CN110081802A - South water to north lining cutting local deformation monitoring device and method - Google Patents
South water to north lining cutting local deformation monitoring device and method Download PDFInfo
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- CN110081802A CN110081802A CN201910444991.5A CN201910444991A CN110081802A CN 110081802 A CN110081802 A CN 110081802A CN 201910444991 A CN201910444991 A CN 201910444991A CN 110081802 A CN110081802 A CN 110081802A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 238000012806 monitoring device Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000012544 monitoring process Methods 0.000 claims abstract description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 23
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 11
- 238000007373 indentation Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 230000002950 deficient Effects 0.000 abstract description 2
- 238000004062 sedimentation Methods 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000004587 polysulfide sealant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
Abstract
The invention discloses a kind of south water to north lining cutting local deformation monitoring device and methods, the monitoring device includes support frame, support frame is equipped with two groups of ranging mechanism, ranging mechanism includes ranging screw and scale plate, scale plate is equipped with the centre bore for passing through for corresponding ranging screw, scale plate is equipped with several graduation marks along annular array, and each graduation mark is radially extended along centre bore；It is equipped at intervals with vertical threaded hole corresponding with ranging screw on the support frame, the centre bore of scale plate and corresponding vertical threaded hole are coaxial.The uneven deformation of two blocks of liner plates on trunk canal can be effectively monitored using south water to north lining cutting local deformation monitoring device of the present invention and method, for south water to north lining cutting local deformation monitoring device provided by the invention by the reading that the height corresponding conversion of one screw pitch of ranging screw is on scale plate within the scope of 360 °, monitoring accuracy is high；And between screw bottom and liner plate be point contact, avoid face contact as contact defective tightness and caused by error.
Description
Technical field
The present invention relates to south water to north lining deformation monitoring technical fields, and in particular to a kind of south water to north lining cutting locally change
Shape monitoring device and method.
Background technique
Project of South-to-North water diversion is that China is the key Inter-Basin Water Transfer Project for solving Water Resource In North China progress in short supply,
The engineering extends to North China by south China, across different climate zones and geology band, has a very wide distribution.
On the trunk canal route of project of South-to-North water diversion there are on many bridges, tunnel etc. across engineering or under wear engineering, in order to protect
Demonstrate,prove south water to north trunk canal operation security, worn under, in the construction process across trunk canal and after work in a period of time, it is necessary to it is right
The deformation in trunk canal is monitored, and is worn so as to timely early warning, or even under stopping, the upper construction across engineering, to ensure trunk canal water delivery peace
Entirely.
After the water flowing of south water to north trunk canal, control zone range inconvenience enters, and monitoring must not be to the lining cutting in trunk canal
Structure causes any damage, must not influence water quality safety.So far, there are no implement more convenient, accurate lining deformation
Monitoring method.
Summary of the invention
The present invention is intended to provide a kind of south water to north lining cutting local deformation monitoring device and method, solve canal in the prior art
After road lining deformation the technical issues of inconvenient monitoring.
In order to solve the above technical problems, the first aspect of the present invention is:
A kind of south water to north lining cutting local deformation monitoring device, including support frame are designed, support frame as described above is equipped with two groups of rangings
Mechanism, the ranging mechanism include ranging screw and scale plate, and the scale plate is equipped with for supplying the corresponding ranging spiral shell
Follow closely across centre bore, the scale plate be equipped with several graduation marks along annular array, each graduation mark is along the center
Hole radially extends, and the ranging screw is equipped with the reading pointer radially extended；Be equipped at intervals on support frame as described above with
The corresponding vertical threaded hole of the ranging screw, the scale plate are fixed on support frame as described above, and in the scale plate
Heart hole and the corresponding vertical threaded hole are coaxial.
Preferably, support frame as described above includes datum line beam and the pedestal that is respectively arranged at left and right sides of the datum line beam, the base
The left and right ends of quasi- beam are equipped between the corresponding pedestal slide up and down structure respectively, and for consolidating the datum line beam
It is scheduled on the secure component of different height on two pedestals.
Preferably, the structure that slides up and down includes set on the vertical chute of the datum line beam corresponding end and set on correspondence
The pedestal on vertical rails, the vertical chute matches with the vertical rails；The pedestal is equipped with vertical long
Hole, the corresponding position on the datum line beam are equipped with laterally fastening screw hole, and the secure component is for across the vertical long hole
And it is screwed in the lateral fastening screw on the laterally fastening screw hole.
Preferably, the datum line beam is cuboid, and the pedestal includes channel-shaped vertical plate, and the width of the datum line beam is smaller
In the groove width of the channel-shaped vertical plate；The bottom of the channel-shaped vertical plate is equipped with bottom plate.
Preferably, the vertical threaded hole is set on the datum line beam, and the periphery of the scale plate is equipped with mounting hole, and right
Connecting screw hole is offered by the vertical threaded hole answered, the scale plate is mounted on described by corresponding vertical attachment screw
On datum line beam.
Preferably, the bottom of the ranging screw is tip, and top is equipped with discoid nut, the discoid nut top surface
It is equipped with flat recess, the reading pointer is the indentation being arranged on the discoid nut top surface.
Preferably, the graduation mark is 180, circumferential uniformly row of the graduation mark in the centre bore of the scale plate
Column；Screw thread on the ranging screw is single thread, and the screw pitch of the single thread is 1.5mm.
The second aspect of the present invention is:
A method of south water to north lining cutting local deformation is carried out using above-mentioned lining cutting local deformation monitoring device and is monitored, including such as
Lower step:
(1) south water to north lining cutting local deformation monitoring device is assembled；
(2) the assembled south water to north lining cutting local deformation monitoring device is mounted in lining cutting, wherein support frame as described above
Lining cutting straight joint between lining cutting plate, support frame as described above are also secured on the lining cutting plate of lining cutting straight joint two sides,
And the ranging mechanism is respectively arranged on the two sides of the lining cutting straight joint；
(3) lining deformation difference monitors:
A. the ranging screw turned in the ranging mechanism moves down, when the bottom end of the ranging screw contacts corresponding lining cutting
Behind the surface of plate, continue to tighten the ranging screw, the bottom end of the ranging screw is made to hold out against corresponding lining cutting plate, records
Reading of the reading pointer on the corresponding scale plate on the ranging screw is respectively I1, I2；
B. after a period of time, again by two ranging screw-drivings, the reading pointer on the ranging screw is recorded right
The reading on the scale plate answered is respectively F1, F2；
(4) screw pitch of the ranging screw is Kmm, then the deflection difference of the corresponding lining cutting plate of two ranging screws
For D1=(F1-I1) × K/360mm, D2=(F2-I2) × K/360mm, the difference of the corresponding lining cutting plate of two ranging screws
It is different to be deformed into D=D1-D2.
Preferably, the step (1) specifically includes:
A. the scale plate correspondence in the ranging mechanism is mounted on support frame as described above, make centre bore on the scale plate with
The corresponding vertical threaded hole is coaxial；
B. the ranging screw in the ranging mechanism is screwed into the corresponding vertical threaded hole.
Preferably, in the step (2), ranging mechanism described in two groups is symmetrical relative to the lining cutting straight joint.
The beneficial technical effect of the present invention lies in:
1. the deformation that canal lining local deformation monitoring device provided by the invention can effectively monitor two blocks of liner plates on trunk canal
Difference, it may be assumed that since pedestal had not only been fixed on canal liner plate to be measured, but also it is fixed on canal liner plate to be measured, therefore, if two
A canal liner plate to be measured deformation or sedimentation are different, then when two on datum line beam ranging screw is screwed down for the second time it is mobile away from
From the sedimentation that both can react of difference or uneven deformation.
2. the lining cutting local deformation monitoring device compact, easy to carry, facilitate into south water to north management region, and
Lining cutting will not be damaged.
3. the height corresponding conversion of one screw pitch of ranging screw is by lining cutting local deformation monitoring device provided by the invention
Reading on scale plate within the scope of 360 °, monitoring accuracy are high；And between screw bottom and liner plate be point contact, avoid face contact
Error caused by as contact defective tightness.
Detailed description of the invention
Fig. 1 is south water to north trunk canal lining cutting schematic partial sectional view；
Fig. 2 is south water to north trunk canal lining cutting partial top view；
Fig. 3 is the main view of one embodiment of the invention south water to north lining cutting local deformation monitoring device in Fig. 1 at A；
Fig. 4 is the top view of scale plate in one embodiment of the invention south water to north lining cutting local deformation monitoring device；
Fig. 5 is the top view of ranging screw in one embodiment of the invention south water to north lining cutting local deformation monitoring device；
Fig. 6 is the top view of datum line beam in one embodiment of the invention south water to north lining cutting local deformation monitoring device；
Fig. 7 is the top view of one embodiment of the invention south water to north lining cutting local deformation monitoring device in Fig. 2 at B；
Fig. 8 is the perspective view of pedestal in one embodiment of the invention south water to north lining cutting local deformation monitoring device；
Fig. 9 is the left view of one embodiment of the invention south water to north lining cutting local deformation monitoring device in Fig. 1 at A.
In figure, each label signal are as follows: pedestal 1, channel-shaped vertical plate 101, bottom plate 102, vertical long hole 2, vertical rails 3, transverse direction
4 datum line beam 5 of fastening screw, screw 6, scale plate 7, centre bore 71, mounting hole 72, ranging screw 8, connecting screw hole 9, vertical screw thread
Hole 10, discoid nut 11, the vertical chute 12, laterally fastening screw hole 13, reading pointer 14, flat recess 15, canal lining to be measured
Plate 16, canal liner plate to be measured 17, lining cutting straight joint 18, key-wall 19, two-component epoxy structural rubber 20.
Specific embodiment
Illustrate a specific embodiment of the invention with reference to the accompanying drawings and examples, but following embodiment is used only in detail
It describes the bright present invention in detail, does not limit the scope of the invention in any way.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore should not be understood as limiting the scope of the invention.
Embodiment 1:
The present embodiment by taking the trunk canal lining deformation for monitoring the south water to north as an example (refering to fig. 1 to Fig. 9), adopt by the lining cutting of south water to north trunk canal
With cast in place concrete plate, impermeable composite geomembrane reserves the gap of 2cm wide between adjacent cast in place concrete plate.Specific such as Fig. 1
With shown in Fig. 2, Fig. 1 is south water to north trunk canal lining cutting schematic partial sectional view, and Fig. 2 is south water to north trunk canal lining cutting partial top view, figure
In canal liner plate 16 and canal liner plate to be measured 17 to be measured be cast in place concrete plate, the lower part on lining cutting inclined-plane is the tooth of channel
Wall 19, length of the concrete slab along slope is 4m, is reserved in figure between canal liner plate 16 and canal liner plate to be measured 17 to be measured
The dedicated polysulfide sealant sealing of 2cm thickness open channel is inserted on lining cutting straight joint 18,18 top of lining cutting straight joint, and lower part is ethylene closed cell foam
Plastic plate space.
On having at trunk canal where canal liner plate 16 to be measured and canal liner plate to be measured 17 across engineering or under wear engineering when,
It is upper across engineering or under wear engineering under the influence of, canal liner plate 16 and canal liner plate to be measured 17 to be measured may settle
Equal metabolies, for this reason, it may be necessary to the uneven deformation that canal liner plate 16 and canal liner plate to be measured 17 to be measured occur is monitored, if
The two there are moderate finite deformation difference, at lining cutting straight joint 18 may seal failure and lead to trunk canal leak.
As shown in figure 3, south water to north lining cutting local deformation monitoring device of the embodiment of the present invention includes support frame, support frame packet
It includes datum line beam 5 and is respectively arranged on the pedestal 1 of 5 left and right sides of datum line beam, two groups of ranging mechanism, range finder are equipped on datum line beam 5
Structure includes ranging screw 8 and scale plate 7, and scale plate 7 is equipped with the centre bore for passing through for corresponding ranging screw 8, is propping up
Vertical threaded hole 10 corresponding with ranging screw 8 is equipped at intervals on support, scale plate 7 is fixed on datum line beam 5, and scale plate
7 centre bore and corresponding vertical threaded hole 10 are coaxial, ranging screw 8 be M12 screw, 60 ° of Chinese national standard closely-pitched, screw thread
For single thread, the screw pitch of single thread is 1.5mm, i.e. one circle correspondence of the rotation of ranging screw 8 moves up and down 1.5mm, scale plate 7
Several graduation marks along annular array are equipped with, each graduation mark is radially extended along centre bore, and ranging screw 8 is equipped with radially
The reading pointer of extension reads ranging screw 8 by reading pointer and is circumferentially rotating circle number and angle, can calculate ranging screw
8 height moved up and down.
As shown in figure 4, scale plate 7 is equipped with 180 graduation marks, and the length and width of scale plate 7 are 80mm in the present embodiment,
Graduation mark is evenly distributed in the circumferential direction of the centre bore 71 of scale plate, 2 ° of adjacent graduation mark interval, marks around graduation mark at interval of 20 °
Note has degree value.As shown in figure 5, the top of ranging screw 8 is equipped with discoid nut 11, discoid nut 11 is with a thickness of 5mm, directly
Diameter is 22mm, and discoid 11 top surface of nut is equipped with flat recess 15, and reading pointer 14 is to be arranged on discoid 11 top surface of nut
Indentation, and the indentation is smeared into red, convenient for reading.
Further, as shown in fig. 6, the generally rectangular shape of datum line beam 5, datum line beam 5 are made of aluminium alloy, benchmark
Beam 5 width 240mm, long 350mm, high 50mm, two vertical threaded holes 10 are arranged at intervals on the upper surface of datum line beam 5 and along datum line beam
5 short transverse perforation, opens up there are two connecting screw hole 9 by vertical threaded hole 10, as shown in figure 4, diagonal line on scale plate 7
Place is set there are two mounting hole 72, as shown in fig. 7, scale plate 7 to be placed on to the upper surface of datum line beam 5, and passes through peace by screw 6
Scale plate 7 is tightened on connecting screw hole 9 by dress hole 72, and the positional relationship of connecting screw hole 9 and vertical threaded hole 10 makes scale plate 7
Centre bore 71 and corresponding vertical threaded hole 10 it is coaxial.
Further, the left and right ends of datum line beam 5 are equipped between corresponding pedestal 1 slide up and down structure respectively, and
For datum line beam 5 to be fixed on to the secure component of different height on two pedestals 1, so that adjustable datum line beam 5 is fixed on two sides
Pedestal 1 between different height at.
Specifically, the top of channel-shaped vertical plate 101 is equipped with top plate, bottom as shown in figure 8, pedestal 1 includes channel-shaped vertical plate 101
Equipped with bottom plate 102, the both side plate of channel-shaped vertical plate 101 is equipped with vertical long hole 2, and the width of vertical long hole 2 is 6mm, channel-shaped vertical plate
Vertical rails 3 are equipped in 101, the sectional dimension of vertical rails 3 is 10mm × 10mm.As shown in fig. 6, the corresponding end of datum line beam 5
Portion is equipped with the vertical chute 12 corresponding with vertical rails 3, and the width between 101 both side plate of channel-shaped vertical plate is slightly larger than datum line beam 5
Width so that the end of datum line beam 5 can be put between the both side plate of channel-shaped vertical plate 101, and the vertical chute 12 on datum line beam 5 with
Vertical rails 3 cooperate, in this way, datum line beam 5 can slide up and down in channel-shaped vertical plate 101.
As shown in fig. 6,2 corresponding position of vertical long hole on datum line beam 5 on two sides and pedestal 1 is equipped with laterally fastening screw hole
13, as shown in figure 9, above-mentioned secure component is for across vertical long hole 2 and being screwed in the laterally tight of corresponding position on datum line beam 5
Gu the lateral fastening screw 4 on screw hole 13, the depth for laterally fastening screw hole 13 is 5mm, and lateral fastening screw 4 is the M4 of long 10mm
Screw unclamps four lateral fastening screws 4, datum line beam 5 can be pushed to move up and down, after tightening four lateral fastening screws 4, benchmark
Beam 5 is fixed.
As shown in figure 3, the bottom plate 102 of pedestal 1 is bonded in canal liner plate to be measured by two-component epoxy structural rubber 20
Between 16 and canal liner plate to be measured 17, for bottom plate 102 across lining cutting straight joint 18, the left side of bottom plate 102 is fixed on channel lining to be measured
It builds on plate 16, right side is fixed on canal liner plate 17 to be measured, since datum line beam 5 can move up and down, so the support frame is applicable in
In the ranging screw 8 of different length, the bottom of ranging screw 8 is tip, when ranging screw 8 is screwed down, ranging screw 8
Bottom can be held out against at a point of the upper surface of canal liner plate 16 or canal liner plate to be measured 17 to be measured, so that measurement accuracy
It is higher.
Embodiment 2:
A kind of south water to north lining cutting local deformation monitoring method, please refers to Fig. 3 and Fig. 7.
The south water to north lining cutting local deformation monitoring method is using the south water to north lining cutting local deformation monitoring in embodiment 1
Device, this method comprises:
(1) south water to north lining cutting local deformation monitoring device is assembled；
A. as shown in fig. 7, the correspondence of scale plate 7 in ranging mechanism is mounted on the datum line beam 5 of support frame, make on scale plate 7
Centre bore and corresponding vertical threaded hole it is coaxial；
B. as shown in figure 3, the ranging screw 8 in ranging mechanism is screwed into corresponding vertical threaded hole, then by datum line beam 5
Both ends are correspondingly placed in the slot of pedestal 1, and by screw 4 that datum line beam 5 is tentatively fixed, and datum line beam 5 is made not glide；
(2) as shown in figure 3, assembled monitoring device is mounted in lining cutting, wherein the pedestal 1 of support frame is across canal to be measured
Lining cutting straight joint 18 between road liner plate 16 and canal liner plate to be measured 17, by two-component epoxy structural rubber 20 by pedestal 1
Bottom plate is bonded between canal liner plate 16 and canal liner plate to be measured 17 to be measured, and the left side of bottom plate 102 is fixed on channel to be measured
On liner plate 16, right side is fixed on canal liner plate 17 to be measured；And the ranging screw 8 of ranging mechanism is respectively symmetrically set to lining cutting
On the canal liner plate to be measured 16 and canal liner plate to be measured 17 of the two sides of straight joint 18；
(3) lining deformation difference monitors:
A. as shown in figure 3, the ranging screw 8 turned in two ranging mechanism moves down, when the contact pair of the bottom end of ranging screw 8
Behind the surface for the lining cutting plate answered, continue to tighten ranging screw 8, the bottom end of ranging screw 8 is made to hold out against corresponding lining cutting plate, remembers
Record the reading on corresponding scale plate 7 point of the reading pointer in Fig. 3 on the ranging screw 8 in left side and the ranging screw 8 on right side
It Wei not I1, I2；
B. after a period of time, two ranging screws 8 are tightened again, record the ranging of the ranging screw 8 in left side and right side in Fig. 3
Reading of the reading pointer on corresponding scale plate 7 on screw 8 is respectively F1, F2；
(4) screw pitch of ranging screw 8 is 1.5mm, then in Fig. 3 left side the corresponding canal liner plate 16 to be measured of ranging screw 8
Deflection be D1=(F1-I1) × 1.5/360mm, the corresponding canal liner plate 17 to be measured of ranging screw 8 on right side in Fig. 3
Deflection is D2=(F2-I2) × 1.5/360mm, and the differential deformation of canal liner plate 16 and canal liner plate to be measured 17 to be measured is D
=D1-D2。
Since pedestal 1 had not only been fixed on canal liner plate 16 to be measured, but also it is fixed on canal liner plate 17 to be measured, therefore,
If canal liner plate 16 to be measured and the deformation of canal liner plate to be measured 17 or sedimentation are different, two ranging spiral shells on datum line beam 5
Follow closely the sedimentation or uneven deformation that the difference of 8 distances mobile when being screwed down for second both can react.
The present invention is described in detail above in conjunction with drawings and examples, still, those of skill in the art
Member is it is understood that without departing from the purpose of the present invention, can also carry out each design parameter in above-described embodiment
Change, forms multiple specific embodiments, is common variation range of the invention, is no longer described in detail one by one herein.
Claims (10)
1. a kind of south water to north lining cutting local deformation monitoring device, which is characterized in that including support frame, support frame as described above is equipped with
Two groups of ranging mechanism, the ranging mechanism include ranging screw and scale plate, and the scale plate is equipped with for supplying corresponding institute
The centre bore that ranging screw passes through is stated, the scale plate is equipped with several graduation marks along annular array, each graduation mark edge
The centre bore radially extends, and the ranging screw is equipped with the reading pointer radially extended；Between on support frame as described above
Every being equipped with vertical threaded hole corresponding with the ranging screw, the scale plate is fixed on support frame as described above, and the quarter
Centre bore and the corresponding vertical threaded hole for spending plate are coaxial.
2. south water to north lining cutting local deformation monitoring device according to claim 1, which is characterized in that support frame as described above packet
The pedestal for including datum line beam and being respectively arranged at left and right sides of the datum line beam, the left and right ends of the datum line beam respectively with corresponding institute
It states to be equipped between pedestal and slides up and down structure, and for the datum line beam to be fixed on different height on two pedestals
Secure component.
3. south water to north lining cutting local deformation monitoring device according to claim 2, which is characterized in that described to slide up and down
Structure include set on the datum line beam corresponding end the vertical chute and the vertical rails on the corresponding pedestal, it is described
The vertical chute matches with the vertical rails；The pedestal is equipped with vertical long hole, and the corresponding position on the datum line beam is set
Have laterally fastening screw hole, the secure component be for across the vertical long hole and be screwed in it is described laterally fastening screw hole on cross
To fastening screw.
4. south water to north lining cutting local deformation monitoring device according to claim 2, which is characterized in that the datum line beam is
Cuboid, the pedestal include channel-shaped vertical plate, and the width of the datum line beam is slightly less than the groove width of the channel-shaped vertical plate；The slot
The bottom of shape vertical plate is equipped with bottom plate.
5. south water to north lining cutting local deformation monitoring device according to claim 4, which is characterized in that the vertical screw thread
Hole is set on the datum line beam, and the periphery of the scale plate is equipped with mounting hole, and offers by the corresponding vertical threaded hole
Connecting screw hole, the scale plate are mounted on the datum line beam by corresponding vertical attachment screw.
6. south water to north lining cutting local deformation monitoring device according to claim 1, which is characterized in that the ranging screw
Bottom be tip, top is equipped with discoid nut, and the discoid nut top surface is equipped with flat recess, and the reading pointer is
Indentation on the discoid nut top surface is set.
7. south water to north lining cutting local deformation monitoring device according to claim 1, which is characterized in that the graduation mark is
180, the graduation mark is evenly distributed in the circumferential direction of the centre bore of the scale plate；Screw thread on the ranging screw is single line
Screw thread, the screw pitch of the single thread are 1.5mm.
8. a kind of south water to north lining cutting local deformation monitoring method, using the south water to north of any of claims 1-7
Lining cutting local deformation monitoring device characterized by comprising
(1) south water to north lining cutting local deformation monitoring device is assembled；
(2) the assembled south water to north lining cutting local deformation monitoring device is mounted in lining cutting, wherein support frame as described above
Lining cutting straight joint between lining cutting plate, support frame as described above are also secured on the lining cutting plate of lining cutting straight joint two sides,
And the ranging mechanism is respectively arranged on the two sides of the lining cutting straight joint；
(3) lining deformation difference monitors:
A. the ranging screw turned in the ranging mechanism moves down, when the bottom end of the ranging screw contacts corresponding lining cutting
Behind the surface of plate, continue to tighten the ranging screw, the bottom end of the ranging screw is made to hold out against corresponding lining cutting plate, records
Reading of the reading pointer on the corresponding scale plate on the ranging screw is respectively I1, I2；
B. after a period of time, again by two ranging screw-drivings, the reading pointer on the ranging screw is recorded right
The reading on the scale plate answered is respectively F1, F2；
(4) screw pitch of the ranging screw is Kmm, then the deflection difference of the corresponding lining cutting plate of two ranging screws
For D1=(F1-I1) × K/360mm, D2=(F2-I2) × K/360mm, the difference of the corresponding lining cutting plate of two ranging screws
It is different to be deformed into D=D1-D2.
9. south water to north lining cutting local deformation monitoring method according to claim 8, which is characterized in that the step (1)
It specifically includes:
A. the scale plate correspondence in the ranging mechanism is mounted on support frame as described above, make centre bore on the scale plate with
The corresponding vertical threaded hole is coaxial；
B. the ranging screw in the ranging mechanism is screwed into the corresponding vertical threaded hole.
10. south water to north lining cutting local deformation monitoring method according to claim 8, which is characterized in that in the step
(2) in, ranging mechanism described in two groups is symmetrical relative to the lining cutting straight joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910444991.5A CN110081802A (en) | 2019-05-27 | 2019-05-27 | South water to north lining cutting local deformation monitoring device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910444991.5A CN110081802A (en) | 2019-05-27 | 2019-05-27 | South water to north lining cutting local deformation monitoring device and method |
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| Publication Number | Publication Date |
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| CN110081802A true CN110081802A (en) | 2019-08-02 |
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| US3727318A (en) * | 1969-10-27 | 1973-04-17 | J Meier | Micrometer apparatus |
| JP2002257503A (en) * | 2001-03-02 | 2002-09-11 | Kawasaki Steel Corp | Device and method for measuring screw diameter of steel pipe joint |
| CN204730798U (en) * | 2015-06-05 | 2015-10-28 | 郑州大学 | A kind of easy device measuring the distortion of the duct pieces of shield tunnel fissure of displacement |
| CN206291831U (en) * | 2016-12-22 | 2017-06-30 | 浙江泛华工程监理有限公司 | A kind of new penetration of fracture detector |
| CN108917708A (en) * | 2018-07-27 | 2018-11-30 | 京东方科技集团股份有限公司 | A kind of measuring appliance |
| CN209706730U (en) * | 2019-05-27 | 2019-11-29 | 郑州大学 | South water to north lining cutting local deformation monitoring device |
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