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CN209760316U - Deep steel sheet pile deviational survey pipe installation auxiliary device - Google Patents

Deep steel sheet pile deviational survey pipe installation auxiliary device Download PDF

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Publication number
CN209760316U
CN209760316U CN201822238087.2U CN201822238087U CN209760316U CN 209760316 U CN209760316 U CN 209760316U CN 201822238087 U CN201822238087 U CN 201822238087U CN 209760316 U CN209760316 U CN 209760316U
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CN
China
Prior art keywords
pipe
hoop
steel sheet
sheet pile
inclinometer pipe
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Active
Application number
CN201822238087.2U
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Chinese (zh)
Inventor
王健
尹长权
李德强
张帆
袁方龙
刘洪亮
何树帆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CCCC First Harbor Engineering Co Ltd
Tianjin Port Engineering Institute Ltd of CCCC Frst Harbor Engineering Co Ltd
Tianjin Harbor Engineering Quality Inspection Center Co Ltd
Original Assignee
CCCC First Harbor Engineering Co Ltd
Tianjin Port Engineering Institute Ltd of CCCC Frst Harbor Engineering Co Ltd
Tianjin Harbor Engineering Quality Inspection Center Co Ltd
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Application filed by CCCC First Harbor Engineering Co Ltd, Tianjin Port Engineering Institute Ltd of CCCC Frst Harbor Engineering Co Ltd, Tianjin Harbor Engineering Quality Inspection Center Co Ltd filed Critical CCCC First Harbor Engineering Co Ltd
Priority to CN201822238087.2U priority Critical patent/CN209760316U/en
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Publication of CN209760316U publication Critical patent/CN209760316U/en
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Abstract

The utility model discloses a deep steel sheet pile deviational survey pipe installation auxiliary device, which comprises a dumping pipe boot, a hoop and a top plate, wherein two arc-shaped flat irons are welded in the hoop body of the hoop, a groove corresponding to the projection of the outer wall of the deviational survey pipe is reserved between the two arc-shaped flat irons, and the hoop is welded with a steel sheet pile into an integral structure by virtue of hoop ears of the hoop; each section of the inclinometer pipe is connected by virtue of a pipe hoop, the hoop is tightly contacted with the upper section of the pipe hoop, and the groove on the inner wall of the hoop is tightly occluded with the bulge on the outer wall of the inclinometer pipe; the top plate is fixedly arranged at the top of the inclinometer pipe and provides end resistance for the inclinometer pipe. The groove in the inner wall of the hoop is tightly occluded with the bulge on the outer wall of the inclinometer pipe, and the combination of the top plate and the constraint fixation of the free section at the end part of the inclinometer pipe ensures that the measuring groove is always vertical to the groove surface of the steel sheet pile when the inclinometer pipe is twisted and deformed in the process of driving the steel sheet pile, thereby ensuring the accuracy of a monitoring result; the anchor ear is in close contact with the upper section of the pipe hoop, and the inclination measuring pipe is restrained by the top plate, so that the inclination measuring pipe is prevented from moving upwards due to the side resistance of the soil body when the steel sheet pile is arranged.

Description

deep steel sheet pile deviational survey pipe installation auxiliary device
Technical Field
The utility model belongs to the technical field of deviational survey pipe installation, concretely relates to deep steel sheet pile deviational survey pipe installation auxiliary device.
Background
With the increasing of the scale and the depth of the foundation pit, corresponding supporting measures are continuously taken, the steel sheet pile is taken as a typical flexible supporting structure, and the steel sheet pile is gradually and widely applied to the field of foundation pit supporting in recent years by virtue of the characteristics of simplicity and convenience in construction, short construction period, recyclability and the like.
because soil layer engineering characteristics are comparatively complicated, the excavation construction is not standard, the hole is attached with the influence of conditions such as stress unstability, causes the steel sheet pile to produce the deformation in strutting the in-process, and unstability causes the engineering accident when serious, consequently, the foundation ditch is necessary to carry out deep horizontal displacement monitoring to the steel sheet pile in excavation process to in time take corresponding safeguard measure to the steel sheet pile deformation according to the monitoring data.
The traditional steel plate pile inclination measurement method is characterized in that an inclination measurement pipe is buried in a drill hole near a steel plate pile, then a gap between the inclination measurement pipe and the drill hole is backfilled, but the method has the defects that the drill hole is backfilled to generate a measurement error, the inclination measurement pipe and the steel plate pile are deformed asynchronously, and the like, so that inclination measurement data cannot truly and accurately reflect the displacement of a steel plate pile supporting slope body.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a deep steel sheet pile deviational survey pipe installation auxiliary device, the device has effectively solved deviational survey pipe and steel sheet pile deformation asynchronous problem, has guaranteed the accuracy of monitoring result, its simple structure, construction convenience, the practicality is stronger.
The utility model discloses a realize through following technical scheme:
an auxiliary device for installing a deep steel sheet pile inclinometer pipe comprises an inclinometer pipe, a dumping pipe boot, a hoop and a top plate;
Two arc-shaped flat irons are welded in the hoop body of the anchor ear, a groove corresponding to the projection of the outer wall of the inclinometer pipe is reserved between the two arc-shaped flat irons, and the anchor ear and the steel sheet pile are welded into an integral structure by virtue of the hoop ear;
Each section of the inclinometer pipe is connected by a pipe hoop, the hoop is tightly contacted with the upper section of the pipe hoop, a groove on the inner wall of the hoop is tightly occluded with a bulge on the outer wall of the inclinometer pipe, and a measuring groove of the inclinometer pipe is vertical to the groove surface of the steel sheet pile;
The soil discharging pipe boot is arranged at the bottom end of the inclinometer pipe;
the top plate is fixedly arranged at the top of the inclinometer pipe and provides end resistance for the inclinometer pipe.
In the technical scheme, the bottom of the soil discharging pipe boot is provided with a pipe tip.
In the above technical scheme, the hoop is an omega-shaped hoop.
In the technical scheme, the top plate is a channel steel top plate and is buckled at the top of the inclinometer pipe, one side of the channel steel top plate is welded and fixed with the steel sheet pile, and the other side of the channel steel top plate is inserted into a reserved seam at the top of the inclinometer pipe.
In the technical scheme, the inclinometer pipe is arranged along the central axis of the steel sheet pile.
In the technical scheme, the soil discharging pipe shoes are welded at the bottom of the central axis of the steel sheet pile.
in the technical scheme, the arc length of the flat iron is the width obtained by subtracting the surface bulge from the 1/4 circumference of the inclinometer pipe, and the groove between the two flat irons is positioned on the symmetrical surface of the hoop.
The concrete construction method of the deep steel sheet pile inclinometer pipe installation auxiliary device is as follows:
Firstly, welding the soil discharging pipe shoes 1 at the bottom of the central axis of the steel sheet pile 4;
connecting the inclinometer pipe to a preset length section by using a pipe hoop 5, cutting a gap on the top of the top section inclinometer pipe 7 along the outer wall in a protruding mode, and then inserting the inclinometer pipe into the dumping pipe shoe 1;
Buckling an omega-shaped hoop 2 on the upper end surface of each section of pipe hoop 5, and rotating the inclinometer pipe to ensure that grooves 2-4 on the inner wall of the omega-shaped hoop 2 are meshed with bulges on the outer wall of the inclinometer pipe;
Welding and fixing hoop ears 2-3 of each omega-shaped hoop 2 and the steel sheet pile 4, buckling a channel steel top plate 3 at the top of the inclinometer pipe, and welding and fixing;
and fifthly, driving the steel sheet pile with the inclinometer pipe fixed into the excavated groove by using a pile driver.
The utility model discloses an advantage and beneficial effect do:
1. the inclinometer pipe and the steel sheet pile are fixedly connected into a spatial integral structure, so that the defect of asynchronous deformation of the inclinometer pipe and the steel sheet pile is overcome;
2. The groove on the inner wall of the hoop is tightly occluded with the bulge on the outer wall of the inclinometer pipe, and the combination of the top plate and the constraint and fixation of the free section at the end part of the inclinometer pipe ensures that the measuring groove is always vertical to the groove surface of the steel sheet pile, thereby ensuring the accuracy of a monitoring result;
3. The anchor ear is tightly contacted with the upper section of the pipe hoop, and is combined with the channel steel top plate to jointly restrain the inclinometer pipe, so that the phenomenon that the steel sheet pile moves upwards due to the side resistance of soil bodies in the process of driving the steel sheet pile is avoided;
4. Furthermore, the utility model discloses simple structure, construction convenience, the practicality is stronger.
Drawings
Fig. 1 is a schematic view of the space installation structure of the present invention.
3 fig. 3 2 3 is 3 a 3 sectional 3 view 3 taken 3 along 3 line 3 a 3- 3 a 3 in 3 fig. 3 1 3. 3
fig. 3 is a schematic view of a channel steel top plate fixing structure in fig. 1.
Description of reference numerals: 1: waste pipe shoe, 2: staple bolt, 3: top plate, 4: steel sheet pile, 5: pipe clamp, 6: measuring groove, 7: inclinometer tube, 1-1: tube tip, 2-1: hoop body, 2-2: flat iron, 2-3: hoop ear, 2-4: and (4) a groove.
For a person skilled in the art, other relevant figures can be obtained from the above figures without inventive effort.
Detailed Description
In order to make the technical field person understand the solution of the present invention better, the technical solution of the present invention is further described below with reference to the specific embodiments.
Example one
an auxiliary device for installing a deep steel sheet pile inclinometer pipe comprises an inclinometer pipe 7, a soil discharge pipe shoe 1, a hoop 2 and a top plate 3.
The hoop 2 adopts an omega-shaped hoop, two arc-shaped flat irons 2-2 are welded in the hoop body 2-1, a groove 2-4 corresponding to the projection of the outer wall of the inclinometer pipe is reserved between the two arc-shaped flat irons 2-2, and the omega-shaped hoop 2 is welded with the steel sheet pile 4 into an integral structure by virtue of hoop lugs 2-3 of the hoop 2.
The top plate 3 is a channel steel top plate, the channel steel top plate is buckled at the top of the inclinometer pipe 7, one side of the channel steel top plate is welded and fixed with the steel sheet pile 4, and the other side of the channel steel top plate is inserted into a reserved seam at the top of the inclinometer pipe.
The sections of the inclinometer pipe 7 are connected by virtue of the pipe hoop 5, in the installation process, the grooves 2-4 on the inner wall of the hoop 2 are tightly occluded with the protrusions on the outer wall of the inclinometer pipe, and the free sections at the end parts of the inclinometer pipe are restrained and fixed by the combined top plate 3, so that when the inclinometer pipe is twisted and deformed in the driving process along with the steel sheet pile 4, the measuring groove 6 is always vertical to the groove surface of the steel sheet pile 4, and the accuracy of a monitoring result is ensured; staple bolt 2 and 5 upper cross-sections in close contact with of ferrule, combine roof 3, provide the end resistance for deviational survey pipe 7 jointly, have avoided deviational survey pipe 7 to receive soil side resistance and move up when beating along with steel sheet pile 4 and establish.
The soil discharging pipe shoe 1 is arranged at the bottom end of the bottommost section inclinometer 7 and welded to the bottom of the central axis of the steel sheet pile 4, and a pipe tip 1-1 is arranged at the bottom of the soil discharging pipe shoe 1.
Further, the arc length of the flat iron 2-2 is the width of the circumference of the inclinometer pipe 1/4 minus the surface protrusion, so as to ensure that the groove on the inner wall of the hoop 2 is tightly engaged with the protrusion on the outer wall of the inclinometer pipe, the groove 2-4 between the two flat irons 2-2 is positioned on the symmetrical surface of the hoop, and the welding position of the flat iron 2-2 is to ensure that the two opposite protrusions of the inclinometer pipe are perpendicular to the groove surface of the steel sheet pile.
Example two
The concrete construction method of the deep steel sheet pile inclinometer pipe installation auxiliary device is as follows:
Firstly, welding the soil discharging pipe shoes 1 at the bottom of the central axis of the steel sheet pile 4;
Connecting the inclinometer pipe to a preset length section by using a pipe hoop 5, cutting a gap on the top of the top section inclinometer pipe 7 along the outer wall in a protruding mode, and then inserting the inclinometer pipe into the dumping pipe shoe 1;
buckling an omega-shaped hoop 2 on the upper end surface of each section of pipe hoop 5, and rotating the inclinometer pipe to ensure that grooves 2-4 on the inner wall of the omega-shaped hoop 2 are meshed with bulges on the outer wall of the inclinometer pipe;
Welding and fixing hoop ears 2-3 of each omega-shaped hoop 2 and the steel sheet pile 4, buckling a channel steel top plate 3 at the top of the inclinometer pipe, and welding and fixing;
and fifthly, driving the steel sheet pile with the inclinometer pipe fixed into the excavated groove by using a pile driver.
the invention has been described above by way of example, and it should be noted that any simple variants, modifications or other equivalent substitutions by a person skilled in the art without spending creative effort may fall within the scope of protection of the present invention without departing from the core of the present invention.

Claims (8)

1. The utility model provides a deep steel sheet pile deviational survey pipe installation auxiliary device which characterized in that: comprises an inclinometer pipe, a soil discharge pipe boot, an anchor ear and a top plate;
Two arc-shaped flat irons are welded in the hoop body of the anchor ear, a groove corresponding to the projection of the outer wall of the inclinometer pipe is reserved between the two arc-shaped flat irons, and the anchor ear and the steel sheet pile are welded into an integral structure by virtue of the hoop ear;
Each section of the inclinometer pipe is connected by a pipe hoop, the hoop is tightly contacted with the upper section of the pipe hoop, a groove on the inner wall of the hoop is tightly occluded with a bulge on the outer wall of the inclinometer pipe, and a measuring groove of the inclinometer pipe is vertical to the groove surface of the steel sheet pile;
the soil discharging pipe boot is arranged at the bottom end of the inclinometer pipe;
The top plate is fixedly arranged at the top of the inclinometer pipe and provides end resistance for the inclinometer pipe.
2. The deep steel sheet pile inclinometer pipe installation auxiliary device of claim 1, which is characterized in that: the bottom of the soil discharging pipe boot is provided with a pipe tip.
3. The deep steel sheet pile inclinometer pipe installation auxiliary device of claim 1, which is characterized in that: the hoop is an omega-shaped hoop.
4. The deep steel sheet pile inclinometer pipe installation auxiliary device of claim 1, which is characterized in that: the top plate is a channel steel top plate, the channel steel top plate is buckled at the top of the inclinometer pipe, one side of the channel steel top plate is fixedly welded with the steel sheet pile, and the other side of the channel steel top plate is inserted into a reserved seam at the top of the inclinometer pipe.
5. the deep steel sheet pile inclinometer pipe installation auxiliary device of claim 1, which is characterized in that: the inclinometer pipe is arranged along the central axis of the steel sheet pile.
6. The deep steel sheet pile inclinometer pipe installation auxiliary device of claim 1, which is characterized in that: the soil discharging pipe shoes are welded at the bottom of the central axis of the steel sheet pile.
7. The deep steel sheet pile inclinometer pipe installation auxiliary device of claim 1, which is characterized in that: the arc length of the flat iron is the width of the surface bulge subtracted from the 1/4 circumference of the inclinometer pipe.
8. The deep steel sheet pile inclinometer pipe installation auxiliary device of claim 1, which is characterized in that: the groove between the two flat irons is positioned on the symmetrical surface of the hoop.
CN201822238087.2U 2018-12-28 2018-12-28 Deep steel sheet pile deviational survey pipe installation auxiliary device Active CN209760316U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822238087.2U CN209760316U (en) 2018-12-28 2018-12-28 Deep steel sheet pile deviational survey pipe installation auxiliary device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822238087.2U CN209760316U (en) 2018-12-28 2018-12-28 Deep steel sheet pile deviational survey pipe installation auxiliary device

Publications (1)

Publication Number Publication Date
CN209760316U true CN209760316U (en) 2019-12-10

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Application Number Title Priority Date Filing Date
CN201822238087.2U Active CN209760316U (en) 2018-12-28 2018-12-28 Deep steel sheet pile deviational survey pipe installation auxiliary device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109610529A (en) * 2018-12-28 2019-04-12 中交天津港湾工程研究院有限公司 A kind of auxiliary device for installing inclinometer pipe of deep steel sheet pile and its construction method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109610529A (en) * 2018-12-28 2019-04-12 中交天津港湾工程研究院有限公司 A kind of auxiliary device for installing inclinometer pipe of deep steel sheet pile and its construction method

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