CN208206111U - A kind of multibreak face in tunnel, multiangular measurement structure restrain device - Google Patents
A kind of multibreak face in tunnel, multiangular measurement structure restrain device Download PDFInfo
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- CN208206111U CN208206111U CN201820619042.7U CN201820619042U CN208206111U CN 208206111 U CN208206111 U CN 208206111U CN 201820619042 U CN201820619042 U CN 201820619042U CN 208206111 U CN208206111 U CN 208206111U
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- screw
- adjusting rod
- main body
- displacement meter
- tunnel
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Abstract
The utility model discloses a kind of multibreak faces in tunnel, multiangular measurement structure restrains device, by the way that elevator main body is arranged, lower dolly bar, upper adjusting rod, bracket annulus main body and electron displacement meter, using hand-rail type screw rod adjust the instrument height and can by electron displacement meter by bracket annulus in upper screw rod adjusting position and angle so as to measuring tunneling, the internal any position such as tunnel, any angle, and bracket annulus can be added according to Measure section quantitative requirement and measured, previous mechanical measuring instrument is improved to electronic type, and there is time device in measuring instrumentss, the change in location of elastic force bar is converted into electric signal, metering device is passed to by conducting wire, data display instrument converts electrical signals to read, it directly displays on a display screen, it does not need tester's observing apparatus and reads data, it saves Time improves efficiency.Therefore, the utility model has the characteristics that structure is simple and convenient to operate, is applied widely, reading speed is fast and measurement accuracy is high.
Description
Technical field
The utility model relates to the convergent devices and methods therefors of measurement structure in a kind of experiment of tunnel model, more particularly to
It is a kind of multibreak face in tunnel, multiangular measurement structure convergence device, belongs to earthwork test Instrument field.
Background technique
The deformation that tunnel surrounding periphery each point tends to tunnel center is known as restraining.Convergence measurement is tunnel indoor model test
In important measurement project, convergence measurement value is most basic metric data, by clearance convergence amount to country rock periphery and its
Speed is observed, and is grasped and is changed with time rule inside country rock, to judge the deflection of country rock and when for secondary supporting
Between foundation is provided, guarantee the deflection of structure within total deflection, for use in guiding construction.
There are mainly two types of the instruments of the displacement of measuring chamber inner tunnel model structure convergence at present: it is 1. mechanical, such as dial gauge；
2. electronic type, such as laser range finder.Mechanical existing main problem is no time set, cannot quickly and accurately be read
Number.Electronic type main problem is instrument using complex, and environmental condition is more demanding, involves great expense, can not be in model test
In promote the use of a large area.
Utility model content
The purpose of this utility model is to provide a kind of multibreak face in tunnel, multiangular measurement structures to restrain device, to overcome
The deficiencies in the prior art.
In order to achieve the above objectives, the utility model adopts the following technical solution:
A kind of multibreak face in tunnel, multiangular measurement structure restrain device, including elevator main body, lower dolly bar, upper adjusting
Bar, bracket annulus main body and electron displacement meter, lower dolly bar lower end are fixed on the lifting device of elevator main body, upper adjusting rod
One end is fixedly connected with lower dolly bar upper end, and bracket annulus main body is ring bodies, and bracket annulus main body ring bodies surrounding is equipped with
Multiple mounting holes, electron displacement meter (are removably mounted in the mounting hole of bracket annulus main body ring bodies surrounding, electron displacement meter
It is connected with data display instrument by signal output lead, data display instrument acquisition testing signal based on through electron displacement is aobvious
Show.
Further, multiple bracket annulus main bodys are installed on upper adjusting rod.
Further, elevator main body includes firm banking and hand-rail type screw lift, hand-rail type screw lift with
It is fixedly connected between firm banking by welding support.
Further, bracket annulus main body includes outer tube and the inner sleeve that is sheathed on adjusting rod, and outer tube is arranged
On the outside of inner sleeve, outer tube and inner sleeve side wall are equipped with screw hole, are fixed on upper adjusting rod by screw；Outside outer tube
Side is equipped with casing guide rail, further includes bracket annulus casing, and bracket annulus casing is equipped with inner sleeve guide rail through-hole, bracket annulus casing
It is set on outer tube, bracket annulus outside of sleeve is equipped with multiple connecting rods, electron displacement meter and connecting rod and is connected by screw thread
Connect fixation.
Further, lower dolly bar and upper adjusting rod are screw rod, the lifting of lower dolly bar and hand-rail type screw lift
Bar is connected through a screw thread, and passes through two logical screw shell connections between lower dolly bar and upper adjusting rod.
Further, inner sleeve is equipped with internal screw thread, and inner sleeve is arranged by screw thread with upper adjusting rod and is connect.
Further, electron displacement meter one end is equipped with the screw shell for connecting with connecting rod, and the other end is equipped with elastic force
Bar connects the measurement body in electron displacement meter by elastic force bar, measures body by signal output lead and is connected to data display instrument.
Further, data display instrument includes data acquisition controller, and data acquisition controller passes through data input lead
It is connect with signal output lead, data display instrument further includes the data display screen being set on data display instrument and timing screen, number
According to switch button is additionally provided on display instrument, data display screen and timing screen are all connected to data collector.
Compared with prior art, the utility model has technical effect beneficial below:
A kind of multibreak face in tunnel of the utility model, multiangular measurement structure restrain device, including elevator main body, lower adjusting
Bar, upper adjusting rod, bracket annulus main body and electron displacement meter, lower dolly bar lower end are fixed on the lifting device of elevator main body
On, upper adjusting rod one end is fixedly connected with lower dolly bar upper end, and bracket annulus main body is fixedly mounted on adjusting rod, bracket circle
Ring main body is ring bodies, and bracket annulus main body ring bodies surrounding is equipped with multiple mounting holes, and electron displacement meter is exported by signal
Conducting wire is connected with data display instrument, and data display instrument acquisition testing signal based on through electron displacement passes through hand-rail type screw rod
Adjust the height of the instrument and can by electron displacement meter by bracket annulus upper screw rod adjusting position and angle so as to
To measure the internal any position such as tunneling, tunnel, any angle, and can add to prop up according to Measure section quantitative requirement
Frame annulus measures.Previous mechanical measuring instrument is improved to electronic type, and there is time device in measuring instrumentss,
The change in location of elastic force bar is converted into electric signal, passes to data display instrument by conducting wire, data display instrument converts electric signal
For reading, directly displays on a display screen, save the time, improve efficiency.Therefore, the utility model is simple with structure, operates
Convenient, applied widely, the reading feature that speed is fast and measurement accuracy is high.
Further, by multiple bracket annulus upper screw rod fixation, while can multiple test sections place electronics
Displacement meter, can be from the convergent deformation of multiple angle positions such as measurement vault, arch bottom, left and right sides haunch, to realize tunnel mould
The measurement in the multibreak face of type.
Further, which is connected and fixed that mode is connected by screw bolts, interior hexagonal screw is fixed and embedding
Enter fixed mode, allows electron displacement meter to measure in tunnel more stable, quasi- exhausted Du Genggao.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the utility model fixing rack structure schematic diagram.
Fig. 3 is the utility model hand-rail type screw lift schematic diagram.
Fig. 4 is worm gear structure schematic diagram inside the utility model screw lift.
Fig. 5 is the utility model bracket circular ring structure schematic diagram.
Fig. 6 is the utility model electron displacement meter structural schematic diagram.
Fig. 7 is the utility model electron displacement meter structure scheme of installation.
Fig. 8 is the utility model data display screen schematic diagram.
Fig. 9 is hexagonal screw structural schematic diagram in the utility model.
Wherein, 1, elevator main body；2, lower dolly bar；3, two logical screw shell；4, upper adjusting rod；5, inner sleeve；6, outer
Casing；7, bracket annulus casing；8, signal output lead；9, elastic force bar；10, screw shell；11, threaded rod；12, data input
Conducting wire；13, data display instrument；14, data display screen；15, timing screen；16, switch button；17, tunnel surrounding；18, electronic bits
Move meter；19, fixed rack body；20, bracket annulus main body；21, connecting rod；22, joystick；23, firm banking；24, it welds
Bracket；25, hand-rail type screw lift；26, worm gear；27, worm screw；29, soket head cap screw.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
As shown in Figures 1 to 9, a kind of multibreak face in tunnel, multiangular measurement structure convergence device, including elevator main body 1,
Lower dolly bar 2, upper adjusting rod 4, bracket annulus main body 20 and electron displacement meter 18,2 lower end of lower dolly bar are fixed on lifting owner
On the lifting device of body 1, upper 4 one end of adjusting rod is fixedly connected with 2 upper end of lower dolly bar, and bracket annulus main body 20 is fixedly mounted on
On upper adjusting rod 4, bracket annulus main body 20 is ring bodies, and 20 ring bodies surrounding of bracket annulus main body is equipped with multiple mounting holes,
Electron displacement meter 18 is removably mounted in the mounting hole of 20 ring bodies surrounding of bracket annulus main body, and electron displacement meter 18 passes through
Signal output lead 8 is connected with data display instrument, and data display instrument 18 acquisition testing signals based on through electron displacement are aobvious
Show.
Specifically, being equipped with multiple bracket annulus main bodys 20 on upper adjusting rod 4；
Elevator main body 1 includes firm banking 23 and hand-rail type screw lift 25, hand-rail type screw lift 25 and solid
Determine to be fixedly connected between pedestal 23 by welding support 24, hand-rail type screw lift 25 is Worm and worm-wheel gearing, is such as schemed
Shown in 4, the worm screw 27 in hand-rail type screw lift 25 is connected by joystick 22, worm gear 26 is driven to be driven, to realize hand
The lifting of 25 elevating lever of formula screw lift；
Lower dolly bar 2 and upper adjusting rod 4 are screw rod, and lower dolly bar 2 and the elevating lever of hand-rail type screw lift 25 are logical
Threaded connection is crossed, is connected between lower dolly bar 2 and upper adjusting rod 4 by two logical screw shells 3；
Bracket annulus main body 20 includes outer tube 6 and the inner sleeve 5 being sheathed on adjusting rod 4, and outer tube 6 is sheathed on interior
5 outside of casing, outer tube 6 and 5 side wall of inner sleeve are equipped with screw hole, are fixed on upper adjusting rod 4 by screw；Outer tube 6
Outside is equipped with casing guide rail, further includes bracket annulus casing 7, bracket annulus casing 7 is set on outer tube 6, bracket annulus set
Multiple connecting rods 21 are uniformly provided on the outside of pipe 7, electron displacement meter 18 and connecting rod 21 are connected through a screw thread fixation；6 He of outer tube
Inner sleeve 5 is fixed in connecting rod 21 by soket head cap screw 29；
18 one end of electron displacement meter is equipped with the screw shell 10 for connecting with connecting rod 21, and the other end is equipped with elastic force bar 9,
The measurement body in electron displacement meter 18 is connected by elastic force bar 9, measurement body is connected to data by signal output lead 8 and shows
Instrument；
Specifically, connecting rod 21 and electron displacement meter 18 are connected by threaded rod 11；11 both ends of threaded rod respectively with connection
Bar 21 and electron displacement meter 18 are threadedly coupled；
Connecting rod 21 is equipped with hexagonal socket nut, passes through the screw shell 10 of hexagonal socket nut and 18 one end of electron displacement meter
It is fixedly connected, convenient for the angular adjustment of electron displacement meter 18；
Specifically, inner sleeve 5 is equipped with internal screw thread, inner sleeve 5 is arranged by screw thread with upper adjusting rod 4 and is connect, and inner sleeve 5 is solid
Positioning is set to be needed to adjust according to detection position；
Data display instrument 13 includes data acquisition controller, and data acquisition controller passes through data input lead 12 and letter
Number output lead 8 connects, and data display instrument 13 further includes the data display screen 14 and timing screen being set on data display instrument 13
15, switch button 16 is additionally provided on data display instrument 13, and data display screen 14 and timing screen 15 are all connected to data collector；
Lower dolly bar 2 is carried out height adjustment by hand-rail type screw lift 25 by fixed rack body, lower dolly bar with
Upper adjusting rod 4 is bolted by two logical screw shells 3, and length can be adjusted according to tunnel model depth, inner sleeve
After pipe 5 is fixed at a certain position of adjusting rod 4 by hexagonal screw 29 in two M10, outer tube 6 is inserted in small steel pipe
And by the fixed inner sleeve 5 of hexagonal screw 29 in two M8 and upper adjusting rod 4, then it is embedded in bracket annulus casing 7 and is consolidated
It is fixed, it is combined into bracket annulus main body 20, then in 18 lower end of connecting rod 21 and electron displacement meter main body of bracket annulus casing 7
Threaded barrel is bolted by screw thread quarter butt, length and Measure section quantity is needed to be wanted according to the size of tunnel surrounding 17
Ask and test demand setting, the combination of bracket annulus main body 20 is according to the position and angle of the Measure section of tunnel model test
It spends the needs of situation and is arranged, open the switch button 16 of data display instrument 13, the signal by electron displacement meter main body 18 is defeated
Conducting wire 8 transmits data to data input lead 12 to data display screen 14, to show displacement data and time in number simultaneously out
According on display screen 14 and timing screen 15；
The appropriate location screw lift main body 1 on the outside of the tunnel portal excavated, connects lower dolly bar 2 by joystick tune
To suitable height, adjustment bracket annulus main body 20 is in the position of upper adjusting rod 4 after bolting two logical screw shells 3, upper adjusting rod 4
Reach and need the position measured and adjust measurement angle, and determine Measure section quantity as needed, electronics is then installed
Displacement meter main body 18, into hole measure, turn on the switch at this time button 16 observe data display screen 14, by fine tuning lower dolly bar 2, on
Adjusting rod 4 makes data reach suitable primary data, records different moments at the time of can be according to timing screen 15 after being installed
Displacement data.
Hand-rail type screw lift internal structure is mainly made of worm gear, worm screw, the nut with iron arc, worm gear diameter
90mm, gear, pitch worm 4mm, external structure are made of fixing mould, joystick.Worm screw is affected to rotate by joystick, thus
Worm gear rotation is driven, the rotation of worm gear causes the driven of nut, and then lower screw rod is made to may be implemented to move up and down progress height tune
Section.The reserved and lower screw diameter bore of a size in the bottom of hand-rail type screw lift, conducive to the adjusting of height；
The height of the instrument is adjusted by hand-rail type screw rod and electron displacement meter can be passed through into bracket annulus in upper spiral shell
Bar adjusting position and angle, and can bases so as to measure the internal any position such as tunneling, tunnel, any angle
Measure section quantitative requirement is added bracket annulus and is measured.Previous mechanical measuring instrument is improved to electronic type, and
There is time device in measuring instrumentss.The change in location of elastic force bar is converted into electric signal, passes to metering device by conducting wire, number
It converts electrical signals to read according to display instrument, directly display on a display screen.The time is saved, is improved efficiency.Therefore, this is practical new
Type has the characteristics that structure is simple and convenient to operate, is applied widely, reading speed is fast and measurement accuracy is high.
By multiple bracket annulus upper screw rod fixation, while can multiple test sections place electron displacement meters, can
With from the convergent deformation of measurement vault, arch bottom, multiple angle positions such as left and right sides haunch, to realize the multibreak face of tunnel model
Measurement.
The bracket annulus is connected and fixed that mode is connected by screw bolts, fixed side is fixed and be embedded in interior hexagonal screw
Formula allows electron displacement meter to measure in tunnel more stable, quasi- exhausted Du Genggao.
Claims (9)
1. a kind of multibreak face in tunnel, multiangular measurement structure restrain device, which is characterized in that including elevator main body (1), lower
Pole (2), upper adjusting rod (4), bracket annulus main body (20) and electron displacement meter (18), lower dolly bar (2) lower end are fixed on liter
On the lifting device for dropping owner's body (1), upper adjusting rod (4) one end is fixedly connected with lower dolly bar (2) upper end, bracket annulus main body
(20) it is fixedly mounted on adjusting rod (4), bracket annulus main body (20) is ring bodies, bracket annulus main body (20) ring bodies four
It is equipped with multiple mounting holes week, electron displacement meter (18) is removably mounted at the installation of bracket annulus main body (20) ring bodies surrounding
In hole, electron displacement meter (18) is connected with data display instrument by signal output lead (8), and data display instrument is used for electron displacement
Meter (18) acquisition testing signal is shown.
2. a kind of multibreak face in tunnel according to claim 1, multiangular measurement structure restrain device, which is characterized in that on
Multiple bracket annulus main bodys (20) are installed on adjusting rod (4).
3. a kind of multibreak face in tunnel according to claim 1, multiangular measurement structure restrain device, which is characterized in that rise
Drop owner's body (1) includes firm banking (23) and hand-rail type screw lift (25), hand-rail type screw lift (25) and fixation
It is fixedly connected between pedestal (23) by welding support (24).
4. a kind of multibreak face in tunnel according to claim 1, multiangular measurement structure restrain device, which is characterized in that branch
Frame annulus main body (20) includes outer tube (6) and the inner sleeve (5) being sheathed on adjusting rod (4), and outer tube (6) is sheathed on interior
On the outside of casing (5), outer tube (6) and inner sleeve (5) side wall are equipped with screw hole, are fixed on upper adjusting rod (4) by screw；
It is equipped with casing guide rail on the outside of outer tube (6), further includes bracket annulus casing (7), bracket annulus casing (7) is equipped with inner sleeve guide rail
Through-hole, bracket annulus casing (7) are set on outer tube (6), are equipped with multiple connecting rods on the outside of bracket annulus casing (7)
(21), electron displacement meter (18) and connecting rod (21) are connected through a screw thread fixation.
5. a kind of multibreak face in tunnel according to claim 4, multiangular measurement structure restrain device, which is characterized in that even
Extension bar (21) is equipped with hexagonal socket nut, fixed by hexagonal socket nut and the screw shell (10) of electron displacement meter (18) one end
Connection.
6. a kind of multibreak face in tunnel according to claim 4, multiangular measurement structure restrain device, which is characterized in that interior
Casing (5) is equipped with internal screw thread, and inner sleeve (5) is arranged by screw thread with upper adjusting rod (4) and is connect, and solid with soket head cap screw
It is fixed.
7. a kind of multibreak face in tunnel according to claim 1, multiangular measurement structure restrain device, which is characterized in that under
Adjusting rod (2) and upper adjusting rod (4) are screw rod, and lower dolly bar (2) and the elevating lever of hand-rail type screw lift (25) pass through
It is threadedly coupled, is connect between lower dolly bar (2) and upper adjusting rod (4) by two logical screw shells (3).
8. a kind of multibreak face in tunnel according to claim 1, multiangular measurement structure restrain device, which is characterized in that electricity
Sub- displacement meter (18) one end is equipped with the screw shell (10) for connecting with connecting rod (21), and the other end is equipped with elastic force bar (9), leads to
The measurement body in elastic force bar (9) connection electron displacement meter (18) is crossed, measurement body is connected to data by signal output lead (8) and shows
Show instrument.
9. a kind of multibreak face in tunnel according to claim 1, multiangular measurement structure restrain device, which is characterized in that number
It include data acquisition controller according to display instrument (13), data acquisition controller is led by data input lead (12) and signal output
Line (8) connection, data display instrument (13) further includes the data display screen (14) and timing screen being set on data display instrument (13)
(15), it is additionally provided with switch button (16) on data display instrument (13), data display screen (14) and timing screen (15) are all connected to count
According to collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820619042.7U CN208206111U (en) | 2018-04-27 | 2018-04-27 | A kind of multibreak face in tunnel, multiangular measurement structure restrain device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820619042.7U CN208206111U (en) | 2018-04-27 | 2018-04-27 | A kind of multibreak face in tunnel, multiangular measurement structure restrain device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208206111U true CN208206111U (en) | 2018-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820619042.7U Expired - Fee Related CN208206111U (en) | 2018-04-27 | 2018-04-27 | A kind of multibreak face in tunnel, multiangular measurement structure restrain device |
Country Status (1)
| Country | Link |
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| CN (1) | CN208206111U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108731641A (en) * | 2018-04-27 | 2018-11-02 | 长安大学 | A kind of multibreak face in tunnel, multiangular measurement structure restrain device |
-
2018
- 2018-04-27 CN CN201820619042.7U patent/CN208206111U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108731641A (en) * | 2018-04-27 | 2018-11-02 | 长安大学 | A kind of multibreak face in tunnel, multiangular measurement structure restrain device |
| CN108731641B (en) * | 2018-04-27 | 2024-05-07 | 长安大学 | Tunnel multi-section and multi-angle measurement structure convergence device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20190427 |