CN212271031U - Underwater super-long pile hole detection device - Google Patents
Underwater super-long pile hole detection device Download PDFInfo
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- CN212271031U CN212271031U CN202020823124.0U CN202020823124U CN212271031U CN 212271031 U CN212271031 U CN 212271031U CN 202020823124 U CN202020823124 U CN 202020823124U CN 212271031 U CN212271031 U CN 212271031U
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- 238000001514 detection method Methods 0.000 title claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 55
- 239000010959 steel Substances 0.000 claims abstract description 55
- 238000010276 construction Methods 0.000 claims abstract description 35
- 230000002787 reinforcement Effects 0.000 claims description 24
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000009931 harmful effect Effects 0.000 abstract description 4
- 238000005553 drilling Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
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Abstract
The utility model discloses a pile hole detection device for an underwater ultra-long pile, which comprises a plurality of hole detector support butt straps arranged on an overwater construction platform and surrounding a pile foundation steel casing; the hole detector supports are lapped on the hole detector support lapping plates and are arranged in the pile foundation steel casing; a steel wire rope channel hole is formed in the hole detector support; one end of the steel wire rope penetrates through the steel wire rope channel hole to be connected with a hole detecting device which can extend into the pile foundation steel casing. The utility model provides an aquatic overlength stake hole detection device has solved current spy hole ware and has examined the problem that time measuring existed at the pore-forming, erects the support through boring bored concrete pile drill way, accomplishes transferring of spy hole ware from the support, eliminates the harmful effects that mechanical equipment caused when the crane hung and puts and the restriction of depth of detection.
Description
Technical Field
The utility model relates to a detection device technical field is used in the bridge construction, especially relates to an aquatic overlength stake hole detection device.
Background
In the construction of the foundation engineering of the bridge bored concrete pile, the perpendicularity, the drilling depth and the aperture of a pile hole are key indexes for determining the construction quality of a pile foundation, and after the hole forming construction is finished, the concrete pouring construction can be carried out only after the hole forming quality is detected. The common detection methods comprise hole detector detection and ultrasonic detection, and although the ultrasonic detection result is more accurate, the detection cost is too high due to the use of a special detection instrument, so that the hole detector has wide application value in detection.
When the construction of aquatic pile foundation, adopt the crane to transfer the hole finder and carry out the pore-forming and detect overlength stake, can appear crane wire rope length not enough scheduling problem, the crane appears rocking easily when putting the hole finder down simultaneously, causes the hole finder card in the stake hole, brings wrong result for pore-forming quality testing.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an aquatic overlength stake hole detection device, it has solved current spy hole ware and has examined the problem that time measuring existed in the pore-forming, harmful effects and the restriction of depth of detection that mechanical equipment caused when having eliminated the crane and having hung.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides an aquatic overlength stake hole detection device which includes:
the hole detector is in a long cylindrical reinforcement cage shape formed by combining a plurality of main reinforcements and a plurality of stirrups;
the hole detector support butt straps are arranged on the overwater construction platform and surround the pile foundation steel pile casing;
the hole detector supports are lapped on the hole detector support butt straps and are arranged in the pile foundation steel casing; a steel wire rope channel hole is formed in the hole detector support;
and one end of the steel wire rope penetrates through the steel wire rope passage hole and is connected with the hole probing device which can extend into the pile foundation steel casing.
Furthermore, the upper end of each hole finder support lapping plate is placed on the overwater construction platform, and the lower end of each hole finder support lapping plate clamps the pile foundation steel casing.
Furthermore, the hole detector support is a cross-shaped support.
Furthermore, the hole detector support butt straps are arranged in a cross mode, and the center line of each hole detector support butt strap penetrates through the circle center of the pile foundation steel casing.
Furthermore, the steel wire rope passage hole is formed in the center of the cross-shaped frame.
Furthermore, reinforcing ribs are arranged between main ribs in the hole probing device.
Furthermore, the reinforcing ribs are HRB400 phi 20 reinforcing steel bars.
Furthermore, the main reinforcement and the stirrup are made of HPB300 phi 16 steel bars.
Furthermore, the diameter of the hole probing device is the same as the designed diameter of the pile foundation, and the effective length of the hole probing device is 6 times of the designed diameter of the pile foundation.
The utility model provides an aquatic overlength stake hole detection device has solved current spy hole ware and has examined the problem that time measuring existed at the pore-forming, erects the support through boring bored concrete pile drill way, accomplishes transferring of spy hole ware from the support, eliminates the harmful effects that mechanical equipment caused when the crane hung and puts and the restriction of depth of detection.
Compared with the quality of the formed hole through ultrasonic detection, the hole detector is more convenient to detect, and the hole detector can detect rapidly after the drilling construction is completed on site, thereby being beneficial to accelerating the construction progress. The improved detection device can effectively eliminate the influence of mechanical equipment such as a crane on the detection of the hole detector, can position the detection cage through the support, can also reduce the time required by field measurement, and is convenient to detect and implement.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic view of a state of use of an underwater ultra-long pile hole detection device provided by an embodiment of the present invention;
fig. 2 is a front view of a hole finder in the underwater ultra-long pile hole detection device provided by the embodiment of the present invention;
fig. 3 is a side view of a hole finder in the underwater ultra-long pile hole detection device according to the embodiment of the present invention;
fig. 4 is a front view of a hole finder bracket in the underwater ultra-long pile hole detection device provided by the embodiment of the present invention;
fig. 5 is a top view of a hole finder support in the device for detecting pile holes of underwater ultra-long piles according to an embodiment of the present invention.
Description of reference numerals:
1. pile foundation steel casing; 2. a borehole finder support; 21. a hole probing device support butt strap; 3. an overwater construction platform; 4. a hole probing device; 41. a main rib; 42. hooping; 5. a steel cord.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1 to 5, the device for detecting the pile hole of the underwater ultra-long pile comprises a hole detector 4, a hole detector support 2, a plurality of hole detector support butt straps 21 and a steel wire rope 5.
As shown in fig. 2 and 3, the hole finder 4 is in the shape of a long cylindrical reinforcement cage formed by combining a plurality of main reinforcements 41 and a plurality of stirrups 42. That is, the borehole penetrating apparatus 4 is composed of a plurality of main beads 41 and a plurality of stirrups 42. The main ribs 41 are cylindrical around one circle, and the stirrups 42 are sleeved outside each main rib 41 and are uniformly arranged along the axial direction of the main rib 41. The main reinforcement 41 and the stirrup 42 are welded to form a reinforcement cage, and the reinforcement cage is the hole detector 4.
In a further improvement, a reinforcing rib (not shown) is arranged between the main ribs 41 in the hole detecting device 4, that is, a reinforcing rib may be arranged between adjacent main ribs 41. All the stirrups 42 are sleeved outside each main reinforcement 41 and reinforcing rib and are uniformly arranged along the axial direction of the main reinforcement 41 and the reinforcing rib. The reinforcing ribs can greatly improve the strength of the reinforcement cage (namely the hole detector 4).
In this embodiment, the main reinforcement 41 and the stirrup 42 are preferably made of HPB300 Φ 16 steel. The reinforcing ribs are preferably HRB400 phi 20 reinforcing steel bars.
The diameter of the hole detector 4 is the same as the designed diameter of the pile foundation, and the effective length of the hole detector 4 is 6 times of the designed diameter of the pile foundation.
As shown in fig. 4 and 5, a plurality of hole finder support straps 21 are provided on the above-water construction platform 3 and around the pile foundation steel casing 1. The hole detector bracket 2 is lapped on each hole detector bracket lapping plate 21 and is arranged in the pile foundation steel casing 1. The hole detector bracket 2 is provided with a steel wire rope passage hole 22. In the present embodiment, as shown in fig. 4, the upper end of each of the borehole finder support straps 21 is placed on the above-water construction platform 3, and the lower end thereof catches the pile foundation steel casing 1. As shown in fig. 5, the hole finder support 2 is preferably a cross-shaped frame. The hole detector support butt straps 21 are arranged in a cross shape, and the center line of each hole detector support butt strap 21 penetrates through the circle center of the pile foundation steel casing 1. As shown in fig. 5, one end of the cross-shaped hole finder support 2 is lapped on a hole finder support lap 21. As shown in fig. 4 and 5, the wire rope passage hole 22 is opened at the center of the cross-shaped borehole finder support 2.
As shown in fig. 1, one end of the steel cable 5 passes through the steel cable passage hole 22 to be connected with the hole detector 4 which can be inserted into the pile foundation steel casing 1.
The construction detection method of the underwater overlong pile hole detection device is as follows:
the manufacturing of the steel reinforcement cage hole detecting device 4 is completed according to the diameter of a pile hole, welding and binding construction of steel reinforcements of the hole detecting device is carried out in a steel reinforcement processing field, the hole detecting device 4 is processed, welding construction is carried out strictly according to the requirement of construction specifications, the lap joint length of single-side welding is 10 times of the diameter of the steel reinforcements, the lap joint length of double-side welding is 5 times of the diameter of the steel reinforcements, spot welding is carried out on the joint of the stirrup 42 and the main reinforcement 41, and binding of a coil wire is assisted, so that the steel reinforcement connection quality of the hole detecting device.
After the drilling and grouting pile is conveyed to a site, a hole detector support 2 is installed at the hole of the drilling and grouting pile, and a measurer rechecks the hole detector 4 after the hole detector 4 is positioned, so that the hole detector 4 is positioned on the central line of the pile hole. Fig. 4 and 5 are schematic diagrams of the hole finder support 2, and the size of the hole finder support strap 21 on the hole finder support 2 is designed according to the diameter of the pile foundation steel casing 1, so that the central line of the hole finder support strap 21 passes through the circle center of the pile foundation steel casing 1. During construction, the upper end of a support butt strap 21 of the hole detecting device is placed on the overwater construction platform 3, and the lower end of the support butt strap clamps the pile foundation steel casing 1, so that the primary positioning of the center of the hole detecting device support 2 is completed. After the rechecking of field measurement personnel, the position of the hole probing device support 2 is adjusted, and the central line of the installed hole probing device support 2 is ensured to be the same as the designed central line of the pile hole.
And binding the hole detector 4 on the hole detector support 2 through a steel bar, and transporting to the hole opening of the pile foundation steel casing 1 by a crane for installation to complete the processes of support erection and hole detector in place.
Fig. 1 is a schematic diagram of detection implementation of a hole detector 4, a steel wire rope 5 penetrates through a steel wire rope channel hole 22 on a hole detector support 2 and is bound on a main reinforcement 41, binding steel wires for installing the hole detector 4 and the hole detector support 2 are untied, the hole detector 4 is slowly lowered, if the hole detector 4 is smoothly lowered to a hole bottom design elevation, the requirements of construction quality rechecking design and specification of hole depth, perpendicularity and aperture after a pile hole is detected are shown, construction of steel reinforcement cage hoisting and concrete pouring can be carried out, and construction of a bored pile is completed.
If the hole detector 4 cannot be placed when the designed elevation is not achieved in the placing process, the construction quality problem is shown. At the moment, the inclination of the pile hole is calculated by calculating the included angle between the steel wire rope 5 and the designed central line of the pile hole, and if the inclination of the pile hole meets the requirement, the problem of shrinkage of the pile hole is solved; and if the inclination is unqualified in calculation, the detection result proves that the construction quality problem exists in the inclination of the pile hole. And further processing according to the detection result of the hole probing device 4 on the pile hole and the position with quality problem.
According to the device for detecting the pile hole of the underwater ultra-long pile, the hole detector 4 is designed by using the steel bars according to the diameter of the pile hole, and the hole detector 4 is manufactured through processing and welding. Installing a hole probing device support 2 on the overwater construction platform 3, transferring a hole probing device 4 on the hole probing device support 2, and judging whether the pile hole construction quality meets the design and standard requirements according to the transfer condition of the hole probing device 4. After the hole detector 4 is manufactured and in the field transportation process, the hole detector 4 needs to be fixed, and the inaccurate detection result caused by collision deformation of the hole detector 4 is prevented.
The device and the construction method thereof for detecting the pile hole of the underwater super-long pile are applied to the construction of the pile foundation of the bridge engineering, and are used for detecting the construction quality of the pile hole, so that the pore-forming quality of the pile hole is ensured to meet the design and standard requirements.
The aquatic overlength stake hole detection device that this embodiment provided is a greatly improved to traditional construction process, and it has solved the current problem that the hole finder exists when the pore-forming is detected, through erectting the support at drilling bored concrete pile drill way, accomplishes putting down of hole finder from the support, eliminates the harmful effects and the restriction of depth of detection that mechanical equipment caused when the crane hoisted.
Compared with the quality of the formed hole through ultrasonic detection, the hole detector is more convenient to detect, and the hole detector can detect rapidly after the drilling construction is completed on site, thereby being beneficial to accelerating the construction progress. The improved detection device can effectively eliminate the influence of mechanical equipment such as a crane on the detection of the hole detector, can position the detection cage through the support, can also reduce the time required by field measurement, and is convenient to detect and implement.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (9)
1. The utility model provides an aquatic overlength stake hole detection device which characterized in that includes:
the hole detector is in a long cylindrical reinforcement cage shape formed by combining a plurality of main reinforcements and a plurality of stirrups;
the hole detector support butt straps are arranged on the overwater construction platform and surround the pile foundation steel pile casing;
the hole detector supports are lapped on the hole detector support butt straps and are arranged in the pile foundation steel casing; a steel wire rope channel hole is formed in the hole detector support;
and one end of the steel wire rope penetrates through the steel wire rope passage hole and is connected with the hole probing device which can extend into the pile foundation steel casing.
2. The device for detecting the pile hole of the underwater ultra-long pile according to claim 1, wherein the upper end of each hole finder support butt strap is placed on the construction platform on water, and the lower end of each hole finder support butt strap clamps the pile foundation steel casing.
3. The underwater ultra-long pile hole detection device as recited in claim 1, wherein the hole detector support is a cross-shaped support.
4. The device for detecting the pile hole of the underwater ultra-long pile according to claim 3, wherein the plurality of hole finder support laps are arranged in a cross shape, and the center line of each hole finder support lap passes through the center of the pile foundation steel casing.
5. The underwater ultra-long pile hole detection device as claimed in claim 3, wherein the wire rope passage hole is opened at the center of the cross-shaped frame.
6. The underwater ultra-long pile hole detection device as recited in claim 1, wherein reinforcing ribs are arranged between main ribs in the hole detector.
7. The underwater ultra-long pile hole detection device as claimed in claim 6, wherein the reinforcing rib is made of HRB400 phi 20 steel bars.
8. The underwater ultra-long pile hole detection device as recited in claim 1, wherein the main reinforcement and the stirrup are made of HPB300 Φ 16 steel.
9. The device for detecting the pile hole of the underwater ultra-long pile according to claim 1, wherein the diameter of the hole probing device is the same as the designed diameter of the pile foundation, and the effective length of the hole probing device is 6 times of the designed diameter of the pile foundation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020823124.0U CN212271031U (en) | 2020-05-15 | 2020-05-15 | Underwater super-long pile hole detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020823124.0U CN212271031U (en) | 2020-05-15 | 2020-05-15 | Underwater super-long pile hole detection device |
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| CN212271031U true CN212271031U (en) | 2021-01-01 |
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| CN202020823124.0U Active CN212271031U (en) | 2020-05-15 | 2020-05-15 | Underwater super-long pile hole detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113250252A (en) * | 2021-06-10 | 2021-08-13 | 姜宝仁 | Aperture detection system capable of positioning center position of cast-in-place pile |
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2020
- 2020-05-15 CN CN202020823124.0U patent/CN212271031U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113250252A (en) * | 2021-06-10 | 2021-08-13 | 姜宝仁 | Aperture detection system capable of positioning center position of cast-in-place pile |
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Address after: 510665 5th floor, building B, No.16 Keyun Road, Tianhe District, Guangzhou City, Guangdong Province Patentee after: CHINA CONSTRUCTION FOURTH ENGINEERING DIVISION CORP.,LTD. Country or region after: China Patentee after: China Construction Fourth Engineering Bureau First Construction Co.,Ltd. Address before: 510665 5th floor, building B, No.16 Keyun Road, Tianhe District, Guangzhou City, Guangdong Province Patentee before: CHINA CONSTRUCTION FOURTH ENGINEERING DIVISION CORP.,LTD. Country or region before: China Patentee before: China Construction Fourth Engineering Bureau First Construction Engineering Co.,Ltd. |