: CN218970025U
Application number: CN202223150351.XU
Authority: CN
Inventors: 刘振财; 黄丽娇
Original assignee: Fujian Heshengda Construction Engineering Co ltd
Current assignee: Fujian Heshengda Construction Engineering Co ltd
Priority date: 2022-11-26
Filing date: 2022-11-26
Publication date: 2023-05-05
Anticipated expiration: 2032-11-26

Abstract

The application discloses foundation ditch stand stake relates to the technical field that the foundation ditch was strutted, and it includes the cement soil mixture to and the lower extreme bury in the shaped steel in the earth mixture, the shaped steel top can be dismantled and be connected with and mark the piece, works as mark a lower surface butt in adjacent when the shaped steel top, the shaped steel top is with adjacent the shaped steel top flushes. The error when preliminary calibration is carried out to shaped steel can be reduced to this application.

Description

Foundation pit upright post pile

Technical Field

The application relates to the technical field of foundation pit support, in particular to a foundation pit upright post pile.

Background

In the building process of the house, the foundation pit is excavated, and then the subsequent building of the house is needed. Before the foundation pit is excavated, pile piles are buried and set up to support the periphery of the foundation pit.

In the prior art, profile steel is often used as a stand column, a guide ditch is firstly excavated, then the guide ditch is sunk and excavated through a stirring drilling machine, cement slurry is injected into the stirring drilling machine in the process of repeatedly lifting up and down and sinking, cement slurry and stratum soil are uniformly mixed, then the profile steel is inserted before a cement-soil mixture is not hardened, the profile steel is used as a stress reinforcing material, a vibrating machine acts on the upper surface of the profile steel to vibrate so as to drive the profile steel to move downwards in the cement-soil mixture, the profile steel and cement form a column pile after the cement-soil mixture is hardened, and then a foundation pit is excavated.

To foretell prior art, the shaped steel inserts the interior degree of depth of cement concrete and has prescribes, consequently is provided with the elevation seat on ground generally, has the elevation line on the elevation seat, and every shaped steel is when the position is close to the elevation line to the shaped steel top surface position of inserting down, needs the workman to carry out preliminary calibration to the position of shaped steel, stops to put down the shaped steel after the calibration, but still has great error between the preliminary calibration different shaped steels through naked eye observation.

Disclosure of Invention

In order to reduce the error when carrying out preliminary calibration to shaped steel, this application provides a foundation ditch stand stake.

The application provides a foundation ditch stand stake adopts following technical scheme:

the utility model provides a foundation ditch stand stake, includes the cement soil mixture, and the lower extreme bury in the shaped steel in the earth mixture, the shaped steel top can be dismantled and be connected with and mark the piece, works as mark a lower surface butt in adjacent when the shaped steel top, the shaped steel top is with adjacent the shaped steel top flushes.

Through adopting above-mentioned technical scheme, the in-process that shaped steel was transferred, the demarcation piece can be assisted and transferred shaped steel and adjacent shaped steel are leveled to confirm the position that shaped steel was transferred fast, reduce the error when carrying out preliminary calibration to shaped steel, improve the accuracy nature when building.

Optionally, shaped steel upper end is provided with connecting portion, connecting portion include the connecting block, and threaded connection in bolt on the connecting block, mark the piece including being used for the cover to establish the sleeve of connecting block, and with the mark portion that the sleeve links to each other, be provided with the through-hole that supplies the bolt to wear to establish on the sleeve.

Through adopting above-mentioned technical scheme, locate the sleeve cover on the connecting portion, wear the bolt to establish through-hole screw thread again and practice on a grade and the connecting block, make the mark piece install on shaped steel fast.

Optionally, the connecting block is cylindrical, and the connecting block axis extends along the section steel length, and the through hole extends along the sleeve circumference.

Through adopting above-mentioned technical scheme, mark the piece and can rotate and connect on shaped steel to make the position that can mark the piece according to the direction adjustment that shaped steel was arranged.

Optionally, the connecting block is last to keeping away from the spacing axle that shaped steel direction extends, be provided with on the sleeve and supply spacing axle wears to establish the perforation, just spacing epaxial edge spacing axle axis direction removal is connected with spacing portion, spacing portion includes along spacing axle axis direction slip cap locates spacing ring on the spacing axle outer wall, and set up in spacing key on the spacing ring outer wall, the sleeve is in be provided with the confession on the perforation inner wall spacing groove that spacing key pegged graft, just threaded connection has the restriction on the spacing axle spacing key shifts out the locking ring of spacing groove.

Through adopting above-mentioned technical scheme, when spacing key pegged graft in the spacing inslot, relative positioning between spacing axle and the sleeve to inject the position of demarcation portion, improve the stability of demarcation portion.

Optionally, when the limit key is inserted in the limit groove, the limit portion has a portion extending out of the sleeve in a direction away from the section steel.

Through adopting above-mentioned technical scheme, spacing portion extends the sleeve and is convenient for take spacing portion.

Optionally, the calibration part includes first calibration pole, and sliding connection in the second calibration pole on the first calibration pole, first calibration pole with the sleeve links to each other, first calibration pole with second calibration pole bottom surface flushes, just first calibration pole with be provided with the setting element between the second calibration pole, the setting element is used for making first calibration pole with second calibration pole relative positioning.

Through adopting above-mentioned technical scheme, the cooperation of first demarcation pole and second demarcation pole makes the length of calibration portion adjustable to make the interval accommodation increase between the calibration portion to the shaped steel, improve the adaptability of calibration portion.

Optionally, the setting element include with the second is markd the screw thread post that the pole links to each other to and threaded connection is on the screw thread post nut, be provided with on the first is markd the pole and supply the screw thread post wears to establish the groove that slides, the screw thread post can be in slide the inslot along first is markd pole length extending direction.

Through adopting above-mentioned technical scheme, with nut threaded connection on the screw thread post and support tightly on first demarcation pole outer wall, make first demarcation pole and second demarcation pole relative positioning.

Optionally, the second calibration rod is provided with a guide bar, the first calibration rod is provided with a guide groove for sliding the guide bar, and the cross-sectional area of the guide bar gradually increases towards the direction away from the second calibration rod.

Through adopting above-mentioned technical scheme, the guide bar slides in the guide way and can lead the removal of second demarcation pole.

In summary, the present application includes the following beneficial effects:

1. through with the mark piece butt in the upper surface of adjacent shaped steel on one shaped steel, can carry out the quick calibration to the distance that the shaped steel was transferred, reduce the error when carrying out preliminary calibration to the shaped steel.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present application;

FIG. 2 is a schematic view of an exploded construction of a calibration piece according to an embodiment of the present application;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2 at A;

FIG. 4 is a schematic structural view of a limiting portion according to an embodiment of the present application;

fig. 5 is a cross-sectional view of a calibration portion according to an embodiment of the present application.

Reference numerals illustrate: 1. a cement soil mixture; 2. section steel; 3. a calibration member; 31. a sleeve; 32. a calibration part; 321. a first calibration rod; 322. a second calibration rod; 4. a connection part; 41. a connecting block; 42. a bolt; 5. a through hole; 6. a limiting shaft; 7. perforating; 8. a limit part; 81. a limiting ring; 82. a limit key; 9. a limit groove; 10. a locking ring; 11. a bump; 12. a groove; 13. a positioning piece; 131. a threaded column; 132. a nut; 14. a moving groove; 15. a slip groove; 16. a guide bar; 17. a guide groove.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a foundation pit upright post pile. Referring to fig. 1, the foundation pit upright pile includes a cemented soil mixture 1 and a section steel 2 having an H-shaped cross section, and the section steel 2 has a plurality of sections and is arranged along a side line of the foundation pit. The section steel 2 is inserted into the cement-soil mixture 1 along the vertical direction, the lower end of the section steel 2 is buried in the cement-soil mixture 1 and is hardened together with the cement-soil mixture 1, and the upper end of the section steel 2 is exposed out of the upper surface of the cement-soil mixture 1.

Referring to fig. 2 and 3, the upper surface of the section steel 2 is connected with a connection part 4, the connection part 4 includes a connection block 41 and a bolt 42, the connection block 41 is cylindrical and fixed on the upper surface of the section steel 2, the axis of the connection block 41 extends along the length extending direction of the section steel 2, the bolt 42 is screwed on the outer side wall of the connection block 41, and the axis direction of the bolt 42 is perpendicular to the axis direction of the connection block 41.

Referring to fig. 2 and 3, the top end of the section steel 2 is detachably connected with a calibration member 3 engaged with the connection portion 4, and specifically, the calibration member 3 includes a sleeve 31 and a calibration portion 32 connected with the sleeve 31. The sleeve 31 is of a downward opening cylindrical structure, the inner diameter of the sleeve 31 is consistent with the outer diameter of the connecting block 41, the sleeve 31 can be sleeved on the outer wall of the connecting block 41 from top to bottom, through holes 5 penetrating through the inner side and the outer side of the sleeve 31 are formed in the wall of the sleeve 31, the through holes 5 extend along the circumferential direction of the sleeve 31, the distance between the upper inner wall and the lower inner wall of the through holes 5 is matched with the outer diameter of the bolts 42, and the bolts 42 can penetrate through the sleeve 31 through the through holes 5.

After the bolt 42 is removed from the connecting block 41, the sleeve 31 is sleeved on the outer wall of the connecting block 41, and then the bolt 42 is threaded on the connecting block 41 through the through hole 5, so that the sleeve 31 can be installed on the connecting block 41, and when the sleeve 31 rotates on the connecting block 41, the bolt 42 is driven to rotate in the through hole 5.

Referring to fig. 1, when the sleeve 31 is mounted on the connection block 41, the calibration portion 32 extends along the extending direction perpendicular to the length of the section steel 2, and when the section steel 2 is gradually inserted into the soil cement mixture 1 downwards along the vertical direction, the calibration portion 32 extends along the horizontal direction, the calibration portion 32 is turned to face the adjacent section steel 2, when the section steel 2 in the lowering drives the lower surface of one end of the calibration portion 32 far away from the sleeve 31 to abut against the upper surface of the adjacent section steel 2, the upper surface of the section steel 2 in the lowering is flush with the upper surface of the adjacent section steel 2, namely, the lowering of the section steel 2 can be stopped, and the position of the section steel 2 is calibrated. And the steerable nominal section 32 can be adapted to the situation when the section steel 2 is aligned along the bending line.

Referring to fig. 3, further, in order to improve stability of the calibration portion 32, one end of the connecting block 41, which is away from the section steel 2, is coaxially fixed with a limiting shaft 6 extending away from the section steel 2, a through hole 7 through which the limiting shaft 6 passes is provided at the top end of the sleeve 31, and the limiting shaft 6 is slidably connected with a limiting portion 8 for limiting rotation of the sleeve 31 along the axis direction thereof.

Referring to fig. 3 and 4, specifically, the limiting portion 8 includes a limiting ring 81 and limiting keys 82, the limiting ring 81 is in a ring structure and coaxially sleeved on the outer wall of the limiting shaft 6 in a sliding manner, the limiting keys 82 are multiple, and the multiple limiting keys 82 are fixed on the outer wall of the limiting ring 81 along the circumferential direction of the limiting ring 81 at uniform distances. And be fixed with a lug 11 on the spacing ring 81 inner wall, offer the gliding recess 12 of confession lug 11 on spacing axle 6 outer wall, the recess 12 link up spacing axle 6 and keep away from the one end of connecting block 41, and the recess 12 extends along the direction that is on a parallel with spacing axle 6 axis to make spacing portion 8 can slide to breaking away from spacing axle 6, and to the removal of spacing portion 8 on spacing axle 6 guide.

Referring to fig. 1 and 3, the through hole 7 is matched with the limit ring 81, and the sleeve 31 is provided with a plurality of limit grooves 9 on the inner wall of the through hole 7 along the circumferential direction of the inner wall of the through hole 7, wherein the limit grooves 9 are in one-to-one correspondence with the limit keys 82. When the limiting part 8 moves towards the direction close to the section steel 2, the limiting key 82 can be inserted into the limiting groove 9 to limit the relative rotation between the calibration part 32 and the section steel 2, so that the calibration part 32 can be positioned after the calibration part 32 turns.

Referring to fig. 3, in order to make the limit key 82 not easily deviate from the limit groove 9 when the section steel 2 moves, the locking ring 10 is screwed on the outer wall of the limit shaft 6, the locking ring 10 is located at one side of the limit portion 8 away from the section steel 2, after the limit key 82 is inserted into the limit groove 9, the locking ring 10 is screwed to one side of the limit ring 81, which is opposite to the section steel 2, so that the limit portion 8 can be limited. And when limit key 82 is pegged graft in spacing groove 9, spacing ring 81 and the one side that the locating part kept away from shaped steel 2 extend sleeve 31 to the direction that keeps away from shaped steel 2 to take spacing portion 8 when dismantling spacing portion 8.

Referring to fig. 2 and 5, the calibration portion 32 includes a first calibration rod 321 and a second calibration rod 322, one end of the first calibration rod 321 is fixedly connected to the outer sidewall of the sleeve 31, the second calibration rod 322 is slidably connected to the first calibration rod 321, a moving slot 14 in which the second calibration rod 322 slides is formed in the first calibration rod 321, and the length extending direction of the moving slot 14 is parallel to the length extending direction of the first calibration rod 321.

Referring to fig. 5, the lower surface of the first calibration rod 321 is flush with the lower surface of the second calibration rod 322, and the length extension directions of the first calibration rod 321 and the second calibration rod 322 are perpendicular to the axial direction of the sleeve 31. By adjusting the position of the second calibration rod 322 on the first calibration rod 321, the length of the calibration portion 32 can be adjusted, so that the range of the interval between the calibration portion 32 and the section steel 2 can be enlarged.

Referring to fig. 2, a positioning member 13 for positioning the first calibration rod 321 and the second calibration rod 322 with respect to each other is provided between the first calibration rod 321 and the second calibration rod 322. The positioning member 13 includes a threaded column 131 and a nut 132, where the nut 132 corresponds to the threaded column 131 one by one and is screwed on the outer wall of the threaded column 131.

The threaded columns 131 are two, the two threaded columns 131 are respectively fixed on two opposite sides of the second calibration rod 322, and the axial direction of the threaded columns 131 is perpendicular to the length extending direction of the second calibration rod 322. The two threaded columns 131 respectively penetrate through two opposite sides of the first calibration rod 321 along the direction away from each other, the two opposite sides of the first calibration rod 321 are provided with sliding grooves 15 for threading, the extending direction of the sliding grooves 15 is parallel to the length extending direction of the first calibration rod 321, and the sliding grooves 15 do not penetrate through one end of the first calibration rod 321 away from the sleeve 31.

The second calibration rod 322 slides in the first calibration rod 321 to drive the threaded column 131 to slide in the sliding groove 15, and the nut 132 is screwed in from one end of the threaded column 131 far away from the second calibration rod 322 and abuts against the outer wall of the first calibration rod 321, namely, the first calibration rod 321 and the second calibration rod 322 are positioned relatively.

Referring to fig. 2 and 5, the upper surface of the second calibration rod 322 is fixed with a guide bar 16 extending along with the second calibration rod 322, the first calibration rod 321 is provided with a guide groove 17 for sliding the guide bar 16 along the extending direction of the length of the first calibration rod 321 on the inner top wall of the moving groove 14, the longitudinal section of the guide bar 16 is in a dovetail shape, the cross section of the guide bar 16 gradually increases towards the direction far away from the second calibration rod 322, so that the sliding of the guide bar 16 in the guide groove 17 can guide the sliding of the second calibration rod 322, and the second calibration rod 322 is limited to be separated from the first calibration rod 321 downwards.

The implementation principle of the foundation pit upright post pile provided by the embodiment of the application is as follows: the first section steel 2 is aligned with the elevation line on the elevation seat. And then installing the calibration piece 3 on the rest of the section steel 2, sliding the second calibration rod 322 according to the interval between two adjacent section steel 2 to adjust the length of the calibration part 32, rotating the calibration part 32 according to the arrangement direction of the section steel 2, and positioning the calibration part 32 relative to the section steel 2 by matching the limit key 82 with the sleeve 31. And then inserting the section steel 2 into the cement-soil mixture 1 along the vertical direction in the upward direction of the calibration piece 3, and vertically lowering the section steel 2 until the lower surface of the calibration part 32 is abutted against the upper surface of the adjacent section steel 2, so that the section steel 2 reaches the designated position.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a foundation ditch stand stake, includes cement soil mixture (1) to and the lower extreme buries in shaped steel (2) in the earth mixture, its characterized in that: the top end of the section steel (2) is detachably connected with a calibration piece (3), and when the lower surface of the calibration piece (3) is abutted to the top end of the adjacent section steel (2), the top end of the section steel (2) is flush with the top end of the adjacent section steel (2);

the upper end of the profile steel (2) is provided with a connecting part (4), the connecting part (4) comprises a connecting block (41) and a bolt (42) which is in threaded connection with the connecting block (41), the calibration piece (3) comprises a sleeve (31) used for sleeving the connecting block (41) and a calibration part (32) connected with the sleeve (31), and the sleeve (31) is provided with a through hole (5) for the bolt (42) to penetrate through; the connecting block (41) is cylindrical, the axis of the connecting block (41) extends along the length of the profile steel (2), and the through hole (5) extends along the circumference of the sleeve (31); when the sleeve (31) is mounted on the connecting block (41), the calibration portion (32) extends in a direction perpendicular to the length extension direction of the section steel (2).

2. A foundation pit stand pile according to claim 1, wherein: the connecting block (41) is provided with a limiting shaft (6) extending towards the direction away from the profile steel (2), a sleeve (31) is provided with a through hole (7) for the limiting shaft (6) to penetrate, the limiting shaft (6) is movably connected with a limiting part (8) along the axis direction of the limiting shaft (6), the limiting part (8) comprises a limiting ring (81) which is sleeved on the outer wall of the limiting shaft (6) in a sliding manner along the axis direction of the limiting shaft (6), and a limiting key (82) which is arranged on the outer wall of the limiting ring (81), the sleeve (31) is provided with a limiting groove (9) for the limiting key (82) to be inserted on the inner wall of the through hole (7), and the limiting shaft (6) is connected with a locking ring (10) which is used for limiting the limiting key (82) to move out of the limiting groove (9) in a threaded manner.

3. A foundation pit stand pile according to claim 2, wherein: when the limit key (82) is inserted into the limit groove (9), the limit part (8) is provided with a part extending out of the sleeve (31) in the direction away from the section steel (2).

4. A foundation pit stand pile according to claim 1, wherein: the calibration part (32) comprises a first calibration rod (321) and a second calibration rod (322) which is connected to the first calibration rod (321) in a sliding manner, the first calibration rod (321) is connected with the sleeve (31), the first calibration rod (321) is flush with the bottom surface of the second calibration rod (322), a positioning piece (13) is arranged between the first calibration rod (321) and the second calibration rod (322), and the positioning piece (13) is used for enabling the first calibration rod (321) and the second calibration rod (322) to be positioned relatively.

5. The foundation pit column pile of claim 4, wherein: the locating piece (13) include with screw thread post (131) that second calibration pole (322) links to each other to and threaded connection is in nut (132) on screw thread post (131), be provided with on first calibration pole (321) and supply screw thread post (131) wear to establish sliding groove (15), screw thread post (131) can follow in sliding groove (15) first calibration pole (321) length extending direction slides.

6. The foundation pit column pile of claim 4, wherein: be provided with guide bar (16) on second calibration pole (322), be provided with on first calibration pole (321) confession guide bar (16) gliding guide slot (17), just the cross-sectional area of guide bar (16) is to keeping away from second calibration pole (322) direction increases gradually.