CN219834015U

CN219834015U - Pile pre-buried bolt fixing device

Info

Publication number: CN219834015U
Application number: CN202321199023.0U
Authority: CN
Inventors: 刘旭辉; 王佳欣; 徐元林; 王磊; 罗锋寿; 王越; 潘金虓; 邸天翔; 王笛; 由俊峰; 张红兵; 吴立辉
Original assignee: Sinohydro Bureau 1 Co Ltd
Current assignee: Sinohydro Bureau 1 Co Ltd
Priority date: 2023-05-18
Filing date: 2023-05-18
Publication date: 2023-10-13
Anticipated expiration: 2033-05-18

Abstract

The utility model discloses a pile embedded bolt fixing device which comprises a reserved pipe, wherein four steel bars are equidistantly arranged on the outer wall of the reserved pipe, steel plates are welded at the top ends of the four steel bars, round steel pipes are welded at the middle parts of one ends of the four steel plates, the other ends of the four round steel pipes are welded and connected through the steel plates, U-shaped embedded bolts are inserted and connected inside the round steel pipes, fixing rings are sleeved on the outer surfaces of the U-shaped embedded bolts, and fixing frames are welded between the four fixing rings.

Description

Pile pre-buried bolt fixing device

Technical Field

The utility model relates to the technical field of building construction, in particular to a pile pre-buried bolt fixing device.

Background

The building construction refers to the production activity of the engineering construction implementation stage, which is the construction process of various buildings, namely the process of changing various lines on a design drawing into real objects at a designated place, such as a photovoltaic construction project, wherein a photovoltaic support is required to be utilized in the photovoltaic project, a photovoltaic support cast-in-place pile is required to be utilized, the photovoltaic support is formed by combining a stand column flange plate, a cast-in-place pile and 2U-shaped embedded bolts, the 2U-shaped embedded bolts are required to be embedded into a sleeve and then are injected into concrete, and the 2U-shaped embedded bolts are required to be utilized to a fixing device after being embedded.

Although the prior pile embedded bolt fixing device meets the use requirements of users to a certain extent, certain defects still exist in the actual use process, and the concrete problems are that the existing photovoltaic support is connected with 2U-shaped embedded bolts of a cast-in-place pile by a column flange, the installation quantity of the embedded bolts is large, the installation aperture of the cast-in-place pile is smaller, the installation distance of the U-shaped embedded bolts is 13cm, the construction space is narrow, the installation speed of the embedded bolts is restricted, and the photovoltaic support column is smoothly installed, the requirements on the position, the distance, the perpendicularity, the leakage length and the orientation of the embedded bolts of the cast-in-place pile are higher, otherwise, the position of the column flange of the photovoltaic support column cannot be aligned with the embedded bolts, and the orientation of the support cannot meet the 180 DEG requirement in the south.

Disclosure of Invention

The utility model aims to provide a pile pre-buried bolt fixing device to solve the problems that in the prior art, a vertical column flange is connected with 2U-shaped pre-buried bolts of a cast-in-place pile, the installation quantity of the pre-buried bolts is large, the installation aperture of the cast-in-place pile is small, the installation distance of the U-shaped pre-buried bolts is 13cm, the construction space is narrow, the installation speed of the pre-buried bolts is restricted, the requirements on the position, the distance, the verticality, the leakage length and the orientation of the pre-buried bolts of the cast-in-place pile are high, otherwise, the hole position of the vertical column flange of the photovoltaic support cannot be aligned with the pre-buried bolts, and the orientation of the support cannot meet the requirements of 180 degrees in the south.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a stake pre-buried bolt fixing device, includes the reservation pipe, four reinforcing bars are installed to the outer wall equidistance of reservation pipe, four the equal welding in reinforcing bar top has the steel sheet, four steel sheet one end middle part welding has the round steel pipe, four the round steel pipe other end carries out welded connection through the steel sheet, the inside interlude of round steel pipe is connected with U type pre-buried bolt, the solid fixed ring has been cup jointed to U type pre-buried bolt surface, four the welding has the mount between the solid fixed ring, screw thread groove has been seted up at U type pre-buried bolt surface top, U type pre-buried bolt surface is located round steel pipe top position department and has cup jointed the strengthening ring, four through strengthening frame welded connection between the strengthening ring, U type pre-buried bolt surface is located strengthening ring top position department and has cup jointed anti-slip pad, U type pre-buried bolt surface is located anti-slip pad top position department and has the nut through threaded connection, reinforcing bar bottom sliding connection has the dead lever.

Four reinforcing rings are welded between the top ends of the steel bars, and the bottom ends of the steel plates are mutually attached to the top ends of the reserved pipes.

Preferably, the inner diameters of the reinforcing ring and the fixing ring are equal, and the outer surface of the reinforcing steel bar and the outer surface of the reserved pipe are mutually attached.

Preferably, the number of the nuts is eight, and two nuts are a group.

The middle part welding of reinforcing bar bottom has the lead screw, there is the screw sleeve bottom the lead screw surface through threaded connection, screw sleeve bottom middle part welding has the reference column, reference column surface sliding connection has the slip cap, the dead lever bottom bonds there is the slipmat.

Preferably, the top end of the fixed rod is provided with a hole, and the sliding sleeve is embedded and installed in the hole.

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

1. according to the utility model, through the reserved pipe, the steel bar, the steel plate, the round steel pipe, the U-shaped embedded bolt, the thread groove and the nut, the common problems that the embedded bolt is inaccurate in interval control, the external leakage part is not vertical, the external leakage length is not uniform and the direction is incorrect in the installation process of the embedded bolt are effectively solved, meanwhile, the bolt installation speed is increased, and the construction speed and quality of the cast-in-place pile are further improved;

2. the utility model can position different positions on the outer side of the reserved pipe through the screw rod, the thread bush, the positioning column, the sliding bush, the fixing rod and the anti-slip pad, so that the problem that the outer wall of the reserved pipe deforms due to overlarge pressure in the concrete pouring process is prevented, and the shape of the concrete after pouring is further ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a pile pre-buried bolt fixing device according to the present utility model;

FIG. 2 is a cross-sectional view of a reserved pipe of the pile pre-buried bolt fixing device according to the present utility model;

fig. 3 is a schematic diagram of a case structure of an anti-slip spacer in the pile pre-buried bolt fixing device according to the present utility model;

fig. 4 is a schematic diagram of a case structure of a fixing rod in the pile pre-buried bolt fixing device according to the present utility model.

In the figure: 1. reserving a pipe; 2. reinforcing steel bars; 3. a steel plate; 4. round steel pipes; 5. u-shaped embedded bolts; 6. a thread groove; 7. a nut; 8. an anti-slip gasket; 9. a reinforcing ring; 10. a fixing ring; 11. a fixing frame; 12. a reinforcing ring; 13. a reinforcing frame; 141. a screw rod; 142. a thread sleeve; 143. positioning columns; 144. a sliding sleeve; 145. a fixed rod; 146. an anti-slip mat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a stake pre-buried bolt fixing device, including reserving pipe 1, four reinforcing bars 2 are installed to the outer wall equidistance of reserving pipe 1, steel sheet 3 has all been welded on four reinforcing bars 2 tops, weld between four reinforcing bars 2 tops and consolidate ring 9, laminate each other between steel sheet 3 bottom and the reservation pipe 1 top, be convenient for fix a position steel sheet 3, the location degree of difficulty of steel sheet 3 has been reduced, round steel pipe 4 has been welded in the middle part of four steel sheet 3 one end, the other end of four round steel pipe 4 carries out welded connection through steel sheet 3, round steel pipe 4 inside interlude is connected with U type pre-buried bolt 5, fixed ring 10 has been cup jointed to U type pre-buried bolt 5 surface, welded mount 11 between four fixed rings 10;

the screw thread groove 6 has been seted up at U type embedded bolt 5 surface top, U type embedded bolt 5 surface is located circular steel pipe 4 top position department and has cup jointed stiffener 12, stiffener 12 and solid fixed ring 10's internal diameter equals, reinforcing bar 2 surface and reserve pipe 1 surface laminate each other, laminate between reinforcing bar 2 and the reservation pipe 1 of being convenient for, prevent that reinforcing bar 2 from producing gliding problem in the reservation pipe 1 outside and appearing, through the welded connection of stiffening frame 13 between four stiffener 12, U type embedded bolt 5 surface is located stiffener 12 top position department cup jointed anti-skidding gasket 8,U type embedded bolt 5 surface and is located anti-skidding gasket 8 top position department through threaded connection, the quantity of nut 7 altogether sets up to eight, two nuts 7 are a set of, be convenient for fix stiffener 12, prevent that stiffener 12 from producing the problem of upwards moving and appear, reinforcing bar 2 bottom sliding connection has dead lever 145.

The middle part welding of reinforcing bar 2 bottom has lead screw 141, and there is screw sleeve 142 lead screw 141 surface bottom through threaded connection, and screw sleeve 142 bottom middle part welding has reference column 143, and reference column 143 surface sliding connection has sliding sleeve 144, and the anti-skidding pad 146 has been bonded to dead lever 145 bottom, and the hole has been seted up on the dead lever 145 top, and sliding sleeve 144 embedding is installed inside the hole, has reduced the occupation of land scope of sliding sleeve 144 to do not hinder the use of sliding sleeve 144.

Working principle: before the device is actually used, the U-shaped embedded bolt 5 is required to be embedded at the moment, then the fixing rings 10 are sleeved on the outer side of the U-shaped embedded bolt 5, and the four fixing rings 10 are connected and positioned through the fixing frame 11, so that the fixity of the U-shaped embedded bolt 5 is primarily improved, then the round steel pipe 4 of the steel plate 3 is sleeved on the outer side of the U-shaped embedded bolt 5 and is mutually attached to the top end of the reserved pipe 1, the verticality, the spacing and the orientation of the U-shaped embedded bolt 5 are adjusted and determined at the moment, then the reinforcing rings 12 are sleeved on the outer side of the U-shaped embedded bolt 5, the four reinforcing rings 12 are fixed through the reinforcing frames 13, the device can be more stable when being poured, the problem of shaking of the device when being poured is avoided, the efficiency of work has been improved, cup joint anti-skidding gasket 8 in U type pre-buried bolt 5 outside then, then rotate nut 7 along thread groove 6 surface and remove, and nut 7 rotates along thread groove 6 surface and drive stiffener ring 12 when removing, solid fixed ring 10 and round steel pipe 4 move downwards, thereby adjust the outer length of leaking of U type pre-buried bolt 5, utilize stiffener ring 9 at last, conveniently support fixed reinforcing bar 2, make reinforcing bar 2 more stable when using, stability can be improved when the pouring, increase device's life, and make otherwise photovoltaic support stand ring flange hole site aligns with U type pre-buried bolt 5, make the support orientation can satisfy the requirement of positive south 180.

Because the reinforcing bar 2 is after the installation before the inside concrete of reserving pipe 1 is poured temporarily, the user is connected threaded sleeve 142 and lead screw 141 this moment, dead lever 145 down removes through the factor of gravity this moment, and drive slip cap 144 when dead lever 145 down removes and remove, slip cap 144 slides along the surface of reference column 143 when removing, thereby make the position of dead lever 145 adjust, and utilize dead lever 145 after adjusting to fix a position the different positions department in reserving pipe 1 outside, prevent to pour the concrete in-process and lead to reserving pipe 1 outer wall because of the too big problem that produces the deformation of pressure appears, and then ensured the shape of concrete after pouring.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a stake pre-buried bolt fixing device, includes reserve pipe (1), its characterized in that: four reinforcing bars (2) are installed to the outer wall equidistance of reserve pipe (1), four reinforcing bars (2) top all welds steel sheet (3), four steel sheet (3) one end middle part welding has round steel pipe (4), four round steel pipe (4) other end carries out welded connection through steel sheet (3), round steel pipe (4) inside interlude is connected with U type embedded bolt (5), fixed ring (10) have been cup jointed to U type embedded bolt (5) surface, four welded between fixed ring (10) mount (11), thread groove (6) have been seted up at U type embedded bolt (5) surface top, U type embedded bolt (5) surface is located round steel pipe (4) top position department and has cup jointed strengthening ring (12), four through strengthening frame (13) welded connection between strengthening ring (12), U type embedded bolt (5) surface is located strengthening ring (12) top position department and has cup jointed anti-skidding gasket (8), U type embedded bolt (5) surface is located gasket (8) top position department and has cup jointed anti-skidding nut (145) through threaded connection (7), steel bar (145) bottom.

2. The pile pre-buried bolt fixing device according to claim 1, wherein: reinforcing rings (9) are welded between the tops of the four reinforcing steel bars (2), and the bottoms of the steel plates (3) are mutually attached to the tops of the reserved pipes (1).

3. The pile pre-buried bolt fixing device according to claim 2, wherein: the inner diameters of the reinforcing ring (12) and the fixing ring (10) are equal, and the outer surface of the reinforcing steel bar (2) and the outer surface of the reserved pipe (1) are mutually attached.

4. The pile pre-buried bolt fixing device according to claim 2, wherein: the number of the nuts (7) is eight, and two nuts (7) are combined into a group.

5. The pile pre-buried bolt fixing device according to claim 1, wherein: the steel bar is characterized in that a screw rod (141) is welded in the middle of the bottom end of the steel bar (2), a thread sleeve (142) is connected to the bottom of the outer surface of the screw rod (141) through threads, a positioning column (143) is welded in the middle of the bottom end of the thread sleeve (142), a sliding sleeve (144) is connected to the outer surface of the positioning column (143) in a sliding manner, and an anti-slip pad (146) is bonded to the bottom end of the fixing rod (145).

6. The pile pre-buried bolt fixing device according to claim 5, wherein: the top end of the fixed rod (145) is provided with a hole, and the sliding sleeve (144) is embedded and installed in the hole.