CN2802444Y - Automatic leveling laser level station meter - Google Patents

Automatic leveling laser level station meter Download PDF

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Publication number
CN2802444Y
CN2802444Y CN 200520100735 CN200520100735U CN2802444Y CN 2802444 Y CN2802444 Y CN 2802444Y CN 200520100735 CN200520100735 CN 200520100735 CN 200520100735 U CN200520100735 U CN 200520100735U CN 2802444 Y CN2802444 Y CN 2802444Y
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Prior art keywords
laser
laser beam
self leveling
generating device
station meter
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Expired - Fee Related
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CN 200520100735
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Chinese (zh)
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周培银
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Individual
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Individual
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Abstract

The utility model relates to an automatic leveling universal laser level station meter, which comprises an automatic leveling mechanism which is composed of a laser beam generation device, a universal joint and a weight dropper, wherein the automatic leveling mechanism is arranged in a casing, the automatic leveling mechanism causes a laser beam generation device to be automatically kept in a horizontal state, a power supply is arranged in the casing, the inner part of the casing is provided with cylindrical lenses which are matched with the laser beam generation device and the laser beam generation device can generate at least two laser beams in the same horizontal surface. The cylindrical lenses which can cause the laser beams to be converted to horizontally connected laser lines are arranged on laser beam propagation paths. Because the laser beam generation device can generate a plurality of laser beams in the same horizontal surface, after the laser beams are refracted, a plurality of laser lines can be obtained, the laser lines are connected and horizontal laser lines with large angles can be obtained. Accordingly, the utility model can realize the horizontal reference operation in a large range.

Description

A kind of laser level station meter of self leveling
Technical field:
The utility model relates to a kind of laser level station meter of self leveling.
Background technology:
Horizontal reference or vertical reference all need be determined in building, decoration and equipment installing area in operation process.Traditional horizontal reference obtains by surveyor's staff or plastic water pipe, and vertical reference is often by drawing the weight line to obtain, but all there is the defective that precision is not high, operating efficiency is low in these methods.
In recent years, along with progress of science and technology and development, the production cost of lower powered red visible laser was significantly reduced, and therefore made this class laser instrument become possibility in the universal use of civil area.But Chinese patent 00267853.5 discloses a kind of self leveling and generation level, has vertically reached the laser datum instrument of cross curve.But the horizontal datum angle that this device forms is less, thus in operation when need make the horizontal reference of wide-angle, just the rotary apparatus that must not stop is with the horizontal datum of acquisition all angles position, this has brought very big inconvenience to the operator.
Secondly, the self leveling correcting system that this device adopts mainly contains interior ring, outer shroud, bearing pin and weight and constitutes, pin-and-hole on its inner and outer rings has constituted two orthogonal sliding bearing pairs with two bearing pins respectively, though the sliding bearing pair of this two-freedom improves to some extent on precision than ball formula universal joint, but still can't satisfy requirement more and more higher in the modern operation to reference precision.Moreover the self leveling system undamped arrestment mechanism of this device just can make the laser-based directrix stop to rock in the reasonable time of must waiting for quietly after instrument is moved like this, influence the operating efficiency of operation.
Existing scanner can obtain the annular horizontal datums of 360 degree, but scanner can't self leveling, whenever moves a position and just must carry out horizontal adjustment one time to air level again, therefore can't make the higher work efficiency of levelling operation acquisition.
Summary of the invention:
The purpose of this utility model is: a kind of laser level station meter that can produce wide-angle horizontal laser light datum line automatically is provided.The utility model is achieved through the following technical solutions:
A kind of universal laser level station meter of self leveling comprises: be provided with laser beam generating device in the housing, the self leveling mechanism that universal joint and weight are formed, self leveling mechanism makes laser beam generating device keep horizontality automatically, be provided with power supply in the housing, be provided with the cylindrical lens that matches with laser beam generating device in the housing.Described laser beam generating device is a kind of laser beam generating device that can produce at least two laser beams in same surface level; On each bar laser beam travel path, be provided with the cylindrical lens of the laser rays that the level that laser beam can be converted to joins.Because laser beam generating device can produce the multi-stripe laser light beam in same surface level, after the cylindrical lens refraction, can obtain the multi-stripe laser line, each laser rays links to each other can obtain wide-angle horizontal laser light line, thereby makes the utility model can realize large-scale horizontal reference operation.
In the utility model, described laser beam generating device is the laser beam generating device that can produce three laser beams in same surface level, it after the refraction of cylindrical lens, can obtain three end to end laser rays, so can produce 360 ° of loop laser lines.
In the utility model, described laser beam generating device can be: the laser instrument of an energy emission level collimated laser beam and two sides spectroscope, first spectroscope places on the travel path of the horizontal laser light light beam that laser instrument produces, and second spectroscope places on the travel path of reflection that first spectroscope produce or transmission laser light beam.This laser beam generating device has that cost is low, the advantage of reliable operation.
Certainly, laser beam generating device of the present utility model also can be: three laser instruments that can send the laser beam that is positioned at same surface level.This laser beam generating device is simple in structure, can realize goal of the invention of the present utility model equally.
In the utility model, be provided with a laser rays generator that can outwards throw vertical laser rays at least in the described self leveling mechanism.Make and the utlity model has the function of determining vertical reference.
In the utility model, two rotary pairs of described universal joint are made of a miniature bearing respectively, and the axis of rotation of two rolling bearings is vertical mutually.It can reduce the processing request and the manufacturing cost of universal joint, improves the universal joint functional reliability.
In the utility model, be fixed with damping fin on the described heavy bell, and damping fin is between two blocks of magnet.It can make self leveling mechanism locate fast, improves service efficiency.
In the utility model, described base has the chassis, and the chassis is provided with the adjusting knob that can regulate chassis and terrain slope angle.The utility model can be used in the bigger occasion of the terrain slope gradient.
In the utility model, be rotationally connected between described housing and chassis.Be convenient to the positioning operation of vertical datum line.
In the utility model, described base is provided with lock banking stop.It can prevent instrument in transportation and the collision of weight and housing generation in moving, to avoid damaging the accuracy of instrument.
In the utility model, described heavy bell is provided with cushion collar, and cushion collar is provided with spacing ring.It can make the utility model work more reliable.
Description of drawings:
Fig. 1 is the utility model embodiment 1 diagrammatic cross-section.
Fig. 2 is the vertical view after the utility model embodiment 1 removes housing.
Fig. 3 is the A-A cut-open view of Fig. 1.
Fig. 4 is the inside D structure synoptic diagram after the utility model embodiment 1 removes housing.
Fig. 5 is the utility model embodiment 2 diagrammatic cross-sections.
Fig. 6 is the vertical view after the utility model embodiment 2 removes housing.
Fig. 7 is the A-A cut-open view of Fig. 5.
Fig. 8 is the inside D structure synoptic diagram after the utility model embodiment 2 removes housing.
Fig. 9 is a kind of laser instrument of the present utility model.
Figure 10 is a kind of laser rays generator of the present utility model.
Embodiment:
In conjunction with Fig. 1; Fig. 2; Fig. 3; shown in Figure 4: the laser level station meter of the self leveling of present embodiment comprises: battery pushes 1; battery 2; battery case 3; substrate 4; housing 5; laser instrument 6; internal support 7; spectroscope 8; miniature bearing 9; universal shaft bearing 10; short thread axle 11; laser rays generator 12; vertical line laser bench 13; spectroscope base 14; cylinder microscope base 15; cylindrical lens 16; suspension rod 17; micrometer adjusting screw 18; weight 19; damping fin 20; magnet 21; magnet frame 22; adjusting knob 23; chassis 24; protective sleeve 25; base 26; axle sleeve 27; bottom 28; cushion collar 29; spacing ring 30; long thread spindle 31; external support 32; lock banking stop 33; push button 34; external support pad 35; microswitch 36.
Below in conjunction with accompanying drawing structure of the present utility model is further described:
Laser instrument 6 by screw retention on substrate 4, can emission level laser beam.Two spectroscope bases 14 on the relevant position of substrate 4, wherein are fixed with spectroscope 8 on the spectroscope base 14 by screw retention.The horizontal laser beam that laser instrument 6 produces becomes 60 ° of angles with first spectroscope, and first spectroscope is converted into a transmission laser bundle and a reflection lasering beam with the horizontal laser beam of incident.Wherein, reflection lasering beam also becomes 60 ° of angles with second spectroscope, and second spectroscope is converted into a new transmission laser bundle and a reflection lasering beam once more with this reflection lasering beam of incident.Therefore, the single beam laser bundle that is produced by laser instrument 6 is converted into the horizontal laser beam that three beams is mutually 120 ° of angle outgoing behind two sides spectroscope 8.Three cylinder microscope bases 15, and lay respectively on the travel path of above-mentioned three laser beam at substrate 4 by screw retention.Wherein be fixed with optical cylindrical lens 16 on the cylinder microscope base 15, cylindrical lens 16 is converted to laser beam on the horizontal laser light line of fan-shaped emission.Article three, the horizontal laser light line of fan-shaped emission is mutually 120 ° of angles, can join end to end after the dispersing of certain distance, thereby obtain one 360 ° laser level datum line.Certainly, present embodiment also can adopt a spectroscope, obtains roughly 180 °-320 ° laser level datum line.
Be to increase functions of use, can be on internal support 7 one group of laser rays generator 12 that is vertical layout of additional fastening at least, make it on object, to project at least one vertical laser-based directrix.Preferred case of the present utility model is fixed with two vertical laser bench 13 on internal support 7, be fixed with laser rays generator 12 on the wherein vertical laser bench 13, and the axis of dual-laser line generator 12 is 90 ° of angles, can outwards throw the vertical laser rays by quadrature.Above-mentioned internal support 7 passes through screw retention together with substrate 4, becomes as a whole.
Be fixed with two miniature bearings 9 on the universal shaft bearing 10, miniature bearing go to upper and lower arrange and two axial lines vertical mutually, constituted a universal joint with two-freedom thus.Internal support 7 links by short thread axle 11 and the miniature bearing that is fixed on universal shaft bearing 10 bottoms, and the miniature bearing that is fixed on universal shaft bearing 10 tops links with external support 32 by long thread spindle 31.External support 32 is fixed on the base 26 by external support pad 35.Be fixed with two orthogonal micrometer adjusting screws 18 on the suspension rod 17, on the bottom surface of substrate 4, there is weight 19 lower surface by screw retention by screw retention in its upper surface.Below constituted a kind of self leveling system that adopts the gravitational equilibrium compensation jointly, laser rays generation systems on the substrate 4 and the laser rays generator 12 on the internal support 7 can project the fan-shaped laser rays that is level and vertical state after proofreading and correct through dispatching from the factory automatically.
Magnet frame 22 on base 26, is fixed with two blocks of magnet 21 by screw retention on it.Damping fin 20 on weight 19, and is positioned at the centre of two blocks of magnet 21 by screw retention, and when weight 19 swings, damping fin 20 can make Anping system static rapidly by cutting magnetic line.
Housing 5 on base 26, is equipped with battery case 3 by screw retention on it, battery pushes and 1 is fastened on the battery case 3, battery 2 place battery push 1 and battery case 3 between.Housing 5 has window at each laser rays light-emitting window place, so that laser rays can be projected to the outside of housing 5.
Lock banking stop 33 is fixed on the base 26 by threaded, and can rotate around threaded, wherein also is fixed with push button 34 on the lock banking stop 33.Have a window in the bottom of housing 5, two grooves that match with the boss of push button 34 are arranged on it, can make lock banking stop 33 be parked on locking or duty.The bottom of weight 19 is fixed with cushion collar 29, when lock banking stop 33 is parked on lockup state, can compresses cushion collar 29 and weight 19 can not be freely swung; When lock banking stop 33 is in running order, can make weight 19 swing that affranchises.On base 26, be fixed with one can with the microswitch 36 of lock banking stop 33 interlock, when lock banking stop 33 is in lockup state, can cut off instrument power source; And when lock banking stop 33 is in running order, the power supply that can recover instrument again, thus instrument is projected be the fan-shaped laser rays of level and vertical emission behind self leveling.Be to prolong powered battery, increase more than one switch more also can for the utility model, whether with the work of controlling the laser rays generator respectively.
Axle sleeve 27 places in the center pit on chassis 24, and its upper surface is fixed together by screw and base 26, and free gyration is done on chassis 24 relatively.Be fixed with a spacing ring 30 on the cylindrical of cushion collar 29, its lower end is arranged in the endoporus of axle sleeve 27, when the instrument spacing ring 30 that tilts when excessive contacts with the endoporus of axle sleeve 27 and produces a control signal, and cut off the electricity supply, the laser rays generator is quit work by operation circuit.
Bottom 28 on the bottom surface on chassis 24, has internal thread by screw retention on it, can with the supporting use of tripod.The external thread rotary of adjusting knob 23 is combined in the threaded hole on chassis 24, can regulate the angle of inclination on chassis 24 and ground, and its bottom is fixed with a protective sleeve 25.
In conjunction with Fig. 5, Fig. 6, Fig. 7, shown in Figure 8: provided another embodiment of the present utility model.In the present embodiment, laser beam generating device is: three laser instruments 6 that can send the laser beam that is positioned at same surface level.All the other are identical with embodiment 1, and it can finish goal of the invention of the present utility model equally.
Fig. 9 has provided a kind of laser instrument of the present utility model, and it is made of laser tube driver circuit plate 37, laser diode 38, laser tube mount pad 39, laser alignment mirror 40, collimation microscope base 41.Laser diode 38 is fixed on the afterbody of laser tube mount pad 39, and its three pins are welded on the laser tube driver circuit plate 37.Laser alignment mirror 40 is fixed in the collimation microscope base 41, and collimation microscope base 41 is provided with screw thread, the gathering that can collimate to the pointolite of laser diode 38 emission, and produce the visible laser of a horizontal infection.
Figure 10 is a kind of laser rays generator of the present utility model, and it is made of laser instrument 6, cylinder microscope base 15, cylindrical lens 16.Cylindrical lens 16 is fixed on the head of laser instrument 6 by cylinder microscope base 15, and the collimated laser beam that laser instrument 6 produces is converted into the laser rays of fan shooting.

Claims (10)

1. the laser level station meter of a self leveling comprises: be provided with laser beam generating device in the housing, the self leveling mechanism that universal joint and weight are formed, self leveling mechanism makes laser beam generating device keep horizontality automatically, be provided with power supply in the housing, be provided with the cylindrical lens that matches with laser beam generating device in the housing; It is characterized in that: described laser beam generating device is a kind of laser beam generating device that can produce at least two laser beams in same surface level; On each bar laser beam travel path, be provided with the cylindrical lens that laser beam is converted to the laser rays that level joins.
2. the laser level station meter of a kind of self leveling according to claim 1, it is characterized in that: described laser beam generating device is the laser beam generating device that can produce three laser beams in same surface level, and the travel path of three laser rays is mutually 120 ° of angles.
3. the laser level station meter of a kind of self leveling according to claim 1, it is characterized in that: described laser beam generating device comprises: the laser instrument of an energy emission level collimated laser beam and two sides spectroscope, first spectroscope places on the travel path of the horizontal laser light light beam that laser instrument produces, and second spectroscope places on the travel path of reflection that first spectroscope produce or transmission laser light beam.
4. the laser level station meter of a kind of self leveling according to claim 1, it is characterized in that: described laser beam generating device comprises three laser instruments that can send the laser beam that is positioned at same surface level.
5. according to the laser level station meter of claim 1,2,3,4 one of them described a kind of self leveling, it is characterized in that: described self leveling mechanism is provided with the laser rays generator that can outwards throw vertical laser rays.
6. according to the laser level station meter of claim 1,2,3,4 one of them described a kind of self leveling, it is characterized in that: two rotary pairs of described universal joint are made of a miniature bearing respectively, and the axis of rotation of two rolling bearings is vertical mutually.
7. according to the laser level station meter of claim 1,2,3,4 one of them described a kind of self leveling, it is characterized in that: be fixed with damping fin on the described heavy bell, and damping fin is between two blocks of magnet.
8, according to the laser level station meter of claim 1,2,3,4 one of them described a kind of self leveling, it is characterized in that: described housing has the chassis, and the chassis is provided with the adjusting knob that can regulate chassis and terrain slope angle.
9. according to the laser level station meter of claim 1,2,3,4 one of them described a kind of self leveling, it is characterized in that: be rotationally connected between described housing and chassis.
10. according to the laser level station meter of claim 1,2,3,4 one of them described a kind of self leveling, it is characterized in that: be provided with lock banking stop in the described housing.
CN 200520100735 2005-02-27 2005-02-27 Automatic leveling laser level station meter Expired - Fee Related CN2802444Y (en)

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Application Number Priority Date Filing Date Title
CN 200520100735 CN2802444Y (en) 2005-02-27 2005-02-27 Automatic leveling laser level station meter

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Application Number Priority Date Filing Date Title
CN 200520100735 CN2802444Y (en) 2005-02-27 2005-02-27 Automatic leveling laser level station meter

Publications (1)

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CN2802444Y true CN2802444Y (en) 2006-08-02

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101726289A (en) * 2009-12-23 2010-06-09 王鹏飞 Leveling instrument for rapidly and automatically leveling
CN103308037A (en) * 2013-05-22 2013-09-18 淄博矿业集团有限责任公司许厂煤矿 Vertical laser alignment device
CN105300356A (en) * 2015-10-05 2016-02-03 冼日声 Three-dimensional leveling instrument for wall ground
CN105952245A (en) * 2016-06-21 2016-09-21 国网江苏省电力公司扬州供电公司 Locking device for counter weight in pole calibrating instrument
WO2019153377A1 (en) * 2018-02-07 2019-08-15 东莞欧达电子有限公司 Laser level tester not requiring physical adjustment, and assembling and processing method therefor
CN117405089A (en) * 2023-12-15 2024-01-16 天津市计量监督检测科学研究院电子仪表实验所 Laser level automatic correction instrument with calibration function

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101726289A (en) * 2009-12-23 2010-06-09 王鹏飞 Leveling instrument for rapidly and automatically leveling
CN101726289B (en) * 2009-12-23 2013-07-24 王鹏飞 Leveling instrument for rapidly and automatically leveling
CN103308037A (en) * 2013-05-22 2013-09-18 淄博矿业集团有限责任公司许厂煤矿 Vertical laser alignment device
CN103308037B (en) * 2013-05-22 2015-08-12 淄博矿业集团有限责任公司许厂煤矿 Vertical laser alignment device
CN105300356A (en) * 2015-10-05 2016-02-03 冼日声 Three-dimensional leveling instrument for wall ground
CN105300356B (en) * 2015-10-05 2023-09-19 冼日声 Wall and ground three-dimensional level
CN105952245A (en) * 2016-06-21 2016-09-21 国网江苏省电力公司扬州供电公司 Locking device for counter weight in pole calibrating instrument
CN105952245B (en) * 2016-06-21 2018-07-20 国网江苏省电力公司扬州供电公司 The locking system of weight in a kind of school bar instrument
WO2019153377A1 (en) * 2018-02-07 2019-08-15 东莞欧达电子有限公司 Laser level tester not requiring physical adjustment, and assembling and processing method therefor
CN117405089A (en) * 2023-12-15 2024-01-16 天津市计量监督检测科学研究院电子仪表实验所 Laser level automatic correction instrument with calibration function
CN117405089B (en) * 2023-12-15 2024-02-20 天津市计量监督检测科学研究院电子仪表实验所 Laser level automatic correction instrument with calibration function

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C19 Lapse of patent right due to non-payment of the annual fee
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