CN217332054U - Device for monitoring mud density in real time - Google Patents
Device for monitoring mud density in real time Download PDFInfo
- Publication number
- CN217332054U CN217332054U CN202123182139.7U CN202123182139U CN217332054U CN 217332054 U CN217332054 U CN 217332054U CN 202123182139 U CN202123182139 U CN 202123182139U CN 217332054 U CN217332054 U CN 217332054U
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- fixed pulley
- mud density
- telescopic pipe
- monitoring
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 13
- 238000013480 data collection Methods 0.000 claims 2
- 230000002498 deadly effect Effects 0.000 claims 1
- 239000002002 slurry Substances 0.000 abstract description 13
- 238000012360 testing method Methods 0.000 abstract description 6
- 239000012535 impurity Substances 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000009933 burial Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001739 density measurement Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
A device for monitoring the density of slurry in real time comprises a support device, a telescopic pipe and a data collector, wherein a first fixed pulley and a second fixed pulley are arranged on the support device, one end of a measuring rope is wound on the first fixed pulley, the other end of the measuring rope is connected with the telescopic pipe through a hook after being wound on the second fixed pulley, a pressure sensor is arranged on the telescopic pipe, and the pressure sensor is sequentially connected with the data collector and a computer through a data line; the utility model discloses an improve the sensor and gather mud along the journey pressure value change, can acquire mud proportion along the journey change value, enlarge its test object's monitoring range, avoided the contingency deviation that mud impurity caused, improved mud density test result reliability by a wide margin.
Description
Technical Field
The utility model belongs to mud monitoring devices field, in particular to device of real-time supervision mud density.
Background
The underground continuous wall is a foundation engineering, and adopts a trenching machine on the ground, along the peripheral axis of the deep trenching engineering, under the condition of slurry wall protection, a long and narrow deep groove is excavated, after the groove is cleaned, a steel reinforcement cage is hung in the groove, then underwater concrete is poured by a conduit method to form a unit groove section, and by the method, a continuous reinforced concrete wall is built underground section by section and is used as a structure for intercepting water, preventing seepage, bearing and retaining water. The technology of the underground diaphragm wall has been greatly developed after decades of development, and the underground diaphragm wall is widely applied to many large-scale water conservancy and hydropower projects.
In the construction process of the underground diaphragm wall, in order to ensure the grooving quality of the diaphragm wall and the stability of the groove wall, the related performance technical indexes of the engineering field slurry need to be mastered so as to conveniently control the processes of slurry preparation and grooving construction, wherein the specific gravity of the slurry can indirectly reflect the acting pressure of the slurry on the soil body of the groove wall, instruments such as a densimeter, a pressure transmitter and the like are often adopted for real-time monitoring in the construction process, and the following defects generally exist when the devices are adopted for measurement:
1. the densimeter is manufactured according to the gravity, the stress balance when an object floats and the Archimedes principle, is commonly used for measuring the density of a sample in a laboratory, has higher measurement precision, has strict requirements on the quality of an operator, measurement conditions and environment during measurement, is difficult to be applied to the density measurement of slurry on an engineering site, and particularly has no fixed free liquid level and is more complicated to distribute along the way;
2. although the pressure transmitter can test and obtain the pressure of slurry in the tank, the measurement accuracy of the pressure transmitter is difficult to guarantee for the working condition with large burial depth.
Disclosure of Invention
In view of the technical problem that the background art exists, the utility model provides a device of real-time supervision mud density, this device is through improving the sensor and gathering the change of mud on-the-way pressure value, can acquire mud proportion on-the-way change value, has enlarged its test object's monitoring range, has avoided the contingency deviation that mud impurity caused, has improved mud density test result reliability by a wide margin.
In order to solve the technical problem, the utility model discloses following technical scheme has been taken and has been realized:
the device comprises a support device, a telescopic pipe and a data acquisition unit, wherein a first fixed pulley and a second fixed pulley are arranged on the support device, one end of a measuring rope is wound on the first fixed pulley, the other end of the measuring rope is wound on the second fixed pulley and then is connected with the telescopic pipe through a hook, a pressure sensor is arranged on the telescopic pipe, and the pressure sensor is sequentially connected with the data acquisition unit and a computer through a data line.
In the preferred scheme, the support device comprises an upright rod, an ejector rod and a bottom plate; one end of the vertical rod is vertically connected with the bottom plate, the other end of the vertical rod is fixedly connected with the ejector rod, the first fixed pulley is arranged on the vertical rod, and the second fixed pulley is arranged on the ejector rod.
In the preferred scheme, pulleys are arranged on two sides of the bottom plate, threaded holes are formed in four corners of the bottom plate, the supporting screw is in threaded connection with the threaded holes, and the lower end of the supporting screw is connected with the base.
In the preferred scheme, the crank is connected to the wheel center of first fixed pulley, first fixed pulley is driven by the crank and is rotatory around self axle center, has seted up first spacing hole on the first fixed pulley, first spacing hole is the annular symmetric distribution around first fixed pulley, has seted up the spacing hole of second in the pole setting, and the location bolt can be to first fixed pulley lock after running through first spacing hole and the spacing hole of second and fix.
In the preferred scheme, the telescopic pipe is formed by sleeving long pipes with different pipe diameters, and the telescopic pipe is provided with a fixing bolt for fixing the length of the telescopic pipe.
In the preferred scheme, the measuring rope is wound on the first fixed pulley, and the measuring rope is provided with a scale strip.
In a preferred scheme, a plurality of pressure sensors are arranged at the same height on the telescopic pipe, and the pressure sensors are annularly and symmetrically distributed.
This patent can reach following beneficial effect:
1. the device can acquire the change of the pressure value of the slurry along the way by changing the length of the telescopic pipe; the pressure sensors can more accurately test the mud pressure values at different depths, and the accuracy of the measurement result is effectively improved;
2. the device can be used for a continuous wall groove section with larger burial depth through the telescopic pipe, and the measuring range is enlarged.
Drawings
The invention will be further explained with reference to the following figures and examples:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
fig. 2 is a schematic diagram of the structure of the bracket device and the lifting system of the present invention.
In the figure: the device comprises a support device 1, an upright rod 101, a top rod 102, a bottom plate 103, a first limiting hole 104, a first fixed pulley 2, a second limiting hole 201, a crank 202, a second fixed pulley 3, a measuring rope 4, a hook 5, an extension tube 6, a fixing bolt 7, a pressure sensor 8, a data line 9, a data acquisition unit 10, a computer 11, a supporting screw 12, a base 1201, a positioning bolt 13 and a pulley 14.
Detailed Description
As shown in figure 1, the device for monitoring the mud density in real time comprises a support device 1, an extension tube 6 and a data collector 10, wherein a first fixed pulley 2 and a second fixed pulley 3 are installed on the support device 1, one end of a measuring rope 4 is wound on the first fixed pulley 2, the other end of the measuring rope 4 is connected with the extension tube 6 through a hook 5 after being wound on the second fixed pulley 3, a pressure sensor 8 is installed on the extension tube 6, and the pressure sensor 8 is sequentially connected with the data collector 10 and a computer 11 through a data line 9.
Preferred embodiment as shown in fig. 2, the rack device 1 comprises a vertical rod 101, a top rod 102 and a bottom plate 103; one end of the vertical rod 101 is vertically connected with the bottom plate 103, the other end of the vertical rod 101 is fixedly connected with the top rod 102, the first fixed pulley 2 is arranged on the vertical rod 101, and the second fixed pulley 3 is arranged on the top rod 102.
Preferably, as shown in fig. 2, pulleys 14 are arranged on two sides of a bottom plate 103, threaded holes are formed in four corners of the bottom plate 103, a support screw 12 is in threaded connection with the threaded holes, and the lower end of the support screw 12 is connected with a base 1201; the bottom plate 103 can be conveniently pushed to any working place through the pulley 14, when a fixing device is needed, the bottom plate 103 can be kept stable and fixed only by downwards rotating the supporting screw 12 and enabling the pulley 14 to be suspended after the base 1201 at the lower end of the supporting screw 12 abuts against the ground, and the lower end face of the base 1201 is pasted with a flexible protection pad and the stability of the device is further improved.
The preferred scheme is as shown in fig. 2, a crank 202 is connected to the wheel center of a first fixed pulley 2, the first fixed pulley 2 is driven by the crank 202 and rotates around the axis of the first fixed pulley 2, a first limiting hole 104 is formed in the first fixed pulley 2, the first limiting hole 104 is distributed annularly and symmetrically around the first fixed pulley 2, a second limiting hole 201 is formed in the vertical rod 101, and after the first fixed pulley 2 rotates in place, the positioning bolt 13 penetrates through the first limiting hole 104 and the second limiting hole 201, so that the first fixed pulley 2 can be locked and fixed to be not rotated any more.
The preferable scheme is as shown in figure 1, the telescopic pipe 6 is formed by sleeving long pipes with different pipe diameters, and after the lengths of the inner long pipe and the outer long pipe are adjusted, the length of the telescopic pipe 6 can be locked and fixed by screwing the fixing bolt 7.
The preferable scheme is as shown in fig. 1 and 2, the measuring rope 4 is wound on the first fixed pulley 2, the measuring rope 4 can be wound and unwound by rotating the first fixed pulley 2, and the measuring rope 4 is provided with a scale bar to facilitate judging the moving depth of the measuring rope 4.
The preferable scheme is as shown in fig. 1, a plurality of pressure sensors 8 are arranged at the same height on the telescopic pipe 6, the pressure sensors 8 are annularly and symmetrically distributed, and the measurement error caused by the self reason of the pressure sensors 8 can be avoided by comparing numerical values on different pressure sensors 8.
The utility model discloses device measurement process as follows:
1. pushing the device to a designated working place by using a pulley, and then rotating the supporting screw 12 downwards to keep the bottom plate 103 stable and fixed;
2. connecting all the parts, adjusting the length of the telescopic pipe 6 according to the actual situation on site, and arranging the pressure sensor 8 in a slotted hole at the same height of the telescopic pipe 6;
3. the first fixed pulley 2 is rotated through the crank 202, the telescopic pipe 6 and the pressure sensor 8 are slowly placed into the slurry groove section, and after the specified depth is reached, the first fixed pulley 2 is locked and fixed through the positioning bolt 13, so that the slurry pressure value can be accurately measured;
4. starting from the bottom of the groove section, slowly lifting the telescopic pipe 6 by reversely rotating the first fixed pulley 2, standing once every 0.1m and recording the pressure value of the slurry until the pressure sensor 8 is completely lifted out of the slurry;
5. in the measuring process, the mud pressure value acquired by the pressure sensor 8 is recorded as P, the real-time depth of the pressure sensor 8 is recorded as h, g is the gravity acceleration (known value) of the depth, and rho is the mud density value at the height;
6. according to the pressure formula:
the mud density values p at different heights can be calculated.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (7)
1. The utility model provides a device of real-time supervision mud density, the device is including support device (1), flexible pipe (6) and data collection station (10), its characterized in that: install first fixed pulley (2) and second fixed pulley (3) on support device (1), the one end of measuring rope (4) is convoluteed on first fixed pulley (2), and the other end of measuring rope (4) is connected flexible pipe (6) through couple (5) after passing around second fixed pulley (3), has installed pressure sensor (8) on flexible pipe (6), data collection station (10) and computer (11) are connected gradually through data line (9) in pressure sensor (8).
2. The apparatus for monitoring mud density in real time according to claim 1, wherein: the bracket device (1) comprises an upright rod (101), a top rod (102) and a bottom plate (103); one end of the vertical rod (101) is vertically connected with the bottom plate (103), the other end of the vertical rod (101) is fixedly connected with the ejector rod (102), the first fixed pulley (2) is arranged on the vertical rod (101), and the second fixed pulley (3) is arranged on the ejector rod (102).
3. The apparatus for monitoring mud density in real time according to claim 2, wherein: pulleys (14) are arranged on two sides of the bottom plate (103), threaded holes are formed in four corners of the bottom plate (103), the supporting screw (12) is in threaded connection with the threaded holes, and the lower end of the supporting screw (12) is connected with the base (1201).
4. The apparatus for monitoring mud density in real time according to claim 2, wherein: crank (202) is connected to the wheel center of first fixed pulley (2), first fixed pulley (2) are driven by crank (202) and are rotatory around self axle center, have seted up first spacing hole (104) on first fixed pulley (2), first spacing hole (104) are annular symmetric distribution around first fixed pulley (2), have seted up spacing hole of second (201) on pole setting (101), and location bolt (13) can be deadly fixed to first fixed pulley (2) lock after running through first spacing hole (104) and spacing hole of second (201).
5. The apparatus for real-time monitoring of mud density of claim 1, wherein: the telescopic pipe (6) is formed by sleeving long pipes with different pipe diameters, and a fixing bolt (7) is arranged on the telescopic pipe (6) and used for fixing the length of the telescopic pipe (6).
6. The apparatus for real-time monitoring of mud density of claim 1, wherein: the measuring rope (4) is wound on the first fixed pulley (2), and a scale bar is arranged on the measuring rope (4).
7. The apparatus for real-time monitoring of mud density of claim 1, wherein: a plurality of pressure sensors (8) are arranged at the same height on the telescopic pipe (6), and the pressure sensors (8) are annularly and symmetrically distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123182139.7U CN217332054U (en) | 2021-12-17 | 2021-12-17 | Device for monitoring mud density in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123182139.7U CN217332054U (en) | 2021-12-17 | 2021-12-17 | Device for monitoring mud density in real time |
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| Publication Number | Publication Date |
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| CN217332054U true CN217332054U (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123182139.7U Active CN217332054U (en) | 2021-12-17 | 2021-12-17 | Device for monitoring mud density in real time |
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| Country | Link |
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| CN (1) | CN217332054U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117250321A (en) * | 2023-11-17 | 2023-12-19 | 广东众志检测仪器有限公司 | Detection device and detection method for lithium battery |
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2021
- 2021-12-17 CN CN202123182139.7U patent/CN217332054U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117250321A (en) * | 2023-11-17 | 2023-12-19 | 广东众志检测仪器有限公司 | Detection device and detection method for lithium battery |
| CN117250321B (en) * | 2023-11-17 | 2024-01-30 | 广东众志检测仪器有限公司 | Detection device and detection method for lithium battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: HUBEI JIYANG ELECTRIC POWER TECHNOLOGY CO.,LTD. Assignor: CHINA THREE GORGES University Contract record no.: X2022980018533 Denomination of utility model: A device for real-time monitoring mud density Granted publication date: 20220830 License type: Exclusive License Record date: 20221024 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240618 Address after: Room 20702, Building 3, Natural Gas Family Courtyard, No. 29 Kechuang Road, High tech Zone, Xi'an City, Shaanxi Province, 710000 Patentee after: Xi'an Renzhi Construction Supervision Co.,Ltd. Country or region after: China Address before: 443002 No. 8, University Road, Xiling District, Yichang, Hubei Patentee before: CHINA THREE GORGES University Country or region before: China |
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| TR01 | Transfer of patent right |