CN207850595U - Steel chord type pore pressure gauge metering and calibrating device - Google Patents
Steel chord type pore pressure gauge metering and calibrating device Download PDFInfo
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- CN207850595U CN207850595U CN201721916365.4U CN201721916365U CN207850595U CN 207850595 U CN207850595 U CN 207850595U CN 201721916365 U CN201721916365 U CN 201721916365U CN 207850595 U CN207850595 U CN 207850595U
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- pressure gauge
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Abstract
The utility model is related to steel chord type pore pressure gauge metering and calibrating devices, including pressure source, pressure metering device, pressurized tank, intelligent measuring apparatus, it is characterised in that pressure metering device is arranged on pressurized tank by feed-line and pressure communication in pressure source；Pressurized tank includes tank body and upper cover, upper cover and tank body are fixed by Quick Release connection structure, pressure metering device is arranged on upper lid, upper cover, which is also set, multiple sets preformed hole, data connecting line is inserted in preformed hole, data connecting line connects intelligent measuring apparatus, and pressure metering device is arranged on pressurized tank by feed-line and pressure communication in pressure source.The beneficial effects of the utility model：Simple in structure, setting rationally, is easy to operate and control, can effectively solve the problems, such as the magnitude tracing of marine traffic engineering field steel chord type pore pressure gauge, become the important component of marine traffic engineering measuring system.
Description
Technical field
The utility model is related to marine traffic engineering metering fields, especially steel chord type pore pressure gauge metering and calibrating device.
Background technology
Steel chord type pore pressure gauge is most popular instrument and equipment in the construction of vacuum preloading reinforcement of soft soil, in order to
The change of properties situation of soft base intensity, deformation and different times soil in construction process is solved, reinforcing soft foundation effect is analyzed, is industry
Main and supervisor provides the monitoring data of science, to detect the construction quality in unit grasp reinforcing engineering, reinforces vacuum
The Engineering Control of precompressed.Experiment and in-situ data are analyzed simultaneously, study the mechanism of vacuum preloading, is visited
The construction technology of vacuum pre-press reinforcing on rope deep soft foundation, comprehensive assay reinforcing soft foundation effect ensure construction quality, are soft
Foundation and suggestion of the base using offer science.
Steel chord type pore pressure gauge is widely used in marine traffic engineering field, and the accuracy of measured value is to marine traffic engineering
Quality has large effect.Steel chord type pore pressure gauge is that social ownership is maximum in pore pressure gauge, most widely used
One kind.Existing steel chord type pore pressure gauge examines and determine foundation《JJG (traffic) 029-2004 marine traffic engineering steel chord type pore water pressures
Power meter vertification regulation》It carries out, without complete, system the calibrating installation suitable for steel chord type pore pressure gauge.
Utility model content
The purpose of the utility model is to overcome deficiencies existing for prior art, provide a kind of steel chord type pore water pressure
Metering and calibrating device is counted, the technical solution taken is as follows：
Steel chord type pore pressure gauge metering and calibrating device, including pressure source, pressure metering device, pressurized tank, intelligent testing
Measure instrument, it is characterised in that the pressure source is connected to by feed-line with the pressurized tank, and pressure gauge is arranged on the pressurized tank
Measure equipment；
The pressurized tank includes tank body and upper cover, and the upper cover is connected with the tank body, the pressure metering device setting
On upper lid, the upper cover is provided with 5 and sets preformed hole, and 4 single data connecting lines, the data connection are inserted in the preformed hole
Line connects the intelligent measuring apparatus.
Further, the side wall of the tank body is provided with manhole, and the tank base is provided with delivery pipe.
Further, the upper cover and the tank body are connected and fixed by Quick Release connection structure, and the preformed hole uses ring
Oxygen resin material seals, and the side wall peephole of the tank body, the upper cover is also equipped with peephole, is set in 1 preformed hole
It is equipped with temperature measurement equipment, institute's tank body, which also has, is provided with water inlet pipe, and liquid level gauge is arranged in the tank body.
Further, the water inlet pipe, feed-line, be respectively provided with valve on delivery pipe.
Further, the valve uses solenoid valve, the solenoid valve, the pressure metering device and the intelligent measure
Instrument is connect by data line or wireless transmission with host computer.
Further, the pressure metering device uses digital precision pressure meter.
Further, the intelligent measuring apparatus uses multi-functional process instrument calibrator.
Further, the host computer uses computer or server
Further, the Quick Release connection structure uses yoke configurations.
Further, the upper cover and the tank body are respectively provided with wedge-riser flange, the Quick Release connection structure include handle,
Link mechanism, V-type clip and hinged shaft, the handle are connect with the link mechanism, and the V-type clip is two, the connecting rod
Mechanism and the V-type clamp connection, two V-type clips are by the stud connection, and two V-type clips are together and ring
On the wedge-riser flange.
The beneficial effects of the utility model：Simple in structure, setting rationally, is easy to operate and control, can effectively solve water
The magnitude tracing problem for transporting engineering field steel chord type pore pressure gauge, becomes the important composition portion of marine traffic engineering measuring system
Point.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiments of the present invention 1.
Fig. 2 is the structural schematic diagram of the embodiments of the present invention 2.
Fig. 3 is the structural schematic diagram of the upper cover and Quick Release connection structure of the embodiments of the present invention 2.
In figure, 1. pressure sources, 2. pressure metering devices, 3. pressurized tanks, 4. intelligent measuring apparatus, 5. steel chord type pore water pressures
Meter, 6. feed-lines, 7. upper covers, 8. tank bodies, 9. preformed holes, 10. data connecting lines, 11. manholes, 12. delivery pipes, 13. Quick Release
Connection structure, 14. sealing materials, 15. peepholes, 16. temperature measurement equipment, 17. water inlet pipes, 18. liquid level gauges, 19. valves,
20. host computer, 21. handles, 22. link mechanisms, 23.V type clips, 24. hinged shafts, 25. handles, 26. stabilizer blades, 27. adjustably
Foot.
Specific implementation mode
It is illustrated below in conjunction with the accompanying drawings to provided by the utility model.
Steel chord type pore pressure gauge metering and calibrating device, including pressure source 1, pressure metering device 2, pressurized tank 3, intelligence
Measuring instrument 4, pressure source 1 are connected to by feed-line 6 with pressurized tank 3, and pressure metering device 2 is arranged on pressurized tank 3；
Pressurized tank 3 includes tank body 8 and upper cover 7, and upper cover 7 and tank body 8 connect, and pressure metering device 2 is arranged in upper cover 7,
Upper cover 7 is provided with 5 and sets preformed hole 9,4 single data connecting lines 10 is inserted in preformed hole 9, data connecting line 10 connects intelligence
Measuring instrument 4, the interior setting steel chord type pore pressure gauge 5 to be measured of pressurized tank 3, steel chord type pore pressure gauge 5 pass through data connection
Line 10 connects intelligent measuring apparatus 4.
The side wall of tank body 8 is provided with manhole 11, facilitates installation and adjustment steel chord type pore pressure gauge 5 to be measured, tank body 8
Bottom is provided with delivery pipe 12, facilitates water body in discharge pressurized tank 3.
Upper cover 7 and tank body 8 are connected and fixed by Quick Release connection structure 13, and installation and removal are convenient, and preformed hole 9 carries epoxy
Resin-sealing material 14, the side wall peephole 15 of tank body, upper cover are also equipped with peephole 15, temperature measurement are provided in preformed hole
Equipment 16, tank body 8, which also has, is provided with water inlet pipe 17, and liquid level gauge 18 is arranged in tank body.Upper cover is additionally provided with handle 25
Water inlet pipe 17, feed-line 6 are respectively provided with valve 19 on delivery pipe 12.
Valve 19 uses solenoid valve, solenoid valve, pressure metering device 2 and intelligent measuring apparatus 4 by data line or
Wireless transmission is connect with host computer 20.
Pressure metering device 2 uses digital precision pressure meter.
Intelligent measuring apparatus 4 uses multi-functional process instrument calibrator.
Host computer 20 uses computer or server
Quick Release connection structure 13 uses yoke configurations.
Upper cover 8 and tank body 7 are respectively provided with wedge-riser flange, and Quick Release connection structure 13 includes handle 21, link mechanism 22, V types
Clip 23 and hinged shaft 24, handle 21 are connect with link mechanism 22, and V-type clip 23 is two, link mechanism 22 and V-type clip 23
Connection, two V-type clips 23 are connected by hinged shaft 24, and two V-type clips 23 are together and ring is on wedge-riser flange.
Embodiment 1
Steel chord type pore pressure gauge metering and calibrating device, including pressure source 1, pressure metering device 2, pressurized tank 3, intelligence
Measuring instrument 4, pressure source 1 are connected to by feed-line 6 with pressurized tank 3, and pressure metering device 2 is arranged on pressurized tank 3；
Pressurized tank 3 includes tank body 8 and upper cover 7, and upper cover 7 and tank body 8 connect, and pressure metering device 2 is arranged in upper cover 7,
Upper cover 7 also sets 5 and sets preformed hole 9, and 4 single data connecting lines 10 are inserted in preformed hole 9, and data connecting line 10 connects intelligent testing
Instrument 4 is measured, pressure source 1 is connected to by feed-line 6 with pressurized tank 3, setting steel chord type pore pressure gauge 5 to be measured in pressurized tank 3,
Steel chord type pore pressure gauge 5 connects intelligent measuring apparatus 4 by data connecting line 10.Overall structure is simple, setting is reasonable, is easy to
Operation and control, can effectively solve the problems, such as the magnitude tracing of marine traffic engineering field steel chord type pore pressure gauge, become water transport
The important component of engineering metering system.
Embodiment 2
Steel chord type pore pressure gauge metering and calibrating device, including pressure source 1, pressure metering device 2, pressurized tank 3, intelligence
Measuring instrument 4, pressure source 3 are connected to by feed-line 6 with pressurized tank 3, and pressure metering device 2 is arranged on pressurized tank 3；
Pressurized tank 3 includes tank body 8 and upper cover 7, and upper cover 7 and tank body 8 connect, and pressure metering device 2 is arranged in upper cover 7,
Upper cover 7 also set it is multiple set preformed hole 9, data connecting line 10 is inserted in preformed hole 9, data connecting line 10 connects intelligent measuring apparatus
4, pressure source 1 is connected to by feed-line 6 with pressurized tank 3, setting steel chord type pore pressure gauge 5 to be measured, string wire in pressurized tank 3
Formula pore pressure gauge 5 connects intelligent measuring apparatus 4 by data connecting line 10.Overall structure is simple, setting is reasonable, easily operated
And control, it can effectively solve the problems, such as the magnitude tracing of marine traffic engineering field steel chord type pore pressure gauge, become marine traffic engineering
The important component of measuring system.
The side wall of tank body 8 is provided with manhole 11, facilitates installation and adjustment steel chord type pore pressure gauge 5 to be measured, tank body 8
Bottom is provided with delivery pipe 12, facilitates water body in discharge pressurized tank 3.
Upper cover 7 and tank body 8 are connected and fixed by Quick Release connection structure 13, and installation and removal are convenient, and preformed hole 9 is with sealing
Lid 14 ensures that sealing effect, the side wall peephole 15 of tank body 8 facilitate situation in observation tank body 8, upper cover to be also equipped with peephole
15, facilitate situation in observation tank body 8, is provided with temperature measurement equipment 16 in preformed hole, tank body 8 is additionally provided with water inlet pipe 17, tank
Setting liquid level gauge 18 in vivo.Upper cover is additionally provided with handle 25, and setting handle 25 is dismantled or facilitates lifting upper cover when installing upper cover 8.
Water inlet pipe 17, feed-line 6 are respectively provided with valve 19 on delivery pipe 12, conveniently transfer in water, air inlet and hull-borne.
Valve 19 uses solenoid valve, solenoid valve, pressure metering device 2 and intelligent measuring apparatus 4 by data line or
Wireless transmission is connect with host computer 20.Solenoid valve can adjust direction, flow, speed and the other parameters of medium.Solenoid valve
Pressure metering device 2 and intelligent measuring apparatus 4 and host computer 20 can be coordinated to realize control, and the precision controlled and flexibility are all
It can ensure.
Pressure metering device 2 uses digital precision pressure meter.Specifically use Beijing CONST Instruments Technology Co., Ltd.
CST2008 digital precision pressure meters, pressure limit：0~1MPa, class of accuracy：0.05 grade.(0~50) DEG C range, 1 year
In time, under the harsh conditions of 99% fiducial probability, the accuracy of product can also ensure that.It is mainly used for tester instrument
Table.Micro energy lose, accuracy be high, high definition digital liquid crystal indication, small, easy to operate, convenient for field-checking and accurate pressure
It calibrated using intelligence when power measures, linearly repaired, magnetic pen induction zeroing in two seconds, liquid crystal display is with dynamic pressure value display work(
Can, it is intuitive to show pressure percentage., the needs of calibrating steel chord type pore pressure gauge 5 can be reached.
Intelligent measuring apparatus 4 uses multi-functional process instrument calibrator.Specifically use the multi-functional process instrument schools GXS-937A
Quasi- device is powerful and easy-to-use field calibration device, almost can be tested and be calibrated using measurement or output function and appointed
What procedure parameter.Frequency measurement range：(500-4000) Hz, resolving power 0.01Hz, frequency measurement relative error ± 0.5%, energy
Reach the needs of calibrating steel chord type pore pressure gauge 5.
Host computer 20 uses computer or server.Facilitate according to pressure metering device 2 on pressurized tank 3 and intelligent measuring apparatus 4
Operating mode, adjust the state of solenoid valve
Quick Release connection structure 13 uses yoke configurations.Upper cover 8 and tank body 7 are respectively provided with wedge-riser flange, Quick Release connection structure
13 include handle 21, link mechanism 22, V-type clip 23 and hinged shaft 24, and handle 21 is connect with link mechanism 22, and V types clip 23 is
Two, link mechanism 22 is connect with V-type clip 23, and two V-type clips 23 are connected by hinged shaft 24, and two V-type clips 23 are together
And ring, on wedge-riser flange, installation and removal are convenient, can be adjusted according to the size of tank body 8.
It is provided with handle 25, temperature measurement equipment 16, pressure metering device 2, peephole 15 in upper cover 8, can also be arranged
Safety valve, setting handle 25 are dismantled or lifting upper cover, temperature measurement equipment 16 are facilitated to measure proving temperature when installing upper cover 8,
Sealing rubber ring can be set in the V-type clip 15 of research temperature pair, and the material of sealing rubber ring is nitrile rubber, is ensured close
Seal effect.
The bottom of tank body 8 is provided with stabilizer blade 26, and stabilizer blade 26, which is divided into, adjusts lower margin 27, facilitates the ground for adapting to low-lying injustice,
Tank body 8 is kept to be in plumbness, tank body 8 keeps water surface horizontal.
Verification process：By pressure source 1 to pressure in pressurized tank 3, pressure metering device 2 is made using digital precision pressure meter
For standard, the air pressure applied in pressurized tank 3 is read.By intelligent measuring apparatus 4, multi-functional process instrument is specifically used
Calibrator reads the frequency values of steel chord type pore pressure gauge 5 under different pressures, bent with the method evaluation work of fitting a straight line
Line, then compared with standard digital precision pressure meter reading, calculate the error of indication of steel chord type pore pressure gauge.
The calibrating of steel chord type pore pressure gauge should carry out as follows：
A) in the case where examining and determine environmental condition, steel chord type pore pressure gauge is pre-placed more than for 24 hours；
B) pore pressure gauge is fitted into pressure vessel, stands 20min；
C) in range ability, by 10%FS successive loadings to full-scale pressure value, 1min is at least kept per stage pressure
Read output frequency value again afterwards；
D) after being pressurized to full-scale pressure value, by 10%FS, off-load is at least kept to null pressure per stage pressure step by step
Output frequency value is read after 1min again, after retracting null pressure value, 3min is kept, reads null pressure output frequency value；
By step c)~d) at least tested three times.
An example of the utility model is described in detail above, but the content be only the utility model compared with
Good embodiment, should not be considered as limiting the scope of the present invention.It is made according to the scope of application of this utility model
All the changes and improvements etc. should all still belong within the patent covering scope of the utility model.
Claims (10)
1. steel chord type pore pressure gauge metering and calibrating device, including pressure source, pressure metering device, pressurized tank, intelligent measure
Instrument, it is characterised in that the pressure source is connected to by feed-line with the pressurized tank, and pressure measurement is arranged on the pressurized tank
Equipment；
The pressurized tank includes tank body and upper cover, and the upper cover is connected with the tank body, and the pressure metering device is arranged upper
It covers, the upper cover is provided with 5 preformed holes, and 4 single data connecting lines, the data connecting line connection are inserted in the preformed hole
The intelligent measuring apparatus, the pressure source are connected to by feed-line with the pressurized tank.
2. steel chord type pore pressure gauge metering and calibrating device according to claim 1, it is characterised in that the tank body
Side wall is provided with manhole, and the tank base is provided with delivery pipe.
3. steel chord type pore pressure gauge metering and calibrating device according to claim 1 or 2, it is characterised in that the upper cover
It is connected and fixed by Quick Release connection structure with the tank body, 5 preformed holes are sealed using epoxide resin material, the tank body
Side wall peephole, the upper cover is also equipped with peephole, temperature measurement equipment, institute's tank body is provided in 1 preformed hole
It is also provided with water inlet pipe, liquid level gauge is set in the tank body.
4. steel chord type pore pressure gauge metering and calibrating device according to claim 3, it is characterised in that the water inlet pipe,
It is respectively provided with valve on feed-line, delivery pipe.
5. steel chord type pore pressure gauge metering and calibrating device according to claim 4, it is characterised in that the valve is adopted
With solenoid valve, the solenoid valve, the pressure metering device and the intelligent measuring apparatus pass through data line or wireless biography
It is defeated to be connect with host computer.
6. according to any steel chord type pore pressure gauge metering and calibrating device of claim 1,2,4,5, it is characterised in that
The pressure metering device uses digital precision pressure meter.
7. according to any steel chord type pore pressure gauge metering and calibrating device of claim 1,2,4,5, it is characterised in that
The intelligent measuring apparatus uses multi-functional process instrument calibrator.
8. steel chord type pore pressure gauge metering and calibrating device according to claim 5, it is characterised in that the host computer
Using computer or server.
9. steel chord type pore pressure gauge metering and calibrating device according to claim 3, it is characterised in that the Quick Release connects
Binding structure uses yoke configurations.
10. steel chord type pore pressure gauge metering and calibrating device according to claim 9, it is characterised in that the upper cover and
The tank body is respectively provided with wedge-riser flange, and the Quick Release connection structure includes handle, link mechanism, V-type clip and hinged shaft, described
Handle is connect with the link mechanism, and the V-type clip is two, the link mechanism and the V-type clamp connection, two institutes
V-type clip is stated by the stud connection, two V-type clips are together and ring is on the wedge-riser flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721916365.4U CN207850595U (en) | 2017-12-31 | 2017-12-31 | Steel chord type pore pressure gauge metering and calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721916365.4U CN207850595U (en) | 2017-12-31 | 2017-12-31 | Steel chord type pore pressure gauge metering and calibrating device |
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| Publication Number | Publication Date |
|---|---|
| CN207850595U true CN207850595U (en) | 2018-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721916365.4U Active CN207850595U (en) | 2017-12-31 | 2017-12-31 | Steel chord type pore pressure gauge metering and calibrating device |
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| CN (1) | CN207850595U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238562A (en) * | 2018-10-31 | 2019-01-18 | 东南大学 | One kind is for inspection and caliberating device in hole pressure touching methods probe chamber |
-
2017
- 2017-12-31 CN CN201721916365.4U patent/CN207850595U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238562A (en) * | 2018-10-31 | 2019-01-18 | 东南大学 | One kind is for inspection and caliberating device in hole pressure touching methods probe chamber |
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