CN115824176A - Construction method for control measurement of opening-free floor plane and core conversion device - Google Patents
Construction method for control measurement of opening-free floor plane and core conversion device Download PDFInfo
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- CN115824176A CN115824176A CN202310107856.8A CN202310107856A CN115824176A CN 115824176 A CN115824176 A CN 115824176A CN 202310107856 A CN202310107856 A CN 202310107856A CN 115824176 A CN115824176 A CN 115824176A
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Abstract
The invention discloses a construction method for controlling and measuring a floor plane without a hole and a core conversion device, wherein the construction method comprises the following steps: determining a first internal control point at the finished floor, and arranging a total station at the first internal control point; arranging a core conversion device on a floor to be cast; determining the approximate position of a first end point of a first axis to be determined on the floor to be cast based on the position of the first inner control point; providing a receiving prism at an approximate location of the first end point; aiming the laser emitted by the total station at a second internal control point of the finished floor, and then adjusting the total station to aim the emitted laser at the core conversion device; adjusting the position of the receiving prism to enable the receiving prism to align the laser refracted to the floor to be measured; moving the receiving prism a distance in the direction of the first control axis, thereby obtaining the approximate position of the second end point of the first axis to be determined; and the position of the receiving prism is adjusted again, so that the receiving prism is aligned with the laser refracted to the floor to be measured again.
Description
Technical Field
The invention relates to the technical field of building engineering, in particular to a construction method for controlling and measuring a floor plane without a hole and a core conversion device.
Background
In the construction of structural engineering, the measurement work is divided into plane control measurement and elevation control measurement, and the plane control measurement usually needs to reserve a hole in a floor slab above a measurement internal control point and upwards transfers the internal control point through the hole by using a laser plumb instrument.
The traditional plane control measuring method is a laser plummet projection measuring method, and the method comprises the steps of firstly erecting a laser plummet on a control point in a first floor, placing a receiving target on a corresponding reserved hole of a floor to be measured, centering and leveling the plummet, then turning on a light emitting power supply and adjusting light beams until the light spots received by the receiving target are minimum and brightest. Slowly rotating the plumb instrument, stopping to observe the change of the light spot when rotating 90 degrees, finally obtaining a laser circle by the receiving target, when the diameter of the circle is less than 2mm, the circle center is the receiving point of the control point, and repeating the steps to cast other required control points (at least three inner control points on each layer, and the three points form a right angle) in sequence.
Disclosure of Invention
In order to achieve the aim, the invention provides a construction method for controlling and measuring a floor plane without a hole, which comprises the following steps: determining a first internal control point at the finished floor, and arranging a total station at the first internal control point; arranging a core conversion device on a floor to be cast; determining the approximate position of a first end point of a first axis to be determined on the floor to be cast based on the position of the first inner control point; providing a receiving prism at an approximate location of the first end point; aiming laser emitted by the total station at a second internal control point of a finished floor, and then adjusting the total station to aim the laser at a core conversion device, wherein the core conversion device refracts the laser to the floor to be cast, and a connecting line of the first internal control point and the second internal control point forms a first control axis; adjusting the position of the receiving prism to enable the receiving prism to align the laser refracted to the floor to be measured, wherein the position of the laser refracted to the floor to be measured aligned by the receiving prism is the final position of the first end point of the first axis to be determined; moving the receiving prism a distance in the direction of the first control axis, thereby obtaining the approximate position of the second end point of the first axis to be determined; the position of the receiving prism is adjusted again, so that the receiving prism is aligned with the laser refracted to the floor to be measured again, wherein the position of the laser refracted to the floor to be measured by the receiving prism is aligned with the final position of the second end point of the first axis to be determined again; and connecting the final position of the first end point and the final position of the second end point to obtain a first control axis of the floor to be cast.
In a preferred embodiment, the construction method for the open-hole-free floor level control measurement further comprises the following steps: resetting the total station at the second internal control point; resetting the core conversion device on the floor to be cast; determining the approximate position of a third endpoint of the second axis to be determined on the floor to be cast based on the position of the second internal control point; resetting the receiving prism at the approximate position of the third endpoint; and aiming the laser emitted by the total station at a third internal control point of the finished floor, and then adjusting the total station to enable the laser to aim at the core conversion device, wherein the core conversion device refracts the laser to the floor to be cast, a connecting line of the second internal control point and the third internal control point forms a second control axis, and the first control axis and the second control axis are perpendicular to each other.
In a preferred embodiment, the construction method for the open-hole-free floor level control measurement further comprises the following steps: adjusting the position of the receiving prism to enable the receiving prism to align the laser refracted to the floor to be measured, wherein the position of the laser refracted to the floor to be measured aligned by the receiving prism is the final position of a third end point of the second axis to be determined; and moving the receiving prism for a distance along the direction of the second control axis so as to obtain the approximate position of the fourth endpoint of the second axis to be determined.
In a preferred embodiment, the construction method for the open-hole-free floor level control measurement further comprises the following steps: the position of the receiving prism is adjusted again, so that the receiving prism is aligned with the laser refracted to the floor to be cast again, wherein the position of the laser refracted to the floor to be cast, which is aligned with the receiving prism again, is the final position of the fourth endpoint of the second axis to be determined; and connecting the final position of the third end point and the final position of the fourth end point to obtain a second control axis of the floor to be cast.
In a preferred embodiment, the core transfer device is clamped at the edge of the floor to be cast, wherein the core transfer device is located on the first control axis when the first control axis of the floor to be cast is determined, wherein the core transfer device is located on the second control axis when the second control axis of the floor to be cast is determined.
In a preferred embodiment, the construction method for the open-hole-free floor level control measurement further comprises the following steps: after the core conversion device is clamped at the edge of the floor to be thrown, the bubbles of the core conversion device are adjusted to enable the core conversion device to be in a horizontal state.
In a preferred embodiment, the core translation device comprises a lower prism, wherein adjusting the total station such that the laser is aimed at the core translation device comprises: adjusting the total station so that the laser is aimed at the center of the lower prism of the core conversion device, wherein the construction method for controlling and measuring the floor plane without the hole further comprises the following steps: when the total station cannot be adjusted to enable the laser to aim at the center of the lower prism of the core conversion device, the core conversion device is rotated to ensure that the laser can aim at the center of the lower prism of the core conversion device.
The present invention also provides a core conversion device for use in a method as hereinbefore described, the core conversion device comprising: the lower prism and the upper prism are used for refracting laser; the fixture is used for clamping the core conversion device on a floor slab of a floor to be measured; the fixture is provided with a light through hole which is used as a light path of laser, and the fixture is further provided with a horizontal bubble.
Compared with the prior art, the method has the following advantages: the method can overcome the defects of the prior art, realizes plane control measurement of the floor to be measured on the premise of not punching the floor, is simple to operate, and is very beneficial to construction application because inexperienced personnel can operate instruments through simple training to realize the method.
Drawings
Fig. 1 is a schematic measurement diagram of the background art.
FIG. 2 is a method flow diagram of one embodiment of the present invention.
Fig. 3 is a schematic view of a front view direction of the plane control surveying construction method of the present invention.
Fig. 4 is a schematic view of a plan view direction of the plan view control survey construction method of the present invention.
FIG. 5 is a schematic structural view of the core conversion apparatus of the present invention.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations such as "comprises" or "comprising", etc., will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Fig. 1 is a schematic measurement diagram of the background art. The traditional plane control measuring method is a laser plummet projection measuring method, the method is that firstly, a laser plummet instrument 15 is erected on a first-layer inner control point 16, a receiving target 13 is placed on a corresponding reserved hole of a floor to be measured, after the plummet instrument is centered and leveled, a light emitting power supply is turned on, and a laser beam 14 is adjusted until a light spot received by the receiving target is minimum and brightest. Slowly rotating the plumb instrument, stopping to observe the change of the light spot when rotating 90 degrees, finally obtaining a laser circle 11 by a receiving target 13, when the diameter of the circle is less than 2mm, the circle center is the receiving point of the control point, the receiving point is the intersection point 12 of the axes of the cast floor to be measured, and then repeating the steps to cast other required control points (at least three inner control points on each floor, and the three points form a right angle) in sequence. In fig. 1, only a schematic diagram of projecting and measuring one control point is shown, at least two other internal control points are taken on the floor where the laser plummet instrument 15 is located, holes are punched on the approximate position of the floor to be measured, which is opposite to the internal control points, and then the steps described above are repeated, so that receiving points of the other two internal control points can be obtained. And finally, connecting all receiving points to obtain the control axes of all floors.
FIG. 2 is a method flow diagram of one embodiment of the present invention. Fig. 3 is a schematic view of a front view direction of the plane control surveying construction method of the present invention. Fig. 4 is a schematic view of a plan view direction of the plan view control survey construction method of the present invention. As shown in the figure, the construction method for the control and measurement of the floor plane without the hole comprises the following steps:
step 21: determining a first internal control point 31 at the completed floor 39, and setting a total station 32 at the first internal control point 31;
step 22: a core conversion device 33 is arranged on a floor 38 to be thrown and measured;
step 23: determining the approximate position of the first end point 34 of the first axis to be determined on the floor 38 to be cast, based on the position of the first inner control point 31; in a specific example, it is explained with reference to fig. 4 how "the approximate position of the first end point 34 of the first axis to be determined is determined on the floor 38 to be cast based on the position of the first internal control point 31", for example, the position of the first internal control point 31 is first determined within the completed floor 39, in the example of fig. 4, for example, the lower edge 4m of the first internal control point 31 from the top view direction of the completed floor 39 is determined, and the lower edge 5m from the left edge of the top view direction of the completed floor 39 is determined, then the approximate position of the first end point 34 of the first axis to be determined can be correspondingly determined at the position of 4m from the lower edge of the top view direction of the floor 38 to be cast and 5m from the left edge of the top view direction of the floor 38 to be cast;
step 24: a receiving prism 35 is provided at the approximate position of the first end point 34;
step 25: aiming the laser emitted by the total station at a second internal control point 36 of the completed floor 39, and subsequently adjusting the total station 32 (i.e. rotating the total station) such that the laser is aimed at the core conversion device, wherein the core conversion device refracts the laser to the floor 38 to be projected, wherein the connection line of the first internal control point 31 and the second internal control point constitutes a first control axis 41; in one particular example, the direction of refraction of the light rays may be the A-B-C direction as depicted in the figure;
step 26: adjusting the position of the receiving prism 35 to make the receiving prism 35 align with the laser refracted to the floor 38 to be cast, wherein the position of the laser refracted to the floor 38 to be cast aligned by the receiving prism 35 is the final position of the first end point 34 of the first axis to be determined; it will be understood by those skilled in the art that since the approximate position of the first end point 34 is the rough position of the first end point determined based on the geometric relationship, if the approximate position of the first end point 34 vertically coincides with the first internal control point 31, it is ensured that the receiving prism 35 is aligned with the laser light refracted to the completed floor 39 without adjusting the approximate position of the first end point 34, and if the approximate position of the first end point 34 vertically does not coincide with the first internal control point 31 (in general, the two do not exactly coincide), it is ensured that the final position after the receiving prism 35 is adjusted is vertically coincident with the first internal control point 31 after the receiving prism 35 is aligned with the laser light refracted to the completed floor 39 by adjusting the position of the receiving prism 35 such that the receiving prism 35 is aligned with the laser light refracted to the completed floor 39, and the final position after the receiving prism 35 is adjusted is the final position of the first end point 34 of the first axis to be determined;
step 27: moving the receiving prism 35 a distance in the direction of the first control axis 41, so as to obtain the approximate position of the second end point 37 of the first axis to be determined;
step 28: the position of the receiving prism 35 is adjusted again, so that the receiving prism 35 is aligned with the laser refracted to the floor 38 to be cast again, wherein the position of the laser refracted to the floor 38 to be cast which is aligned with the receiving prism 35 again is the final position of the second endpoint 37 of the first axis to be determined;
step 29: the final position of the first end point 34 and the final position of the second end point 37 are connected to obtain a first control axis of the floor 38 to be cast.
In a preferred embodiment, the construction method for the open-hole-free floor level control measurement further comprises the following steps: resetting total station 32 at second internal control point 36; resetting the core conversion device 33 on the floor 38 to be thrown and measured; determining an approximate location of a third end point of the second axis to be determined on the floor 38 to be cast based on the location of the second internal control point 36; resetting the receiving prism 35 at the approximate position of the third endpoint; the laser emitted by the total station is aimed at a third internal control point 42 of the completed floor 39, and the total station is adjusted such that the laser is aimed at the core conversion device 33, wherein the core conversion device refracts the laser to the floor 38 to be cast, wherein a connecting line of the second internal control point and the third internal control point constitutes a second control axis 44, wherein the first control axis 41 and the second control axis 44 are perpendicular to each other.
In a preferred embodiment, the construction method for the open-hole-free floor level control measurement further comprises the following steps: adjusting the position of the receiving prism 35 to make the receiving prism 35 align with the laser refracted to the floor 38 to be cast, wherein the position of the laser refracted to the floor 38 to be cast aligned by the receiving prism 35 is the final position of the third end point of the second axis to be determined; the receiving prism 35 is moved a distance in the direction of the second control axis, resulting in an approximate position of the fourth end point of the second axis to be determined.
In a preferred embodiment, the construction method for the open-hole-free floor level control measurement further comprises the following steps: the position of the receiving prism 35 is adjusted again, so that the receiving prism 35 is aligned with the laser refracted to the floor 38 to be thrown again, wherein the position of the laser refracted to the floor 38 to be thrown again by the receiving prism 35 is the final position of the fourth endpoint of the second axis to be determined; the final position of the third end point and the final position of the fourth end point are connected to obtain a second control axis of the floor 38 to be cast. In the present invention, at least a first control axis and a second control axis of the floor 38 to be cast need to be determined. In a preferred embodiment, however, as shown in fig. 4, a fourth internal control point 43 may be additionally determined and the first, second, third and fourth control axes 46 may be obtained by connecting the first, second, third and fourth internal control points in sequence, and then additionally determining the third and fourth control axes of the floor 38 to be cast based on the method described above.
In a preferred embodiment, the core transfer device is clamped at the edge of the floor 38 to be cast, wherein the core transfer device is located on the first control axis when the first control axis of the floor 38 to be cast is determined, wherein the core transfer device is located on the second control axis when the second control axis of the floor 38 to be cast is determined.
In a preferred embodiment, the construction method for the open-hole-free floor level control measurement further comprises the following steps: after the core converter is clamped at the edge of the floor 38 to be commissioned, the core converter bubble is adjusted so that the core converter is horizontal.
In a preferred embodiment, the core translation device comprises a lower prism, wherein adjusting the total station such that the laser is aimed at the core translation device comprises: the total station is adjusted so that the laser is aimed at the center of the lower prism of the core conversion device.
The construction method for controlling and measuring the floor plane without the hole further comprises the following steps:
when the total station is adjusted so that the laser can not aim at the center of the lower prism of the core conversion device, the core conversion device is rotated to ensure that the laser can aim at the center of the lower prism of the core conversion device.
The present invention provides a core conversion device for use in a method as described above, as shown in fig. 5, the core conversion device comprising: a lower prism 51 and an upper prism 52, the lower prism 51 and the upper prism 52 being for refracting laser light; the fixture 53 is used for clamping the core conversion device on the floor of the floor 38 to be measured; wherein the fixture is provided with a light through hole 54 for the optical path of the laser, wherein the fixture is further provided with a horizontal bubble 55. Meanwhile, when the total station instrument is adjusted so that the laser cannot aim at the center of the lower prism of the core conversion device, the core conversion device can be rotated around the OO' shaft so as to ensure that the laser can aim at the center of the lower prism of the core conversion device.
It should be understood that, in various embodiments of the present invention, the order of the above-described writing of each process does not mean the order of execution, and the order of execution of each process should be determined by its function and its inherent logic, and should not limit the implementation process of the embodiments of the present invention in any way.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (8)
1. A construction method for controlling and measuring a floor plane without a hole is characterized by comprising the following steps:
determining a first internal control point at a finished floor, and setting a total station at the first internal control point;
arranging a core conversion device on a floor to be cast;
determining the approximate position of a first end point of a first axis to be determined on the floor to be cast based on the position of a first inner control point;
providing a receiving prism at the approximate location of the first end point;
aiming the laser emitted by the total station at a second internal control point of the finished floor, and then adjusting the total station to aim the laser at the core conversion device, wherein the core conversion device refracts the laser to the floor to be cast, and a connecting line of the first internal control point and the second internal control point forms a first control axis;
adjusting the position of the receiving prism so that the receiving prism is aligned with the laser refracted to the floor to be cast, wherein the position of the laser refracted to the floor to be cast, which is aligned with the receiving prism, is the final position of the first end point of the first axis to be determined;
moving the receiving prism a distance in the direction of the first control axis, thereby obtaining the approximate position of the second end point of the first axis to be determined;
the position of the receiving prism is adjusted again, so that the receiving prism is aligned with the laser refracted to the floor to be cast again, wherein the position of the laser refracted to the floor to be cast which is aligned with the receiving prism again is the final position of the second end point of the first axis to be determined;
and connecting the final position of the first end point and the final position of the second end point to obtain a first control axis of the floor to be cast.
2. The construction method of open-hole-free floor level control measurement as claimed in claim 1, wherein the construction method of open-hole-free floor level control measurement further comprises:
resetting the total station at the second internal control point;
resetting the core conversion device on the floor to be cast;
determining the approximate position of a third endpoint of a second axis to be determined on the floor to be cast based on the position of a second internal control point;
repositioning the receiving prism at the approximate location of the third endpoint;
aiming the laser emitted by the total station at a third internal control point of the finished floor, and then adjusting the total station to aim the laser at the core conversion device, wherein the core conversion device refracts the laser to the floor to be cast, wherein a connecting line of the second internal control point and the third internal control point forms a second control axis, wherein the first control axis and the second control axis are perpendicular to each other.
3. The construction method of open-hole-free floor level control measurement as claimed in claim 2, wherein the construction method of open-hole-free floor level control measurement further comprises:
adjusting the position of the receiving prism so that the receiving prism is aligned with the laser refracted to the floor to be cast, wherein the position of the laser refracted to the floor to be cast aligned by the receiving prism is the final position of a third end point of a second axis to be determined;
and moving the receiving prism for a distance along the direction of the second control axis, so as to obtain the approximate position of the fourth endpoint of the second axis to be determined.
4. The construction method of open-hole-free floor level control measurement as claimed in claim 3, wherein the construction method of open-hole-free floor level control measurement further comprises:
the position of the receiving prism is adjusted again, so that the receiving prism is aligned with the laser refracted to the floor to be cast again, wherein the position of the laser refracted to the floor to be cast which is aligned with the receiving prism again is the final position of the fourth end point of the second axis to be determined;
and connecting the final position of the third end point and the final position of the fourth end point to obtain a second control axis of the floor to be cast.
5. The construction method for non-perforated floor level control measurement as claimed in claim 4, wherein the core conversion device is clamped at the edge of the floor to be thrown, wherein the core conversion device is located on the first control axis when the first control axis of the floor to be thrown is determined, wherein the core conversion device is located on the second control axis when the second control axis of the floor to be thrown is determined.
6. The construction method of open-hole-free floor level control measurement as claimed in claim 5, wherein the construction method of open-hole-free floor level control measurement further comprises: after the core conversion device is clamped at the edge of the floor to be measured, adjusting the bubbles of the core conversion device to enable the core conversion device to be in a horizontal state.
7. The construction method for open-hole-free floor level control surveying of claim 6, wherein said core translation device comprises a lower prism, wherein adjusting said total station such that a laser is aimed at said core translation device comprises: adjusting the total station such that a laser is aimed at the center of the lower prism of the core conversion device,
the construction method for the open-hole-free floor plane control measurement further comprises the following steps:
rotating the core conversion device to ensure that laser light can be aimed at the center of the lower prism of the core conversion device when the total station is adjusted so that laser light cannot be aimed at the center of the lower prism of the core conversion device.
8. A core conversion arrangement for use in a construction method for open-hole-free floor level control surveying as claimed in any of claims 1-7, characterized in that the core conversion arrangement comprises:
a lower prism and an upper prism for refracting laser light;
the fixture is used for clamping the core conversion device on a floor slab of a floor to be measured;
the fixture is provided with a light through hole which is used as a light path of the laser, and the fixture is further provided with a horizontal bubble.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310107856.8A CN115824176B (en) | 2023-02-14 | 2023-02-14 | Construction method for floor plan control measurement without opening holes |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310107856.8A CN115824176B (en) | 2023-02-14 | 2023-02-14 | Construction method for floor plan control measurement without opening holes |
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| CN115824176B CN115824176B (en) | 2023-05-05 |
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| JP2021059892A (en) * | 2019-10-07 | 2021-04-15 | 戸田建設株式会社 | Reference point replacement system for steel frame construction floor |
| CN114136226A (en) * | 2021-11-05 | 2022-03-04 | 北京建工国际建设工程有限责任公司 | High-precision measuring method for vertical compression deformation of super high-rise building |
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| JP2016121438A (en) * | 2014-12-24 | 2016-07-07 | 戸田建設株式会社 | Automated construction method of steel-frame work, and structure |
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| CN108550316A (en) * | 2016-03-10 | 2018-09-18 | 大连大学 | The laser plummet of high-rise axis projection teaching mode throws survey method |
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