CN206830188U - Just prop up two lining contact measurement apparatus in tunnel - Google Patents
Just prop up two lining contact measurement apparatus in tunnel Download PDFInfo
- Publication number
- CN206830188U CN206830188U CN201720614288.0U CN201720614288U CN206830188U CN 206830188 U CN206830188 U CN 206830188U CN 201720614288 U CN201720614288 U CN 201720614288U CN 206830188 U CN206830188 U CN 206830188U
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- CN
- China
- Prior art keywords
- pressure box
- measurement apparatus
- fixture
- contact measurement
- props
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 230000004224 protection Effects 0.000 claims description 13
- 238000010276 construction Methods 0.000 claims description 9
- 210000003813 thumb Anatomy 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 23
- 238000009434 installation Methods 0.000 abstract description 7
- 238000003466 welding Methods 0.000 abstract description 4
- 238000004080 punching Methods 0.000 abstract 1
- 210000004027 cell Anatomy 0.000 description 16
- 239000004567 concrete Substances 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009415 formwork Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000011083 cement mortar Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 239000011378 shotcrete Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
Two lining contact measurement apparatus, including pressure box body, pre-buried base unit and fastening position-limiting unit are just propped up the utility model discloses a kind of tunnel.Pre-buried base unit includes pressure box base, fixture and the limited support part for fixed support pressure box base, one end of fixture and is used to be fixedly connected with the support of preliminary bracing, and the other end of fixture is used to be fixedly connected with pressure box base.Connected by pre-buried base unit and the support of preliminary bracing, avoid the later stage from punching the situation of installation in supporting in the early stage.Fasten position-limiting unit by can adjustable bolt by pressure box body be arranged on pressure box base on, realize that pressure cell is installed, avoid welding the situation that high temperature causes pressure cell calibration coefficient to change and causes measurement to be forbidden, therefore, the tunnel that the application provides, which just props up two lining contact measurement apparatus, to reduce potential safety hazard while monitoring accuracy is improved.
Description
Technical field
Underground engineering construction monitoring technical field is the utility model is related to, more particularly to a kind of tunnel just props up-two lining contacts
Device for pressure measurement.
Background technology
Constructed in New Austrian Tunneling Method in tunnel, to give full play to self, generally use shape steel bracket+shotcrete is used as just
Phase supporting, composite lining structural shape of the form concrete as two linings, to ensure the safety of constructing tunnel and O&M phase;Together
When, by the constantly feedback of monitoring measurement in work progress and construction and supporting construction are improved, to ensure construction and design
It is optimal.
When complex geological condition is met with the underground engineerings such as tunnel (IV~V grade of country rock), typically composite lining knot is used
Structure, i.e. shape steel bracket+spray anchor, which are used as, just to be propped up, and mould builds reinforced concrete as two linings.To determine that how load is in first branch and two linings
Between shift, preferably to carry out safety evaluatios to two linings.According to《Railway tunnel monitoring and measuring technology code (TB 10121
One 2007)》It is required that contact is monitored in real time needing we selected typical section just to prop up-two linings to tunnel, i.e., by the beginning of tunnel
The lining contact measurement apparatus of branch-two carries out pressure monitoring, and usual way is write from memory for pressure cell is directly welded on two lined steel muscle
Preliminary bracing can be close to by recognizing pressure cell, pressure cell measured value can approximate reverse should just prop up, the contact between two linings.It is another
Way is, with hammer that preliminary bracing surface hammering at measuring point is smooth then floating with cement mortar, treats that cement mortar reaches certain
After intensity, drilled with rig in point layout position and anchor into reinforcing bar, finally with iron wire by pressure cell colligation drilling anchor
On the reinforcing bar entered.
However, form is welded and fixed so that pressure cell is changed by its calibration coefficient after welding high temperature, and then causes
There is mistake in monitoring result, and which destroys two lining integralities, easily causes lining crack, causes treatment technology for tunnel seepage, and in tunnel
Road periphery each position is drilled, and difficulty of construction is big, and potential safety hazard is big, and installation cost is high.
Therefore, how while monitoring accuracy is improved, potential safety hazard is reduced, is that those skilled in the art are urgently to be resolved hurrily
Technical problem.
Utility model content
The purpose of this utility model is to provide a kind of tunnel and just props up-two lining contact measurement apparatus, is improving monitoring essence
While spending, potential safety hazard is reduced.
To achieve the above object, the utility model provides a kind of tunnel and just props up-two lining contact measurement apparatus, including:
Pressure box body;
Pre-buried base unit, the pre-buried base unit include pressure box base, fixture and support pressure for fixed
The limited support part of box base, one end of the fixture are used to be fixedly connected with the support of preliminary bracing, the fixture
The other end is used to be fixedly connected with the pressure box base;
Position-limiting unit is fastened, the fastening position-limiting unit includes being used to the pressure box body being arranged on the pressure cell
Locating part on base and the installed part for being arranged on the locating part on the pressure box base, the installed part and institute
Pressure box base is stated to be detachably connected.
Preferably, the locating part is flexible limit part, and the locating part is shape of chinese word Ji, and the locating part forms pressure cell
Body holding tank, the locating part both ends are equipped with an installed part.
Preferably, the installed part is thumb screw, and the installed part is connected with the pressure cell whorl of base.
Preferably, the locating part is steel plate, and the thickness of the locating part is 1.0mm-2.0mm, the width of the locating part
Spend for 45mm-55mm.
Preferably, the fixture is U-shaped screw-rod structure, and the bottom of the fixture is set in the support of preliminary bracing
On, the openend of the fixture is fixedly connected by threaded fastener with the pressure box base.
Preferably, the fixture at least two, multiple fixtures are equidistantly arranged successively.
Preferably, the limited support part is at least two, the limited support part parallel arrangement, and two neighboring institute
The spacing for stating limited support part is equal.
Preferably, the limited support part is plank frame.
Preferably, in addition to for be set in pressure box body connection survey line on protection sleeve.
Preferably, the protection sleeve is steel-tube construction.
In the above-mentioned technical solutions, tunnel provided by the utility model, which just props up-two lining contact measurement apparatus, includes pressure
Power box body, pre-buried base unit and fastening position-limiting unit.Pre-buried base unit includes pressure box base, fixture and for solid
Surely the limited support part of pressure box base is supported, one end of fixture is used to be fixedly connected with the support of preliminary bracing, fixture
The other end be used for be fixedly connected with pressure box base.Fastening position-limiting unit is included for the spacing of the spacing pressure box body
Part and the installed part for being arranged on locating part on pressure box base, installed part are detachably connected with pressure box base.Installation
When, pressure box base is fixed on the support of preliminary bracing by fixture and limited support part, by locating part by pressure
Box body is arranged on pressure box base, and locating part is arranged on pressure box base by installed part.
By foregoing description, in the lining contact measurement apparatus of branch-two at the beginning of the tunnel that the application provides, by pre-
The support for burying base unit and preliminary bracing connects, the situation for avoiding the later stage from being punched in the early stage in supporting.Fastening position-limiting unit leads to
Cross detachable connection pressure box body is arranged on pressure box base, realize that pressure cell is installed, avoid welding high temperature from leading
Cause pressure cell calibration coefficient to change and cause the inaccurate situation of measurement, therefore, the tunnel that the application provides just props up-two lining contacts
Device for pressure measurement can reduce potential safety hazard while monitoring accuracy is improved.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
Fig. 1 is just propped up the structural representation of-two lining contact measurement apparatus by the tunnel that the utility model embodiment provides
Figure;
Fig. 2 is that tunnel shown in Fig. 1 just props up structural representation of-two lining contact measurement apparatus along A-A directions;
Fig. 3 is that tunnel shown in Fig. 1 just props up structural representation of-two lining contact measurement apparatus along B-B directions;
Fig. 4 just props up-two the overall of lining contact measurement apparatus by the tunnel that the utility model embodiment provides and arranged
Figure.
In wherein Fig. 1-4:The pre-buried base units of 1-, 11- fixtures, 12- limited supports part, 13- pressure box base, 14-
Threaded fastener, 2- fastenings position-limiting unit, 21- locating parts, 22- installed parts, 3- supports, 4- protections sleeve, 5- surveys line, 6- initial stages
Supporting, 7- secondary linings, 8- prearrangement of deformation amount space, 9- pressure box body, 91- pressure box body, 92- pressure box body, 93- pressures
Power box body, 94- pressure box body, 95- pressure box body, 96- pressure box body, 97- pressure box body, 10- tunnels cushion cap.
Embodiment
Core of the present utility model is to provide a kind of tunnel and just props up-two lining contact measurement apparatus, is improving monitoring essence
While spending, potential safety hazard is reduced.
In order that those skilled in the art more fully understands the technical solution of the utility model, it is below in conjunction with the accompanying drawings and real
Applying mode, the utility model is described in further detail.
Fig. 1 to Fig. 4 is refer to, in a kind of embodiment, at the beginning of the tunnel that the utility model specific embodiment provides
The lining contact measurement apparatus of branch-two includes pressure box body 9, pre-buried base unit 1 and fastening position-limiting unit 2.
Pre-buried base unit 1 includes pressure box base 13, fixture 11 and the limit for fixed support pressure box base 13
Position support member 12, one end of fixture 11 are used to be fixedly connected with the support 3 of preliminary bracing 6, and the other end of fixture 11 is used for
It is fixedly connected with pressure box base 13.Specifically, fixture 11 can be straight-bar structure, the end of fixture 11 and preliminary bracing
5 support 3 welds.Pressure box base 13 is made by thickness not less than 6mm steel plates, and plate size is according to the first type of branch shape steel bracket 3
Number and the size of pressure box body 9 depending on.
Fastening position-limiting unit 2 is included for the locating part 21 of spacing pressure box body 9 and for locating part 21 to be arranged on
Installed part 22 on pressure box base 13, installed part 22 are detachably connected with pressure box base 13, specifically, installed part 22 can be with
For buckle.Locating part 21 can be working of plastics, in order to extend the service life of locating part 21, while improve measurement accuracy, excellent
Choosing, locating part 21 is flexible limit part, specifically, locating part 21 is steel plate, in order to increase the service life, locating part 21 is preferably
Galvanized steel plain sheet, the thickness of locating part 21 is 1.0mm-2.0mm, specifically, thickness can be 1.5mm, the width of locating part 21 is
45mm-55mm, specifically, width can be 50mm.
With reference to Fig. 1, in two-way four-lane, broken strengthening segment uses composite lining structure, preliminary bracing 5 thick 28cm, secondary
The mould of lining cutting 7 builds reinforced concrete 60cm, wherein, the support 3 of shaped steel uses I 22a I-steel in preliminary bracing 6, just between the lining of branch-two
The deformation allowance 15cm in prearrangement of deformation amount space 8, design requirement lay 7 measuring points to tunnel monitoring section and the just lining of branch-two are connect
Touch pressure is monitored, pressure box body 92, the pressure box body of left spandrel of pressure box body 91, left haunch such as leftwall
93rd, the pressure box body 94 of vault, the pressure box body 95 of right spandrel, the pressure box body 96 of right haunch and the pressure of RightWall
Box body 97, tunnel is made according to liner structure size and just props up-two lining contact measurement apparatus.During installation, pass through fixture
11 and limited support part 12 pressure box base 13 is fixed on the support 3 of preliminary bracing 5, pass through installed part 22 and locating part
21 are arranged on pressure box body 9 on pressure box base 13.
By foregoing description ,-two lining contact measurements are propped up at the beginning of the tunnel that the application specific embodiment is provided
In device, it is connected by pre-buried base unit 1 with the support 3 of preliminary bracing 6, avoids the feelings punched in later stage supporting in the early stage 6
Condition, while avoid pressure cell from being cast in two lining concrete, pressure cell is tightly wrapped up by two lining concrete, can cause to measure number
According to serious distortion even mistake.Pressure box body 9 is arranged on by pressure by detachable connection by fastening position-limiting unit 2
On power box base 13, realize that pressure cell is installed, avoid welding high temperature from causing pressure cell calibration coefficient to change and cause measurement inaccurate
Situation, therefore, the tunnel that the application provides, which just props up-two lining contact measurement apparatus, to improve the same of monitoring accuracy
When, reduce potential safety hazard.
On the other hand, the tunnel just prop up-two lining contact measurement apparatus tunnel scene reinforcement shed can completion of processing,
And live waste material steel can be utilized more;Job site simple to install, relative inexpensiveness.
Preferably, locating part 21 is flexible limit part, and locating part 21 is shape of chinese word Ji, and locating part 21 forms pressure box body
Holding tank, the both ends of locating part 21 are equipped with an installed part 22, and locating part 21 is designed to shape of chinese word Ji, can well prevent tunnel both sides
Pressure box body 9 slides.Specifically, position of the installed part 21 relative to fixture 11, according to the installation site of pressure box body 9
Depending on, the application is not specifically limited.
Preferably, installed part 22 is thumb screw, and installed part 22 is threadedly coupled with pressure box base 13.Due to installed part 22
For thumb screw, further it is easy to adjust the installation site of pressure box body 9, improves installation accuracy, and then improve pressure monitoring
Precision.And the screw hole that thumb screw is screwed into pressure box base 13 through the locating part 21 of shape of chinese word Ji enters to pressure box body 9
Row fastening is spacing, by thumb screw fixation pressure box body 9, by being single-handedly screwed into.
Further, fixture 11 is U-shaped screw-rod structure, and the bottom of fixture 11 is set on the support 3 of preliminary bracing 5,
The openend of fixture 11 is fixedly connected by threaded fastener 14 with pressure box base 13.6mm round steel systems are not less than by diameter
Make, end thread, spiro rod length is depending on the first size of branch shape steel bracket 3 and design jetting cement thickness, U-shaped screw rod protruded length
Not higher than at the top of pressure cell, specifically made by the round steel of φ 8, resulting length 750mm, both ends thread 40mm, pressure box base 13 by
Thickness 10mm steel plates make, and size is 250mm × 180mm.
In order to improve bonding strength, it is preferable that fixture 11 at least two, the equidistantly arrangement successively of multiple fixtures 11.
Further, limited support part 12 at least two, limited support part 12 are arranged in parallel, and two neighboring limited support
The spacing of part 12 is equal.Specifically, limited support part 12 can be two, limited support part 12 is plank frame, thickness 6mm~
10mm steel plates form, it is preferable that steel plate thickness 8mm, size 90mm × 50mm, weld, ensure outside jetting cement with pressure box base 13
Table is flushed with pressure box base 13, while contact can be reached to support 3.
Specifically, when fixture 11 is two, and locating part 21 is one, pressure box base 13 is installed according to pressure cell
6 through holes are laid in position, wherein 4 corner perforates support the use with fixture 11, opening diameter is more than the diameter of fixture 11
1.5mm~2mm, two other hole are butterfly fastening screw screw hole, mantle fiber in hole, to fasten spacing pressure box body 9;End
Portion's perforate, aperture are more than thumb screw diameter 4mm, and after ensureing that pressure box body 9 is pressurized, the vertical displacement of locating part 21 is not by about
Beam, and lateral displacement suffers restraints, and is extruded without prejudice to pressure box body 9 by preliminary bracing 6, ensure that the accurate of Monitoring Data
Property.
Because existing monitoring method does not pay attention to the protection to drawing monitoring cable, when two lining formwork jumbos promote easily
The cutting of monitoring cable is caused, cable is also often connected root and broken by slungshot in tunnel tunnel face explosion, it is preferable that at the beginning of the tunnel
The lining contact of branch-two measurement apparatus also includes being used for the protection sleeve 4 being set on the connection survey line 5 of pressure box body 9.Tool
Body, protection sleeve 4 is that internal diameter is not less than 30mm steel pipe manufacturings, specifically, by internal diameter 50mm steel pipe manufacturings, length 500mm, in advance
It is embedded in tunnel cushion cap 10, good protection is carried out to survey line 5.
It is spacing specifically in use, pressure box base 13 is fixed on the support 3 of preliminary bracing 6 by fixture 11
The opposite end of support member 12 is fixedly connected with preliminary bracing 6 and pressure box base 13 respectively, and installed part 22 is screwed into pressure cell
Base, wherein installed part 22 are thumb screw.
Fixed pressure box base 13 and installed part 22 are wrapped up by covering, carry out spray operation, whitewashing
Completed when being flushed to pressure box base 13, the construction of preliminary bracing 6 finishes.Wherein, covering can be cotton structure, to prevent it
Destroyed by follow-up spray operation.
Pour tunnel cushion cap 10.
When the secondary lining 7 in tunnel is advanced to monitoring section, by installed part 22 by being screwed out on pressure box base 13, pressure is removed
The surface scum of power box base 13, pressure box body 9 fastened by installed part 22, locating part 21 spacing in pressure box base 13
On.
Draw the survey line 5 of pressure box body 9.
Wherein, pressure box base 13, limited support part 12 and fixture 11 are above-mentioned narrative structure.Tunnel tunnel face explosion
After slagging tap, preliminary bracing 6 is carried out, the support 3 of shaped steel is set up, hangs bar-mat reinforcement, beats anchor pole, by the fixture of pre-buried base unit 1
11 be U-shaped screw rod, and U-shaped screw rod is fixed on the lower edge of shape steel bracket 3, can reserve what shape steel bracket 3 designed by limited support part 12
Gunite coat thickness, now in advance manually by thumb screw precession pressure box base 13, in order to avoid quilt when base screw is whitewashed
It is stifled, after the completion of pressure box base 13 is fixed, mark is carried out, spray operation is carried out, whitewashes to pressure box base 13 and completed when flushing,
The construction of now preliminary bracing 6 finishes.
Specifically:When casting tunnel cushion cap 10, all surveys line 5 of monitoring section are concentrated into a branch of, pass through tied silk and two
The circumferential reinforcement colligation of secondary lining cutting 7, pre-buried protection sleeve 4, survey line 5 is in protection sleeve 4, specifically, passing through secondary lining 7
Circumferential reinforcement lead in protection sleeve 4 pre-buried at tunnel foundation.Treat that formwork jumbo is advanced to monitoring section and completed secondary
Survey line 5 is taken out from protection sleeve 4 after the reinforcing bar concrete placings of lining cutting 7, carries out data monitoring.
So far, tunnel just props up the embedded completion of-two measurement apparatus for building contact, and it is disconnected to treat that formwork jumbo is advanced to monitoring
Simultaneously complete after the reinforcing bar concrete placings of secondary lining 7 to take out survey line 5 from protection sleeve 4 and can carry out monitoring in real time just branch-two is built in face
Contact.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. a kind of tunnel just props up-two lining contact measurement apparatus, it is characterised in that including:
Pressure box body (9);
Pre-buried base unit (1), the pre-buried base unit (1) include pressure box base (13), fixture (11) and for solid
Surely the limited support part (12) of pressure box base (13) is supported, one end of the fixture (11) is used for and preliminary bracing (6)
Support (3) is fixedly connected, and the other end of the fixture (11) is used to be fixedly connected with the pressure box base (13);
Position-limiting unit (2) is fastened, the fastening position-limiting unit (2) includes being used for the pressure box body (9) installed in described
Locating part (21) on pressure box base (13) and for the locating part (21) to be arranged on into the pressure box base (13)
Installed part (22), the installed part (22) is detachably connected with the pressure box base (13).
2. tunnel according to claim 1 just props up-two lining contact measurement apparatus, it is characterised in that the locating part
(21) it is flexible limit part, the locating part (21) is shape of chinese word Ji, and the locating part (21) forms pressure box body holding tank, institute
State locating part (21) both ends and be equipped with an installed part (22).
3. tunnel according to claim 2 just props up-two lining contact measurement apparatus, it is characterised in that the installed part
(22) it is thumb screw, the installed part (22) is threadedly coupled with the pressure box base (13).
4. tunnel according to claim 3 just props up-two lining contact measurement apparatus, it is characterised in that the locating part
(21) it is steel plate, the thickness of the locating part (21) is 1.0mm-2.0mm, and the width of the locating part (21) is 45mm-55mm.
5. tunnel according to claim 2 just props up-two lining contact measurement apparatus, it is characterised in that the fixture
(11) it is U-shaped screw-rod structure, the bottom of the fixture (11) is set on the support (3) of preliminary bracing (6), the fixture
(11) openend is fixedly connected by threaded fastener (14) with the pressure box base (13).
6. tunnel according to claim 5 just props up-two lining contact measurement apparatus, it is characterised in that the fixture
(11) at least two, the equidistantly arrangement successively of multiple fixtures (11).
7. tunnel according to claim 1 just props up-two lining contact measurement apparatus, it is characterised in that the spacing branch
Support member (12) at least two, limited support part (12) parallel arrangement, and the two neighboring limited support part (12)
Spacing is equal.
8. tunnel according to claim 7 just props up-two lining contact measurement apparatus, it is characterised in that the spacing branch
Support member (12) is plank frame.
9. the tunnel according to any one of claim 1-8 just props up-two lining contact measurement apparatus, it is characterised in that
Also include being used for the protection sleeve (4) being set on the survey line (5) of pressure box body (9).
10. tunnel according to claim 9 just props up-two lining contact measurement apparatus, it is characterised in that the protective case
Cylinder (4) is steel-tube construction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720614288.0U CN206830188U (en) | 2017-05-27 | 2017-05-27 | Just prop up two lining contact measurement apparatus in tunnel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720614288.0U CN206830188U (en) | 2017-05-27 | 2017-05-27 | Just prop up two lining contact measurement apparatus in tunnel |
Publications (1)
Publication Number | Publication Date |
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CN206830188U true CN206830188U (en) | 2018-01-02 |
Family
ID=60773688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720614288.0U Withdrawn - After Issue CN206830188U (en) | 2017-05-27 | 2017-05-27 | Just prop up two lining contact measurement apparatus in tunnel |
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CN (1) | CN206830188U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108930540A (en) * | 2017-05-27 | 2018-12-04 | 中冶长天国际工程有限责任公司 | Just prop up-two lining contact pressure measuring devices and its method for embedding in tunnel |
-
2017
- 2017-05-27 CN CN201720614288.0U patent/CN206830188U/en not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108930540A (en) * | 2017-05-27 | 2018-12-04 | 中冶长天国际工程有限责任公司 | Just prop up-two lining contact pressure measuring devices and its method for embedding in tunnel |
CN108930540B (en) * | 2017-05-27 | 2024-02-13 | 中冶长天国际工程有限责任公司 | Tunnel primary support-secondary lining contact pressure measuring device and embedding method thereof |
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Granted publication date: 20180102 Effective date of abandoning: 20240213 |
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Granted publication date: 20180102 Effective date of abandoning: 20240213 |
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