CN104713531A - Graduated adjustable support for automatic laser level - Google Patents

Graduated adjustable support for automatic laser level Download PDF

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Publication number
CN104713531A
CN104713531A CN201510104064.0A CN201510104064A CN104713531A CN 104713531 A CN104713531 A CN 104713531A CN 201510104064 A CN201510104064 A CN 201510104064A CN 104713531 A CN104713531 A CN 104713531A
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CN
China
Prior art keywords
bar
scale
expansion link
vertical rod
working barrel
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Granted
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CN201510104064.0A
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Chinese (zh)
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CN104713531B (en
Inventor
熊文
刘利勋
王爱勋
李文祥
胡宝明
杜峰
吝曼卿
夏文才
吝攀
廖璐璐
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Wuhan Construction Engineering Co Ltd
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Wuhan Construction Engineering Co Ltd
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Publication of CN104713531A publication Critical patent/CN104713531A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C15/00Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
    • G01C15/002Active optical surveying means
    • G01C15/004Reference lines, planes or sectors

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The invention discloses a graduated adjustable support for an automatic laser level. The graduated adjustable support comprises a hollow vertical rod, a support frame, a telescopic rod, a working barrel and a connecting disc, wherein the side edge of the connecting disc is connected with the hinged connectors of the support frame through hinge bolts; the working barrel and the vertical rod are respectively fixed in the centers on the upper and lower end surfaces of the connecting disc; the automatic laser level is connected with the upper end of the telescopic rod through threads; the lower end of the telescopic rod penetrates through the upper end opening of the working barrel, and slides in the vertical rod; a clamp nut which can be screwed to compress the telescopic rod is arranged on the side wall of the working barrel; a bubble level and a scale reading window are arranged on the working barrel; scale reading baselines are arranged on two sides of the scale reading window; the telescopic rod comprises a graduated scale rod, a telescopic middle rod and an end rod. When the graduated adjustable support is in use, any elevation, with a precision degree of 1 mm and within a range of 1.2-4.2 m, can be provided; the graduated adjustable support is simple to operate, convenient to use and reliable in precision; not only the working efficiency is improved, but also the construction quality is guaranteed. Therefore, the practicability of the graduated adjustable support is very high.

Description

A kind of self leveling laser level adjustable support with a scale
Technical field
The present invention relates to a kind of surveying instrument support, be specifically related to a kind of self leveling laser level with a scale (hereinafter referred laser level) adjustable support, in use, accurate high process control within the scope of 1.2-4.2m can be provided.
Background technology
In the ceiling of indoor decorating project or metope moulding construction, laser level is absolutely necessary surveying instrument.About current existing laser level matched bracket generally only has 1m height, and there is no the function of automatic measuring height, only provide horizontal datum.In daily fitment process, during the maximum elevation that can provide higher than existing matched bracket as desired level datum line, according to way traditional at present, the general the following two kinds mode that adopts solves:
The first: is in conjunction with laser level matched bracket, eject horizontal control lines (in support usable range any elevation) on the wall, horizontal control lines height off the ground h1 is measured again with tape measure, then desired level datum line height h2 is utilized to deduct horizontal control lines height off the ground h1, thus calculate the discrepancy in elevation Δ h of two lines, finally utilize tape measure upwards to draw Δ h height according to horizontal control lines, desired level datum line can be drawn.
The second: according to the height of desired level datum line, utilizes tape measure to measure position on the wall, then adopts in corresponding position plank sheathing to make a fixing chain-wales, places laser level specially.
Following drawback is all there is according to above two kinds of traditional modes of operation:
(1) when adopting horizontal control lines up to draw horizontal datum mode, there is the hidden danger causing error in gage aspect, tape measure is used for twice to cause cumulative errors, besides during twice gage, tape measure must can guarantee precision with horizontal control lines Vertical Square, but scene is only difficult to reach necessary requirement with naked eyes.
(2) adopt when wall installing fixing chain-wales mode, there is the possibility that gage aspect causes error equally, as tape measure when measuring with ground out of plumb, just there is error unavoidably in measuring height.
(3) when adopting above-mentioned two kinds of modes, as horizontal datum need to adjust up and down time, comparatively loaded down with trivial details, and operation on also easily produce error.
The adjustable-height laser level support that the present invention adopts precision higher, effectively solves the problems referred to above that existing method exists.This support can regulate desired height arbitrarily within the scope of 1.2-4.2m elevation, and adjustment vertical accuracy is 1mm, and simple to operate, easy to use, precision is reliable.
Summary of the invention
The object of the invention is the problems referred to above existed for existing method, a kind of self leveling laser level adjustable support with a scale is provided, simple to operate, easy to use, precision is reliable, can solve in indoor decorating furred ceiling or metope moulding construction, adopt the complex operation that traditional approach exists, measuring accuracy is difficult to drawbacks such as being guaranteed.
The present invention within the scope of 1.2-4.2m elevation, highly can regulate as required, and elevation degree of accuracy can be controlled to 1mm, easy to use, and precision is reliable, effectively can improve operating efficiency, and construction quality also can be protected simultaneously.
Above-mentioned purpose of the present invention is achieved through the following technical solutions:
A kind of self leveling laser level adjustable support with a scale, comprise pedestal, bracing frame and expansion link, described pedestal comprises the vertical rod of hollow, working barrel and terminal pad, the side of described terminal pad is along being provided with hinged groove, the termination of bracing frame is the head that is articulated and connected, head and the hinged groove of being articulated and connected is tied by hinge and connects, terminal pad upper, center, lower surface is fixedly connected with working barrel and vertical rod respectively, the center of terminal pad is provided with center pit, working barrel, terminal pad and vertical rod coaxial, the upper end of expansion link is provided with the screw thread connecting spirit-leveling instrument, working barrel upper port is passed at vertical rod internal slide in the lower end of expansion link, the outer wall bottom of expansion link is provided with the target seeker of outwardly convex, vertical rod and working barrel inwall are equipped with the guide groove slided for target seeker, the sidewall of working barrel is provided with the clamp nut being screwed into and compressing expansion link, expansion link lower end is provided with the limit button of outwards upspringing, working barrel is provided with the limit button hole corresponding with expansion link limit button, working barrel is provided with air-bubble level and reading window, reading window both sides are provided with reading datum line.
Described bracing frame comprises two support bars, two horizontal brace rods and movable cylinder, the articulated joint of described bracing frame is positioned at the upper end of support bar, the middle part of two support bars is equipped with the telescopic joint of adjustment support bar height, the middle part of support bar and one end of horizontal brace rod hinged, the hinged movable cylinder sidewall of the other end of horizontal brace rod, movable jacket casing is in vertical rod, and vertical rod is provided with the banking stop of restraint cylinder toward position, and telescopic joint is positioned at below horizontal brace rod.
Described expansion link comprises the termination bar connected successively, intermediate bar and be with graduated scale bar, the screw thread of described expansion link upper end is positioned at the upper end of termination bar, target seeker and the limit button of described expansion link outer wall bottom are positioned at scale bar lower end, the target seeker that the outer wall lower end of termination bar and intermediate bar is equipped with outwardly convex and the limit button of outwards upspringing, the inwall of intermediate bar and scale bar is equipped with the limit button hole coordinating limit button and the guide groove slided for target seeker, termination bar slides in intermediate bar, intermediate bar slides in scale bar, scale bar slides in vertical rod.
Described vertical rod adopts tubing to make, and lower end is taper.
The telescopic extensions of described termination bar, intermediate bar and scale bar is 1m.
The hinged groove sidewall of described terminal pad is provided with pickup groove, and strand bolt is positioned at pickup groove.
The outer wall upper end of described expansion link is provided with spacing ring.
The present invention compared with prior art, has the following advantages:
Instant invention overcomes in indoor decorating furred ceiling or metope moulding construction, when required horizontal datum height exceedes the maximum height that laser level self-carrying bracket provides, adopt traditional approach to use the complex operation of spirit-leveling instrument existence, measuring accuracy is difficult to drawbacks such as being guaranteed.Can realize simple to operate, easy to use, precision is reliable, both improves work efficiency, and in turn ensure that construction quality, and had very strong practicality.
Accompanying drawing explanation
Fig. 1 is absolute altitude lowest part perspective view of the present invention;
Fig. 2 is absolute altitude highest point perspective view of the present invention;
Fig. 3 is the structural representation of base of the present invention and vertical rod;
Fig. 4 is bracing frame 2 schematic diagram of the present invention;
Fig. 5 is expansion link 3 schematic diagram of the present invention (wherein, Fig. 5-1 is scale bar structural representation, and Fig. 5-2 is intermediate bar structural representation, and Fig. 5-3 is termination bar structural representation);
Fig. 6 is limit button of the present invention, limit button hole, target seeker, guide groove junction structural representation;
Fig. 7 is pedestal enlarged drawing of the present invention;
Fig. 8 is the structural representation of strand bolt.
In figure: 1-pedestal: 1a-vertical rod, 1a-1-banking stop, 1b-terminal pad, 1b-1-hinged groove, 1b-2-pickup groove, 1b-3-shaft lever hole, 1b-4-screw hole, 1c-working barrel, 1c-1-reading window, 1c-2-reading datum line, 1c-3-clamp nut, 1c-4-air-bubble level, 1d-cut with scissors bolt;
2-bracing frame: 2a-support bar, 2b-telescopic joint, 2c-are articulated and connected head, 2d-movable cylinder, 2e-horizontal brace rod; 3-expansion link: 3a-scale bar, 3b-intermediate bar, 3c-termination bar; 4-self leveling laser level;
A-scale, b-limit button, c-limit button hole, d-target seeker, e-guide groove, f-spacing ring, g-screw thread.
Embodiment
Below in conjunction with accompanying drawing, technical scheme implementation process of the present invention is described in further detail.
As shown in figs. 1-7, a kind of self leveling laser level adjustable support with a scale, comprise pedestal 1, bracing frame 2 and expansion link 3, wherein pedestal 1 comprises the vertical rod 1a of hollow, working barrel 1c and terminal pad 1b, the side of described terminal pad 1b is along being provided with hinged groove 1b-1, the termination of bracing frame 2 is a 2c that is articulated and connected, a 2c that is articulated and connected is connected by cutting with scissors bolt 1d with hinged groove 1b-1, the center, upper surface of terminal pad 1b is fixedly connected with working barrel 1c, the center, lower surface of terminal pad 1b is fixedly connected with vertical rod 1a, the center of terminal pad 1b is provided with center pit, working barrel 1c, terminal pad 1b and vertical rod 1a is coaxial, the upper end of expansion link 3 is provided with the screw thread g connecting automatic compensated level 4, working barrel 1c upper port is passed at vertical rod 1a internal slide in the lower end of expansion link 3, the outer wall bottom of expansion link 3 is provided with the target seeker d of outwardly convex, vertical rod 1a and working barrel 1c inwall are equipped with the guide groove e slided for target seeker d, the sidewall of working barrel 1c is provided with the clamp nut 1c-3 being screwed into and compressing expansion link, expansion link 3 lower end is provided with the limit button b outwards upspring, working barrel 1c is provided with the limit button hole c working barrel 1c corresponding with the limit button b of expansion link 3 and is provided with air-bubble level 1c-4 and reading window 1c-1, reading window 1c-1 both sides are provided with reading datum line.As shown in Figure 3 and 7, the hinged groove 1b-1 sidewall of described terminal pad 1b is provided with pickup groove 1b-2, and strand bolt 1d is positioned at pickup groove 1b-2; Vertical rod 1a adopts tubing to be made, lower end is tapered, middle part is provided with horizontal brace rod banking stop 1a-1, inwall is provided with the guide groove e of the scale bar 3a oriented sliding for expansion link 3, guide groove e has restriction scale bar 3a rotating function, vertical rod 1a is provided with the limit button hole c of restriction scale bar 3a maximum operating range, and air-bubble level 1c-4 has guarantee vertical rod 1a vertical functional.
As shown in Figure 4, described bracing frame 2 comprises two support bar 2a, two horizontal brace rod 2e and movable cylinder 2d, the articulated joint 2c of described bracing frame 2 is positioned at the upper end of support bar 2a, the middle part of two support bar 2a is equipped with the telescopic joint 2b of adjustment support bar 2a length, the middle part of support bar 2a and one end of horizontal brace rod 2e hinged, the hinged movable cylinder 2d sidewall of the other end of horizontal brace rod 2e, movable cylinder 2d is enclosed within vertical rod 1a, vertical rod 1a is provided with the banking stop 1a-1 of restraint cylinder 2d position, and telescopic joint 2b is positioned at below horizontal brace rod 2e.Two support bar 2a and vertical rod 1a form tripod and keep the stable of whole device, support bar 2a lower end is tapered, described telescopic joint 2b can elongate or shorten support bar 2a in right amount in telescopic joint length range, makes pedestal air-bubble level 1c-4 placed in the middle simultaneously, ensures that vertical rod 1a is vertical.When bracing frame 2 is in running order, movable cylinder 2d is placed in above the banking stop 1a-1 in the middle part of vertical rod 1a.When bracing frame 2 does not use, regained by movable cylinder 2d on terminal pad 1b direction, support bar 2a backs towards vertical rod 1a center, does not take up space, is convenient for carrying.
As shown in Figure 5, described expansion link 3 comprises the termination bar 3c connected successively, intermediate bar 3b and the scale bar 3a with scale a, the screw thread g of described expansion link 3 upper end is positioned at the upper end of termination bar 3c, the target seeker d of described expansion link 3 outer wall bottom is positioned at scale bar 3a lower end, scale bar 3a outer wall lower end is provided with the target seeker d managing the corresponding outwardly convex of interior guide groove e with vertical rod 1a, and the limit button b outwards upspring that scale bar 3a is corresponding with working barrel 1c upper limit hole c when providing maximum height, scale bar 3a upper end is provided with the limit button hole c corresponding with intermediate bar 3b.Be provided with for the flexible guide groove e of intermediate bar 3b orientation in scale bar 3a pipe; Be provided with target seeker d, limit button b, limit button hole c, intermediate bar 3b pipe in the same with scale bar 3a of intermediate bar 3b upper and lower side is provided with for the flexible guide groove e of termination bar 3c orientation; Bar 3c lower end, termination is provided with target seeker d and limit button b, bar 3c upper end, termination is provided with the connecting thread g and spacing ring f that install laser level 4, when whole expansion link 3 is in contraction state, spacing ring f props up working barrel 1c, and now support provides the lowest elevation of 1.2m.
Expansion link 3 all adopts tubing to be made, and all can provide 1m elevation during work, and scale bar 3a is carved with 1m long, precision is the scale a of 1mm, and upper end scale increases to 1m gradually down from 0.
In expansion link 3, scale bar 3a can stretch arbitrarily within the scope of 0-1m, and intermediate bar 3b and termination bar 3c can provide the elevation of 1m as required separately, when elevation is provided, spacing hole c and limit button b starts working, and restriction rod member moves up and down, during as regained rod member, need inwardly to make it to separate with spacing hole c by limit button b, then reclaim rod member.
Fig. 7 is pedestal drawing of the present invention, Fig. 8 is for twisting the structural representation of bolt; Wherein a be articulated and connected 2c and terminal pad 1b adopts at hinged groove 1b-1 place and cuts with scissors bolt 1d and be connected, and hinge bolt 1d and terminal pad 1b adopts screw to pass screw hole 1b-4 and fixes, and cuts with scissors bolt 1d and is provided with axostylus axostyle 1d-1 and screw hole 1d-2.
Fig. 1, Fig. 2 are respectively adjustable support of the present invention at lowest order and most significant digit operating diagram, and when lowest order, all expansion links all draw in, can provide 1.2m high level datum line.When most significant digit, all rod members all stretch out (extending spacing place), can provide 4.2m high level datum line.When required absolute altitude is in 1.2-2.2m scope, only need regulation scale bar 3a can meet (rod member 3b, 3c rounding state); When required absolute altitude is in 2.2-3.2m scope, extract intermediate bar 3b out (being evacuated to limit button place), regulation scale is done 3a and can be met (rod member 3c rounding state); When required absolute altitude is in 3.2-4.2m scope, intermediate bar 3b and termination bar 3c two bar are all extracted out (being evacuated to limit button place), regulation scale bar 3a can meet, reading is calculated as: absolute altitude=1.2+n+x, wherein x be scale bar reading, n be extension bar radical (when extract out in the middle of intermediate bar 3b time n get 1, during extraction intermediate bar 3b and termination bar 3c, n gets 2), absolute altitude progress can reach 1mm.

Claims (7)

1. a self leveling laser level adjustable support with a scale, comprise pedestal (1), bracing frame (2) and expansion link (3), it is characterized in that: pedestal (1) comprises the vertical rod (1a) of hollow, working barrel (1c) and terminal pad (1b), the side of described terminal pad (1b) is along being provided with hinged groove (1b-1), the termination of bracing frame (2) is the head that is articulated and connected (2c), the head (2c) that is articulated and connected is connected by cutting with scissors bolt (1d) with hinged groove (1b-1), terminal pad (1b) upper, center, lower surface is fixedly connected with working barrel (1c) and vertical rod (1a) respectively, the center of terminal pad (1b) is provided with center pit, working barrel (1c), terminal pad (1b) and vertical rod (1a) are coaxially, the upper end of expansion link (3) is provided with the spiral shell (g) connecting automatic compensated level (4), working barrel (1c) upper port is passed at vertical rod (1a) internal slide in the lower end of expansion link (3), the outer wall bottom of expansion link (3) is equipped with the target seeker (d) of outwardly convex, working barrel (1c) and vertical rod (1a) inwall are equipped with the guide groove (e) slided for target seeker (d), the sidewall of working barrel (1c) is provided with the clamp nut (1c-3) being screwed into and compressing expansion link (3), expansion link (3) lower end is provided with the limit button (b) of outwards upspringing, working barrel (1c) is provided with limit button hole (c) corresponding with the limit button (b) of expansion link (3), working barrel (1c) is provided with air-bubble level (1c-4) and reading window (1c-1), reading window (1c-1) both sides are provided with reading datum line (1c-2).
2. one according to claim 1 self leveling laser level with a scale adjustable support, it is characterized in that: described bracing frame (2) comprises two support bars (2a), two level connection joint (2e) bars and movable cylinder (2d), the articulated joint (2c) of described bracing frame (2) is positioned at the upper end of support bar (2a), the middle part of two support bars (2a) is equipped with the telescopic joint (2b) of adjustment support bar (2a) length, the middle part of support bar (2a) and one end of horizontal brace rod (2e) hinged, the other end hinged movable cylinder (2d) sidewall of horizontal brace rod (2e), movable cylinder (2d) is enclosed within vertical rod (1a), vertical rod (1a) is provided with the banking stop (1a-1) of restraint cylinder (2d) position, telescopic joint (2b) is positioned at horizontal brace rod (2e) below.
3. one according to claim 1 self leveling laser level with a scale adjustable support, it is characterized in that: described expansion link (3) comprises the termination bar (3c) connected successively, intermediate bar (3b) and the scale bar (3a) with scale (a), the screw thread (g) of described expansion link (3) upper end is positioned at the upper end of termination bar (3c), target seeker (d) and the limit button (b) of described expansion link (3) outer wall bottom are positioned at scale bar (3a) lower end, the outer wall lower end of termination bar (3c) and intermediate bar (3b) is equipped with the target seeker (d) of outwardly convex and the limit button (b) of outwards upspringing, the inwall of intermediate bar (3b) and scale bar (3a) is equipped with the guide groove (e) coordinating limit button hole (c) of limit button (b) and slide for target seeker (d), termination bar (3c) slides in intermediate bar (3b), intermediate bar (3b) slides in scale bar (3a), scale bar (3a) slides in vertical rod (1a).
4. one according to claim 3 self leveling laser level with a scale adjustable support, is characterized in that: the outer wall upper end of described termination bar (3c) is provided with spacing ring (f).
5. one according to claim 3 self leveling laser level with a scale adjustable support, is characterized in that: the telescopic extensions of described termination bar (3c), intermediate bar (3b) and scale bar (3a) is 1m.
6. one according to claim 1 self leveling laser level with a scale adjustable support, is characterized in that: described vertical rod (1a) adopts tubing to make, and lower end is taper.
7. one according to claim 1 self leveling laser level with a scale adjustable support, is characterized in that: hinged groove (1b-1) sidewall of described terminal pad (1b) is provided with pickup groove (1b-2), and strand bolt (1d) is positioned at pickup groove (1b-2).
CN201510104064.0A 2015-03-10 2015-03-10 Graduated adjustable support for automatic laser level Active CN104713531B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105547101A (en) * 2016-01-29 2016-05-04 成都力鑫科技有限公司 Floor lifting folding-type horizontal bit gauge
CN105547100A (en) * 2016-01-29 2016-05-04 成都力鑫科技有限公司 Floor lifting horizontal bit gauge
CN106151194A (en) * 2016-08-17 2016-11-23 常州市维尔克电子科技有限公司 Electro-photographic head bracket retractility copper pipe

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CN203534586U (en) * 2013-11-18 2014-04-09 刘红英 Land surveying box staff
WO2014063325A1 (en) * 2012-10-25 2014-05-01 付建国 Dual ruler-instrument integrated composite level instrument for observation
CN204421909U (en) * 2015-03-10 2015-06-24 武汉建工集团股份有限公司 A kind of self leveling laser level adjustable support with a scale

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AU470800B2 (en) * 1971-12-06 1976-04-01 Prins Aaldrik Target for levelling apparatus
CN2041805U (en) * 1988-10-14 1989-07-26 刘抗生 Benchmark scalar potential tower ruler
CN1661326A (en) * 2004-02-13 2005-08-31 布莱克和戴克公司 Laser calibration apparatus and method
EP1767899A2 (en) * 2005-09-27 2007-03-28 Stabila Messgeräte Gustav Ullrich GmbH Measuring apparatus
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105547101A (en) * 2016-01-29 2016-05-04 成都力鑫科技有限公司 Floor lifting folding-type horizontal bit gauge
CN105547100A (en) * 2016-01-29 2016-05-04 成都力鑫科技有限公司 Floor lifting horizontal bit gauge
CN106151194A (en) * 2016-08-17 2016-11-23 常州市维尔克电子科技有限公司 Electro-photographic head bracket retractility copper pipe

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