CN216816982U - Shear wave velocity test depth calibration device - Google Patents
Shear wave velocity test depth calibration device Download PDFInfo
- Publication number
- CN216816982U CN216816982U CN202122554538.5U CN202122554538U CN216816982U CN 216816982 U CN216816982 U CN 216816982U CN 202122554538 U CN202122554538 U CN 202122554538U CN 216816982 U CN216816982 U CN 216816982U
- Authority
- CN
- China
- Prior art keywords
- shear wave
- wave velocity
- bottom plate
- guide sheave
- calibration device
- 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
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides a shear wave velocity test depth calibration device, and belongs to the field of shear wave velocity test equipment. The technical scheme is as follows: including handling frame and shear wave velocity tester, still including setting up the ranging mechanism on the handling frame, the handling frame includes roof and bottom plate, is provided with a plurality of vaulting poles between roof and the bottom plate, and roof and bottom plate central point put to correspond and have seted up the handle hole and operate the hole down, are provided with ranging mechanism on the roof. The beneficial effects of the utility model are as follows: simple structure, convenient to use can accurately judge the height that the probe rises and test, have promoted the accuracy of soil layer reaction analysis model data greatly.
Description
Technical Field
The utility model relates to the field of shear wave velocity testing equipment, in particular to a shear wave velocity testing depth calibration device.
Background
One of important field works for evaluating earthquake safety in shear wave velocity test is that test quality directly affects field earthquake motion parameter calculation results, and generally, the longer the shear wave velocity test time is, the more serious the shrinkage of a soft soil layer is, the higher the collapse probability of a loose stratum is, the higher the probability that a probe is blocked or buried is, which requires us to improve test efficiency on the premise of ensuring test quality;
in the testing process, need go into the drilling of digging in advance and establishing below the probe, do a plurality of depth mark in advance on the cable, a plurality of depth mark intervals are 1m, later transfer the probe to the drilling bottom, draw and drag the cable and promote the probe slowly, promote 1m and detect once, but use the depth mark for a long time and drop easily, judge the lift distance near the depth mark, hardly guarantee that the height of promoting at every turn is 1m, and the number of times of lifting is more, the accumulative error is big more, near the earth's surface, the accumulative error of depth can reach 3 ~ 5m, directly influence the accuracy of soil layer reaction analysis model data, it is big to the calculation result influence.
SUMMERY OF THE UTILITY MODEL
The shear wave velocity test depth calibration device is simple in structure and convenient to use, can accurately judge the rising height of the probe for testing, and greatly improves the accuracy of soil layer reaction analysis model data.
The utility model is realized by the following measures:
the shear wave velocity test depth calibration device is characterized by comprising an operation frame, a shear wave velocity tester and a distance measurement mechanism arranged on the operation frame;
the operating frame comprises a top plate and a bottom plate, a plurality of support rods are arranged between the top plate and the bottom plate, an upper operating hole and a lower operating hole are correspondingly formed in the center positions of the top plate and the bottom plate, and the distance measuring mechanism is arranged on the top plate;
the operation frame is also provided with a cleaning assembly, and the cleaning assembly comprises a pair of semicircular shells arranged on the bottom plate;
the pair of semicircular shells form a cleaning cylinder body, mounting plates are arranged on two sides of the bottom surface of each semicircular shell, the mounting plates are arranged on the bottom plate through bolts, and corresponding threaded mounting holes are formed in the bottom plate;
the upper end face and the lower end face of each of the pair of semicircular shells are provided with a through semicircular opening, and cleaning sponges are arranged in the pair of semicircular shells.
The utility model has the following specific characteristics:
the distance measuring mechanism is including setting up last handle hole one side the L shape mounting panel of bottom plate bottom, L shape mounting panel lower extreme inboard is provided with down the direction sheave, go up the handle hole opposite side the bottom plate bottom is provided with the mount pad, be provided with the meter rice wheel on the mount pad, the meter rice wheel with the corresponding setting in direction sheave position down.
The utility model discloses a meter rice machine, including mount pad, horizontal vaulting pole, rotatory mounting panel is provided with in the articulated rotation mounting panel that is provided with of horizontal vaulting pole tip, the rotation mounting panel free end is provided with meter rice wheel.
An encoder is arranged at the free end of the rotary mounting plate, an input shaft is arranged at one end of the outer surface of the encoder, and the end part of the input shaft penetrates through the rotary mounting plate to be provided with the metering wheel;
preferably, when the device is used, the encoder is electrically connected with the counter, and a storage battery is provided for supplying power to the counter and the encoder (the encoder, the metering wheel, the counter and the connection of the counter are all the prior art, and the description is omitted here).
The rotary mounting board with be provided with the extension spring between the horizontal stay bar, extension spring one end sets up on the rotary mounting board, the extension spring other end sets up on the horizontal stay bar, meter rice wheel with down the guide sheave correspond the setting, and support and be in down on the guide sheave.
And the upper guide sheave is arranged above the lower guide sheave and on the inner side of the L-shaped mounting plate.
And an auxiliary guide grooved wheel is arranged on one side of the upper operation hole and on the top surface of the top plate.
The center lines of the auxiliary guide sheave, the upper guide sheave and the lower guide sheave are on the same horizontal line.
When the shear wave velocity is tested, firstly, the semicircular shell is detached, then the operation frame is placed on the periphery of a drilled hole, the upper operation hole, the lower operation hole and the drilled hole are concentrically arranged as far as possible, the rotary mounting plate is pulled up, one end of a probe of a shear wave velocity tester penetrates through the upper operation hole and the lower operation hole and is placed to the bottom of the drilled hole (the drilling depth is generally 100m, and a mark with the length of 100m is arranged on a cable of the shear wave velocity tester), the cable is clamped on the lower guide grooved wheel, the upper guide grooved wheel and the auxiliary guide grooved wheel after the placement, the rotary mounting plate is reset, the metering wheel and the lower guide grooved wheel clamp the cable under the action of the tension spring, and finally the counter is reset;
during the test, will semi-circular shell installs on the bottom plate to make the cable centre gripping in both sides between the clean sponge in the semi-circular shell, upwards slowly stimulate the cable, make the probe slowly rise, the cable is in this moment meter rice wheel with between the lower guide sheave, when the pulling cable, meter rice wheel rotates, through meter rice wheel rotates the counter can demonstrate the height (and the meter number) of cable pulling, and every time the counter increases 1m, stops to stimulate the cable and carries out the shear wave speed test, and when the pulling cable made the probe slowly rise, the cable passed through both sides the clean sponge of semi-circular shell, clean sponge can carry out preliminary cleanness to the mud on the cable.
The utility model has the beneficial effects that: simple structure, convenient to use can accurately judge the height that the probe rose and test, have promoted the accuracy of soil layer reaction analysis model data greatly.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a semicircular shell in an embodiment of the present invention.
Wherein the reference numerals are: 1. a top plate; 101. an upper operation hole; 2. a base plate; 201. a lower operation hole; 3. an L-shaped mounting plate; 4. a lower guide sheave; 5. a meter wheel; 6. an auxiliary guide sheave; 7. rotating the mounting plate; 8. a mounting seat; 9. an upper guide sheave; 10. an encoder; 11. a tension spring; 12. a horizontal stay bar; 13. a semi-circular housing; 1301. a semicircular opening; 1302. and (7) mounting the plate.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
Referring to fig. 1-4, a shear wave velocity test depth calibration device comprises an operation frame, a shear wave velocity tester and a distance measuring mechanism arranged on the operation frame;
the operation frame comprises a top plate 1 and a bottom plate 2, a plurality of support rods are arranged between the top plate 1 and the bottom plate 2, an upper operation hole 101 and a lower operation hole 201 are correspondingly formed in the center positions of the top plate 1 and the bottom plate 2, and a distance measuring mechanism is arranged on the top plate 1;
the operation frame is also provided with a cleaning assembly, and the cleaning assembly comprises a pair of semicircular shells 13 arranged on the bottom plate 2;
the pair of semi-circular shells 13 form a cleaning cylinder, mounting plates 1302 are arranged on two sides of the bottom surface of each semi-circular shell 13, the mounting plates 1302 are arranged on the bottom plate 2 through bolts, and corresponding threaded mounting holes are formed in the bottom plate 2;
the upper and lower end faces of the pair of semicircular shells 13 are provided with penetrating semicircular openings 1301, and cleaning sponges are arranged in the pair of semicircular shells 13.
Ranging mechanism is including setting up L shape mounting panel 13023 in last handle hole 101 one side, bottom plate 2 bottom, and L shape mounting panel 13023 lower extreme inboard is provided with down guide sheave 4, goes up handle hole 101 opposite side, bottom plate 2 bottom and is provided with mount pad 8, is provided with meter rice wheel 5 on the mount pad 8, and meter rice wheel 5 corresponds the setting with guide sheave 4 position down.
The mounting base 8 is provided with a horizontal stay bar 12, the end part of the horizontal stay bar 12 is hinged with a rotary mounting plate 13027, and the free end of the rotary mounting plate 13027 is provided with a meter counting wheel 5.
The free end of the rotary mounting plate 13027 is provided with an encoder 10, one end of the outer surface of the encoder 10 is provided with an input shaft, and the end part of the input shaft penetrates through the rotary mounting plate 13027 to be provided with a metering wheel 5;
preferably, when in use, the encoder 10 is electrically connected with the counter, and a storage battery is provided for supplying power to the counter and the encoder 10 (the encoder 10, the metering wheel 5, the counter and the connection thereof are all the prior art, and are not described herein again).
A tension spring 11 is arranged between the rotary mounting plate 13027 and the horizontal stay bar 12, one end of the tension spring is arranged on the rotary mounting plate 13027, the other end of the tension spring is arranged on the horizontal stay bar 12, and the meter wheel 5 is arranged corresponding to the lower guide sheave 4 and is abutted against the lower guide sheave 4.
An upper guide sheave 9 is arranged above the lower guide sheave 4 and on the inner side of the L-shaped mounting plate 13023.
An auxiliary guide sheave 6 is arranged on one side of the upper operation hole 101 and on the top surface of the top plate 1.
The center lines of the auxiliary guide sheave 6, the upper guide sheave 9 and the lower guide sheave 4 are on the same horizontal line.
When the shear wave velocity is tested, firstly, the semicircular shell 13 is detached, then the operation frame is placed on the periphery of a drilled hole, the upper operation hole 101, the lower operation hole 201 and the drilled hole are arranged concentrically as far as possible, the rotary mounting plate 13027 is pulled up, one end of a probe of the shear wave velocity tester penetrates through the upper operation hole 101 and the lower operation hole 201 and is placed to the bottom of the drilled hole (the drilling depth is generally 100m, and a mark with the length of 100m is arranged on a cable of the shear wave velocity tester), the cable is clamped on the lower guide grooved wheel 4, the upper guide grooved wheel 9 and the auxiliary guide grooved wheel 6 after the placement is finished, the rotary mounting plate 13027 is reset, the meter wheel 5 and the lower guide grooved wheel 4 clamp the cable under the action of the tension spring 11, and finally the counter is reset;
during the test, install semicircle casing 13 on bottom plate 2, and make the cable centre gripping between the clean sponge in both sides semicircle casing 13, upwards slowly stimulate the cable, make the probe slowly rise, the cable is in meter rice wheel 5 and down between the guide sheave 4 this moment, when the pulling cable, meter rice wheel 5 rotates, rotate the height (and the meter number of meters) that the counter can demonstrate the cable pulling through meter rice wheel 5, every time the counter increases 1m, stop the pulling cable and carry out the shear wave speed test, when the pulling cable makes the probe slowly rise, the cable passes through the clean sponge of both sides semicircle casing 13, clean sponge can carry out preliminary cleaning to the mud on the cable.
The technical features of the present invention which are not described in the above embodiments may be implemented by or using the prior art, and are not described herein again, of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions or substitutions which may be made by those skilled in the art within the spirit and scope of the present invention should also fall within the protection scope of the present invention.
Claims (8)
1. The shear wave velocity test depth calibration device is characterized by comprising an operation frame, a shear wave velocity tester and a distance measurement mechanism arranged on the operation frame;
the operating frame comprises a top plate and a bottom plate, a plurality of support rods are arranged between the top plate and the bottom plate, an upper operating hole and a lower operating hole are correspondingly formed in the center positions of the top plate and the bottom plate, and the distance measuring mechanism is arranged on the top plate;
the operation frame is also provided with a cleaning assembly, and the cleaning assembly comprises a pair of semicircular shells arranged on the bottom plate;
the pair of semicircular shells form a cleaning cylinder body, mounting plates are arranged on two sides of the bottom surface of each semicircular shell, the mounting plates are arranged on the bottom plate through bolts, and corresponding threaded mounting holes are formed in the bottom plate;
the upper end face and the lower end face of each of the pair of semicircular shells are provided with a through semicircular opening, and cleaning sponges are arranged in the pair of semicircular shells.
2. The shear wave velocity test depth calibration device according to claim 1, wherein the distance measuring mechanism comprises an L-shaped mounting plate disposed at the bottom of the bottom plate on one side of the upper operation hole, a lower guide sheave is disposed at the inner side of the lower end of the L-shaped mounting plate, a mounting seat is disposed at the bottom of the bottom plate on the other side of the upper operation hole, and a meter wheel is disposed on the mounting seat and corresponds to the lower guide sheave.
3. The shear wave speed test depth calibration device of claim 2, wherein a horizontal stay bar is arranged on the mounting seat, a rotary mounting plate is hinged to the end of the horizontal stay bar, and the meter wheel is arranged at the free end of the rotary mounting plate.
4. The shear wave speed test depth calibration device of claim 3, wherein an encoder is arranged at the free end of the rotary mounting plate, an input shaft is arranged at one end of the outer surface of the encoder, and the meter wheel is arranged at the end part of the input shaft penetrating through the rotary mounting plate.
5. The shear wave velocity test depth calibration device of claim 4, wherein a tension spring is arranged between the rotary mounting plate and the horizontal stay bar, one end of the tension spring is arranged on the rotary mounting plate, the other end of the tension spring is arranged on the horizontal stay bar, and the meter wheel is arranged corresponding to the lower guide sheave and abuts against the lower guide sheave.
6. The shear wave velocity test depth calibration device of claim 5, wherein an upper guide sheave is located inside the L-shaped mounting plate above the lower guide sheave.
7. The shear wave velocity test depth calibration device of claim 6, wherein an auxiliary guide sheave is provided on the top surface of the top plate on the side of the upper operation hole.
8. The shear wave velocity test depth calibration device of claim 7, wherein the centerlines of the auxiliary guide sheave, the upper guide sheave and the lower guide sheave are on the same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122554538.5U CN216816982U (en) | 2021-10-22 | 2021-10-22 | Shear wave velocity test depth calibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122554538.5U CN216816982U (en) | 2021-10-22 | 2021-10-22 | Shear wave velocity test depth calibration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216816982U true CN216816982U (en) | 2022-06-24 |
Family
ID=82048401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122554538.5U Active CN216816982U (en) | 2021-10-22 | 2021-10-22 | Shear wave velocity test depth calibration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216816982U (en) |
-
2021
- 2021-10-22 CN CN202122554538.5U patent/CN216816982U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107389472B (en) | Mechanical cross plate shearing instrument and use method thereof | |
| CN210142138U (en) | Probe for communication tower maintenance | |
| CN216816982U (en) | Shear wave velocity test depth calibration device | |
| CN215953038U (en) | Geotechnical sampling device for geotechnical engineering investigation | |
| CN216815745U (en) | Shear wave velocity tester auxiliary device | |
| CN206479268U (en) | For loess and the forced three-dimensional soil pressure sensor of weak soil | |
| CN219015300U (en) | Gradient detection device | |
| CN208887734U (en) | A kind of Portable underground water water level well-depth measuring instrument | |
| CN207452871U (en) | Geotechnical engineering reconnaissance is with survey device | |
| CN217005901U (en) | Detector for measuring soil temperature and humidity | |
| CN213455252U (en) | Detection apparatus for foundation construction sediment thickness | |
| CN209167298U (en) | A kind of underground water detection device | |
| CN211115968U (en) | Underground water level monitoring tool for geological survey | |
| CN221442575U (en) | Pile foundation hole depth detection equipment | |
| CN112816024B (en) | Underground water level measuring system and method | |
| CN112240199A (en) | Method and device for measuring drilling depth by electronic meter counter | |
| CN212896288U (en) | Novel sampling resistance testing device | |
| CN220667470U (en) | Rock and soil deep hole drilling equipment | |
| CN220795111U (en) | Industrial waste water short-term test device | |
| CN216477308U (en) | Be used for ground reconnaissance drilling water level measuring tool | |
| CN216043674U (en) | Geotechnical engineering reconnaissance drilling water level measuring apparatu | |
| CN215292405U (en) | Logging cable depth acquisition device | |
| CN218121037U (en) | Environment detection device for electric power engineering construction site | |
| CN218212980U (en) | Soil detector with degree of depth sample structure | |
| CN215447902U (en) | Intelligent flow measuring vehicle for river and canal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |