CN212721351U - Tensile force conversion type self-collection recoverable multipoint displacement meter - Google Patents

Tensile force conversion type self-collection recoverable multipoint displacement meter Download PDF

Info

Publication number
CN212721351U
CN212721351U CN202021831811.3U CN202021831811U CN212721351U CN 212721351 U CN212721351 U CN 212721351U CN 202021831811 U CN202021831811 U CN 202021831811U CN 212721351 U CN212721351 U CN 212721351U
Authority
CN
China
Prior art keywords
tension
displacement
displacement meter
guide rod
claw head
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.)
Expired - Fee Related
Application number
CN202021831811.3U
Other languages
Chinese (zh)
Inventor
袁永强
陈登红
李琛
王想君
王恩乾
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui University of Science and Technology
Original Assignee
Anhui University of Science and Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Anhui University of Science and Technology filed Critical Anhui University of Science and Technology
Priority to CN202021831811.3U priority Critical patent/CN212721351U/en
Priority to ZA2021/00737A priority patent/ZA202100737B/en
Application granted granted Critical
Publication of CN212721351U publication Critical patent/CN212721351U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The utility model discloses a tensile force conversion formula is from gathering recoverable multiple spot displacement meter. The utility model discloses a constitute by spring tensiometer, pulling force record appearance, pulling force record information passback device, portable lower fixed claw head and portable upper fixed claw head, reciprocating control device, precision spring, bottom pulling force information save box, computer processing program. The push guide rod and the recovery guide rod are matched with the upper and lower movement control devices to enable the drill hole to be fixed and recovered at the designated depth. The utility model provides an installation and use process complicacy, wire rope knot, the irregular shock of data, data law is abnormal, data sudden change, data continuity or integrality subalternation problem, realized that multiple spot displacement meter measured data's is quick accurate and effective, provide the powerful assurance for solving reliable stable measured data.

Description

Tensile force conversion type self-collection recoverable multipoint displacement meter
Technical Field
The utility model relates to a tensile force conversion formula is from gathering recoverable multiple spot displacement meter.
Background
Reliable and stable measurement data is the basis of engineering safety evaluation, and the multipoint displacement meter is a special instrument for monitoring the internal deformation of a rock mass, the displacement generated during the separation of a top plate rock stratum and the displacement generated during the separation of a roadway side deep rock stratum supported by an anchor rod and an anchor rope, and is also a main instrument for measuring the displacement, settlement, strain and slippage of multiple parts of a deep layer of a structural object. At present, common problems of the multipoint displacement meter in the installation and use process include complex procedures, knotted steel wire ropes, irregular data oscillation, irregular data, sudden data change, poor data continuity or integrity, incapability of recycling the common multipoint displacement meter and the like, and the problems are more or less related to the quality of a monitoring instrument or the quality of installation and maintenance and are also related to errors generated during manual measurement. Therefore, in order to solve the common problems in the use and installation processes of the multipoint displacement meter and ensure the reliability of the monitoring data, an effective instrument is not yet available.
SUMMERY OF THE UTILITY MODEL
In order to overcome the common problem of multiple spot displacement meter in installation and use complicated, wire rope knot, the irregular shock of data, data law are abnormal, data sudden change, data continuity or integrality are poor, the unable scheduling problem of retrieving of ordinary multiple spot displacement meter including installation and use procedure, the utility model provides a tensile force conversion formula is from gathering recoverable multiple spot displacement meter, and this tensile force conversion formula is from gathering the solution that recoverable multiple spot displacement meter can be fine not enough.
In order to achieve the above purpose, the technical scheme of the utility model is that: the displacement meter is composed of a spring tension meter, a tension recorder, a tension recording information return device, a movable lower fixed claw head, a movable upper fixed claw head and an up-down movement control device thereof, the displacement meter is composed of a plurality of displacement meters, a precision spring, a bottom tension information storage box and a set of multi-point displacement meters, wherein the fixed claw heads are arranged at four positions on the upper side and the lower side of the displacement meters, the spring tension meter is arranged on the lower part of the displacement meters, the displacement meters are connected by the precision spring, the inside of the displacement meters is hollow, the end heads of the displacement meters are open, the multi-point displacement meters are pushed into a drill hole by a push-in guide rod during working and installation, the displacement meters are fixed, then, the tension recorder starts to record tension data values among the displacement meters, the data recorded by the tension recording information return device is returned to the bottom tension information storage box, and the multi-point displacement meters are recovered by a recovery guide rod after measurement is completed, and finally, processing the tension information in the bottom tension information storage box on computer software to obtain the displacement of each deep point.
Compared with the prior art, the beneficial effects of the utility model are that, can effectively solve installation and use procedure complicacy, wire rope knot, the irregular shock of data, data law is abnormal, data sudden change, data continuity or integrality are poor, the unable scheduling problem of retrieving of ordinary multiple spot displacement meter, realized the used repeatedly of multiple spot displacement meter, measured data's quick accuracy and effective provides the powerful assurance for solving reliable and stable measured data.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic diagram of a plane structure of a tension conversion type self-collecting recoverable multipoint displacement meter of the present invention.
Fig. 2 is a schematic view of an embodiment of the tension conversion type self-collecting recoverable multipoint displacement meter of the present invention.
Fig. 3 is the schematic diagram of the internal structure of the upper jaw of the tension conversion type self-collecting recoverable multipoint displacement meter of the present invention.
Fig. 4 is a schematic view of the internal structure of the lower jaw head of the tension conversion type self-collecting recoverable multipoint displacement meter of the present invention.
In the figure, 1, a displacement meter, 2, a hollow inner wall of the displacement meter, 3, a push-in guide rod groove, 4, a recovery guide rod groove, 5, an upper moving control device, 6, a lower moving control device, 7, a movable upper fixed claw head, 8, a movable upper fixed claw head channel, 9, a movable lower fixed claw head, 10, a movable lower fixed claw head channel, 11, a pulley device, 12, a small spring, 13, a tension meter, 14, a tension recorder, 15, a tension information feedback device, 16, a precision spring, 17, a T-shaped push-in guide rod, 18, a crotch-shaped recovery guide rod, 19, a bottom tension information storage box, 20, a computer, 21, tension information, 21, a roadway side, 22, a top plate and 23 surrounding rocks are arranged.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following description, in combination with the drawings in the embodiments of the present invention, clearly and completely describes the technical solutions in the embodiments of the present invention, and obviously, the described embodiment is one embodiment, not all embodiments, in the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention. It should be noted that the drawings are in simplified form and are not to precise scale, which is only for the purpose of facilitating clear auxiliary description of the embodiments of the present invention.
The utility model provides a tensile force conversion formula is from gathering recoverable multiple spot displacement meter, it is shown with reference to fig. 1 ~ 4, adopt roofbolter upwards to beat drilling towards tunnel roof (22), beat drilling left, right towards tunnel lane group (21), install into drilling with tensile force conversion formula from gathering recoverable multiple spot displacement meter. The T-shaped push guide rod (17) reaches the upper movement control device (5) at the hollow inner wall (2) of the displacement meter along the push guide rod groove (3) of the hollow inner wall (2) of the displacement meter, the upper movement control device (5) is pushed to enable the movable upper fixed claw head (7) to retract into the side part of the displacement meter (1) along the movable upper fixed claw head channel (8), when the T-shaped push guide rod (17) is withdrawn, the upper movement control device (5) returns to the initial state under the action of the elastic potential energy of the small spring (12) to enable the movable upper fixed claw head (7) to extend out of the side part of the displacement meter (1) along the movable upper fixed claw head channel (8) so as to fix the displacement meter, the precision spring (16) is used for connecting each displacement meter at the position of the tension meter (13) and then connecting the bottom tension information storage box (19), the tension conversion type self-collecting recoverable multi-point displacement meter starts to work, and drives the displacement meter (1) to move along with the, the movement of the displacement meters (1) enables the precision spring (16) to deform to generate tension at the tension meter (13), the tension recorder (14) records the tension values among the displacement meters (1), the tension information return device (15) transmits the tension values among the displacement meters (1) to the bottom tension information storage box (19) for storage, and the bottom tension information storage box (19) is detached when monitoring is finished, so that the tension information (21) is transmitted to the computer (20) for analysis to obtain displacement data. A crotch-type recovery guide rod (18) reaches a lower movement control device (6) at the hollow inner wall (2) of the displacement meter along a recovery guide rod groove (4) of the hollow inner wall (2) of the displacement meter, the lower movement control device (6) is pushed to enable a movable lower fixed claw head (9) to retract into the side part of the displacement meter (1) along a movable lower fixed claw head channel (10), the displacement meter (1) recovers without resistance, when the crotch-type recovery guide rod (18) exits, the lower movement control device (6) returns to an initial state under the action of elastic potential energy of a small spring (12) to enable the movable lower fixed claw head (9) to extend out of the side part of the displacement meter (1) along the movable lower fixed claw head channel (10), and at the moment, instrument installation, data recording, data analysis and instrument recovery are all completed.

Claims (7)

1. The utility model provides a tensile force conversion formula is from gathering recoverable multiple spot displacement meter which characterized in that: the displacement meter is composed of a spring tension meter, a tension recorder, a tension recording information return device, a movable lower fixed claw head, a movable upper fixed claw head and an up-down movement control device thereof, the displacement meter is composed of a plurality of displacement meters, a precision spring, a bottom tension information storage box and a set of multi-point displacement meters, wherein the fixed claw heads are arranged at four positions on the upper side and the lower side of the displacement meters, the spring tension meter is arranged on the lower part of the displacement meters, the displacement meters are connected by the precision spring, the inside of the displacement meters is hollow, the end heads of the displacement meters are open, the multi-point displacement meters are pushed into a drill hole by a push-in guide rod during working and installation, the displacement meters are fixed, then, the tension recorder starts to record tension data values among the displacement meters, the data recorded by the tension recording information return device is returned to the bottom tension information storage box, and the multi-point displacement meters are recovered by a recovery guide rod after measurement is completed, and finally, processing the tension information in the bottom tension information storage box on computer software to obtain the displacement of each deep point.
2. The tension conversion type self-collecting recoverable multipoint displacement gauge according to claim 1, wherein the lower movable claw head and the upper movable claw head all extend out of the side of the displacement gauge in an initial state of non-operation, the upper movable claw head retracts into the side of the displacement gauge during drilling advancement, the upper fixed claw head extends out of the side of the displacement gauge after reaching a specified drilling depth, the lower fixed claw head retracts into the side of the displacement gauge during recovery, and the lower movable claw head and the upper movable claw head return to the side of the initial state all extend out of the displacement gauge after leaving the drilling hole.
3. The tension conversion type self-collecting recoverable multipoint displacement meter according to claim 1, wherein the extension of the movable upper fixed claw head at the side part of the displacement meter is controlled by an upper moving control device, the upper moving control device is arranged at the hollow inner wall of the displacement meter, a guide rod pushing groove is formed in the hollow inner wall of the displacement meter, a steel bar with the same diameter as the width of the pushing groove is connected to the top end of a cylindrical guide rod, the length of the steel bar exceeding the diameter of the cylindrical guide rod is the same as the depth of the pushing groove, the overall shape of the steel bar is T-shaped, the T-shaped cylindrical guide rod is a pushing guide rod, the pushing guide rod reaches the upper moving control device along the pushing groove, the upper claw head is contracted by pushing the upper moving control device forwards, the displacement meter is pushed to reach the specified depth of the.
4. The tension conversion type self-collecting recoverable multipoint displacement meter according to claim 1, wherein the contraction of the movable lower fixed jaw at the side of the displacement meter is controlled by a lower moving control device, the lower moving control device is arranged below an upper moving control device at the hollow inner wall of the displacement meter, a guide rod recovery groove is arranged in the hollow inner wall of the displacement meter, an elastic steel rod with the same diameter as the width of the push-in groove and the recovery groove is obliquely connected at the left front end and the right front end of the cylindrical guide rod, the inclination angle is about 5 degrees, the whole shape is a crotch shape, the recovery guide rod reaches the control device along the recovery groove, the lower jaw is contracted by pulling the control device backwards, the displacement meter is pulled out of the drill hole to be recovered, and the jaw extends out of the side of the displacement meter after the recovery of the displacement meter.
5. The tension conversion type self-collecting recoverable multipoint displacement meter according to claim 1, wherein the upper movement control means comprises a pulley means, a small spring and a pushing plate, and the lower movement control means comprises a fixed pulley, a small spring and a recovering plate.
6. The tension conversion type self-collecting recoverable multipoint displacement meter according to claim 1, wherein the tension meter is circular and is connected with a precision spring rotating thread in series, and the push-in guide rod and the recovery guide rod can freely move in the spring to enter the hollow part of the displacement meter.
7. The tension conversion type self-collecting recoverable multipoint displacement meter according to claim 1, wherein the tension recorder and the tension recording information returning device are connected in series at the bottom of the displacement meter and are arranged side by side, the tension recording information returning device does not have a data storage function but returns data to the bottom tension information storage box once every certain period of time, and the bottom tension information storage box stores all the data.
CN202021831811.3U 2020-08-27 2020-08-27 Tensile force conversion type self-collection recoverable multipoint displacement meter Expired - Fee Related CN212721351U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202021831811.3U CN212721351U (en) 2020-08-27 2020-08-27 Tensile force conversion type self-collection recoverable multipoint displacement meter
ZA2021/00737A ZA202100737B (en) 2020-08-27 2021-02-03 Tension conversion type self-collecting recyclable multipoint displacement meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021831811.3U CN212721351U (en) 2020-08-27 2020-08-27 Tensile force conversion type self-collection recoverable multipoint displacement meter

Publications (1)

Publication Number Publication Date
CN212721351U true CN212721351U (en) 2021-03-16

Family

ID=74924479

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021831811.3U Expired - Fee Related CN212721351U (en) 2020-08-27 2020-08-27 Tensile force conversion type self-collection recoverable multipoint displacement meter

Country Status (2)

Country Link
CN (1) CN212721351U (en)
ZA (1) ZA202100737B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116295076A (en) * 2023-02-13 2023-06-23 长江水利委员会长江科学院 Installation guide and locking device for tandem type multi-position displacement measuring meter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116295076A (en) * 2023-02-13 2023-06-23 长江水利委员会长江科学院 Installation guide and locking device for tandem type multi-position displacement measuring meter
CN116295076B (en) * 2023-02-13 2024-03-26 长江水利委员会长江科学院 Installation guide and locking device for tandem type multi-position displacement measuring meter

Also Published As

Publication number Publication date
ZA202100737B (en) 2021-04-28

Similar Documents

Publication Publication Date Title
CN212721351U (en) Tensile force conversion type self-collection recoverable multipoint displacement meter
CN106703795A (en) Roof rock in the lane grade while drilling detection device and method based on laser distance meter
CN208121737U (en) Circular cone dynamic sounding automatically records experimental rig
CN202975361U (en) Advance detection apparatus for unfavorable geology and rock mass mechanical property of deep and long tunnel
CN103018788A (en) Advanced detection device and method for unfavorable geology and rock mass mechanical properties of deep and long tunnels
CN110042823B (en) Multifunctional dynamic sounding automatic recording system and test method based on Internet of things
CN112240839B (en) Geotechnical sampling device and sampling method for geotechnical engineering investigation
CN201915940U (en) Device for recording displacement parameters of drill bit of drilling machine by using laser in real time
CN210013203U (en) Automatic recording device for standard penetration
CN204694250U (en) A kind of fishing rod formula grade rod
CN107476274B (en) Measurement and analysis system for front end of feeler lever of standard penetration test
CN113551637B (en) Monitoring device and method for surrounding rock deformation in whole process of tunnel construction based on TBM
JP6602675B2 (en) Geological exploration method in front of the face
JP2710740B2 (en) Front face exploration method
JP2004316117A (en) Measuring device for face forward bedrock displacement and measuring method
CN104863576A (en) Method for judging geological layer where drill of drilling machine where drill of drilling machine drilling for certain depth is positioned
CN216645668U (en) Pull rod force measuring device suitable for monitoring of collapsing
CN216348396U (en) Be applied to domatic soil thickness measurement device of stony desertification
CN109631830A (en) A kind of tunnel is met head on limit unsupported back span measuring device and method
CN214944243U (en) Online range finding guiding mechanism in stock drill carriage tunnel
CN109631835A (en) A kind of tunnel is met head on the vertical deflection monitoring device in empty top zone and method
CN204491571U (en) Machine self-recording unit visited by a kind of pricker
CN113029652A (en) Sampling equipment capable of accurately positioning depth for soil layer survey
CN219568809U (en) Self-drilling type dynamic sounding device and system
CN105486347A (en) Device and measurement and processing method for drilling site geotechnical parameters

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210316