CN210198299U - Novel tunnel convergence instrument - Google Patents
Novel tunnel convergence instrument Download PDFInfo
- Publication number
- CN210198299U CN210198299U CN201920728095.7U CN201920728095U CN210198299U CN 210198299 U CN210198299 U CN 210198299U CN 201920728095 U CN201920728095 U CN 201920728095U CN 210198299 U CN210198299 U CN 210198299U
- Authority
- CN
- China
- Prior art keywords
- ruler
- instrument
- length
- transmission device
- novel tunnel
- 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.)
- Active
Links
Images
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model provides a novel tunnel convergence instrument, one end of a high-precision miniature force cell sensor passes through a fixed baffle plate and is connected with a spring through a steel catch, the other end of the spring is in contact connection with the end surface of an adjusting nut, one end of a shell is connected with one end of the adjusting nut, the other end of the adjusting nut is connected with a ruler frame, a steel ruler with holes is connected in the middle of the ruler frame through a shaft, and a hook is arranged on the inner side of the ruler frame; one end of the length measuring tool is connected with the fixed baffle, and the other end of the length measuring tool is in contact connection with the steel baffle; the portable reading instrument is characterized in that a transmission device is arranged in the shell, the length measuring tool and the high-precision miniature force measuring sensor are respectively connected with the transmission device through a length data line and a force value data line, and the transmission device is in wireless connection with the portable reading instrument. The portable reading instrument can directly display the tension value and the length value, effectively eliminates the step of manually determining the reticle position in the measurement of the traditional instrument, and effectively reduces the manual error in each measurement by adopting a numerical quantification mode.
Description
Technical Field
The utility model relates to a in tunnel construction control measurement field, in particular to novel tunnel convergence appearance.
Background
The instrument for measuring the deformation of the tunnel surrounding rock is a tunnel convergence instrument, and the deformation between buried points is measured through buried points (or hooks) pre-buried on the surface of the surrounding rock. During a common condition test, a tester opens a steel ruler crank of the convergence gauge, pulls out a ruler head hook and puts the ruler head hook into a measuring point hole, pulls the convergence gauge to the other end measuring point, hooks a ruler frame into the measuring point hole, selects a proper ruler hole, inserts a ruler hole pin, fixes the ruler and a ruler connecting frame by a ruler clip, and enables a scale line on a plastic window to be aligned between two white lines on a ruler in a tension window by adjusting an adjusting nut. Because the result is the average value of the numerical values measured for many times, the condition that whether the scribed line is at the same position between the white lines of the scale or not cannot be ensured in many times of measurement by manpower, and therefore the deformation between the buried points can be influenced by the influence of manual errors, and the judgment of the stability of the surrounding rock is influenced.
In addition, there is a utility model patent (application number: 201820940881.9) among the prior art, discloses a novel tunnel convergence detects auxiliary device, and this novel tunnel convergence detects auxiliary device is provided with miniature tension sensor, can convert the non-electric quantity that is surveyed into the transmission of electric quantity, through placing high accuracy number in the traditional digital display tension sensor inside, connects to come the accurate measurement steel chi stretching force in the spring coupling of convergence meter, can real-time observation steel chi stretching force size quantization degree. The utility model discloses a there is certain limitation in addition during the use, still adopts the artifical reading record of spiral micrometer when convergence numerical test, has artifical reading error, has certain influence to the measurement accuracy of whole instrument.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of current means, provide a novel tunnel convergence appearance, the miniature force cell of high accuracy and length measurement instrument pass through transmission device and portable reading appearance wireless connection, and the direct pulling force value and the deformation value that will measure in the process show on portable reading instrument, reduce because artifical reading for the reading error that tunnel convergence appearance caused, improve the measuring accuracy.
In order to achieve the purpose, the utility model provides a novel tunnel convergence instrument, which comprises a high-precision micro force cell, an adjusting nut, a length measuring tool, a transmission device, a portable reading instrument and a shell, the high-precision micro force transducer is arranged in the shell, a first fixed baffle and a second fixed plate are arranged in the shell at intervals, the loading end of the high-precision miniature force transducer penetrates through the first fixed baffle plate and is connected with one surface of the steel baffle plate, the non-loading end of the high-precision micro force transducer is fixedly connected with the second fixing plate, the other side of the steel catch is connected with a spring, one end of the shell is connected with one end of an adjusting nut, the other end of the adjusting nut is connected with a ruler frame, a steel ruler with a hole is connected in the middle of the ruler frame through a shaft, a hook is arranged on the inner side of the ruler frame, and the other end of the spring is fixedly connected with one end of the hook; one end of the length measuring tool is connected with the first fixed baffle, and the other end of the length measuring tool is connected with the steel baffle in a butting mode; the transmission device is arranged inside the shell, the length measuring tool and the high-precision miniature force measuring sensor are respectively connected with the transmission device through a length data line and a force value data line, and the transmission device is in wireless connection with the portable reading instrument.
Further, the novel tunnel convergence still includes allies oneself with chi frame and chi card, the other end and the one end of alliing oneself with the chi frame of shell are connected, the other one end and the chi card one end of alliing oneself with the chi frame are connected, the other end of chi card is equipped with chi hole round pin through the pivot, the other end of alliing oneself with the chi frame still is equipped with the couple.
Furthermore, the length measuring tool comprises a measuring head, a measuring rod, a rack, a gear train and a displacement detection sensor, wherein the measuring head is connected to one end of the measuring rod, the measuring rod is connected with the rack, the rack is meshed with one gear in the gear train, and the displacement detection sensor is arranged on the gear; when the adjusting nut rotates, the spring is compressed to drive the steel separation blade to contact with the measuring head, the measuring head drives the measuring rod and the rack to move linearly and slightly, the rack drives the gear train to rotate, and the displacement detection sensor detects the displacement of the gear rotation.
Furthermore, the transmission device comprises a microprocessor chip, a coding IC, an amplifying triode and a transmitting tube, wherein the coding IC, the amplifying triode and the transmitting tube are respectively connected with the microprocessor, the microprocessor chip is used for processing the received length signals and force value signals, and the coding IC is used for amplifying and modulating the length signals and the force value signals through the triode.
Furthermore, the transmitting tube is an infrared transmitting tube and is used for converting an electric signal into an optical signal and transmitting the optical signal.
Further, the portable reading instrument is provided with a display screen, a receiving tube and a receiving IC, wherein the receiving IC is electrically connected with the display screen, and the receiving tube is connected with the receiving IC.
Further, the receiving tube is an infrared transmitting tube and is used for converting the received optical signal into an electric signal and feeding back the electric signal to the receiving IC.
Furthermore, the portable reading instrument is also provided with a switch key and a switching key, wherein the switch key is used for controlling the on and off of the portable reading instrument, and the switching key is used for switching and displaying the tension value and the length value.
Because the utility model adopts the above technical scheme, make the beneficial effect that this application possesses lie in:
1. the utility model discloses a miniature force cell sensor of high accuracy and length measurement instrument pass through transmission device and portable reading appearance wireless connection, and direct pulling force value and the deformation value that will measure in the process show on portable reading instrument, and the step of artifical groove position of confirming when effectively having removed traditional instrument and measuring adopts the mode of numerical value quantization, has reduced the artifical error when measuring at every turn effectively.
2. The utility model discloses establish length measuring tool between first fixed plate and steel baffle, steel baffle one end is connected with the spring, and the spring other end is connected with couple one end, gives the steel baffle through the small linear motion of the compression transmission of spring to the steel baffle carries out the measurement of deformation value with length measuring tool's gauge head contact, and simple structure is compact.
3. The utility model discloses a digital demonstration of tension value, when testing at every turn, conveniently adjust the tension value unanimous, can guarantee the measuring precision of convergence value effectively.
4. The utility model discloses through infrared wireless transmission between transmission device and the portable reading appearance, can directly read pulling force value and deformation value on the portable reading appearance, need not any material electric wire.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the utility model relates to a novel tunnel convergence appearance's monitoring state schematic diagram.
Fig. 2 is the utility model relates to a partial schematic diagram of novel tunnel convergence appearance.
Figure 3 is the utility model relates to a novel miniature force cell sensor of high accuracy schematic diagram of tunnel convergence appearance.
Fig. 4 is the utility model relates to a novel tunnel convergence appearance length measurement instrument schematic diagram.
Fig. 5 is the utility model relates to a novel portable reading appearance of tunnel convergence appearance schematic diagram.
The above reference numerals:
1. a high-precision miniature force sensor; 2. adjusting the nut; 3. a length measuring tool; 4. a transmission device; 5. a portable reader; 6. a housing; 7. a first fixed baffle; 8. a steel baffle plate; 9. a spring; 10. A ruler frame; 11. a steel ruler with holes; 12. hooking; 13. a ruler connecting frame; 14. a ruler card; 15. a ruler hole pin; 16. A display screen; 17. a length data line; 18. a force value data line; 19. a second fixed stop.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
The invention is further described below with reference to the accompanying drawings and specific embodiments:
referring to fig. 1, 2 and 3, the utility model provides a novel tunnel convergence instrument, which comprises a high-precision miniature force transducer 1, an adjusting nut 2, a length measuring tool 3, a transmission device 4, a portable reading instrument 5 and a shell 6, wherein the high-precision miniature force transducer 1 is arranged inside the shell 6, a first fixed baffle 7 and a second fixed plate 19 are arranged at intervals in the shell 6, the loading end of the high-precision miniature force transducer 1 passes through the first fixed baffle 7 to be connected with one surface of a steel blocking piece 8, the non-loading end of the high-precision miniature force transducer 1 is fixedly connected with the second fixed plate 19, the other surface of the steel blocking piece 8 is connected with a spring 9, one end of the shell 6 is connected with one end of the adjusting nut 2, the other end of the adjusting nut 2 is connected with a ruler frame 10, a steel ruler 11 with a hole is connected with the middle of the ruler frame 10, the other end of the spring 9 is fixedly connected with one end of a hook 12; one end of the length measurement 3 is connected with a first fixed baffle 7, and the other end of the length measurement 3 is connected with a steel baffle 8 in an abutting mode; the transmission device 4 is arranged in the shell 6, the length measuring tool 3 and the high-precision miniature force measuring sensor 1 are respectively connected with the transmission device 4 through a length data line 17 and a force value data line 18, and the transmission device 4 is wirelessly connected with the portable reading instrument 5. When the device is used, when the adjusting nut 2 rotates, the spring 9 is stressed and compressed, and the high-precision micro force cell 1 transmits the tensile force generated when the spring 9 is compressed into the transmission device through the length data wire 17; at the same time, the convergence of the length measuring tool 3 by the monitoring point causes the spring 9 to be compressed and transmitted into the transmission device via the length data line 17. The transmission device 4 wirelessly transmits the data to the portable reading instrument 5 for display, effectively eliminates the step of manually determining the reticle position during measurement of the traditional instrument, and effectively reduces the manual error during measurement each time by adopting a numerical quantification mode.
Referring to fig. 1, the novel tunnel convergence further comprises a ruler connecting frame 13 and a ruler clip 14, the other end of the shell 6 is connected with one end of the ruler connecting frame 13, the other end of the ruler connecting frame 13 is connected with one end of the ruler clip 14, a ruler hole pin 15 is arranged at the other end of the ruler clip 14 through a rotating shaft, and a hook 12 is further arranged at the other end of the ruler connecting frame 13.
Referring to fig. 1 and 4, in order to measure the micro deformation accurately, a length measuring tool 3 is provided, the length measuring tool 3 includes a measuring head, a measuring rod, a rack, a gear train and a displacement detecting sensor, the measuring head is connected to one end of the measuring rod, the measuring rod is connected to the rack, the rack is engaged with one gear in the gear train, and the displacement detecting sensor is provided on the gear; when the adjusting nut 2 rotates, the spring 9 is compressed to drive the steel separation blade 8 to contact with the measuring head, the measuring head drives the measuring rod and the rack to move linearly and slightly, the rack drives the gear train to rotate, and the displacement detection sensor is used for detecting the displacement of the gear rotation. The length measuring tool 3 causes the measuring rod to move linearly and slightly, the deformation value is detected by the displacement detection sensor after the gear transmission amplification, and the deformation value is fed back to the transmission device 4 through the length data line 17, so that the error of manual reading during each measurement is effectively reduced, and the measurement precision is improved.
Preferably, the transmission device 4 comprises a microprocessor chip, a coding IC, an amplifying triode and a transmitting tube, wherein the coding IC, the amplifying triode and the transmitting tube are respectively connected with the microprocessor, the microprocessor chip is used for processing the received length signal and force value signal, and the coding IC is used for amplifying and modulating the length signal and the force value signal through the triode.
Preferably, the transmitting tube is an infrared transmitting tube, and is used for converting an electric signal into an optical signal and transmitting the optical signal.
Preferably, the portable reading instrument 5 is provided with a display screen, a receiving tube and a receiving IC, wherein the receiving IC is electrically connected with the display screen, and the receiving tube is connected with the receiving IC.
Preferably, the receiving tube is an infrared transmitting tube, and is configured to convert the received optical signal into an electrical signal and feed back the electrical signal to the receiving IC.
Preferably, referring to fig. 5, the portable reading instrument is further provided with a switch key and a switch key, wherein the switch key is used for controlling the portable reading instrument to be switched on and off, and the switch key is used for switching and displaying the tension value and the length value.
It should be noted that, referring to fig. 1, before the novel tunnel convergence instrument is used, 1 drill hole needs to be drilled on the surrounding rocks on the two sides of the tunnel, and 2 drill holes are ensured on the same tunnel section as much as possible; then install the reinforcing bar built-in fitting in the drilling respectively through high strength resin adhesive, the reinforcing bar built-in fitting leaks the end and reserves sufficient length, reserves length and should be greater than tunnel lining structure thickness to avoid receiving the disturbance at tunnel lining support stage testing arrangement, the end that exposes on the reinforcing bar built-in fitting is equipped with and gets in touch 12 complex holes, then hangs the couple at this novel tunnel convergence appearance both ends respectively on the hole of reinforcing bar built-in fitting.
This novel tunnel convergence appearance installation is accomplished the back, through adjusting nut 2 regulation, and spring 9 is compressed, and the miniature force cell sensor of high accuracy 1 measures the initial tension after foraminiferous steel chi 11 is taut and feeds back to portable reading appearance 5 through transmission device 4, and initial tension value can be measured through length measuring device to the while of reading that can be convenient. In subsequent measurement, the value of the initial tension measurement is used as the basis of the tension value in each subsequent measurement, the length value is read on the premise that the tension value in each measurement is consistent with the initial tension value, and the difference is made between the length value in different subsequent time periods and the initial length, so that the convergence value in the tunnel in different time periods is obtained, and the measurement precision of the instrument is effectively ensured.
The above is a detailed introduction of the present invention, and the principles and embodiments of the present invention have been explained herein using specific embodiments, and the explanations of the above embodiments are only used to help understand the methods and core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (8)
1. A novel tunnel convergence instrument is characterized by comprising a high-precision miniature force transducer, an adjusting nut, a length measuring tool, a transmission device, a portable reading instrument and a shell, wherein the high-precision miniature force transducer is arranged in the shell, a first fixed baffle and a second fixed baffle are arranged in the shell, a loading end of the high-precision miniature force transducer penetrates through the first fixed baffle and is connected with one surface of a steel blocking piece, a non-loading end of the high-precision miniature force transducer is fixedly connected with the second fixed baffle, the other surface of the steel blocking piece is connected with a spring, one end of the shell is connected with one end of the adjusting nut, the other end of the adjusting nut is connected with a ruler frame, a steel ruler with holes is connected to the middle of the ruler frame through a shaft, a hook is arranged on the inner side of the ruler frame, and the other end of the;
one end of the length measuring tool is connected with the first fixed baffle, and the other end of the length measuring tool is connected with the steel baffle in a butting mode;
the transmission device is arranged in the shell, the length measuring tool and the high-precision miniature force measuring sensor are respectively connected with the transmission device through a length data line and a force value data line, and the transmission device is in wireless connection with the portable reading instrument.
2. The novel tunnel convergence instrument as claimed in claim 1, further comprising a ruler connecting frame and a ruler, wherein the other end of the housing is connected to one end of the ruler connecting frame, the other end of the ruler connecting frame is connected to one end of the ruler, the other end of the ruler is provided with a ruler hole pin through a rotating shaft, and the other end of the ruler connecting frame is provided with a hook.
3. The novel tunnel convergence instrument of claim 1, wherein the length measuring tool comprises a measuring head, a measuring rod, a rack, a gear train and a displacement detecting sensor, the measuring rod is connected to one end of the measuring rod, the measuring rod is connected with the rack, the rack is meshed with one gear in the gear train, and the displacement detecting sensor is arranged on the gear.
4. The novel tunnel convergence instrument as claimed in claim 1, wherein the transmission device comprises a microprocessor chip, a coding IC, an amplifying transistor and a transmitting tube, the coding IC, the amplifying transistor and the transmitting tube are respectively connected to the microprocessor, the microprocessor chip is configured to process the received length signal and the received force value signal, and the coding IC is configured to amplify and modulate the length signal and the force value signal via the transistor.
5. The novel tunnel convergence instrument of claim 4, wherein the transmitting tube is an infrared transmitting tube for converting electrical signals into optical signals and transmitting the optical signals.
6. The novel tunnel convergence instrument of claim 1, wherein the portable reading instrument comprises a display screen, a receiving tube and a receiving IC, the receiving IC is electrically connected to the display screen, and the receiving tube is connected to the receiving IC.
7. The novel tunnel convergence instrument of claim 6, wherein the receiver tube is an infrared transmitter tube for converting the received optical signal into an electrical signal and feeding back the electrical signal to the receiver IC.
8. The novel tunnel convergence instrument as claimed in claim 6, wherein the portable reading instrument further comprises a switch button for controlling the portable reading instrument to be turned on and off, and a switch button for switching the tension value and the length value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920728095.7U CN210198299U (en) | 2019-05-21 | 2019-05-21 | Novel tunnel convergence instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920728095.7U CN210198299U (en) | 2019-05-21 | 2019-05-21 | Novel tunnel convergence instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210198299U true CN210198299U (en) | 2020-03-27 |
Family
ID=69874647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920728095.7U Active CN210198299U (en) | 2019-05-21 | 2019-05-21 | Novel tunnel convergence instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210198299U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114268855A (en) * | 2021-12-01 | 2022-04-01 | 广东建采网科技有限公司 | Data acquisition method and system of convergence instrument based on LoRa wireless transmission technology |
-
2019
- 2019-05-21 CN CN201920728095.7U patent/CN210198299U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114268855A (en) * | 2021-12-01 | 2022-04-01 | 广东建采网科技有限公司 | Data acquisition method and system of convergence instrument based on LoRa wireless transmission technology |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100578523B1 (en) | An Inspection method of a Touch Panel | |
| CN107882011B (en) | miniature probe with temperature compensation function | |
| CN206248252U (en) | A kind of anchor pole axial direction dynamometer | |
| CN210198299U (en) | Novel tunnel convergence instrument | |
| CN104655418B (en) | Parking brake detection device | |
| KR20080114159A (en) | Concrete stiffness measurement apparatus and method using ultrasonic wave in the underwater | |
| CN102538875A (en) | All-purpose tester of actuator | |
| CN116223782B (en) | Device and method for detecting grouting quality of pore canal | |
| CN101329240A (en) | Digital rebound tester | |
| CN210570475U (en) | Experimental device for simulating measurement of pipeline bending change | |
| CN202809591U (en) | Static cone penetration system | |
| CN209524930U (en) | A kind of displacement sensor for pull rope calibrating installation | |
| CN201611292U (en) | Yarn tension measurement apparatus | |
| CN201166550Y (en) | Apparatus for measuring crack depth | |
| CN209819232U (en) | Pipeline pressure detection system | |
| CN208333280U (en) | Intelligent clearance gauge | |
| CN208921548U (en) | Socks elastic recovery rate tester | |
| CN202329929U (en) | On-line detection instrument for load sensor | |
| CN206787728U (en) | Split type underground water temperature measurer | |
| CN202453009U (en) | Integrated tester for actuator | |
| CN113108733A (en) | Two-wire vibrating wire sensor with temperature detection function and detection method thereof | |
| CN207609447U (en) | Rock mass energy flow monitor | |
| CN206399394U (en) | A kind of accurate steel ruler convergence device | |
| CN201527243U (en) | Split-type digital display indicator | |
| CN217765345U (en) | Testing device for measurement accuracy of steel bar stress sensor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |