CN111781093A - Telescopic multifunctional drilling fluid detection device - Google Patents
Telescopic multifunctional drilling fluid detection device Download PDFInfo
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- CN111781093A CN111781093A CN202010642820.6A CN202010642820A CN111781093A CN 111781093 A CN111781093 A CN 111781093A CN 202010642820 A CN202010642820 A CN 202010642820A CN 111781093 A CN111781093 A CN 111781093A
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- 238000005553 drilling Methods 0.000 title claims abstract description 33
- 239000012530 fluid Substances 0.000 title claims abstract description 33
- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 claims description 44
- 230000001681 protective effect Effects 0.000 claims description 13
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 18
- 238000004880 explosion Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/22—Measuring resistance of fluids
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- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention relates to the technical field of drilling fluid logging devices, in particular to a telescopic multifunctional drilling fluid detection device which comprises an explosion-proof junction box, a pressure pipe, a power supply, a conductivity sensor, a density sensor, a temperature sensor, a telescopic pipe and an integrated circuit board capable of receiving sensor signals. The invention has reasonable and compact structure and convenient use, integrates three logging sensors into a whole, reduces the weight and the volume, is more convenient to disassemble and assemble, can make the logging sensors at the drilling fluid inlet and outlet universal by setting the extension pipe of the sensor as the extension pipe, increases the application range, reduces the cost and the installation space, and has the characteristics of safety, labor saving, simplicity, convenience and high efficiency.
Description
Technical Field
The invention relates to the technical field of drilling fluid logging devices, in particular to a telescopic multifunctional drilling fluid detection device.
Background
The sensors used at the existing field drilling fluid inlet and outlet are three independent sensors, are influenced by self design, are large in required installation space, are high in manufacturing cost and large in required installation space, are inconvenient to install and disassemble, and increase production cost. Due to the influence of field installation environment, sensors at the inlet and the outlet cannot be used universally due to different depths of the slurry tanks at the inlet and the outlet, and more sensor devices are needed for detection.
Disclosure of Invention
The invention provides a telescopic multifunctional drilling fluid detection device, overcomes the defects of the prior art, and can effectively solve the problems of large installation space, high cost and non-universality of outlet detection equipment in the existing drilling fluid inlet and outlet installation of three independent sensors.
The technical scheme of the invention is realized by the following measures: a telescopic multi-functional drilling fluid detection device, including the explosion-proof terminal box, the pressure pipe, the power, the conductivity sensor, the density sensor, a temperature sensor, flexible pipe and integrated circuit board that can receive the sensor signal, flexible pipe includes the upper mounting tube, install the pipe and can make the lower mounting tube mount the quick-operation joint that the pipe moves up and down relatively to the upper mounting tube, the upper mounting tube bottom end is fitted with the quick-operation joint fixedly, the lower mounting tube upper end outside locates in the upper mounting tube, the density sensor includes upper pressure module and lower pressure module, the lower mounting tube bottom end is fitted with the pressure pipe fixedly, the upper pressure module of outside fixed mounting of upper end of pressure pipe, the lower pressure module of outside fixed mounting of lower part of pressure pipe, correspond to the flexible outside fixed mounting of position between upper pressure module and; the upper end of the upper mounting pipe is fixedly provided with an explosion-proof junction box, a power supply and an integrated circuit board are fixedly arranged in the explosion-proof junction box, the conductivity sensor, the density sensor, the temperature sensor and the integrated circuit board are respectively connected with the power supply, the conductivity sensor, the density sensor and the temperature sensor are respectively connected with the integrated circuit board, and the explosion-proof junction box is provided with at least one through wire hole which is communicated with the inside and the outside.
The following is further optimization or/and improvement of the technical scheme of the invention:
the device also comprises a first fixed pipe and a second fixed pipe, wherein the first fixed pipe is in an inverted L shape, the outer side of the lower part of the telescopic pipe corresponding to the upper end position of the pressure pipe is fixedly communicated with the right end of the first fixed pipe, the lower end of the first fixed pipe is fixedly provided with a conductivity sensor, the second fixed pipe is the same as the first fixed pipe in structure and is distributed in a bilateral symmetry manner, and the lower end of the second fixed pipe is fixedly provided with a temperature sensor.
The aforesaid still can include first waterproof aviation plug, the waterproof aviation plug of second and the waterproof aviation plug of third, and first installation pipe lower extreme has conductivity sensor through first waterproof aviation plug fixed mounting, and second installation pipe lower extreme has temperature sensor through the waterproof aviation plug fixed mounting of second, and flexible pipe lower extreme has the pressure pipe through the waterproof aviation plug fixed mounting of third.
The anti-explosion box further comprises a fixing nut and a first sealing ring, the upper end of the upper mounting pipe and the lower end of the anti-explosion box are fixedly mounted together through the fixing nut, and the first sealing ring is arranged between the outer side of the lower end of the anti-explosion box and the inner side of the upper part of the fixing nut.
The protective cover also comprises a protective cover and a support, the protective cover comprises a front fixing plate and supporting legs, at least two round holes which are communicated from front to back are formed in the front fixing plate, at least two supporting legs are distributed at the outer end of the rear side of the front fixing plate along the circumference, and the outer side of the front end of the upper pressure module and the outer side of the front end of the lower pressure module are fixedly installed with the rear end of the protective cover respectively; the support includes solid fixed ring and bracing piece, and gu fixed ring upper end distributes along the circumference has two at least bracing pieces, upper end of the support bar and temperature sensor lower extreme outside fixed mounting together.
Above-mentioned explosion-proof box can include the box body, sealed lid, second sealing washer and explosion-proof cable water joint, the box body is the cylindrical of lining up about being, box body left end and right-hand member have sealed lid through threaded connection fixed mounting respectively, all be equipped with the second sealing washer between the sealed lid rear portion inboard and the box body outer end outside, sealed lid is the spill, sealed lid outer end distributes along the circumference has the breach that link up around at least one, box body front side upper portion and rear side upper portion all are equipped with the inside and outside through wires hole that link up, the downthehole fixed mounting of through wires has explosion-proof cable water.
The pressure pipe can also comprise an extension connector, and the lower end of the pressure pipe is fixedly provided with the extension connector.
The invention has reasonable and compact structure and convenient use, integrates three logging sensors into a whole, reduces the weight and the volume, is more convenient to disassemble and assemble, can make the logging sensors at the drilling fluid inlet and outlet universal by setting the extension pipe of the sensor as the extension pipe, increases the application range, reduces the cost and the installation space, and has the characteristics of safety, labor saving, simplicity, convenience and high efficiency.
Drawings
Fig. 1 is a schematic front view of the preferred embodiment of the present invention.
Fig. 2 is a schematic perspective view of fig. 1.
The codes in the figures are respectively: 1 is the manometer pipe, 2 is conductivity sensor, 3 is last pressure module, 4 is the lower pressure module, 5 is temperature sensor, 6 is first fixed pipe, 7 is the fixed pipe of second, 8 is first waterproof aviation plug, 9 is the waterproof aviation plug of second, 10 is third waterproof aviation plug, 11 is last installation pipe, 12 is installation pipe down, 13 is quick-operation joint, 14 is the extension connector, 15 is fixation nut, 16 is the protection casing, 17 is the support, 18 is the box body, 19 is sealed lid, 20 is explosion-proof cable water joint, 21 is the breach.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention is further described with reference to the following examples and figures:
as shown in attached figures 1 and 2, the telescopic multifunctional drilling fluid detection device comprises an explosion-proof junction box, a pressure pipe 1, a power supply, a conductivity sensor 2, a density sensor, a temperature sensor 5, a telescopic pipe and an integrated circuit board capable of receiving sensor signals, wherein the telescopic pipe comprises an upper mounting pipe 11, a lower mounting pipe 12 and a quick coupling 13 capable of enabling the lower mounting pipe 12 to move up and down relative to the upper mounting pipe 11, the quick coupling 13 is fixedly mounted at the lower end of the upper mounting pipe 11, the outer side of the upper end of the lower mounting pipe 12 is positioned in the upper mounting pipe 11, the density sensor comprises an upper pressure module 3 and a lower pressure module 4, the pressure pipe 1 is fixedly mounted at the lower end of the lower mounting pipe 12, the upper pressure module 3 is fixedly mounted at the outer side of the upper end of, a conductivity sensor 2 and a temperature sensor 5 are fixedly arranged on the outer side of the extension tube corresponding to the position between the upper pressure module 3 and the lower pressure module 4; go up installation pipe 11 upper end fixed mounting have explosion-proof terminal box, fixed mounting has power and integrated circuit board in the explosion-proof terminal box, and conductivity sensor 2, density sensor, temperature sensor 5 and integrated circuit board are connected with the power respectively, and conductivity sensor 2, density sensor and temperature sensor 5 are connected with integrated circuit board respectively, are equipped with at least one inside and outside through wires hole that link up on the explosion-proof box. According to the requirement, the conductivity sensor 2, the density sensor and the temperature sensor 5 all adopt the prior known technology, the integrated circuit board is a collection card for integrating the signal receiving of the three sensors, and the signal receiving end can be a comprehensive logging instrument collection system. The cables used by the invention are all positioned in the explosion-proof junction box, the upper mounting tube 11, the lower mounting tube 12 and the pressure tube 1 so as to meet the requirements of water resistance and explosion resistance. In the using process, the length of the telescopic pipe is adjusted according to the depth of a drilling fluid tank at the drilling fluid inlet and outlet, the lower mounting pipe 12 can be moved up and down relative to the upper mounting pipe 11 by unscrewing the nut, so that the total length of the telescopic pipe is adjusted, the device can be used for detecting drilling fluid tanks with different heights, the device has better universality, accurate data detection can be ensured when the conductivity sensor 2, the density sensor and the temperature sensor 5 are positioned below the liquid level of the drilling fluid, then the device is fixed on the tank to be detected, which is filled with the drilling fluid, the data detected by the three sensors is transmitted into the integrated circuit board, the signal output end of the integrated circuit board can be transmitted into the signal receiving end in a wired mode, and the data wire enters the explosion-proof box from the threading hole to be connected with the integrated circuit board, so. The invention has reasonable and compact structure and convenient use, integrates three logging sensors into a whole, reduces the weight and the volume, is more convenient to disassemble and assemble, can make the logging sensors at the drilling fluid inlet and outlet universal by setting the extension pipe of the sensor as the extension pipe, increases the application range, reduces the cost and the installation space, and has the characteristics of safety, labor saving, simplicity, convenience and high efficiency.
The telescopic multifunctional drilling fluid detection device can be further optimized or/and improved according to actual needs:
as shown in the attached drawings 1 and 2, the pressure pipe further comprises a first fixed pipe 6 and a second fixed pipe 7, the first fixed pipe 6 is in an inverted L shape, the outer side of the lower part of a telescopic pipe corresponding to the upper end position of the pressure pipe 1 is fixedly communicated with the right end of the first fixed pipe 6, the lower end of the first fixed pipe 6 is fixedly provided with a conductivity sensor 2, the second fixed pipe 7 is identical to the first fixed pipe 6 in structure and is distributed in bilateral symmetry, and the lower end of the second fixed pipe 7 is fixedly provided with a temperature sensor 5. In the use process, the conductivity sensor 2 and the temperature sensor 5 are fixed through the first fixing pipe 6 and the second fixing pipe 7, and the problem that the sensors are subjected to drilling fluid impact position change to cause inaccurate measurement is avoided.
As shown in attached figures 1 and 2, the pressure pipe further comprises a first waterproof aviation plug 8, a second waterproof aviation plug 9 and a third waterproof aviation plug 10, a conductivity sensor 2 is fixedly mounted at the lower end of the first mounting pipe through the first waterproof aviation plug 8, a temperature sensor 5 is fixedly mounted at the lower end of the second mounting pipe through the second waterproof aviation plug 9, and a pressure pipe 1 is fixedly mounted at the lower end of the telescopic pipe through the third waterproof aviation plug 10. In the use, because the sensor all is located the drilling fluid, and on-the-spot oil gas environment is complicated, consequently guarantee that the wire is connected normally and convenient to detach through setting up first waterproof aviation plug 8, the waterproof aviation plug of second 9 and the waterproof aviation plug of third 10.
As shown in the attached figures 1 and 2, the explosion-proof box further comprises a fixing nut 15 and a first sealing ring, the fixing nut 15 is fixedly installed at the upper end of the upper installation pipe 11, the upper end of the upper installation pipe 11 and the lower end of the explosion-proof box are fixedly installed together through the fixing nut 15, and the first sealing ring is arranged between the outer side of the lower end of the explosion-proof box and the inner side of the upper part of the fixing nut 15. When using, according to the demand, go up installation pipe 11 and installation pipe 12 down and can adopt stainless steel, explosion-proof box can adopt waterproof explosion-proof material, adopts fixation nut 15 can be convenient for different materials go up installation pipe 11 and explosion-proof box fixed together, can satisfy waterproof requirement through first sealing washer.
As shown in fig. 1 and 2, the protective cover 16 and the support 17 are further included, the protective cover 16 includes a front fixing plate and support legs, the front fixing plate is provided with at least two round holes which are through from front to back, the outer end of the rear side of the front fixing plate is circumferentially distributed with at least two support legs, and the outer side of the front end of the upper pressure module 3 and the outer side of the front end of the lower pressure module 4 are respectively fixedly installed with the rear end of the protective cover 16; the support 17 comprises a fixing ring and supporting rods, wherein at least two supporting rods are distributed at the upper end of the fixing ring along the circumference, and the upper ends of the supporting rods are fixedly installed together with the outer side of the lower end of the temperature sensor 5. When using, set up protection casing 16 and support 17 and be used for protecting last pressure module 3, lower pressure module 4 and temperature sensor 5, avoid it to receive outside scraping damage, the round hole on the protection casing 16 is that it is normal to guarantee that the drilling fluid circulation guarantees that the measured pressure value is accurate.
As shown in attached figures 1 and 2, the explosion-proof box comprises a box body 18, a sealing cover 19, a second sealing ring and an explosion-proof cable waterproof joint 20, the box body 18 is cylindrical and is left and right in a through mode, the left end and the right end of the box body 18 are fixedly provided with the sealing cover 19 through threaded connection respectively, the second sealing ring is arranged between the inner side of the rear portion of the sealing cover 19 and the outer side of the outer end of the box body 18, the sealing cover 19 is concave, the outer end of the sealing cover 19 is circumferentially provided with at least one notch 21 which is through from front to back, the upper portion of the front side and the upper portion of the rear side of the box body 18. When the anti-explosion cable box is used, the sealing cover 19 is arranged, the integrated circuit board is convenient to disassemble, wires and a power supply are installed, the notch 21 is formed in the sealing cover 19, tools such as a screwdriver can be used for being placed into the notch 21 to fasten or loosen the sealing cover 19, more labor is saved by means of the tools, the sealing between the sealing cover 19 and the box body 18 can be tighter by arranging the second sealing ring, oil gas is prevented from entering, threading holes are formed in the front side and the rear side of the box body 18, threading holes convenient to wire can be selected to be wired according to field conditions, the unused threading holes can be sealed by sealing plugs, the anti-explosion cable waterproof connector 20 is installed in the threading holes, and damage of the field oil gas environment to components in the anti-explosion box can be avoided.
As shown in the attached fig. 1 and 2, the pressure pipe further comprises an extension connector 14, and the extension connector 14 is fixedly installed at the lower end of the pressure pipe 1. The extension connector 14 has the same structure as the quick connector 13, and the length of the extension pipe can be increased according to requirements.
The above technical features constitute the best embodiment of the present invention, which has strong adaptability and best implementation effect, and unnecessary technical features can be increased or decreased according to actual needs to meet the requirements of different situations.
Claims (10)
1. A telescopic multifunctional drilling fluid detection device is characterized by comprising an explosion-proof junction box, a pressure pipe, a power supply, a conductivity sensor, a density sensor, a temperature sensor, a telescopic pipe and an integrated circuit board capable of receiving sensor signals, wherein the telescopic pipe comprises an upper mounting pipe, a lower mounting pipe and a quick joint capable of enabling the lower mounting pipe to move up and down relative to the upper mounting pipe, the quick joint is fixedly mounted at the lower end of the upper mounting pipe, the outer side of the upper end of the lower mounting pipe is positioned in the upper mounting pipe, the density sensor comprises an upper pressure module and a lower pressure module, the lower end of the lower mounting pipe is fixedly mounted with the pressure pipe, the outer side of the upper end of the pressure pipe is fixedly mounted with, a conductivity sensor and a temperature sensor are fixedly arranged on the outer side of the telescopic pipe corresponding to the position between the upper pressure module and the lower pressure module; the upper end of the upper mounting pipe is fixedly provided with an explosion-proof junction box, a power supply and an integrated circuit board are fixedly arranged in the explosion-proof junction box, the conductivity sensor, the density sensor, the temperature sensor and the integrated circuit board are respectively connected with the power supply, the conductivity sensor, the density sensor and the temperature sensor are respectively connected with the integrated circuit board, and the explosion-proof junction box is provided with at least one through wire hole which is communicated with the inside and the outside.
2. The telescopic multifunctional drilling fluid detection device according to claim 1, further comprising a first fixed tube and a second fixed tube, wherein the first fixed tube is in an inverted L shape, the outer side of the lower portion of the telescopic tube corresponding to the upper end position of the pressure tube is fixedly communicated with the right end of the first fixed tube, the lower end of the first fixed tube is fixedly provided with a conductivity sensor, the second fixed tube is identical to the first fixed tube in structure and is distributed in bilateral symmetry, and the lower end of the second fixed tube is fixedly provided with a temperature sensor.
3. The telescopic multifunctional drilling fluid detection device according to claim 2, further comprising a first waterproof aviation plug, a second waterproof aviation plug and a third waterproof aviation plug, wherein the conductivity sensor is fixedly mounted at the lower end of the first mounting pipe through the first waterproof aviation plug, the temperature sensor is fixedly mounted at the lower end of the second mounting pipe through the second waterproof aviation plug, and the pressure pipe is fixedly mounted at the lower end of the telescopic pipe through the third waterproof aviation plug.
4. The telescopic multifunctional drilling fluid detection device according to claim 1, 2 or 3, further comprising a fixing nut and a first sealing ring, wherein the upper end of the upper mounting pipe is fixedly mounted with the lower end of the explosion-proof box through the fixing nut, and the first sealing ring is arranged between the outer side of the lower end of the explosion-proof box and the inner side of the upper part of the fixing nut.
5. The telescopic multifunctional drilling fluid detection device according to claim 1, 2 or 3, further comprising a protective cover and a support, wherein the protective cover comprises a front fixing plate and supporting legs, the front fixing plate is provided with at least two round holes which are communicated front and back, the outer end of the rear side of the front fixing plate is circumferentially provided with at least two supporting legs, and the outer side of the front end of the upper pressure module and the outer side of the front end of the lower pressure module are respectively fixedly installed with the rear end of the protective cover; the support includes solid fixed ring and bracing piece, and gu fixed ring upper end distributes along the circumference has two at least bracing pieces, upper end of the support bar and temperature sensor lower extreme outside fixed mounting together.
6. The telescopic multifunctional drilling fluid detection device according to claim 4, further comprising a protective cover and a support, wherein the protective cover comprises a front fixing plate and supporting legs, the front fixing plate is provided with at least two round holes which are communicated from front to back, the outer end of the rear side of the front fixing plate is circumferentially distributed with at least two supporting legs, and the outer side of the front end of the upper pressure module and the outer side of the front end of the lower pressure module are respectively and fixedly installed with the rear end of the protective cover; the support includes solid fixed ring and bracing piece, and gu fixed ring upper end distributes along the circumference has two at least bracing pieces, upper end of the support bar and temperature sensor lower extreme outside fixed mounting together.
7. The telescopic multifunctional drilling fluid detection device according to claim 1, 2, 3 or 6, wherein the explosion-proof box comprises a box body, a sealing cover, a second sealing ring and an explosion-proof cable waterproof joint, the box body is in a cylindrical shape with a left through hole and a right through hole, the left end and the right end of the box body are respectively fixedly provided with the sealing cover through threaded connection, the second sealing ring is arranged between the inner side of the rear part of the sealing cover and the outer side of the outer end of the box body, the sealing cover is in a concave shape, the outer end of the sealing cover is circumferentially provided with at least one notch with a front through hole and a rear through hole, the upper part of the front side and the upper part of the; or/and the lower end of the pressure pipe is fixedly provided with the extension connector.
8. The telescopic multifunctional drilling fluid detection device according to claim 4, wherein the explosion-proof box comprises a box body, a sealing cover, a second sealing ring and an explosion-proof cable waterproof joint, the box body is in a cylindrical shape with a left through hole and a right through hole, the left end and the right end of the box body are respectively fixedly provided with the sealing cover through threaded connection, the second sealing ring is arranged between the inner side of the rear part of the sealing cover and the outer side of the outer end of the box body, the sealing cover is in a concave shape, the outer end of the sealing cover is circumferentially provided with at least one front and rear through gap, the upper part of the front side and the upper part of the rear side of the box body; or/and the lower end of the pressure pipe is fixedly provided with the extension connector.
9. The telescopic multifunctional drilling fluid detection device according to claim 5, wherein the explosion-proof box comprises a box body, a sealing cover, a second sealing ring and an explosion-proof cable waterproof joint, the box body is in a cylindrical shape with a left side and a right side communicated with each other, the sealing cover is fixedly installed at the left end and the right end of the box body through threaded connection respectively, the second sealing ring is arranged between the inner side of the rear portion of the sealing cover and the outer side of the outer end of the box body, the sealing cover is in a concave shape, at least one front and rear communicated notch is distributed at the outer end of the sealing cover along the circumference, threading holes which are communicated with the inside and the outside are formed in the.
10. The telescopic multifunctional drilling fluid detection device as claimed in claim 1, 2, 3, 6, 8 or 9, further comprising an extension connector, wherein the extension connector is fixedly mounted at the lower end of the pressure pipe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010642820.6A CN111781093A (en) | 2020-07-06 | 2020-07-06 | Telescopic multifunctional drilling fluid detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010642820.6A CN111781093A (en) | 2020-07-06 | 2020-07-06 | Telescopic multifunctional drilling fluid detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116067421A (en) * | 2022-11-18 | 2023-05-05 | 中国石油天然气集团有限公司 | Measuring device and measuring method for multi-point multifunctional detection of drilling fluid |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116067421A (en) * | 2022-11-18 | 2023-05-05 | 中国石油天然气集团有限公司 | Measuring device and measuring method for multi-point multifunctional detection of drilling fluid |
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