CN206073975U - A kind of level measurement device for column foot - Google Patents

A kind of level measurement device for column foot Download PDF

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Publication number
CN206073975U
CN206073975U CN201621062206.8U CN201621062206U CN206073975U CN 206073975 U CN206073975 U CN 206073975U CN 201621062206 U CN201621062206 U CN 201621062206U CN 206073975 U CN206073975 U CN 206073975U
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China
Prior art keywords
laser
column foot
cross frame
level
mapping plate
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CN201621062206.8U
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Chinese (zh)
Inventor
李平
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Jiangsu Construction Engineering Consulting Co., Ltd.
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JIANGSU JIANKE PROJECT MANAGEMENT Co Ltd
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Abstract

This utility model is related to the survey tool field installed for tower crane for building, a kind of especially level measurement device for column foot, including cross frame maps plate with the first laser generator for being respectively arranged on one offside of cross frame and the first mapping plate, located at another offside second laser generator of cross frame and second;The laser in emission level direction is respectively radiated on the first mapping plate map on plate with second all the time for first laser generator and second laser generator.The structure is by remaining horizontal laser instrument, the junction of column foot and tower crane whether level can accurately be judged, rather than from horizontality is macroscopically seen, its measurement is more accurately and reliably, by using the characteristic of laser, it is capable of the accuracy of more accurate determined level measurement.The distance of inclined angle is amplified by larger distance, so as to be conducive to inclined judgement.Gravity can be utilized, makes generating laser remain level, so as to the accuracy of measurement of improving the standard.

Description

A kind of level measurement device for column foot
Technical field
This utility model is related to the survey tool field installed for tower crane for building, especially a kind of water for column foot Flat measurement apparatus.
Background technology
Tower crane installation needs base component on the ground;Tower body is tower crane body, is also elevated part;Jacking part is Tower crane is raised;Revolution is to maintain what tower crane can be horizontally rotated above the waist;Lifting mechanism for by heavy lift rise Come;Balance arm support is to maintain equalising torque;Elevator boom rack is typically exactly the part of the force of lifting heavy;Dolly is used for installing Assembly pulley and steel cable and suspension hook, and it is stressed directly part;Tower top is certainly used for keeping arm support stress balance;Driver Where room is operation;Luffing is so that dolly is Orbiting.
In the installation process of tower crane, the qualified of column foot becomes most important safety assurance during tower crane use, column foot 1 degree of deflection, also can be worked the mischief using safety to column foot, accordingly, it would be desirable to a kind of device that can measure column foot level in time. Now horizontal calibration often adopts weight, but the space that weight is often taken in vertical direction is larger, is unfavorable for surface water Flat measurement, furthermore, it is necessary to the calibration of long period, is affected larger by wind-force or other factors, volume is larger.
Utility model content
Utility model purpose of the present utility model is:For above-mentioned problem, there is provided a kind of water for column foot Flat measurement apparatus, by remaining horizontal laser instrument, can accurately judge the junction of column foot and tower crane whether level, Rather than from horizontality is macroscopically seen, its measurement more accurately and reliably, by using the characteristic of laser, more accurately can be sentenced The accuracy of disconnected horizontal survey.The distance of inclined angle is amplified by larger distance, so as to be conducive to inclined judgement.Can To utilize gravity, generating laser is made to remain level, so as to the accuracy of measurement of improving the standard.Gathered using the height of laser The characteristics of collection property and stronger propagation distance, horizontal direction transmitting laser is realized, laser instrument is swum on the water surface all the time, so as to Ensure that the level of laser is projected, the simple structure, without the need for calibration, is prevented from impact of the other factors to horizontal alignment, reduces The volume of structure.
The technical solution adopted in the utility model is as follows:
The utility model discloses a kind of level measurement device for column foot, including cross frame and it is respectively arranged on cross The first laser generator of one offside of shape frame and the first mapping plate, located at another offside second laser generator of cross frame and the Two mapping plates;The laser in emission level direction is respectively radiated to first and reflects all the time for first laser generator and second laser generator Penetrate on plate and on the second mapping plate.The structure can accurately judge column foot and tower crane by remaining horizontal laser instrument Junction whether level, rather than from macroscopically seeing horizontality, its measurement more accurately and reliably, by using the spy of laser Property, it is capable of the accuracy of more accurate determined level measurement.The distance of inclined angle is amplified by larger distance, so as to Be conducive to inclined judgement.Gravity can be utilized, make generating laser remain level, it is accurate so as to measurement of improving the standard Property.
Further, on the first mapping plate or the second mapping plate has intersecting horizontal scale and longitudinal scale, work as cross During frame level, laser is irradiated to the point of intersection of horizontal scale and longitudinal scale.By the design of scale, observation can be convenient to inclined Gradient, so as to improve the accuracy of the horizontal survey of structure.
Further, alignment device is respectively arranged with four arm bottoms of cross frame, the lower end of alignment device is used In alignment tower crane in the installation place of column foot.The accuracy that the alignment device effectively can be adjusted, can be to the mount point of tower crane Carry out accurate measurement.
Further, alignment device includes two para-position bars and adjusting lever, and one end of two para-position bars is hinged, the other end It is slidably connected on cross frame respectively;Adjusting lever is articulated with the middle part of two para-position bars, for adjust two para-position bars away from From.The para-position of the structure by way of a para-position, is realized installing column foot the measurement in short supply of electricity, is convenient to column foot in device Amendment, reduces the amendment difficulty of column foot.
Further, the first mapping plate or the second mapping plate are met to the side of laser and have a photic zone, the first mapping plate or the Two mapping backboards have translucent polishing layer to the side of laser, are provided with scale on polishing layer.The structure can be convenient to Laser is projected on mapping plate, is conducive to the observation and inspection of horizontality.
Further, laser generator includes housing, the laser instrument of bar shaped, buoyancy aid, cross connecting rod, lateral rotation bar, longitudinal direction The Packed cavity of tool in rotating bar and fixture, housing, built with transparency liquid, buoyancy aid is wrapped in outside laser instrument simultaneously cavity Laser level is made to float on liquid level;Lateral rotation bar one end is hinged the center of gravity of laser instrument, opposite side and is hinged cross connecting rod, makes Lateral rotation bar can be around cross connecting rod lateral rotation;The one end for longitudinally rotating bar is hinged cross connecting rod, the other end and is hinged fixture, Make to longitudinally rotate bar and can longitudinally rotate around fixture, fixture is fixedly connected with the diapire of housing, the laser produced by laser instrument Through housing, level is projected all the time.The design of the structure, using the buoyancy of liquid, makes laser instrument be swum on the water surface all the time, from And ensureing that the level of laser is projected, the use of its structure is simple, and without the need for calibration, good airproof performance is prevented from other factors to water The impact of flat calibration, reduces the volume of structure.
Further, housing is in strip, and housing bottom is provided with three foot stabilizations, arranges glass in the laser emitting side of housing Glass layer, on housing, position corresponding with the glassy layer is provided with through hole, and glassy layer is covered and seals the through hole;It is provided with housing For controlling the controller of laser intensity, the supply lines of laser instrument is brought out from the position of the corresponding housing of laser instrument center of gravity line And be electrically connected with the controller, laser instrument is located at the 70-80% that subsurface part accounts for laser instrument volume, the laser output of laser instrument Mouth is located under liquid level;In lateral rotation bar, longitudinally rotate and be separately provided for offsetting the floating of its gravity in bar or cross connecting rod Bar;The 65-80% of the volume station cavity volume of transparency liquid, the denseness of transparency liquid is 3-7 centipoises.Liquid can be effectively improved The effectiveness of transfer laser in medium, can reduce impact of the liquid flowing to laser water Pingdu, can reduce the flowing of liquid Property, improve the speed that laser instrument is up to the standard.
Further, map plate and there is intersecting horizontal scale and longitudinal scale, when cross frame level, laser is irradiated to Laterally scale and the point of intersection of longitudinal scale, are respectively arranged with alignment device, alignment device in four arm bottoms of cross frame Lower end be used for be directed at tower crane in the installation place of column foot, alignment device includes two para-position bars and adjusting lever, two para-positions One end of bar is hinged, the other end is slidably connected on cross frame respectively;Adjusting lever is articulated with the middle part of two para-position bars, For adjusting the distance of two para-position bars, the first mapping plate or the second mapping plate are met to the side of laser and have a photic zone, and first Mapping plate or the second mapping backboard have translucent polishing layer to the side of laser, are provided with scale on polishing layer.The structure Measurement can be convenient to, using simple and reliable, it is only necessary to open laser instrument, when laser is up to the standard with liquid level, be directly seen Laser position is examined, using simple, without the need for training.
Further, its measuring method is:
Step 1:Alignment device below four arms of cross frame is adjusted to contour, then, adjusts alignment device Relative position makes the lower end aligned column foot of alignment device and the position to be connected of tower crane;
Step 2:Whether four alignment device bottoms of observation contact column foot, so as to judge the smooth of column foot face to be connected;
Step 3:Open first laser generator and second laser generator, laser level is irradiated to the first mapping plate and the On two mapping plates;The horizontality in position judgment column foot face of the observation laser on mapping plate.The structure.
The structure, method are measured by four points to tower crane fixed position, so as to ensure the safety of tower crane installation Reliability, can effectively ensure that the safety of equipment, can effectively improve the availability and ease of use of device, and reducing should The use difficulty of structure.
Further, the liquid is made up of the material of following weight portion:6 parts of emulsified waxes slurry, 17 parts of Lauxites, 6 parts Sodium thiosulfate, 6 parts of polyvinyl alcohol, 4 parts of acetic acid, 16 parts of hide glues, 13 parts of emulsifying agents, 8 parts of propanoic acid alcohol, 14 parts of sodium hydroxide, 22 Part polyacrylamide, 7 parts of butadiene rubbers, 8 parts of pine tars, 12 parts of microwaxes, 9 parts of stearic acid, appropriate amount of deionized water.
The liquid of the composition, the transparency are high, and toughness is good, reduce liquid and are fluctuated by external force effect, are reducing liquid flow In the case of dynamic property, the speed that liquid recovers level is improved, improve laser instrument and automatically adjust speed.
In sum, as a result of above-mentioned technical proposal, the beneficial effects of the utility model are:
1., by remaining horizontal laser instrument, the junction of column foot and tower crane whether level accurately can be judged, Rather than from horizontality is macroscopically seen, its measurement more accurately and reliably, by using the characteristic of laser, more accurately can be sentenced The accuracy of disconnected horizontal survey.
2. the distance of inclined angle is amplified by larger distance, so as to be conducive to inclined judgement.Can be using weight Power, makes generating laser remain level, so as to the accuracy of measurement of improving the standard.
3. using the high aggregation and stronger propagation distance of laser the characteristics of, horizontal direction transmitting laser is realized, is made Laser instrument is swum on the water surface all the time, and so as to the level for ensureing laser is projected, the simple structure, without the need for calibration, is prevented from which His impact of the factor to horizontal alignment, reduces the volume of structure.
Description of the drawings
This utility model will be illustrated by example and with reference to the appended drawing, wherein:
Fig. 1 is the top view of the level measurement device for column foot;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the structure chart of laser generator.
Reference:1- housings, 2- laser instrument, 3- cross connecting rods, 4- lateral rotation bars, 5- longitudinally rotate bar, and 6- is fixed Part, 7- cross framves, 8- alignment devices, the mapping plates of 9- first, the mapping plates of 10- second(10), 11- second laser generators (11).
Specific embodiment
Embodiment 1
As shown in figure 1, of the present utility model the utility model discloses a kind of level measurement device for column foot, which is special Levy and be, map plate 9, set with the first laser generator for being respectively arranged on 7 one offside of cross frame and first including cross frame 7 In 7 another offside second laser generator 11 of cross frame and the second mapping plate 10;First laser generator and second laser are sent out All the time the laser in emission level direction is respectively radiated on the first mapping plate 9 map on plate 10 with second raw device 11.
On first mapping plate 9 or the second mapping plate 10 has intersecting horizontal scale and longitudinal scale, when 7 water of cross frame At ordinary times, laser is irradiated to the point of intersection of horizontal scale and longitudinal scale.By the design of scale, can be convenient to observe deflection Amount, so as to improve the accuracy of the horizontal survey of structure.
Alignment device 8 is respectively arranged with four arm bottoms of cross frame 7, the lower end of alignment device 8 is for right Quasi- tower crane is in the installation place of column foot.Alignment device 8 includes two para-position bars and adjusting lever, and one end of two para-position bars is mutually cut with scissors Connect, the other end is slidably connected on cross frame 7 respectively;Adjusting lever is articulated with the middle part of two para-position bars, for adjusting two The distance of para-position bar.
First mapping plate 9 or the second mapping plate 10 are met to the side of laser has photic zone, and the first mapping plate 9 or the second reflects The side for penetrating the dorsad laser of plate 10 has translucent polishing layer, is provided with scale on polishing layer.
Laser generator includes the laser instrument 2, buoyancy aid of housing 1, bar shaped, cross connecting rod 3, lateral rotation bar 4, longitudinally rotates Bar 5, and fixture 6, the Packed cavity of tool in housing 1, built with transparency liquid, it is outer simultaneously that buoyancy aid is wrapped in laser instrument 2 to cavity 2 level of laser instrument is made to float on liquid level;4 one end of lateral rotation bar is hinged the center of gravity of laser instrument 2, opposite side and is hinged cross connecting rod 3, make the lateral rotation bar 4 can be around 3 lateral rotation of cross connecting rod;The one end for longitudinally rotating bar 5 is hinged cross connecting rod 3, other end hinge Fixture 6 is connect, is made to longitudinally rotate bar 5 and can be longitudinally rotated around fixture 6, fixture 6 is fixedly connected with the diapire of housing 1, laser Through housing 1, level is projected laser produced by device 2 all the time.
Housing 1 is in strip, and 1 bottom of housing is provided with three foot stabilizations, arranges glass in the laser emitting side of housing 1 Layer, on housing 1, position corresponding with the glassy layer is provided with through hole, and glassy layer is covered and seals the through hole;It is provided with housing 1 For controlling the controller of laser intensity, the supply lines of laser instrument 2 is from quilt at the position of the corresponding housing of 2 center of gravity line of laser instrument 1 Draw and be electrically connected with the controller, laser instrument 2 is located at subsurface part and accounts for the 70-80% of 2 volume of laser instrument, laser instrument 2 swashs Light output mouth is located under liquid level;Lateral rotation bar 4, longitudinally rotate bar 5, or cross connecting rod 3 on be separately provided for offset The floating bar of its gravity;The 65-80% of the volume station cavity volume of transparency liquid, the denseness of transparency liquid is 3-7 centipoises.
Embodiment 2
Based on the level measurement device of embodiment 1, its measuring method is:
Step 1:Alignment device 8 below four arms of cross frame 7 is adjusted to it is contour, then, adjust alignment device 8 Relative position make the lower end aligned column foot of alignment device 8 and the position to be connected of tower crane;
Step 2:Whether four 8 bottoms of alignment device of observation contact column foot, so as to judge the smooth of column foot face to be connected;
Step 3:First laser generator and second laser generator 11 are opened, laser level is irradiated to the first mapping plate 9 On the second mapping plate 10;The horizontality in position judgment column foot face of the observation laser on mapping plate.The structure.
The structure, method are measured by four points to tower crane fixed position, so as to ensure the safety of tower crane installation Reliability, can effectively ensure that the safety of equipment, can effectively improve the availability and ease of use of device, and reducing should The use difficulty of structure.
Embodiment 3
Based on the level measurement device of embodiment 1, liquid is made up of the material of following weight portion:6 parts of emulsified waxes slurry, 17 Part Lauxite, 6 parts of sodium thiosulfate, 6 parts of polyvinyl alcohol, 4 parts of acetic acid, 16 parts of hide glues, 13 parts of emulsifying agents, 8 parts of propanoic acid alcohol, 14 Part sodium hydroxide, 22 parts of polyacrylamides, 7 parts of butadiene rubbers, 8 parts of pine tars, 12 parts of microwaxes, 9 parts of stearic acid, go in right amount from Sub- water.

Claims (5)

1. a kind of level measurement device for column foot, it is characterised in that including cross frame(7)Be respectively arranged on cross frame (7)The first laser generator of one offside and the first mapping plate(9), located at cross frame(7)Another offside second laser occurs Device(11)With the second mapping plate(10);First laser generator and second laser generator(11)All the time emission level direction is sharp Light is respectively radiated to the first mapping plate(9)Upper and the second mapping plate(10)On.
2. the level measurement device of column foot is used for as claimed in claim 1, it is characterised in that the first mapping plate(9)It is upper or the Two mapping plates(10)With intersecting horizontal scale and longitudinal scale, when cross frame(7)During level, laser is irradiated to laterally quarter The point of intersection of degree and longitudinal scale.
3. the level measurement device of column foot is used for as claimed in claim 1, it is characterised in that in cross frame(7)Four Arm bottom is respectively arranged with alignment device(8), alignment device(8)Lower end be used for be directed at tower crane in the installation place of column foot.
4. the level measurement device of column foot is used for as claimed in claim 3, it is characterised in that alignment device(8)Including two Para-position bar and adjusting lever, one end of two para-position bars is hinged, the other end is slidably connected to cross frame respectively(7)On;Adjust Whole bar is articulated with the middle part of two para-position bars, for adjusting the distance of two para-position bars.
5. the level measurement device of column foot is used for as claimed in claim 1, it is characterised in that the first mapping plate(9)Or second Mapping plate(10)Meet to the side of laser and there is photic zone, the first mapping plate(9)Or second mapping plate(10)Dorsad the one of laser Side has translucent polishing layer, is provided with scale on polishing layer.
CN201621062206.8U 2016-09-19 2016-09-19 A kind of level measurement device for column foot Active CN206073975U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621062206.8U CN206073975U (en) 2016-09-19 2016-09-19 A kind of level measurement device for column foot

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Application Number Priority Date Filing Date Title
CN201621062206.8U CN206073975U (en) 2016-09-19 2016-09-19 A kind of level measurement device for column foot

Publications (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106352851A (en) * 2016-09-19 2017-01-25 成都九十度工业产品设计有限公司 Level measurement device for tower footings

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106352851A (en) * 2016-09-19 2017-01-25 成都九十度工业产品设计有限公司 Level measurement device for tower footings

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Address after: 210019 14, 1415, 06 East Street, Jialing River, Jianye District, Nanjing, Jiangsu, China 1415

Patentee after: Jiangsu Construction Engineering Consulting Co., Ltd.

Address before: 210019 13-14, 06, 18 East Street, Jialing River, Jianye District, Nanjing, Jiangsu.

Patentee before: Jiangsu Jianke Project Management Co., Ltd.