CN210293232U - Measuring platform for positioning datum point of underwater building - Google Patents
Measuring platform for positioning datum point of underwater building Download PDFInfo
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- CN210293232U CN210293232U CN201920867365.2U CN201920867365U CN210293232U CN 210293232 U CN210293232 U CN 210293232U CN 201920867365 U CN201920867365 U CN 201920867365U CN 210293232 U CN210293232 U CN 210293232U
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Abstract
The utility model discloses a measuring platform for fixing a position building datum point under water, including floating platform and measuring device: the floating platform comprises: first flotation tank, second flotation tank, third flotation tank and fourth flotation tank, the preceding lateral wall of first flotation tank forms left measuring platform with the back lateral wall of second flotation tank closely laminates, the equal spiro union in lateral wall top and bottom a week of left side measuring platform has first shaped steel fossil fragments, the preceding lateral wall of third flotation tank forms right measuring platform with the back lateral wall of fourth flotation tank closely laminates, and the equal spiro union in lateral wall top and the bottom of right measuring platform has second shaped steel fossil fragments, and the lateral wall of third shaped steel fossil fragments has measuring device simultaneously the spiro union, through left measuring platform, the first shaped steel fossil fragments of right measuring platform, second shaped steel fossil fragments, third shaped steel fossil fragments, fourth shaped steel fossil fragments and fifth shaped steel fossil fragments and measuring device will set up lofting point position and weight in flotation platform center department, avoids the diver to set up the shaped steel support at every turn and draws forth the surface of water, improves the efficiency of construction.
Description
Technical Field
The utility model discloses a measure technical field under water, especially relate to a measuring platform for fixing a position building datum point under water.
Background
The underwater construction operation is different from the land, and the measuring reference point of the underwater building cannot be directly seen on the water surface, so the reference point needs to be taken to lead the reference point to the water surface, and the key point of the layered installation of the underwater concrete template is the underwater measurement of the template. The method comprises the following steps that generally, the original underwater construction is carried out in an inverted hammer line mode, and a measurement base point of an underwater building is led to the water surface; during construction, a diver sets up a buttress type steel support on one side of an established structural surface of an underwater gate well, a trash rack pier and a traffic pier, the steel support is led out to be above the water surface to set auxiliary measuring points, a plurality of measuring points are arranged on the steel support according to different forms of structures, measuring base points are led out to the water surface in a hammer line reversing mode, and the measuring lines are also used as elevation control lines for later construction; in the related art, the difficulty of paying off during concrete construction measurement is that the section steel support is subjected to the pressure of a dark current underwater, and the section steel support is deformed and separated from the original position after a long time, so that the cost is increased, and the perpendicularity measurement of an underwater building is influenced by repeated operation of divers.
SUMMERY OF THE UTILITY MODEL
To overcome the problems in the related art, the present disclosure provides a measuring platform for locating a reference point of an underwater building.
According to the utility model discloses a first aspect of the embodiment provides a measuring platform for fixing a position building datum point under water, including floating platform A and measuring device B:
the floating platform A comprises: the measuring device comprises a first buoyancy tank 1, a second buoyancy tank 2, a third buoyancy tank 3 and a fourth buoyancy tank 4, wherein the front side wall of the first buoyancy tank 1 is tightly attached to the rear side wall of the second buoyancy tank 2 to form a left measuring platform 5, the top and bottom of the outer side wall of the left measuring platform 5 are all screwed with first section steel keels 6, the front side wall of the third buoyancy tank 3 is tightly attached to the rear side wall of the fourth buoyancy tank 4 to form a right measuring platform 7, the top and bottom of the outer side wall of the right measuring platform 7 are all screwed with second section steel keels 8, the front end, middle end and rear end of the upper surface of the left measuring platform 5 are all screwed with one end of a third section steel keel 9, the other end of the third section steel keel 9 is screwed with the middle end and rear end of the front end of the upper surface of the right measuring platform 7, a measuring cavity 10 is formed between the left end of the right measuring platform 7 and the right end of the left measuring platform 5, the middle end of the bottom of the measuring cavity 10 is screwed with a fourth section, the left end and the right end of the fourth steel keel 11 are both screwed with one end of a fifth steel keel 12, and the other end of the two fifth steel keels 12 is screwed with the outer side wall of the third steel keel 9;
the outer side wall of the third steel keel 9 is simultaneously screwed with a measuring device B;
the measuring device B comprises a prism support 131, the prism support 131 is welded on the outer side wall of a third steel keel 9 at the middle end of the left measuring platform 5, a rotating button 137 is fixedly installed at the top of the prism support 131, a prism base 132 is screwed at the top of the rotating button 137, a prism 133 is screwed at the top of the prism base 132, a vertical line sleeve 134 is inserted at the center of the third steel keel 9 at the middle end of the left measuring platform 5, a steel wire rope 135 is sleeved at the middle part of the outer side wall of the prism support 131, a cast iron heavy hammer 136 is hung at the bottom of the steel wire rope 135, and the bottom of the cast iron heavy hammer 136 penetrates through the bottom of the vertical line sleeve 134.
Preferably, the first steel keel 6, the second steel keel 8, the third steel keel 9 and the fourth steel keel 11 are in threaded connection with the left measuring platform 5 and the right measuring platform 7 through bolts.
Preferably, both ends around the left side wall of left measuring platform 5 and both ends around the right side wall of right measuring platform 7 have welded rings 14.
Preferably, the first buoyancy tank 1, the second buoyancy tank 2, the third buoyancy tank 3 and the fourth buoyancy tank 4 are all the same in size and structure.
Preferably, the prism 133 is a GPH1 copper plated measurement prism.
The utility model discloses a technical scheme that embodiment provided can include following beneficial effect: under the condition that weather is clear and windless or at night, the platform can be conveniently moved to the water surface above an underwater building, lofting point positions and heavy hammers are arranged at the centers of a left measuring platform 5 and a right measuring platform 7 through a left measuring platform 5, a right measuring platform 7, a first steel keel 6, a second steel keel 8, a third steel keel 9, a fourth steel keel 11, a fifth steel keel 12 and a measuring device B, cast iron heavy hammers 136 are thrown at measuring points at the centers of the adjusting platforms to lead to construction reference points of the underwater building for underwater positioning when the reference points are measured underwater, the condition that a diver builds a steel support at each time to lead out of the water surface is avoided, and the construction efficiency is improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic top view of a measurement platform for locating a reference point of an underwater building according to an embodiment of the present disclosure;
fig. 2 is a schematic view of a cross-sectional front view of a measuring platform for locating a reference point of an underwater building according to an embodiment of the present disclosure;
in the figure: 1. first flotation tank, 2, the second flotation tank, 3, the third flotation tank, 4, the fourth flotation tank, 5, left measuring platform, 6, first shaped steel fossil fragments, 7, right measuring platform, 8, second shaped steel fossil fragments, 9, third shaped steel fossil fragments, 10, measure the chamber, 11, fourth shaped steel fossil fragments, 12, fifth shaped steel fossil fragments, 131, prism support, 132, prism base, 133, prism, 134, plumb line sleeve pipe, 135, wire rope, 136, cast iron weight, 137, adjust knob, 14, rings, A, floating platform, B, measuring device.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
1-2, a survey platform for locating a reference point of a subsea building is shown according to an exemplary embodiment, comprising a floating platform A and a survey apparatus B:
the floating platform A comprises: a first buoyancy tank 1, a second buoyancy tank 2, a third buoyancy tank 3 and a fourth buoyancy tank 4, wherein the front side wall of the first buoyancy tank 1 is tightly attached to the rear side wall of the second buoyancy tank 2 to form a left measuring platform 5, the top and bottom of the outer side wall of the left measuring platform 5 are both screwed with a first section steel keel 6, the front side wall of the third buoyancy tank 3 is tightly attached to the rear side wall of the fourth buoyancy tank 4 to form a right measuring platform 7, the top and bottom of the outer side wall of the right measuring platform 7 are both screwed with a second section steel keel 8, the front, middle and rear ends of the upper surface of the left measuring platform 5 are all screwed with one end of a third section steel keel 9, the other end of the third section steel keel 9 is screwed with the middle and rear ends of the front and upper surface of the right measuring platform 7, a measuring cavity 10 is formed between the left end of the right measuring platform 7 and the right end of the left measuring platform 5, the middle end of the bottom of the measuring cavity 10 is screwed with a fourth section steel, the left end and the right end of the fourth steel keel 11 are both screwed with one end of a fifth steel keel 12, and the other ends of the two fifth steel keels 12 are screwed with the outer side wall of the third steel keel 9;
the outer side wall of the third steel keel 9 is simultaneously screwed with a measuring device B, wherein the first buoyancy tank 1, the second buoyancy tank 2, the third buoyancy tank 3 and the fourth buoyancy tank 4 are all of a closed structure and are made of Q345 steel plates, and the first steel keel 6, the second steel keel 8, the third steel keel 9, the fourth steel keel 11 and the fifth steel keel 12 are all made of ∠ 80 multiplied by 5mm angle steel and 12# channel steel in a welding mode;
the measuring device B comprises a prism support 131, the prism support 131 is made of a phi 48mm steel pipe, the prism support 131 is welded on the outer side wall of a third steel keel 9 at the middle end of a left measuring platform 5, a rotary button 137 is fixedly installed at the top of the prism support 131, an adjusting knob 137 adopts a total station base lock, a prism base 132 is screwed on the top of the rotary button 137, the prism base 132 adopts a customized processing base, a prism 133 is screwed on the top of the prism base 132, a vertical line sleeve 134 is inserted in the center of the third steel keel 9 at the middle end of the left measuring platform 5, the vertical line sleeve 134 is made of a DN150 steel pipe, a steel wire rope 135 is sleeved in the middle of the outer side wall of the prism support 131, a cast iron heavy hammer 136 is hung at the bottom of the steel wire rope 135, the cast iron heavy hammer 136 adopts a cast iron conical body, the bottom of the cast iron heavy hammer 136 penetrates through the bottom of the vertical line, The first floating box 1 and the second floating box 2 are connected and locked through a bolt connecting piece to form a left measuring platform 5 through a second section steel keel 8, a third section steel keel 9, a fourth section steel keel 11 and a fifth section steel keel 12, the third floating box 3 and the fourth floating box 4 are connected and locked to form a right measuring platform 7, the left measuring platform 5 and the right measuring platform 7 jointly form a floating platform, the joints of the first section steel keel 6, the second section steel keel 8, the third section steel keel 9, the fourth section steel keel 11 and the fifth section steel keel 12 are all fully welded, and safety guardrails are arranged on the periphery of the tops of the left measuring platform 5 and the right measuring platform 7; then hoisting the combined floating platform of the left measuring platform 5 and the right measuring platform 7 to the water surface by using a 25-ton truck crane; utilize manned rubber boat to drag the floating platform near the traffic pontoon bridge fixed steady, with prism support 131, adjust knob 137, prism base 132, prism 133, perpendicular sleeve pipe 134 and cast iron weight 136 manual work transport to the floating platform through the traffic pontoon bridge, locate prism support 131 welded fastening earlier in floating platform center, adjust knob 137 installs on prism support 131, prism base 132 installs on adjust knob 137, install prism 133 additional at prism base 131 center, prism base 132 bottom center department adopts wire rope 135 to hang cast iron weight 136, cast iron weight 136 drops to underwater through the perpendicular sleeve pipe 134 that floating platform center department fixed in advance.
Specifically, the first steel keel 6, the second steel keel 8, the third steel keel 9 and the fourth steel keel 11 are in threaded connection with the left measuring platform 5 and the right measuring platform 7 through bolts, and the bolts are made of M20 high-strength bolts (matched gaskets).
Specifically, in order to ensure that the left measuring platform 5 and the right measuring platform 7 are stable on the water surface, a diver adopts 4 steel pipes to connect and fix the lifting rings 14 with the reserved inserted bars of the underwater built structure, the platform is detached and moved after the reference point is retested, and the front and rear ends of the left side wall of the left measuring platform 5 and the front and rear ends of the right side wall of the right measuring platform 7 are both welded with the lifting rings 14.
Specifically, the first buoyancy tank 1, the second buoyancy tank 2, the third buoyancy tank 3, and the fourth buoyancy tank 4 are all the same in size and structure.
Specifically, prism 133 is a GPH1 copper plated measuring prism.
With regard to the apparatus in the above-described embodiment, the specific manner in which each module performs the operation has been described in detail in the embodiment related to the method, and will not be elaborated here.
The working principle is as follows: when the measuring platform operates, the left measuring platform 5 and the right measuring platform 7 jointly form a floating platform A, the joints of the first steel keel 6, the second steel keel 8, the third steel keel 9, the fourth steel keel 11 and the fifth steel keel 12 are all fully welded, and safety guardrails are arranged on the periphery of the tops of the left measuring platform 5 and the right measuring platform 7; hoisting the combined floating platform A of the left measuring platform 5 and the right measuring platform 7 to the water surface by using a 25-ton truck crane; dragging the floating platform to the vicinity of a traffic floating bridge by using a manned rubber boat for fixing stably, manually transporting a prism support 131, an adjusting knob 137, a prism base 132, a prism 133, a vertical line sleeve 134 and a cast iron heavy hammer 136 to the floating platform through the traffic floating bridge, standing a surveying staff on a left surveying platform 5 and a right surveying platform 7 at the same time, dragging the floating platform on the water surface by using the rubber boat for sliding and moving to an operation area, lofting a datum point of an underwater building by using a land survey control net after the floating platform is in place, talking with land survey staff by using an interphone, correcting the moving direction and position of the surveying floating platform to enable the prism 133 at the center point of the floating platform A to be positioned on the lofting point, temporarily connecting and fixing the flying rings 14 around the platform and the underwater original structure building by using section steel after the survey point is determined, vertically lowering the cast iron heavy hammer 136 to the underwater original structure after the survey point is fixed, a diver observes whether the plumb line is straight or not under water, marks a determined reference point under water by using a dowel bar, measures the horizontal distance between the reference point and a building by using a steel ruler, and reversely measures the erecting position and the perpendicularity of the template by using an underwater steel ruler; the method is carried out in a reservoir with low fluidity and in clear weather or in the absence of wind at night. The measuring platform provides favorable conditions for the measurement of underwater construction templates, the underwater measurement efficiency is greatly improved, each underwater building can be moved to the shore side only after the datum point is determined, the problem that the measuring point cannot be fixed on the water surface is effectively solved, the underwater building measuring point can be measured by the platform in an auxiliary manner, and the platform is matched with a heavy hammer method and a fixing device during template installation until all underwater construction is completed.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (5)
1. A measuring platform for locating a reference point of an underwater structure, characterized by comprising a floating platform (a) and a measuring device (B):
the floating platform (A) comprises a first floating box (1), a second floating box (2), a third floating box (3) and a fourth floating box (4), wherein the front side wall of the first floating box (1) is closely attached to the rear side wall of the second floating box (2) to form a left measuring platform (5), the top and the bottom of the outer side wall of the left measuring platform (5) are all in threaded connection with a first section steel keel (6) in a circle, the front side wall of the third floating box (3) is closely attached to the rear side wall of the fourth floating box (4) to form a right measuring platform (7), the top and the bottom of the outer side wall of the right measuring platform (7) are all in threaded connection with a second section steel keel (8), the front end, the middle end and the rear end of the upper surface of the left measuring platform (5) are all in threaded connection with one end of a third section steel keel (9), and the other end of the third section steel keel (9) is in threaded connection with the middle end and the rear end of the front end of the upper surface of the right, a measuring cavity (10) is formed between the left end of the right measuring platform (7) and the right end of the left measuring platform (5), a fourth steel keel (11) is screwed at the middle end of the bottom of the measuring cavity (10), one end of a fifth steel keel (12) is screwed at each of the left end and the right end of the fourth steel keel (11), and the other end of each of the two fifth steel keels (12) is screwed on the outer side wall of the third steel keel (9);
the outer side wall of the third steel keel (9) is simultaneously screwed with a measuring device (B);
measuring device (B) includes prism support (131), and prism support (131) weld in the lateral wall of third shaped steel fossil fragments (9) of left measuring platform (5) middle-end, the top fixed mounting of prism support (131) has rotary button (137), the top spiro union of rotary button (137) has prism base (132), the top spiro union of prism base (132) has prism (133), third shaped steel fossil fragments (9) center department of left measuring platform (5) middle-end is pegged graft and is had perpendicular line sleeve pipe (134), wire rope (135) have been cup jointed at the lateral wall middle part of prism support (131), the bottom of wire rope (135) has hung cast iron weight (136), and the bottom of cast iron weight (136) runs through the bottom of perpendicular line sleeve pipe (134).
2. A measuring platform for locating a reference point of an underwater building according to claim 1, characterised in that the first (6), second (8), third (9) and fourth (11) steel keels are bolted to the left (5) and right (7) measuring platforms.
3. A measuring platform for locating a reference point of an underwater building according to claim 1, characterised in that the front and rear ends of the left side wall of the left measuring platform (5) and the front and rear ends of the right side wall of the right measuring platform (7) are welded with lifting rings (14).
4. A measuring platform for locating a reference point of a submerged structure according to claim 1, characterised in that the first buoyancy tank (1), the second buoyancy tank (2), the third buoyancy tank (3) and the fourth buoyancy tank (4) are all of the same size structure.
5. A measuring platform for locating a reference point for an underwater building according to claim 1, characterised in that the prism (133) is a GPH1 copper coated measuring prism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920867365.2U CN210293232U (en) | 2019-06-11 | 2019-06-11 | Measuring platform for positioning datum point of underwater building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920867365.2U CN210293232U (en) | 2019-06-11 | 2019-06-11 | Measuring platform for positioning datum point of underwater building |
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| Publication Number | Publication Date |
|---|---|
| CN210293232U true CN210293232U (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920867365.2U Expired - Fee Related CN210293232U (en) | 2019-06-11 | 2019-06-11 | Measuring platform for positioning datum point of underwater building |
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| CN (1) | CN210293232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022135618A1 (en) * | 2021-03-25 | 2022-06-30 | 中国长江三峡集团有限公司 | Method for constructing depth sounding reference field of large reservoir, and use thereof |
-
2019
- 2019-06-11 CN CN201920867365.2U patent/CN210293232U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022135618A1 (en) * | 2021-03-25 | 2022-06-30 | 中国长江三峡集团有限公司 | Method for constructing depth sounding reference field of large reservoir, and use thereof |
| GB2611676A (en) * | 2021-03-25 | 2023-04-12 | China Three Gorges Corp | Method for constructing depth sounding reference field of large reservoir, and use thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200410 |