CN105910577A - Tunnel arch top settlement plumb observation device and using method - Google Patents
Tunnel arch top settlement plumb observation device and using method Download PDFInfo
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- CN105910577A CN105910577A CN201610406501.9A CN201610406501A CN105910577A CN 105910577 A CN105910577 A CN 105910577A CN 201610406501 A CN201610406501 A CN 201610406501A CN 105910577 A CN105910577 A CN 105910577A
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- rod member
- lasso
- plumb bob
- testing stand
- support bar
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
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Abstract
The invention discloses a tunnel arch top settlement plumb observation device. The tunnel arch top settlement plumb observation device comprises a detection frame, an energy-saving lamp bulb, a supporting rod and a tunnel arch top. The detection frame is composed of a connecting piece, a protective head, a through tube, an assembling rod piece, a base, a clamping groove and an assembling rod piece a. The assembling rod piece is perpendicularly installed on the base. A connecting piece is installed at the upper end of the assembling rod piece. The through tube is arranged in the left-right direction of the connecting piece in a sleeving mode. The assembling rod piece a is installed at the upper portion of the detection frame. The clamping groove is formed in the middle of the assembling rod piece a. The clamping groove is sleeved with the rod piece with a ferrule. The ferrule is arranged on the rod piece with the rod piece with the ferrule.
Description
Technical field
The present invention relates to a kind of construction detection device and using method, in particular, relate to a kind of tunnel arch top settlement plumb bob observation device and using method.
Background technology
During constructing tunnel, deformation observation and monitoring measurement are quality and the emphasis of security control of work progress, in constructing tunnel, periphery displacement, vault sinking, ground settlement and surrounding building and the deformation of pipeline and displacement be monitoring measurement must survey project, wherein vault sinking conventional observation method is measured on hook for tape measure link is suspended to vault sinking, utilize level gauge, measure elevation and obtain vault elevation numerical value.Tape measure link is hung up the step for of monitoring hook the most oversize by this kind of method, and 24 monitoring points, time-consumingly close to 4 hours, efficiency is low.The effect of vault sinking numerical value is when vault sinking rate of change is very fast, it is possible to constructing tunnel is just faced with the danger that vault caves in.When vault sinking cumulative amount is excessive, then needs to change a supporting parameter at the beginning of tunnel and carry out strengthening supporting, it is ensured that construction in later period safety.Also there is employing to paste total powerstation reflecting piece on vault sinking hooks, use total station survey elevation, by the contrast of the discrepancy in elevation, determine the speed of deformation.By level gauge and total powerstation observation procedure, people to be measured measurement repeatedly, expend the time longer.In recent years, also there is employing sensor method, be digitized observing deformation values, this kind of method controls more convenient, but sensor economy is not strong, considers that economic benefit does not uses in most constructing tunnels, or use frequency the highest, it is impossible to reach the requirement of safety and quality management.When tunnel vault is when the displacement that happens suddenly is bigger, because using traditional unpredictable emergency situations of measuring method, in workmen constructs at the scene, face the biggest safety problem, thus be difficult to predict, it is technical staff and a difficult problem for safety quality management personnel exploration all the time.
Summary of the invention
The present invention is directed to the deficiency of existing product, and a kind of tunnel arch top settlement plumb bob observation device and using method are provided.
A kind of tunnel arch top settlement plumb bob observation device of the present invention, described sinking plumb bob observation device includes testing stand, energy-saving bulb, support bar, tunnel vault, and described testing stand is made up of connector, head protector, poling, assembled rod member, base, draw-in groove, assembled rod member a；Assembled rod member it is vertically installed with on described base, the upper end of described assembled rod member is provided with connector, described connector left and right directions is set with poling, the top of described testing stand is provided with assembled rod member a, the centre position of described assembled rod member a is provided with draw-in groove, the rod member with lasso it is set with on described draw-in groove, it is provided with lasso on the described rod member with lasso, it is provided with spring card on inside four wall of described lasso, the upper end of described lasso is provided with mounting head part, the upper end of described mounting head part is provided with triangle and inserts head, described triangle is provided with multiple support bar in inserting head, the top, upper end of described support bar is pressed in the lower surface of tunnel vault；The lower section of described lasso is provided with link, described link is provided with vertical line and plumb bob, described vertical line and plumb bob position correspondence and is provided with scale, and described scale is vertically fixedly mounted on base
Four corners of described base are provided with jacking screw rod.
The using method of a kind of tunnel arch top settlement plumb bob observation device, described using method comprises the following steps；
Step 1, measures tunnel vault and the height of bottom surface, makes testing stand according to height；Described testing stand is connected by assembled rod member and base, then increases differing heights assembly rod member by connector, makes testing stand reach requirement for height；
Step 2, is transversely mounted assembled rod member a in the upper end of testing stand, and the centre position of assembled rod member a is provided with draw-in groove, installs the rod member with lasso, the rod member with lasso is provided with lasso in draw-in groove, is placed with spring card on internal four walls of lasso；
Step 3, arranges mounting head part in the upper end of lasso, and the upper end of mounting head part is provided with triangle and inserts head, is installed with multiple support bar in triangle inserts head, and the top, upper end of support bar is pressed in the lower surface of tunnel vault；
Step 4, the lower section of lasso is provided with link, described link is provided with vertical line and plumb bob, described vertical line and plumb bob position correspondence and is provided with scale, and described scale is vertically fixedly mounted on base；
Step 5, is finely tuned the height of testing stand, makes each support bar be in stress by the jacking screw rod of the four of base corners；
Step 6, when tunnel vault occurs to sink, support bar acts on triangle and inserts on head, so that triangle inserts head process and breaks the constraint of spring card and decline, when the displacement sunk, vertical line and plumb bob can produce vertical displacement, i.e. may know that displacement by the reading on scale, thus observe vault sinking and deformation intuitively.
The invention has the beneficial effects as follows: use and under support, hang plumb bob, read plumb bob displacement on scale by the deformation of bracing frame and record deformation values.The method is installed simple, convenient disassembly, can set together along axis, tunnel every 5O rice, observation is convenient, is avoided that level gauge and Other Instruments peace tear temporal waste open, the most practical, field technician just can simple operations, the survey crew that need not sole duty is measured, record constantly, remarkable benefit, it is widely used at tunnel construction site, to constructor to remind, prevent and possible trouble, take effective measures and avoid big landslide and accident to occur.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention；
Fig. 2 is the side view of the testing stand of the present invention；
Fig. 3 is the front view of the testing stand of the present invention；
Fig. 4 is the structural representation of the lasso of the present invention；
Fig. 5 is the structural representation of the triangle insertion head of the present invention；
Fig. 6 is the spring card mounting structure schematic diagram of the present invention；
In figure: connector 1, head protector 2, poling 3, assembled rod member 4, base 5, draw-in groove 6, assembled rod member a7, spring card 7-1, the rod member 8 with lasso, lasso 9, link 10, mounting head part 11, triangle insert 12, vertical line and plumb bob 13, scale 14, support bar 15, a tunnel vault 16.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings.
In the drawings, a kind of tunnel arch top settlement plumb bob observation device of the present invention is mainly made up of connector 1, head protector 2, poling 3, assembled rod member 4, base 5, draw-in groove 6, assembled rod member a7, spring card 7-1, rod member 8, lasso 9, link 10, mounting head part 11, triangle insertion 12, vertical line and plumb bob 13 with lasso, scale 14, support bar 15, tunnel vault 16.
One tunnel arch top settlement plumb bob observation device of the present invention, described sinking plumb bob observation device includes testing stand, energy-saving bulb 13, support bar 14, tunnel vault 15, and described testing stand is made up of connector 1, head protector 2, poling 3, assembled rod member 4, base 5, draw-in groove 6, assembled rod member a7；Assembled rod member 4 it is vertically installed with on described base 5, the upper end of described assembled rod member 4 is provided with connector 1, described connector 1 left and right directions is set with poling 3, the top of described testing stand is provided with assembled rod member a7, the centre position of described assembled rod member a7 is provided with draw-in groove 6, the rod member 8 with lasso it is set with on described draw-in groove 6, it is provided with lasso 9 on the described rod member 8 with lasso, it is provided with spring card 7-1 on inside four wall of described lasso 9, the upper end of described lasso 9 is provided with mounting head part 11, the upper end of described mounting head part 11 is provided with triangle insertion 12, it is provided with multiple support bar 14 in described triangle insertion 12, the top, upper end of described support bar 14 is pressed in the lower surface of tunnel vault 15；The lower section of described lasso 9 is provided with link 10, described link 10 is provided with vertical line and plumb bob 13, described vertical line and plumb bob 13 position correspondence and is provided with scale 14, and described scale 14 is vertically fixedly mounted on base 5.
Four corners of described base 5 are provided with jacking screw rod.
The using method of a kind of tunnel arch top settlement plumb bob observation device, described using method comprises the following steps；
Step 1, measures tunnel vault 15 and the height of bottom surface, makes testing stand according to height；Described testing stand is connected by assembled rod member 4 and base 5, then increases differing heights assembly rod member 4 by connector 1, makes testing stand reach requirement for height；
Step 2, be transversely mounted assembled rod member a7 in the upper end of testing stand, the centre position of assembled rod member a7 is provided with draw-in groove 6, installs the rod member 8 with lasso in draw-in groove 6, it is provided with lasso 9 on rod member 8 with lasso, internal four walls of lasso 9 are placed with spring card 7-1；
Step 3, arranges mounting head part 11 in the upper end of lasso 9, and the upper end of mounting head part 11 is provided with triangle insertion 12, is installed with multiple support bar 14 in triangle insertion 12, and the top, upper end of support bar 14 is pressed in the lower surface of tunnel vault 15；
Step 4, the lower section of described lasso 9 is provided with link 10, described link 10 is provided with vertical line and plumb bob 13, described vertical line and plumb bob 13 position correspondence and is provided with scale 14, and described scale 14 is vertically fixedly mounted on base 5；
Step 5, is finely tuned the height of testing stand, makes each support bar 14 be in stress by the jacking screw rod of four corners of base 5；
Step 6, when tunnel vault 16 occurs to sink, support bar 15 acts in triangle insertion 12, so that triangle inserts a constraint of 12 breakthrough spring card 7-1 and declines, when the displacement sunk, vertical line and plumb bob 13 can produce vertical displacement, i.e. may know that displacement by the reading on scale 14, thus observe vault sinking and deformation intuitively.
The present invention uses extension plumb bob under support, reads plumb bob displacement on scale by the deformation of bracing frame and records deformation values.The method is installed simple, convenient disassembly, can set together along axis, tunnel every 5O rice, observation is convenient, is avoided that level gauge and Other Instruments peace tear temporal waste open, the most practical, field technician just can simple operations, it is not necessary to full-time survey crew is measured, record constantly, remarkable benefit, is widely used at tunnel construction site.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the invention content to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in the scope of patent protection of the present invention.
Claims (3)
1. a tunnel arch top settlement plumb bob observation device, it is characterized in that, described sinking plumb bob observation device includes testing stand, energy-saving bulb (13), support bar (15), tunnel vault (16), and described testing stand is by connector (1), head protector (2), poling (3), assembled rod member (4), base (5), draw-in groove (6), assembled rod member a(7) form；nullAssembled rod member (4) it is vertically installed with on described base (5)，The upper end of described assembled rod member (4) is provided with connector (1)，Described connector (1) left and right directions is set with poling (3)，The top of described testing stand is provided with assembled rod member a(7)，Described assembled rod member a(7) centre position be provided with draw-in groove (6)，The rod member (8) with lasso it is set with on described draw-in groove (6)，The described rod member with lasso is provided with lasso (9) on (8)，It is provided with spring card (7-1) on inside four wall of described lasso (9)，The upper end of described lasso (9) is provided with mounting head part (11)，The upper end of described mounting head part (11) is provided with triangle and inserts head (12)，Described triangle is provided with multiple support bar (15) in inserting head (12)，The top, upper end of described support bar (15) is pressed in the lower surface of tunnel vault (16)；The lower section of described lasso (9) is provided with link (10), vertical line and plumb bob (13) are installed on described link (10), described vertical line and plumb bob (13) position correspondence are provided with scale (14), and described scale (14) is vertically fixedly mounted on base (5).
A kind of tunnel arch top settlement plumb bob observation device the most according to claim 1, is characterized in that, four corners of described base (5) are provided with jacking screw rod.
3. a using method for tunnel arch top settlement plumb bob observation device, is characterized in that, described using method comprises the following steps；
Step 1, measures tunnel vault (16) and the height of bottom surface, makes testing stand according to height；Described testing stand is connected by assembled rod member (4) and base (5), then increases differing heights assembly rod member (4) by connector (1), makes testing stand reach requirement for height；
Step 2, assembled rod member a(7 it is transversely mounted) in the upper end of testing stand, assembled rod member a(7) centre position be provided with draw-in groove (6), rod member (8) with lasso is installed in draw-in groove (6), it is provided with lasso (9) on rod member (8) with lasso, internal four walls of lasso (9) are placed with spring card (7-1)；
Step 3, in the upper end of lasso (9), mounting head part (11) is set, the upper end of mounting head part (11) is provided with triangle and inserts head (12), being installed with multiple support bar (15) in triangle inserts head (12), the top, upper end of support bar (15) is pressed in the lower surface of tunnel vault (16)；
Step 4, the lower section of described lasso (9) is provided with link (10), link (10) is provided with vertical line and plumb bob (13), described vertical line and plumb bob (13) position correspondence and is provided with scale (14), and scale (14) is vertically fixedly mounted on base (5)；
Step 5, is finely tuned the height of testing stand, makes each support bar (15) be in stress by the jacking screw rod of four corners of base (5)；
Step 6, when tunnel vault (16) occurs to sink, support bar (15) acts on triangle and inserts on head (12), so that triangle inserts head (12) and breaks through the constraint of spring card (7-1) and decline, when the displacement sunk, vertical line and plumb bob (13) can produce vertical displacement, i.e. may know that displacement by the reading on scale (14), thus observe vault sinking and deformation intuitively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610406501.9A CN105910577B (en) | 2016-06-12 | 2016-06-12 | A kind of tunnel arch top settlement plumb bob observation device and application method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610406501.9A CN105910577B (en) | 2016-06-12 | 2016-06-12 | A kind of tunnel arch top settlement plumb bob observation device and application method |
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| CN105910577A true CN105910577A (en) | 2016-08-31 |
| CN105910577B CN105910577B (en) | 2018-10-26 |
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| CN201610406501.9A Active CN105910577B (en) | 2016-06-12 | 2016-06-12 | A kind of tunnel arch top settlement plumb bob observation device and application method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107816968A (en) * | 2017-11-24 | 2018-03-20 | 中国地质大学（武汉） | A kind of tunnel arch top settlement measurement apparatus and measuring method |
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| CN105910577B (en) | 2018-10-26 |
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