CN111537323A - Soil pH value detection device and method for petroleum pipeline laying ground - Google Patents
Soil pH value detection device and method for petroleum pipeline laying ground Download PDFInfo
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- CN111537323A CN111537323A CN202010320776.7A CN202010320776A CN111537323A CN 111537323 A CN111537323 A CN 111537323A CN 202010320776 A CN202010320776 A CN 202010320776A CN 111537323 A CN111537323 A CN 111537323A
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- 238000001514 detection method Methods 0.000 title claims abstract description 87
- 239000002689 soil Substances 0.000 title claims abstract description 70
- 239000003208 petroleum Substances 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 98
- 238000002156 mixing Methods 0.000 claims abstract description 79
- 238000003756 stirring Methods 0.000 claims abstract description 62
- 239000003513 alkali Substances 0.000 claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000002347 injection Methods 0.000 claims abstract description 33
- 239000007924 injection Substances 0.000 claims abstract description 33
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 238000012360 testing method Methods 0.000 claims abstract description 8
- 239000002253 acid Substances 0.000 claims description 31
- 238000012545 processing Methods 0.000 claims description 8
- 239000011550 stock solution Substances 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 239000002585 base Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 238000012031 short term test Methods 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
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
- G01N2001/386—Other diluting or mixing processes
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- Life Sciences & Earth Sciences (AREA)
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- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention relates to a detection device and a detection method for the pH value of soil in a petroleum pipeline laying ground, wherein the detection device comprises: a detection box; two sets of settings are in the mixing mechanism of detection incasement, mixing mechanism includes: a mixing barrel and a stirring component; a feed mechanism, the feed mechanism comprising: a material guide assembly and a liquid injection assembly; and the detector is used for detecting the pH value of the materials in the mixing barrel. Need carry out the pH valve and examine time measuring, add equivalent soil that awaits measuring in to two mixing drums through the guide subassembly, inject equivalent acidizing fluid and alkali lye in to two mixing drums respectively by annotating the liquid subassembly again, start the stirring subassembly afterwards and will await measuring soil and acidizing fluid/alkali lye and stir the mixture, carry out the pH valve with the detection head of detector after the mixture is accomplished and detect in inserting the soil that awaits measuring, the pH valve that measures in the contrast two mixing drums can draw the pH valve of soil, the testing process is more convenient, and the detection efficiency is improved.
Description
Technical Field
The invention relates to the technical field, in particular to a soil pH value detection device and a soil pH value detection method for a petroleum pipeline laying ground.
Background
The oil is one of the main energy of using at present, and the petroleum pipeline is the main way of carrying the petroleum, because acid or alkaline soil can lead to the fact the corruption to the petroleum pipeline, influences the normal use of petroleum pipeline, consequently, need detect the pH valve of soil when carrying out petroleum pipeline and laying, detects just can carry out laying of petroleum pipeline after up to standard, and current soil pH valve check out test set detection efficiency is low, is difficult to satisfy the requirement of short-term test.
Disclosure of Invention
In order to solve the technical problems, the invention provides a device and a method for detecting the pH value of soil in a petroleum pipeline laying ground, and the device and the method have the advantage of improving the detection efficiency.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a soil pH value detection device for a petroleum pipeline laying ground comprises:
a detection box;
two sets of settings are in the mixing mechanism of detection incasement, mixing mechanism includes: the mixing barrel is borne on the detection box, and the stirring assembly is used for stirring materials in the mixing barrel;
bear in the detection case and with two the feed mechanism that the blending tank corresponds the setting, feed mechanism includes: the device comprises a material guide assembly used for guiding soil to be detected into the mixing barrel and an injection assembly used for injecting acid liquor or alkali liquor into the mixing barrel; and the number of the first and second groups,
and the detector is used for detecting the pH value of the materials in the mixing barrel.
Realize above-mentioned technical scheme, need carry out the pH valve and examine time measuring, add equivalent soil that awaits measuring in to two blending buckets through the guide subassembly, inject equivalent acidizing fluid and alkali lye into respectively in to two blending buckets by annotating the liquid subassembly again, start the stirring subassembly afterwards and will await measuring soil and acidizing fluid/alkali lye and stir the mixture, carry out the pH valve and detect in inserting the soil that awaits measuring with the detection head of detector after the mixture is accomplished, the pH valve that can draw soil in the two blending buckets of contrast measure, the testing process is more convenient, and the detection efficiency is improved.
As a preferable aspect of the present invention, the stirring assembly includes: the stirring device comprises a stirring motor, a stirring shaft fixed on a power output shaft of the stirring motor, and stirring blades fixed on the stirring shaft.
According to the technical scheme, the stirring shaft is driven to rotate by the stirring motor, and the soil to be detected and the acid liquor/alkali liquor can be stirred and mixed by the stirring blades.
As a preferable scheme of the present invention, a bearing plate is slidably assembled in the detection box, two sets of the stirring motors are fixed to the bearing plate, and a lifting driving mechanism for driving the bearing plate to reciprocate in a vertical direction is further disposed in the detection box.
As a preferable aspect of the present invention, the lifting drive mechanism is selected from the following structures, alone or in combination: air cylinders, electric cylinders, or lead screw drive mechanisms.
According to the technical scheme, the bearing plate is driven to lift in a reciprocating mode through the lifting mechanism, so that the stirring blades are driven to lift in a reciprocating mode, and the stirring and mixing effects are improved.
As a preferable aspect of the present invention, the material guide assembly includes: the material guide device comprises a material guide funnel fixed on the outer side of the detection box and a material guide pipe communicated with the material guide funnel, wherein the material guide pipe extends to the opening of the mixing barrel.
Realize above-mentioned technical scheme, pour the soil that awaits measuring into from the guide funnel, can be by the leading-in mixing barrel of passage with the soil that awaits measuring, the material loading process is swift convenient.
As a preferable aspect of the present invention, the liquid injection assembly includes: stock solution bucket, with the drain pipe that stock solution barrel head portion is linked together, with first check valve that the drain pipe is connected, with what the drain pipe was linked together hold liquid case, set up and be in hold liquid case one side annotate the liquid sleeve, with annotate the liquid sleeve and be connected and be used for taking out or push atmospheric pressure suction subassembly, connect in hold liquid bottom of the case portion and with the notes liquid pipe that the blending tank is linked together and connect in annotate the second check valve of liquid pipe.
As a preferable aspect of the present invention, the suction assembly includes: the liquid injection device comprises a suction cylinder and a sealing piston which is fixed on a piston rod of the suction cylinder and is in sealing connection with the liquid injection sleeve.
The technical scheme is realized, acid liquor or alkali liquor is stored in a liquid storage barrel, a piston rod of a suction cylinder is in an extending state in an initial state, the piston rod of the suction cylinder retracts during liquid injection, air of a liquid storage box cannot leak out of a liquid injection sleeve due to the fact that the piston is attached to the inner wall of the liquid injection sleeve, the liquid storage box is not communicated with the outside when the piston rod retracts due to the fact that a second one-way valve is arranged, air pressure inside the liquid storage box keeps constant all the time, and the liquid outlet pipe can extract the acid liquor/alkali liquor with the same volume as the retraction volume of the piston rod from the liquid storage barrel to be filled into the liquid storage box; subsequently, when the piston rod stretches out again, because set up first check valve, hold acidizing fluid/alkali lye in the liquid tank can not be squeezed into the stock solution bucket, but can only discharge to the mixing barrel through annotating the liquid pipe in, accomplish and annotate the liquid process.
As a preferable scheme of the invention, a piston rod of the suction cylinder extends out of a base of the suction cylinder, a plurality of adjusting rings are sleeved on the piston rod of the suction cylinder, and the tail end of the piston rod of the suction cylinder is in threaded connection with an adjusting fastener.
According to the technical scheme, the number of the adjusting rings is added or reduced, the total length of the adjusting rings sleeved on the piston rod is correspondingly changed, and the sliding distance of the corresponding piston rod in the liquid injection sleeve is changed, so that the retraction volume of the piston rod in the liquid injection sleeve is changed, and therefore when the piston rod retracts, the amount of acid liquid/alkali liquid extracted from the liquid storage barrel by the liquid outlet pipe is correspondingly changed, and the amount of the injected acid liquid/alkali liquid is adjusted; in practical application, the adjusting rings can be set to different lengths according to detection requirements, the length of each adjusting ring can correspond to the volume of the injected acid liquid/alkali liquid, and the amount of the acid liquid/alkali liquid injected into the mixing barrel can be correspondingly adjusted by adding or reducing the adjusting rings, so that the acid liquid/alkali liquid injection adjusting process is more convenient and accurate.
As a preferred scheme of the invention, the detector is connected to the bearing plate, a detection head of the detector can be inserted into soil to be detected in the mixing barrel when the bearing plate descends, the detector is connected with the processing module, and a display for displaying the pH value of the soil to be detected is arranged on the detection box.
Realize above-mentioned technical scheme, at the in-process that the stirring mixes, the detection head of detector inserts the soil that awaits measuring when the loading board descends, can measure the pH valve through the detector, can show on the display after processing module to make things convenient for the measurement personnel to record pH valve data at any time.
On the other hand, the invention also provides a detection method of the pH value of soil in the petroleum pipeline laying ground, wherein the detection method is based on the detection device of any one technical scheme, and the detection method comprises the following steps:
the method comprises the following steps: injecting equal amount of soil to be detected into the mixing barrel through the two material guide assemblies;
step two: respectively injecting equal amounts of acid liquor and alkali liquor into the two mixing barrels through the two liquid injection assemblies;
step three: starting a stirring assembly to stir and mix the soil to be measured in the mixing barrel and the acid liquor/alkali liquor;
step four: and after the soil to be tested and the acid liquor/alkali liquor are fully mixed, inserting a detection head of the detector into the soil to be tested to test the pH value.
In conclusion, the invention has the following beneficial effects:
the embodiment of the invention provides a detection device and a detection method for soil pH value of a petroleum pipeline laying ground, wherein the detection device comprises: a detection box; two sets of settings are in the mixing mechanism of detection incasement, mixing mechanism includes: the mixing barrel is borne on the detection box, and the stirring assembly is used for stirring materials in the mixing barrel; bear in the detection case and with two the feed mechanism that the blending tank corresponds the setting, feed mechanism includes: the device comprises a material guide assembly used for guiding soil to be detected into the mixing barrel and an injection assembly used for injecting acid liquor or alkali liquor into the mixing barrel; and the detector is used for detecting the pH value of the materials in the mixing barrel. Need carry out the pH valve and examine time measuring, add equivalent soil that awaits measuring in to two mixing drums through the guide subassembly, inject equivalent acidizing fluid and alkali lye in to two mixing drums respectively by annotating the liquid subassembly again, start the stirring subassembly afterwards and will await measuring soil and acidizing fluid/alkali lye and stir the mixture, carry out the pH valve with the detection head of detector after the mixture is accomplished and detect in inserting the soil that awaits measuring, the pH valve that measures in the contrast two mixing drums can draw the pH valve of soil, the testing process is more convenient, and the detection efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a liquid injection assembly in an embodiment of the present invention.
Fig. 3 is a control block diagram of an embodiment of the present invention.
The corresponding part names indicated by the numbers and letters in the drawings:
1. a detection box; 11. a processing module; 12. a display; 13. a carrier plate; 2. a mixing mechanism; 21. a mixing barrel; 22. a stirring assembly; 221. a stirring motor; 222. a stirring shaft; 223. a stirring blade; 3. a feeding mechanism; 31. a material guiding assembly; 311. a material guide hopper; 312. a material guide pipe; 32. a liquid injection assembly; 321. a liquid storage barrel; 322. a liquid outlet pipe; 323. a first check valve; 324. a liquid storage tank; 325. a liquid injection sleeve; 326. a suction assembly; 3261. a suction cylinder; 3262. a sealing piston; 3263. an adjusting ring; 3264. adjusting the fastener; 327. a liquid injection pipe; 328. a second one-way valve; 4. a detector; 5. a lifting driving mechanism.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
A soil ph value detecting device for petroleum pipeline laying ground, as shown in fig. 1 to 3, comprising: a detection box 1; two sets of mixing mechanism 2 that set up in detection case 1, mixing mechanism 2 includes: a mixing barrel 21 carried on the detection box 1, and a stirring component 22 for stirring the materials in the mixing barrel 21; bear in detection case 1 and correspond feed mechanism 3 that sets up with two blending tank 21, feed mechanism 3 includes: a material guide component 31 for guiding soil to be detected into the mixing barrel 21, and an injection component 32 for injecting acid liquor or alkali liquor into the mixing barrel 21; and a detector 4 for detecting the pH value of the materials in the mixing barrel 21.
The mixing barrel 21 is detachably connected to the detection box 1 in a clamping and embedding manner, and a box door is arranged on one side of the detection box 1, so that the mixing barrel 21 can be conveniently taken out for cleaning after detection is finished; the stirring assembly 22 includes: the stirring motor 221, the stirring shaft 222 fixed on the power output shaft of the stirring motor 221, and the stirring blade 223 fixed on the stirring shaft 222, wherein the stirring blade 223 adopts a spiral blade, the stirring shaft 222 is driven to rotate by the stirring motor 221, and the soil to be detected and the acid liquor/alkali liquor can be stirred and mixed by the stirring blade 223.
Simultaneously, slidingtype is equipped with loading board 13 in detection case 1, and two sets of agitator motor 221 all are fixed in loading board 13, still are equipped with in the detection case 1 and are used for driving loading board 13 along vertical direction reciprocating motion's lift actuating mechanism 5, and lift actuating mechanism 5 selects alone or the combination is suitable for from following structure: the cylinder, the electric cylinder or the lead screw transmission mechanism drives the bearing plate 13 to reciprocate through the lifting mechanism, so that the stirring blades 223 are driven to reciprocate, and the stirring and mixing effects are improved.
The material guide assembly 31 includes: the material guide funnel 311 is fixed on the outer side of the detection box 1, and the material guide pipe 312 is communicated with the material guide funnel 311, the material guide pipe 312 extends to the opening of the mixing barrel 21, soil to be detected is poured into the mixing barrel 21 from the material guide funnel 311, the soil to be detected can be guided into the mixing barrel 21 through the material guide pipe 312, and the feeding process is rapid and convenient.
The priming assembly 32 includes: stock solution bucket 321, drain pipe 322 that is linked together with stock solution bucket 321 bottom, first check valve 323 that is connected with drain pipe 322, hold liquid case 324 that is linked together with drain pipe 322, set up and annotate liquid sleeve 325 in holding liquid case 324 one side, be connected with annotate liquid sleeve 325 and be used for taking out or push atmospheric pressure suction assembly 326, connect in holding liquid case 324 bottom and annotate liquid pipe 327 that is linked together with blending bin 21, and connect in annotating second check valve 328 of liquid pipe 327, wherein, suction assembly 326 includes: a suction cylinder 3261, and a sealing piston 3262 fixed to a piston rod of the suction cylinder 3261 and hermetically connected to the liquid injection sleeve 325.
Acid liquor or alkali liquor is stored in the liquid storage barrel 321, a piston rod of the suction cylinder 3261 is in an extending state in an initial state, the piston rod of the suction cylinder 3261 retracts during liquid injection, air in the liquid storage tank 324 cannot leak out of the liquid injection sleeve 325 due to the fact that the piston is attached to the inner wall of the liquid injection sleeve 325, due to the fact that the second one-way valve 328 is arranged, the liquid storage tank 324 is not communicated with the outside when the piston rod retracts, air pressure in the liquid storage tank 324 keeps constant all the time, and the liquid outlet pipe 322 can extract the acid liquor/alkali liquor with the same volume as the retracted volume of the piston rod from the liquid storage barrel 321 to be filled into the liquid storage tank 324; subsequently, when the piston rod is extended again, due to the first check valve 323, the acid/alkali solution in the liquid storage tank 324 is not squeezed into the liquid storage barrel 321, but is discharged into the mixing barrel 21 only through the liquid injection pipe 327, thereby completing the liquid injection process.
Furthermore, a piston rod of the suction cylinder 3261 extends out of a base of the suction cylinder 3261, the piston rod of the suction cylinder 3261 is sleeved with a plurality of adjusting rings 3263, and the tail end of the piston rod of the suction cylinder 3261 is in threaded connection with an adjusting fastener 3264; the number of the adjusting rings 3263 is added or reduced, the total length of the adjusting ring 3263 sleeved on the piston rod is correspondingly changed, and the sliding distance of the corresponding piston rod in the liquid injection sleeve 325 is changed, so that the retraction volume of the piston rod in the liquid injection sleeve 325 is changed, and thus when the piston rod is retracted, the amount of the acid liquid/alkali liquid extracted from the liquid storage barrel 321 by the liquid outlet pipe 322 is correspondingly changed, and the amount of the injected acid liquid/alkali liquid is adjusted; in practical application, the adjusting rings 3263 can be set to different lengths according to detection requirements, the length of each adjusting ring 3263 can correspond to the volume of the acid liquid/alkali liquid to be injected, and the amount of the acid liquid/alkali liquid to be injected into the mixing barrel 21 can be correspondingly adjusted by adding or reducing the adjusting rings 3263, so that the acid liquid/alkali liquid injection adjusting process is more convenient and accurate.
The detection instrument 4 is an existing pH value detection instrument 4, the detection instrument 4 is connected to the bearing plate 13, a detection head of the detection instrument 4 can be inserted into soil to be detected in the mixing barrel 21 when the bearing plate 13 descends, the detection instrument 4 is connected with the processing module 11, the detection box 1 is provided with a display 12 for displaying the pH value of the soil to be detected, the processing module 11 can adopt an existing data processing chip, can store and send detection data, and can display the detection data in real time through the display 12; in the mixed in-process of stirring, in the detection head of detector 4 inserted the soil that awaits measuring when loading board 13 descends, can measure the pH valve through detector 4, can show on display 12 after handling through processing module 11 to make things convenient for the measurement personnel to record pH valve data at any time.
Need carry out the pH valve and examine time measuring, add equivalent soil that awaits measuring in to two blending buckets 21 through guide subassembly 31, inject equivalent acidizing fluid and alkali lye in injecting respectively to two blending buckets 21 by annotating liquid subassembly 32 again, start stirring subassembly 22 afterwards and will await measuring soil and acidizing fluid/alkali lye and stir the mixture, carry out the pH valve and detect in inserting the soil that awaits measuring with the detection head of detector 4 after the mixture is accomplished, the pH valve that can draw soil in contrasting two blending buckets 21 interior pH valve of measuring, the testing process is more convenient, and the detection efficiency is improved.
On the other hand, the embodiment of the invention also provides a method for detecting the pH value of soil in a petroleum pipeline laying ground, which is based on the detection device and comprises the following steps:
the method comprises the following steps: injecting equal amount of soil to be detected into the mixing barrel 21 through the two material guide assemblies 31;
step two: respectively injecting equal amounts of acid liquor and alkali liquor into the two mixing barrels 21 through the two liquid injection assemblies 32;
step three: starting the stirring component 22 to stir and mix the soil to be measured in the mixing barrel 21 and the acid liquor/alkali liquor;
step four: after the soil to be tested and the acid liquor/alkali liquor are fully mixed, a detection head of the detector 4 is inserted into the soil to be tested to carry out the pH value test.
Through the steps, the soil pH value can be rapidly tested, and the detection efficiency is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a be used for petroleum pipeline to lay ground soil pH valve detection device which characterized in that includes:
a detection box;
two sets of settings are in the mixing mechanism of detection incasement, mixing mechanism includes: the mixing barrel is borne on the detection box, and the stirring assembly is used for stirring materials in the mixing barrel;
bear in the detection case and with two the feed mechanism that the blending tank corresponds the setting, feed mechanism includes: the device comprises a material guide assembly used for guiding soil to be detected into the mixing barrel and an injection assembly used for injecting acid liquor or alkali liquor into the mixing barrel; and the number of the first and second groups,
and the detector is used for detecting the pH value of the materials in the mixing barrel.
2. The soil acidity and alkalinity detection device for petroleum pipeline laying ground according to claim 1, wherein the stirring assembly comprises: the stirring device comprises a stirring motor, a stirring shaft fixed on a power output shaft of the stirring motor, and stirring blades fixed on the stirring shaft.
3. The apparatus as claimed in claim 2, wherein the detection box is slidably equipped with a bearing plate, the two sets of stirring motors are fixed to the bearing plate, and the detection box is further provided therein with a lifting driving mechanism for driving the bearing plate to reciprocate in a vertical direction.
4. The soil acidity and alkalinity detection device for petroleum pipeline laying ground according to claim 3, wherein the lifting driving mechanism is selected from the following structures, alone or in combination: air cylinders, electric cylinders, or lead screw drive mechanisms.
5. The soil acidity and alkalinity detection device for petroleum pipeline laying ground according to claim 1, wherein the guide assembly comprises: the material guide device comprises a material guide funnel fixed on the outer side of the detection box and a material guide pipe communicated with the material guide funnel, wherein the material guide pipe extends to the opening of the mixing barrel.
6. The soil acidity and alkalinity detection device for petroleum pipeline laying ground according to claim 1 or 5, wherein the liquid injection assembly comprises: stock solution bucket, with the drain pipe that stock solution barrel head portion is linked together, with first check valve that the drain pipe is connected, with what the drain pipe was linked together hold liquid case, set up and be in hold liquid case one side annotate the liquid sleeve, with annotate the liquid sleeve and be connected and be used for taking out or push atmospheric pressure suction subassembly, connect in hold liquid bottom of the case portion and with the notes liquid pipe that the blending tank is linked together and connect in annotate the second check valve of liquid pipe.
7. The soil acidity and alkalinity detection device for petroleum pipeline laying ground according to claim 6, wherein the suction assembly comprises: the liquid injection device comprises a suction cylinder and a sealing piston which is fixed on a piston rod of the suction cylinder and is in sealing connection with the liquid injection sleeve.
8. The soil acidity and alkalinity detection device for petroleum pipeline laying ground according to claim 7, wherein a piston rod of the suction cylinder extends out of a base of the suction cylinder, a plurality of adjusting rings are sleeved on the piston rod of the suction cylinder, and an adjusting fastener is connected to the tail end of the piston rod of the suction cylinder in a threaded manner.
9. The soil acidity and alkalinity detection device for petroleum pipeline laying ground according to claim 3 or 4, wherein the detector is connected to the bearing plate, a detection head of the detector can be inserted into the soil to be detected in the mixing barrel when the bearing plate descends, the detector is connected with a processing module, and a display for displaying the acidity and alkalinity of the soil to be detected is arranged on the detection box.
10. A method for detecting the pH value of soil in a petroleum pipeline laying site, which is based on the detection device of any one of claims 1-9 and comprises the following steps:
the method comprises the following steps: injecting equal amount of soil to be detected into the mixing barrel through the two material guide assemblies;
step two: respectively injecting equal amounts of acid liquor and alkali liquor into the two mixing barrels through the two liquid injection assemblies;
step three: starting a stirring assembly to stir and mix the soil to be measured in the mixing barrel and the acid liquor/alkali liquor;
step four: and after the soil to be tested and the acid liquor/alkali liquor are fully mixed, inserting a detection head of the detector into the soil to be tested to test the pH value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010320776.7A CN111537323A (en) | 2020-04-22 | 2020-04-22 | Soil pH value detection device and method for petroleum pipeline laying ground |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010320776.7A CN111537323A (en) | 2020-04-22 | 2020-04-22 | Soil pH value detection device and method for petroleum pipeline laying ground |
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| CN111537323A true CN111537323A (en) | 2020-08-14 |
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| CN202010320776.7A Pending CN111537323A (en) | 2020-04-22 | 2020-04-22 | Soil pH value detection device and method for petroleum pipeline laying ground |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113820473A (en) * | 2021-09-18 | 2021-12-21 | 江苏兴农基质科技有限公司 | PH value detection device for production of Chinese rose culture medium and detection method thereof |
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