CN111765876A - Steel pipe pile perpendicularity measuring device and method - Google Patents
Steel pipe pile perpendicularity measuring device and method Download PDFInfo
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- CN111765876A CN111765876A CN202010745691.3A CN202010745691A CN111765876A CN 111765876 A CN111765876 A CN 111765876A CN 202010745691 A CN202010745691 A CN 202010745691A CN 111765876 A CN111765876 A CN 111765876A
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- prism
- scale disc
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- steel pipe
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
- G01C15/008—Active optical surveying means combined with inclination sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/12—Instruments for setting out fixed angles, e.g. right angles
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a device and a method for measuring the perpendicularity of a steel pipe pile, wherein the device comprises a support frame, a scale disc, an infrared emitting device and a prism; the scale disc is fixed on the support frame, be provided with the angle scale on the terminal surface of scale disc, scale disc terminal surface is located vertical face, infrared emitter installs in scale disc below, infrared emitter output is down, scale disc terminal surface centre of a circle position is connected with the prism through first connecting rope, the prism shape is circular, evenly be connected with the one end of many flexible coupling bands on the prism global, an arc connecting pipe is connected to the flexible coupling band other end, sliding connection has an arc connecting rod between the adjacent arc connecting pipe, arc connecting pipe and arc connecting rod connect and form the ring. Simple structure can measure the straightness that hangs down of small-bore steel-pipe pile.
Description
Technical Field
The invention belongs to the field of pile foundation construction, and relates to a device and a method for measuring perpendicularity of a steel pipe pile.
Background
In recent years, with continuous progress of soft soil foundation construction technology, small-caliber steel pipe piles are increasingly favored by construction units and design units, and the small-caliber steel pipe piles are widely applied due to high bearing capacity and convenient construction, but the piles have the serious problems of bending deformation of pile bodies, lower bearing capacity than a design value and the like during construction, and particularly in construction, the situation that the pile bodies incline is caused by improper operation of constructors. Due to the above circumstances, not only the construction progress is delayed, but also the project cost is increased. In order to avoid this, a measurement of the perpendicularity of the pile is necessary.
However, the diameter of the small-caliber steel pipe pile is small, and the conventional engineering verticality measuring device is large in size and complex in structure, is only suitable for measuring the verticality of a large-caliber hole, and cannot measure the verticality of the small-caliber steel pipe pile.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a device and a method for measuring the perpendicularity of a steel pipe pile, which are simple in structure and capable of measuring the perpendicularity of a small-caliber steel pipe pile.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a steel pipe pile perpendicularity measuring device comprises a support frame, a scale disc, an infrared emitting device and a prism;
the scale disc is fixed on the support frame, be provided with the angle scale on the terminal surface of scale disc, scale disc terminal surface is located vertical face, infrared emitter installs in scale disc below, infrared emitter output is down, scale disc terminal surface centre of a circle position is connected with the prism through first connecting rope, the prism shape is circular, evenly be connected with the one end of many flexible coupling bands on the prism global, an arc connecting pipe is connected to the flexible coupling band other end, sliding connection has an arc connecting rod between the adjacent arc connecting pipe, arc connecting pipe and arc connecting rod connect and form the ring.
Preferably, the bottom of the scale disc is provided with a level gauge, and the scale disc is perpendicular to the plane where the level gauge is located.
Preferably, the side surface of the scale disc is provided with a vertical level gauge.
Preferably, the infrared emitting device is connected with the support frame through a universal joint.
Preferably, the first connecting rope is divided into at least three branches near one end of the prism, and the three branches are uniformly connected to the arc-shaped connecting pipe.
Preferably, the circle center position of the end surface of the scale disc is connected with a plumb bob through a second connecting rope.
Preferably, the support frame comprises at least three support legs, the support legs are two mutually nested and slidably connected pipelines, and the outer pipeline is radially connected with bolts on the circumferential surface close to the inner pipeline.
A steel pipe pile perpendicularity measuring method based on any one of the devices comprises the following steps;
placing a support frame at a pile opening of a pile to be measured, wherein a scale disc is positioned right above the pile opening, and the end face of the scale disc is positioned on a vertical surface;
adjusting the circular ring on the outer side of the prism to the diameter which is the same as the diameter of the inner wall of the pile to be measured, placing the prism into the pile to be measured, and horizontally placing the prism;
and step three, the infrared transmitting device transmits laser to the prism, the laser is reflected by the prism and is emitted from the pile opening, the laser to be reflected passes through the circle center position of the end surface of the scale disc, and the scale of the reflected laser is read, namely the verticality of the pile to be measured.
Compared with the prior art, the invention has the following beneficial effects:
the measuring device can adapt to the calibers of different steel pipe piles through the arc-shaped connecting pipe with the adjustable diameter on the outer side of the prism, the infrared transmitting device transmits laser, the laser is reflected to the scale disc through the prism, the verticality of the steel pipe pile can be directly read through the scale where the laser is located, and the measuring device is simple in structure and convenient to carry.
Further, the gradienter ensures that the scale disc is always vertical to the horizontal plane, and the measurement precision is ensured.
Further, the vertical level gauge ensures that the zero scale of the scale disc is always in the vertical direction, and the measurement precision is ensured.
Furthermore, the infrared transmitting device can flexibly rotate through the universal joint, and laser can be conveniently irradiated to the center of the prism.
Furthermore, the first connecting rope is divided into at least three branches to be connected with the arc-shaped connecting pipe, so that the prism is always parallel to the horizontal plane.
Furthermore, the length of the supporting leg is adjusted through the tightness of the bolt, the levelness of the scale disc can be adjusted, and the measuring precision is guaranteed.
According to the measuring method, the arc-shaped connecting pipe on the outer side of the prism is adjusted, the measuring method can adapt to the calibers of different steel pipe piles, the infrared emitting device emits laser, the laser is reflected to the scale disc through the prism, the perpendicularity of the steel pipe pile can be directly read through the scale where the laser is located, and the measuring is convenient and rapid.
Drawings
FIG. 1 is a schematic view of a measuring device according to the present invention;
FIG. 2 is a schematic view of a prism structure according to the present invention;
FIG. 3 is a schematic view of the scale disk structure of the present invention;
FIG. 4 is a schematic view of a universal joint structure according to the present invention.
Wherein: 1-a graduated disc; 2-a level meter; 3-an infrared emitting device; 4-plumb bob; 5-a prism; 6-supporting legs; 7-a soft connecting belt; 8-arc connecting pipe; 9-an arc-shaped connecting rod; 10-a vertical level; 11-universal joint.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
as shown in fig. 1, the verticality measuring device for a steel pipe pile according to the present invention includes a support frame, a scale disc 1, a level 2, an infrared emitting device 3, a prism 5, and a plumb 4.
As shown in fig. 2, prism 5 shape is circular, prism 5 evenly is connected with the one end of many flexible connection areas 7 on global, an arc connecting pipe 8 is connected to the flexible connection area 7 other end, sliding connection has an arc connecting rod 9 between the adjacent arc connecting pipe 8, arc connecting pipe 8 and arc connecting rod 9 are connected and are formed the ring, through arc connecting pipe 8 and arc connecting rod 9 sliding fit, can make the diameter grow of ring or diminish, thereby can adjust according to the steel-pipe pile diameter, and the ring that arc connecting pipe 8 and arc connecting rod 9 formed when with the contact of steel-pipe pile inner wall, only contact line, the inner wall influences lessly to the ring, thereby reduce the interference to prism 5. One end of the first connecting rope, which is close to the prism 5, is divided into at least three branches which are uniformly connected to the arc-shaped connecting pipe 8, so that the prism 5 is always parallel to the horizontal plane.
As shown in FIG. 4, the infrared emitting device is connected with the support frame through the universal joint 11, the universal joint 11 is fixed on the support frame, the infrared emitting device is connected with the universal joint 11, the infrared emitting device can flexibly rotate through the universal joint 11, and laser is conveniently irradiated to the center of the prism 5.
The support frame bottom includes at least three supporting leg 6, and supporting leg 6 is two nested sliding connection's each other pipeline, and outer pipeline has the bolt on being close to the global of inlayer pipeline radially, and through the length of the tight regulation supporting leg 6 of bolt, can adjust the levelness of scale disc 1, guarantees measurement accuracy.
When the device for measuring the perpendicularity of the steel pipe pile is used, the method comprises the following steps:
the method comprises the following steps that firstly, a support frame is placed at a pile opening of a pile to be measured, a scale disc 1 is located right above the pile opening, and the length of a support leg 6 is adjusted through observing a vertical level meter 10 and a level meter 2, so that the end face of the scale disc 1 is located on a vertical surface.
And step two, adjusting the length of the arc connecting rod 9 extending into the arc connecting pipe 8, adjusting the diameter of a circular ring on the outer side of the prism 5 to be the same as the diameter of the inner wall of the pile to be detected, placing the prism 5 into the pile to be detected, and horizontally placing the prism 5.
And step three, the infrared emitting device 3 emits laser to the center of the prism 5, the laser is reflected by the center of the prism 5 and is emitted from the pile opening, the laser to be reflected passes through the center position of the end face of the scale disc 1, and the scale of the reflected laser or the included angle between the scale of the reflected laser and the second connecting rope is read, namely the verticality of the pile to be measured.
The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (8)
1. A steel pipe pile perpendicularity measuring device is characterized by comprising a support frame, a scale disc (1), an infrared emitting device (3) and a prism (5);
scale disc (1) is fixed on the support frame, be provided with the angle scale on the terminal surface of scale disc (1), scale disc (1) terminal surface is located vertical face, infrared emitter (3) are installed in scale disc (1) below, infrared emitter (3) output is down, scale disc (1) terminal surface centre of a circle position is connected with prism (5) through first connection rope, prism (5) shape is circular, evenly be connected with the one end of many soft connecting bands (7) on prism (5) global, arc connecting pipe (8) are connected to the soft connecting band (7) other end, sliding connection has an arc connecting rod (9) between adjacent arc connecting pipe (8), arc connecting pipe (8) and arc connecting rod (9) are connected and are formed the ring.
2. The steel pipe pile verticality measuring device according to claim 1, wherein a level (2) is arranged at the bottom of the scale disc (1), and the scale disc (1) is perpendicular to the plane where the level (2) is located.
3. The steel pipe pile verticality measuring device according to claim 1, wherein a vertical level (10) is arranged on the side of the scale disc (1).
4. The steel pipe pile verticality measuring device according to claim 1, wherein the infrared emitting device is connected with the support frame through a universal joint (11).
5. The steel pipe pile verticality measuring device according to claim 1, wherein one end of the first connecting rope, which is close to the prism (5), is divided into at least three branches, and the three branches are uniformly connected to the arc-shaped connecting pipe (8).
6. The steel pipe pile perpendicularity measuring device according to claim 1, wherein a plumb bob (4) is connected to the circle center position of the end face of the scale disc (1) through a second connecting rope.
7. The steel pipe pile verticality measuring device according to claim 1, wherein the support frame comprises at least three support legs (6), the support legs (6) are two mutually nested and slidably connected pipelines, and the outer pipeline is radially connected with bolts on the circumferential surface close to the inner pipeline.
8. A steel pipe pile perpendicularity measuring method based on the device of any one of claims 1-7 is characterized by comprising the following steps;
placing a support frame at a pile opening of a pile to be measured, wherein a scale disc (1) is positioned right above the pile opening, and the end face of the scale disc (1) is positioned on a vertical surface;
adjusting the diameter of a ring on the outer side of the prism (5) to be the same as the diameter of the inner wall of the pile to be detected, placing the prism (5) into the pile to be detected, and horizontally placing the prism (5);
and step three, the infrared emitting device (3) emits laser to the prism (5), the laser is reflected by the prism (5) and is emitted from the pile opening, the laser to be reflected passes through the circle center position of the end face of the scale disc (1), and the scale of the reflected laser is read, namely the verticality of the pile to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010745691.3A CN111765876A (en) | 2020-07-29 | 2020-07-29 | Steel pipe pile perpendicularity measuring device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010745691.3A CN111765876A (en) | 2020-07-29 | 2020-07-29 | Steel pipe pile perpendicularity measuring device and method |
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| CN111765876A true CN111765876A (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010745691.3A Pending CN111765876A (en) | 2020-07-29 | 2020-07-29 | Steel pipe pile perpendicularity measuring device and method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284301A (en) * | 2020-11-17 | 2021-01-29 | 北京城建集团有限责任公司 | Verticality detection system with telescopic circular pipe column circle center self-positioning function |
| CN113188412A (en) * | 2021-03-15 | 2021-07-30 | 水利部南京水利水文自动化研究所 | Embedding method and structure of vertical steel pipe |
| CN113684869A (en) * | 2021-09-04 | 2021-11-23 | 邓兆荣 | Building pile foundation detection device |
-
2020
- 2020-07-29 CN CN202010745691.3A patent/CN111765876A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284301A (en) * | 2020-11-17 | 2021-01-29 | 北京城建集团有限责任公司 | Verticality detection system with telescopic circular pipe column circle center self-positioning function |
| CN112284301B (en) * | 2020-11-17 | 2021-09-24 | 北京城建集团有限责任公司 | Verticality detection system with telescopic circular pipe column circle center self-positioning function |
| CN113188412A (en) * | 2021-03-15 | 2021-07-30 | 水利部南京水利水文自动化研究所 | Embedding method and structure of vertical steel pipe |
| CN113684869A (en) * | 2021-09-04 | 2021-11-23 | 邓兆荣 | Building pile foundation detection device |
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