CN117191878B - Soil pH value detection device and detection method - Google Patents
Soil pH value detection device and detection method Download PDFInfo
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- CN117191878B CN117191878B CN202311156579.6A CN202311156579A CN117191878B CN 117191878 B CN117191878 B CN 117191878B CN 202311156579 A CN202311156579 A CN 202311156579A CN 117191878 B CN117191878 B CN 117191878B
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- 238000001514 detection method Methods 0.000 title claims abstract description 242
- 239000002689 soil Substances 0.000 title claims abstract description 67
- 238000012216 screening Methods 0.000 claims abstract description 54
- 239000000523 sample Substances 0.000 claims abstract description 42
- 238000004140 cleaning Methods 0.000 claims abstract description 36
- 238000009423 ventilation Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000007605 air drying Methods 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 52
- 239000002699 waste material Substances 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 210000004907 gland Anatomy 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- 238000000638 solvent extraction Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The invention discloses a soil pH value detection device, which comprises a detection box body, a detection cup and a digital display control panel, wherein a detection cavity for placing the detection cup is formed in the detection box body, a detection position and a receiving position are arranged in the detection cavity, a rotary lifting support component for lifting and driving the height of the detection cup, horizontally rotating the detection cup between the detection position and the receiving position and overturning the upper and lower angles of the detection cup is arranged in the detection cavity, and the detection cup, the acid-base detection component, the soil screening component, the ventilation cleaning pipeline component, the lifting drive component, the magnetic stirrer, the digital display control panel and the like are cooperatively matched with each other, so that the automatic refined screening and detection of soil and the cleaning and air drying of an electrode probe after detection can be realized, and the whole process does not need time and effort of workers to process step by step, so that the time and labor are saved.
Description
Technical Field
The invention relates to the technical field of soil detection, in particular to a soil pH value detection device and a detection method.
Background
The pH value of the soil is one of important basic properties of the soil, is an index of the soil forming process and the curing and fertilizing process, has great influence on the physical and chemical properties of the soil, the microbial activity and the growth and development of plants, and therefore, in agricultural planting, the detection of the pH value of the soil is an important detection index, and suitable crops can be conveniently planted by detecting the pH value of the soil, and the effect of taking the effect according to local conditions is achieved.
However, when the pH value of the soil is detected at present, the soil is firstly required to be screened and thinned, then the soil is equally divided into two parts, one part is detected, the other part is reserved, the soil sample for detection is put into a detection container and mixed with pure water, then the mixture is mixed and stirred and kept stand, the detection is carried out after the standing, the electrode probe is required to be cleaned and wiped dry after the detection is finished, sometimes maintenance is required, a large amount of time is required to be consumed by the whole process, and the time and effort are extremely consumed.
Disclosure of Invention
(one) solving the technical problems
The present invention aims to solve the above problems and provide a soil ph value detection device and a detection method.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions:
the invention provides a soil pH value detection device, which comprises a detection box body, a detection cup and a digital display control panel, wherein a detection cavity for placing the detection cup is formed in the detection box body, a detection position and a receiving position are arranged in the detection cavity, lifting driving components for lifting and driving the height of the detection cup, horizontally rotating the detection cup between the detection position and the receiving position and rotating lifting supporting components for turning the detection cup up and down in an angle manner are arranged in the detection cavity, an acid-base detection component and a magnetic stirrer are respectively arranged at the detection position, a ventilation cleaning pipeline component for cleaning and air drying is further arranged on the acid-base detection component, a soil screening component and a waste liquid collecting structure are arranged at the receiving position, and a lifting driving component for lifting and adjusting the acid-base detection component is arranged on the detection box body.
Further, rotatory lift supporting component includes the brace table, the lift slide has been seted up in the brace table, the inside upper and lower slip of lift slide is provided with the lift post, the top outside of lift post is fixed and is provided with outer edge board, the both sides of lift post are provided with two guide bars that use it as central symmetry distribution, the upper end fixed connection of two guide bars is to outer edge board, the lower extreme sliding connection of two guide bars is to the direction slide hole that the brace table corresponds the position and has been seted up, the inside bottom surface of lift slide is fixed and is provided with first motor, the output axle head up of first motor and fixedly connected with first lead screw, the screw hole threaded connection each other that has been seted up in the upper end of first lead screw and the lift post, the upper end inside fixed connection of lift post is provided with the second motor, the output axle head up of second motor wears out the lift post upper surface and fixedly connected with rotatory piece, the both sides of rotatory piece are provided with regard as its central symmetry distribution's two support lantern rings, the outside of support lantern ring slip cap is established in the test cup, rotatory piece internal fixation is provided with two and is used for the three driving lantern rings of motor rotation respectively, the third motor that support the lantern ring and the first end of rotation, the third motor is used for the first end of supporting cup is connected with the first end, the third end of protruding cup is connected with the first end, the first end is connected with the first end of protruding cup, the first end is used for setting up end to the first end, the end of the electricity is connected to the third end to the top panel.
Further, every all fixedly provided with chucking platform on the lateral wall of support lantern ring, offered flexible slide in the chucking platform, flexible slide is towards the inside one end opening of support lantern ring, flexible slide internal fixation is provided with first electric telescopic handle, the push rod head end of first electric telescopic handle is towards the middle part position of support lantern ring and fixedly connected with be used for with detect the chucking piece of cup outer wall butt chucking, digital display control panel's output electricity is connected to the input of first electric telescopic handle.
Further, acid-base detection subassembly includes the measuring column, the shrink groove has been seted up to the measuring column inside, and the inside top surface in shrink groove is fixed to be provided with the electronic telescopic handle of second, and the push rod head end down and fixedly connected with PH meter of second electronic telescopic handle, PH meter slide from top to bottom and set up in shrink inslot, and the lower extreme of PH meter is provided with electrode probe, the fixed fender edge that is provided with in lower extreme outside of measuring column is located fender edge top the measuring column outside slides from top to bottom and is provided with the gland, and the fixed embedded edge that is used for sealing the butt with the rim of a cup that detects the cup that is provided with of downside of gland, the upside surface and the downside surface each other movable butt of gland that keeps off the edge, PH meter and digital display control panel are connected with each other electricity, digital display control panel's output electricity is connected to the input of second electronic telescopic handle.
Further, lift drive assembly is including all seting up first lift spout and the second lift spout that just communicate each other in detecting the box, and the detection post slides and sets up in first lift spout, the slider slides and sets up in the second lift spout, slider and detection post fixed connection each other, the rotation is provided with the second lead screw in the second lift spout, and the one end of second lead screw is driven by the fifth motor drive that sets up in detecting the box and rotates, digital display control panel's output electricity is connected to the input of fifth motor.
Further, ventilation cleaning pipeline subassembly is including seting up the first connecting channel on the testing column lateral wall, the upper end of first connecting channel is connected with the spring coupling pipeline, the inside top surface of first lift spout has been seted up and is used for accomodating the storage tank of spring coupling pipeline, ventilation cleaning pipeline subassembly still includes the electromagnetism cross valve, one of them interface connection of electromagnetism cross valve has the one end of second communication pipeline, the other end of second communication pipeline extends to and accomodates in the tank and be connected with spring coupling pipeline each other, the other three interfaces of electromagnetism cross valve are connected with respectively and are used for leading-in gas, be used for leading-in pure water and be used for leading-in maintenance liquid first communication pipeline, the annular channel that has been seted up each other in the lower extreme of first connecting channel and the testing column lower extreme, the lower extreme of testing column runs through a plurality of first orifice along its circumferencial direction, first orifice towards testing column outside one end and towards the equal opening of shrinkage tank in one end, the downside of testing column has been seted up with a plurality of second orifice that first orifice is linked each other, the output end of display control panel is to the input end of electromagnetism cross valve.
Further, soil screening subassembly is including seting up the screening cavity in detecting the box, is provided with the fourth motor in the screening cavity, and the fourth motor passes through the fixed screening cavity inner wall that sets up of back shaft, and the output axle head up and fixedly connected with of fourth motor are regular hexagonal cylinder shape's reference column, can dismantle in the screening cavity and be provided with the screening box, the bottom of screening box has been seted up and has been used for with reference column location complex locating hole, the fixed center cone that is provided with in interior bottom surface middle part position of screening box, the appearance of center cone is the cone shape of narrow down, the bottom of screening box is provided with the nylon sieve that is located the center cone outside, the fixed lower retaining ring that is provided with the cover in the fourth motor upper end outside that is located the bottom of screening box is fixedly provided with in the screening cavity of fourth motor below is used for forming the division board of its inside separation first feed divider and second feed divider, one side opening of second feed divider, can dismantle in the second feed divider and be provided with album appearance box, fixedly on the lateral wall of collection appearance box is provided with the pull motor outside the center cone, the output end of fourth motor is connected to the fourth hand display.
Further, the bottom opening of first branch material passageway and opening part hinge connection have the baffle door, the inside wall of first branch material passageway is fixed to be provided with be used for with the sealing washer of baffle door upper edge butt, the one end of the downside fixedly connected with eccentric rod of baffle door, the bottom opening part of first branch material passageway is provided with the unloading pipe, the last hinge connection of unloading pipe is provided with the cylinder, the other end of eccentric rod and the push rod head end of cylinder are articulated each other, digital display control panel's output electricity is connected to the input of cylinder.
Further, the waste liquid collection structure is including seting up the waste liquid collecting vat at the inside bottom surface of detection cavity, the liquid collecting opening has been seted up to the upside of waste liquid collecting vat, and liquid collecting opening department can dismantle and is provided with the backing plate, has seted up a plurality of through liquid hole groove on the backing plate, the detection box is close to the inside bottom surface one side of waste liquid collecting vat and is connected with the fluid-discharge tube.
The detection method of the soil pH value detection device comprises the following steps:
s1: soil is screened by the soil screening component, the detection cup is placed on the rotary lifting supporting component in the detection cavity, a rotor matched with the magnetic stirrer is placed in the detection cup, and the rotary lifting supporting component moves the detection cup to a receiving position;
s2: the soil is divided into two parts by the soil screening component after screening, wherein one part enters the first material distribution channel, the other part enters the second material distribution channel, a soil sample entering the first material distribution channel falls into the detection cup after the shutter is opened, and the soil sample entering the second material distribution channel falls into the sample collection box for collection;
s3: after the soil sample to be detected is collected in the detection cup, the lifting support assembly is rotated to drive the detection cup to horizontally rotate by a certain angle, so that the detection cup moves to a detection position, the lifting drive assembly drives the acid-base detection assembly to descend, the lower end of a detection column of the acid-base detection assembly is inserted into the detection cup, the cover and the seal of the cup opening of the detection cup are realized by the gland, and a certain amount of pure water is added into the detection cup by the ventilation cleaning pipeline assembly;
s4: the digital display control panel controls to open a magnetic stirrer, the magnetic stirrer drives a rotor in a detection cup to rotate, so that the pure water and the soil are uniformly mixed, after stirring is finished, a PH meter is driven by a second electric telescopic rod of an acid-base detection assembly to extend out of a shrinkage groove after standing for a certain time, an electrode probe is inserted into liquid in the detection cup to detect, after detection is finished, the PH meter is driven by the second electric telescopic rod to shrink into the shrinkage groove, and pure water is led out by a ventilation cleaning pipeline assembly to be cleaned and ventilated to dry;
s5: the lifting driving assembly drives the acid-base detection assembly and the detection cup to be separated from each other, the rotary lifting supporting assembly drives the detection cup to horizontally rotate by a certain angle so that the detection cup rotates from a detection position to a receiving position, then the rotary lifting supporting assembly drives the detection cup to vertically overturn, liquid in the detection cup is poured into the waste liquid collecting tank, the detection cup is overturned again to reset and move to the detection position, the acid-base detection assembly, the ventilation cleaning pipeline assembly, the lifting driving assembly and the like are matched to clean the detection cup, and the detection cup is moved to the receiving position to pour waste liquid;
s6: when the electrode probe needs to be maintained, the acid-base detection assembly, the ventilation cleaning pipeline assembly, the lifting driving assembly and the like are matched to insert the electrode probe into the detection cup, and the maintenance liquid is introduced into the ventilation cleaning pipeline assembly to soak the electrode probe.
(III) beneficial effects
Compared with the prior art, the invention has the beneficial effects that:
1. can realize three kinds of functions through rotatory lift supporting component, first effect is the rotation that can drive and detect cup horizontal position, realize detecting the cup and detect the position and connect the conversion between the material level, second effect is can drive and detect cup oscilaltion, realize detecting the butt cooperation and the separation of cup and magnetic stirrer, be close to with the unloading pipe when detecting the cup and connect the material, avoid dust to fly up, when overturning from top to bottom to detecting the cup, highly adjust to suitable height to detecting the cup, avoid detecting cup and detecting the upper and lower wall collision interference of cavity, wherein the upper breach that is used for getting to put detecting the cup has still been seted up to the detection cavity upside, the third effect is that can drive and detect the cup and overturn from top to bottom, thereby be used for pouring out the liquid that detects in the cup.
2. The lifting driving assembly can realize the lifting of the acid-base detection assembly at the height position in the detection cavity, so that the mutual matching and separation between the acid-base detection assembly and the detection cup are realized;
3. the soil screening component can screen soil, equally divide the screened sample into two parts, one part is used for detection, the other part is used for sample retention and preservation, and the sample is detected by matching the rotary lifting supporting component and the acid-base detecting component;
4. through rotatory lift supporting component, detect cup, acid-base detection component, soil screening subassembly, ventilation cleaning pipeline subassembly, lift drive assembly, magnetic stirrer and digital display control panel etc. cooperate each other, can realize the automation to soil refine screening and detect to electrode probe's washing and air-drying after detecting, whole process no longer need the staff to expend time and energy and handle step by step, labour saving and time saving.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the front view of the present invention;
FIG. 2 is a schematic diagram of the right-hand construction of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the cross-sectional structure of FIG. 2 A-A in accordance with the present invention;
FIG. 4 is a schematic perspective view of the present invention of FIG. 1;
FIG. 5 is a schematic view of the present invention in a partially enlarged configuration at B of FIG. 3;
FIG. 6 is a schematic view of a partially enlarged structure of FIG. 3 according to the present invention;
FIG. 7 is a schematic view of the structure of the present invention shown in FIG. 3 at D in an enlarged partial view;
FIG. 8 is a schematic view of a partially enlarged structure of FIG. 3 at E in accordance with the present invention;
FIG. 9 is a schematic view of a partially enlarged structure of the invention at F of FIG. 3;
FIG. 10 is a schematic view of a partially enlarged structure of the present invention at G of FIG. 3;
fig. 11 is a partially enlarged schematic view of the structure of fig. 3 at H in accordance with the present invention.
The reference numerals are explained as follows: 1. detecting a box body; 101. detecting the cavity; 102. an upper notch; 103. a cover plate; 104. a sampling groove; 2. a rotary lifting support assembly; 201. a support table; 202. lifting slide ways; 203. a first motor; 204. a first lead screw; 205. a threaded hole; 206. lifting columns; 207. an outer edge plate; 208. a guide rod; 209. a second motor; 210. a rotating block; 211. a third motor; 212. a support collar; 213. a clamping table; 214. a telescopic slideway; 215. a first electric telescopic rod; 216. a clamping block; 3. a detection cup; 301. a convex edge; 4. an acid-base detection assembly; 401. a second electric telescopic rod; 402. a shrink tank; 403. a PH meter; 404. an electrode probe; 405. a gland; 406. a blocking edge; 407. an embedded edge; 408. a detection column; 5. a soil screening assembly; 501. a screening box; 502. a lifting rod; 503. a sieving chamber; 504. a first feed distribution channel; 505. a support shaft; 506. a partition plate; 507. a fourth motor; 508. a center frustum; 509. positioning holes; 510. positioning columns; 511. nylon sieve; 512. a lower retainer ring; 513. a cylinder; 514. a second feed separation channel; 515. a sealing retainer ring; 516. a shutter; 517. an eccentric rod; 518. discharging pipes; 6. a liquid through hole groove; 7. a vent cleaning duct assembly; 701. an electromagnetic four-way valve; 702. a first communication pipe; 703. a second communication pipe; 704. a storage groove; 705. the spring is connected with the pipeline; 706. a first connection channel; 707. an annular channel; 708. a first nozzle hole; 709. a second nozzle hole; 8. a sample collection box; 801. a pull handle; 9. a lifting driving assembly; 901. a fifth motor; 902. a first lifting chute; 903. a slide block; 904. the second lifting chute; 905. a second lead screw; 10. a magnetic stirrer; 11. a waste liquid collection tank; 12. a liquid discharge pipe; 13. a liquid collecting port; 14. a backing plate; 15. and a digital display control panel.
Detailed Description
For the purpose of the present invention; the technical scheme and advantages are more clear, and the technical scheme of the invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
Referring to fig. 1-11, the invention provides a soil ph value detection device, which comprises a detection box body 1 with a cuboid shape, a cylindrical detection cup 3 and a digital display control panel 15 arranged on the detection box body 1, wherein a detection cavity 101 for placing the detection cup 3 is arranged at the inner lower part of the detection box body 1, a detection position and a receiving position are arranged at the inner bottom surface of the detection cavity 101, a soil screening component 5 and a waste liquid collecting structure are respectively arranged in the detection cavity 101 in an up-down direction, the position of the detection cup 3 is converted by the horizontal rotation between the detection position and the receiving position, the detection position and the receiving position are symmetrically distributed on two sides of the rotary lifting support component 2, an acid-base detection component 4 and a magnetic stirrer 10 are respectively arranged above and below the detection position, a ventilation cleaning pipeline component 7 for cleaning and air drying is also arranged on the detection component 4, the ventilation cleaning pipeline component 7 is used for conveying air, pure water and the waste liquid, the waste liquid is respectively arranged in the up-down direction of the receiving position is provided with a soil screening component 5 and a waste liquid collecting structure, and the detection box body 1 is respectively provided with an up-down direction adjusting component 9 for adjusting the detection position of the detection cup 3.
Referring to fig. 1, 3, 10 and 11 of the specification, this embodiment proposes a specific rotary lifting support assembly 2, the rotary lifting support assembly 2 includes a support table 201 having a cylindrical shape, a lifting slide rail 202 is provided in the support table 201, a lifting column 206 is provided in the lifting slide rail 202 in a sliding manner, an outer edge plate 207 is fixedly provided on the outer side of the top end of the lifting column 206, two guide rods 208 symmetrically distributed with respect to the lifting column 206 are provided on both sides of the lifting column 206, the upper ends of the two guide rods 208 are fixedly connected to the outer edge plate 207, the lower ends of the two guide rods 208 are slidably connected to guide slide holes provided in corresponding positions of the support table 201, a first motor 203 is fixedly provided on the inner bottom surface of the lifting slide rail 202, the output shaft end of the first motor 203 faces upward and is fixedly connected to a first screw 204, the upper end of the first screw rod 204 is in threaded connection with a threaded hole 205 formed in the lifting column 206, a second motor 209 is fixedly arranged in the upper end of the lifting column 206, the output shaft end of the second motor 209 penetrates out of the upper surface of the lifting column 206 upwards and is fixedly connected with a rotating block 210, two supporting lantern rings 212 which are symmetrically distributed with the rotating block 210 serving as a center are arranged on two sides of the rotating block 210, the supporting lantern rings 212 are slidably sleeved on the outer side of the detection cup 3, two third motors 211 which are used for respectively driving the two supporting lantern rings 212 to rotate are fixedly arranged in the rotating block 210, a protruding edge 301 which is used for being in butt joint with the supporting lantern rings 212 is fixedly arranged on the outer side of the upper end of the detection cup 3, and the output end of the digital display control panel 15 is electrically connected to the input ends of the first motor 203, the second motor 209 and the third motors 211 respectively. Clamping tables 213 are fixedly arranged on the outer side walls of the supporting collars 212, telescopic slide ways 214 are arranged in the clamping tables 213, the telescopic slide ways 214 face one end opening inside the supporting collars 212, first electric telescopic rods 215 are fixedly arranged in the telescopic slide ways 214, the push rod head ends of the first electric telescopic rods 215 face the middle positions of the supporting collars 212 and are fixedly connected with clamping blocks 216 used for being clamped with the outer walls of the detection cups 3 in a propping mode, and the output ends of the digital display control panel 15 are electrically connected to the input ends of the first electric telescopic rods 215. Through the above-mentioned concrete structural design, can put into two detection cups 3 respectively in two support lantern rings 212 to cooperate by the first electric telescopic rod 215 and the chucking platform 213 etc. on the support lantern ring 212 and realize detecting cup 3 tight in support lantern ring 212, when rotatory lift supporting component 2 drive detects cup 3 upset from top to bottom, first electric telescopic rod 215 and chucking platform 213 can avoid detecting cup 3 to slide out from support lantern ring 212.
In practical application, rotatory lift supporting component 2 possesses three kinds of effects, first effect is the rotation of drive detection cup 3 horizontal position for detect cup 3 and detect the position and connect the conversion between the material level, second effect is the drive detection cup 3 oscilaltion, be used for realizing the butt cooperation and the separation of detection cup 3 and magnetic stirrer 10, be close to with unloading pipe 518 when detecting cup 3 and connect the material, avoid dust to fly up, when overturning from top to bottom to detection cup 3, to the height adjustment to suitable height of detection cup 3, avoid detecting cup 3 and detection cavity 101 upper and lower wall collision interference, wherein detection cavity 101 upside has still been seted up and has been used for getting the upper notch 102 of putting detection cup 3, the third effect is the drive detection cup 3 upset from top to bottom, thereby be used for pouring out the liquid in the detection cup 3.
Referring to fig. 3, 6 and 7 of the specification, the acid-base detection assembly 4 comprises a detection column 408, a shrinkage groove 402 is formed in the detection column 408, a second electric telescopic rod 401 is fixedly arranged on the inner top surface of the shrinkage groove 402, the push rod head end of the second electric telescopic rod 401 is downward and fixedly connected with a PH meter 403, the PH meter 403 is arranged in the shrinkage groove 402 in a sliding manner up and down, an electrode probe 404 is arranged at the lower end of the PH meter 403, a blocking edge 406 is fixedly arranged at the outer side of the lower end of the detection column 408, a gland 405 is arranged at the outer side of the detection column 408 above the blocking edge 406 in a sliding manner up and down, an embedded edge 407 for sealing and abutting with a cup opening of the detection cup 3 is fixedly arranged at the lower side of the gland 405, the upper side surface of the blocking edge 406 and the lower side surface of the gland 405 are in movable abutting joint, the PH meter 403 and the digital display control panel 15 are electrically connected with each other, and the output end of the digital display control panel 15 is electrically connected to the input end of the second electric telescopic rod 401. In practical application, the second electric telescopic rod 401 can enable the PH meter 403 to extend out of or retract into the shrinkage groove 402, when extending out, the PH meter 403 and the electrode probe 404 can be enabled to detect the PH value of liquid, when retracting in, the PH meter 403 and the electrode probe 404 can be enabled to be stored and protected, and the air drying after cleaning of the electrode probe 404 is enabled to be achieved by matching with the ventilation cleaning pipeline assembly 7.
In order to match the acid-base detection assembly 4, the lifting driving assembly 9 comprises a first lifting chute 902 and a second lifting chute 904 which are both arranged in the detection box 1 and are communicated with each other, the detection column 408 is arranged in the first lifting chute 902 in a sliding manner, the sliding block 903 is arranged in the second lifting chute 904 in a sliding manner, the sliding block 903 and the detection column 408 are fixedly connected with each other, a second lead screw 905 is rotationally arranged in the second lifting chute 904, one end of the second lead screw 905 is driven to rotate by a fifth motor 901 fixedly arranged in the detection box 1, and the output end of the digital display control panel 15 is electrically connected to the input end of the fifth motor 901. The lifting driving assembly 9 can realize the lifting of the height position of the acid-base detection assembly 4 in the detection cavity 101, so that the mutual matching and separation between the acid-base detection assembly 4 and the detection cup 3 are realized.
In order to match the acid-base detection component 4, the ventilation cleaning pipeline component 7 comprises a first connecting channel 706 which is arranged on the outer side wall of the detection column 408, a spring connecting pipeline 705 is connected to the upper end of the first connecting channel 706, a containing groove 704 which is used for containing the spring connecting pipeline 705 is arranged on the inner top surface of the first lifting chute 902, the ventilation cleaning pipeline component 7 further comprises an electromagnetic four-way valve 701, one interface of the electromagnetic four-way valve 701 is connected with one end of a second connecting pipeline 703, the other end of the second connecting pipeline 703 extends into the containing groove 704 and is connected with the spring connecting pipeline 705, the other three interfaces of the electromagnetic four-way valve 701 are respectively connected with a first connecting pipeline 702 which is used for introducing gas, pure water and maintenance liquid, an annular channel 707 which is arranged inside the lower end of the first connecting channel 706 is communicated with one another, a plurality of first spray holes 708 are arranged on the lower end of the detection column 408 in a penetrating way along the circumferential direction of the lower end of the detection column 408, the first spray holes 708 are opened towards the outer side of the detection column 408 and one end of the contraction groove 402, the other three interfaces of the other interfaces of the electromagnetic four-way valve 701 are respectively connected with a plurality of second control panels 709 which are electrically connected with the lower side of the first spray holes 708, and the electromagnetic four-way valve is connected with one another 15.
The soil screening subassembly 5 is including seting up the screening cavity 503 in detecting box 1, be provided with fourth motor 507 in the screening cavity 503, on the fixed screening cavity 503 inner wall that sets up of fourth motor 507 through back shaft 505, the appearance of back shaft 505 is the round bar shape, the output axle head of fourth motor 507 is upwards and fixedly connected with is the reference column 510 of regular hexagonal cylinder shape, can dismantle in the screening cavity 503 and be provided with screening box 501, after the screening is accomplished, can take out screening box 501 from screening cavity 503, clear up the soil that remains in the screening cavity 503. The bottom of screening box 501 has offered the locating hole 509 that is used for with reference column 510 locate fit, screening box 501's inside bottom surface middle part position fixing is provided with center frustum 508, center frustum 508's appearance is narrow down wide cone shape, screening box 501's bottom is provided with the nylon sieve 511 that is located center frustum 508 outside, screening box 501's bottom is fixed to be provided with the cover and establishes the lower retaining ring 512 in the outside of fourth motor 507 upper end, be located the fixed division board 506 that is used for separating its inside first feed divider channel 504 of formation and second feed divider channel 514 that is provided with in screening cavity 503 below fourth motor 507, one side opening of second feed divider channel 514, can dismantle in the second feed divider channel 514 and be provided with collection appearance box 8, fixedly on collection appearance box 8's the lateral wall be provided with pull handle 801, digital display control panel 15's output electricity is connected to fourth motor 507's input. The bottom end opening of the first material distribution channel 504 and the opening part are hinged with a baffle door 516, a sealing retainer ring 515 used for being abutted to the upper side edge of the baffle door 516 is fixedly arranged on the inner side wall of the first material distribution channel 504, one end of an eccentric rod 517 is fixedly connected to the lower side of the baffle door 516, a blanking pipe 518 is arranged at the bottom end opening part of the first material distribution channel 504, an air cylinder 513 is hinged to the blanking pipe 518, the other end of the eccentric rod 517 and the head end of a push rod of the air cylinder 513 are hinged to each other, and the output end of the digital display control panel 15 is electrically connected to the input end of the air cylinder 513. Through the specific structural design, the soil can be screened, and the screened sample is equally divided into two parts, one part is used for detection and the other part is used for sample preservation.
The waste liquid collection structure is including seting up the waste liquid collecting vat 11 at the inside bottom surface of detecting cavity 101, and liquid collecting port 13 has been seted up to the upside of waste liquid collecting vat 11, and liquid collecting port 13 department can dismantle and be provided with backing plate 14, has seted up a plurality of through liquid hole groove 6 on the backing plate 14, and detection box 1 is close to the inside bottom surface one side of waste liquid collecting vat 11 and is connected with fluid-discharge tube 12.
Working principle:
soil is screened by the soil screening assembly 5, the detection cup 3 is placed on the rotary lifting support assembly 2 in the detection cavity 101, a rotor matched with the magnetic stirrer 10 is placed in the detection cup 3, and the detection cup 3 is moved to a receiving position by the rotary lifting support assembly 2;
the soil is divided into two parts by the soil screening assembly 5, wherein one part enters the first material dividing channel 504, the other part enters the second material dividing channel 514, the soil sample entering the first material dividing channel 504 falls into the detection cup 3 after the shutter 516 is opened, and the soil sample entering the second material dividing channel 514 falls into the sample collecting box 8 for collection;
after the soil sample to be detected is collected in the detection cup 3, the rotary lifting support assembly 2 drives the detection cup 3 to horizontally rotate by a certain angle, so that the detection cup 3 moves to a detection position, the lifting drive assembly 9 drives the acid-base detection assembly 4 to descend, so that the lower end of the detection column 408 of the acid-base detection assembly 4 is inserted into the detection cup 3, the cover of the cup opening of the detection cup 3 is sealed by the gland 405, and a certain amount of pure water is added into the detection cup 3 by the ventilation cleaning pipeline assembly 7;
the digital display control panel 15 controls to open the magnetic stirrer 10, the magnetic stirrer 10 drives the rotor in the detection cup 3 to rotate, so that the pure water and the soil are uniformly mixed, after stirring is finished, the second electric telescopic rod 401 of the acid-base detection assembly 4 drives the PH meter 403 to extend out of the shrinkage groove 402 after standing for a certain time, the electrode probe 404 is inserted into the liquid in the detection cup 3 for detection, after detection is finished, the second electric telescopic rod 401 drives the PH meter 403 to shrink into the shrinkage groove 402, and pure water is led out by the ventilation cleaning pipeline assembly 7 for cleaning and ventilation drying;
the lifting driving assembly 9 drives the acid-base detecting assembly 4 and the detecting cup 3 to be separated from each other, the rotating lifting supporting assembly 2 drives the detecting cup 3 to horizontally rotate by a certain angle, so that the detecting cup 3 rotates from a detecting position to a receiving position, then the rotating lifting supporting assembly 2 drives the detecting cup 3 to turn up and down, liquid in the detecting cup 3 is poured into the waste liquid collecting tank 11, the detecting cup is turned over again to reset and moves to the detecting position, the acid-base detecting assembly 4, the ventilation cleaning pipeline assembly 7, the lifting driving assembly 9 and the like are matched to clean the detecting cup 3, and the detecting cup is moved to the receiving position to pour waste liquid;
when the electrode probe 404 needs to be maintained, the acid-base detection assembly 4, the ventilation cleaning pipeline assembly 7, the lifting driving assembly 9 and the like are matched to insert the electrode probe 404 into the detection cup 3, and the maintenance liquid is introduced from the ventilation cleaning pipeline assembly 7 to soak the electrode probe 404.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a soil pH valve detection device which characterized in that: the device comprises a detection box body (1), a detection cup (3) and a digital display control panel (15), wherein a detection cavity (101) for placing the detection cup (3) is formed in the detection box body (1), a detection position and a receiving position are arranged in the detection cavity (101), lifting driving is performed on the height of the detection cup (3), a rotary lifting supporting component (2) for horizontally rotating the detection cup (3) between the detection position and the receiving position and for overturning the detection cup (3) at an upper angle and a lower angle is arranged in the detection cavity (101), an acid-base detection component (4) and a magnetic stirrer (10) are respectively arranged at the detection position, a ventilation cleaning pipeline component (7) for cleaning and air drying is further arranged on the acid-base detection component (4), a soil screening component (5) and a waste liquid collecting structure are arranged at the receiving position, and a lifting driving component (9) for lifting and adjusting the acid-base detection component (4) is arranged on the detection box body (1);
the rotary lifting support assembly (2) comprises a support table (201), lifting slide ways (202) are arranged in the support table (201), lifting columns (206) are arranged in the lifting slide ways (202) in a sliding manner up and down, outer edge plates (207) are fixedly arranged on the outer sides of the tops of the lifting columns (206), two guide rods (208) which are distributed symmetrically with the lifting columns (206) as a center are arranged on the two sides of the lifting columns (206), the upper ends of the two guide rods (208) are fixedly connected to the outer edge plates (207), the lower ends of the two guide rods (208) are connected to guide slide holes which are formed in positions corresponding to the support table (201) in a sliding manner, a first motor (203) is fixedly arranged on the inner bottom surface of the lifting slide ways (202), output shaft ends of the first motor (203) are upwards and fixedly connected with first screw rods (204), the upper ends of the first screw rods (204) are in threaded connection with threaded holes (205) which are formed in the lifting columns (206), a second motor (209) are fixedly arranged in the inner parts of the upper ends of the lifting columns (206), the second motor (209) are fixedly connected to the outer edge plates (207), the two sleeve rings (212) which are distributed symmetrically with the outer sides of the support cup (210) in a sliding manner, the two sleeve rings (210) are fixedly arranged on the outer surfaces of the two sleeve rings (210) which are fixedly connected with the rotation cup (3), two third motors (211) for respectively driving the two support lantern rings (212) to rotate are fixedly arranged in the rotating block (210), a protruding edge (301) for limiting the support lantern rings (212) in an abutting mode is fixedly arranged on the outer side of the upper end of the detection cup (3), and the output end of the digital display control panel (15) is electrically connected to the input ends of the first motor (203), the second motor (209) and the third motor (211) respectively;
every all fixedly provided with chucking platform (213) on the lateral wall of support lantern ring (212), offered flexible slide (214) in chucking platform (213), flexible slide (214) are towards the inside one end opening of support lantern ring (212), flexible slide (214) internal fixation is provided with first electric telescopic handle (215), the push rod head end of first electric telescopic handle (215) is towards the middle part position of support lantern ring (212) and fixedly connected with be used for with detect chucking piece (216) of cup (3) outer wall butt chucking, the output electricity of digital display control panel (15) is connected to the input of first electric telescopic handle (215).
2. The soil ph detecting device according to claim 1, wherein: acid-base detection subassembly (4) including detecting post (408), detect post (408) inside shrink groove (402) of seting up, the inside top surface of shrink groove (402) is fixed to be provided with second electric telescopic handle (401), push rod head end down and fixedly connected with PH meter (403) of second electric telescopic handle (401), PH meter (403) slide from top to bottom and set up in shrink groove (402), the lower extreme of PH meter (403) is provided with electrode probe (404), detect post (408)'s lower extreme outside is fixed to be provided with keeps off along (406), is located keep off along (406) top detect post (408) outside upper and lower slip is provided with gland (405), the fixed being provided with in downside of gland (405) is used for carrying out sealing butt with the rim of a cup of detecting cup (3) embedded along (407), keep off along the upside surface and the downside surface of gland (405) each other activity butt, PH meter (403) and digital display control panel (15) are connected with each other, digital display control panel's output is connected to the flexible input of second electric handle (401).
3. The soil ph detecting device according to claim 2, wherein: the lifting drive assembly (9) comprises a first lifting chute (902) and a second lifting chute (904) which are both arranged in the detection box body (1) and communicated with each other, the detection column (408) is arranged in the first lifting chute (902) in a sliding mode, the sliding block (903) is arranged in the second lifting chute (904) in a sliding mode, the sliding block (903) and the detection column (408) are fixedly connected with each other, a second lead screw (905) is rotationally arranged in the second lifting chute (904), one end of the second lead screw (905) is driven to rotate by a fifth motor (901) fixedly arranged in the detection box body (1), and the output end of the digital display control panel (15) is electrically connected to the input end of the fifth motor (901).
4. A soil ph detecting device according to claim 3, wherein: the ventilation cleaning pipeline component (7) comprises a first connecting channel (706) arranged on the outer side wall of the detection column (408), the upper end of the first connecting channel (706) is connected with a spring connecting pipeline (705), a containing groove (704) used for containing the spring connecting pipeline (705) is arranged on the inner top surface of the first lifting sliding chute (902), the ventilation cleaning pipeline component (7) further comprises an electromagnetic four-way valve (701), one interface of the electromagnetic four-way valve (701) is connected with one end of a second connecting pipeline (703), the other end of the second connecting pipeline (703) extends into the containing groove (704) and is connected with the spring connecting pipeline (705), the other three interfaces of the electromagnetic four-way valve (701) are respectively connected with a first connecting pipeline (702) used for introducing gas, pure water and maintenance liquid, the lower end of the first connecting channel (706) is mutually communicated with the annular channel (704) arranged inside the lower end of the detection column (408), the lower end of the detection column (408) is connected with one end of a plurality of spray holes (708) along the circumferential direction of the lower end of the detection column (408), a plurality of spray holes (708) are formed towards the first end (707), a plurality of first ends (708) are respectively communicated with the first ends (408) and the first ends (708) are mutually communicated with the first ends (708), the output end of the digital display control panel (15) is electrically connected to the input end of the electromagnetic four-way valve (701).
5. The soil ph detecting device according to claim 1, wherein: the soil screening component (5) comprises a screening cavity (503) arranged in a detection box body (1), a fourth motor (507) is arranged in the screening cavity (503), the fourth motor (507) is fixedly arranged on the inner wall of the screening cavity (503) through a supporting shaft (505), an output shaft end of the fourth motor (507) is upward and fixedly connected with a positioning column (510) in a regular hexagonal cylinder shape, a screening box (501) is detachably arranged in the screening cavity (503), a positioning hole (509) for positioning and matching with the positioning column (510) is formed in the bottom of the screening box (501), a central frustum (508) is fixedly arranged in the middle of the inner bottom surface of the screening box (501), the shape of the central frustum (508) is in a conical shape with the upper narrow and the lower wide, a nylon screen (511) arranged on the outer side of the central frustum (508) is fixedly arranged at the bottom of the screening box (501), a lower baffle (512) sleeved on the outer side of the upper end of the fourth motor (507) is fixedly arranged at the bottom of the screening box (501), a second partition plate (514) is arranged in the cavity (503) below the fourth motor (507) and is used for partitioning a second partition plate (514) of the second partition plate (514) to form a material channel, sample collection box (8) can be dismantled to be provided with in second feed divider passageway (514), fixedly be provided with pull handle (801) on the lateral wall of sample collection box (8), the output electricity of digital display control panel (15) is connected to the input of fourth motor (507).
6. The soil ph detecting device according to claim 5, wherein: the bottom opening of first feed distribution channel (504) and opening part hinge connection have baffle door (516), the inside wall of first feed distribution channel (504) is fixed be provided with be used for with baffle door (516) on side edge butt sealing ring (515), the downside fixedly connected with eccentric rod (517) of baffle door (516), the bottom opening part of first feed distribution channel (504) is provided with unloading pipe (518), the last hinge connection of unloading pipe (518) is provided with cylinder (513), the other end of eccentric rod (517) is articulated each other with the push rod head end of cylinder (513), the output electricity of digital display control panel (15) is connected to the input of cylinder (513).
7. The soil ph detecting device according to claim 1, wherein: the waste liquid collection structure is including seting up waste liquid collecting vat (11) at the inside bottom surface of detection cavity (101), collection liquid mouth (13) have been seted up to the upside of waste liquid collecting vat (11), and collection liquid mouth (13) department can dismantle and be provided with backing plate (14), has seted up a plurality of logical liquid hole groove (6) on backing plate (14), detection box (1) are close to inside bottom surface one side of waste liquid collecting vat (11) and are connected with fluid-discharge tube (12).
8. The detection method of the soil ph detecting device according to any one of claims 1 to 7, characterized in that: the method comprises the following steps:
s1: soil is screened by the soil screening component (5), the detection cup (3) is placed on the rotary lifting supporting component (2) in the detection cavity (101), a rotor matched with the magnetic stirrer (10) is placed in the detection cup (3), and the rotary lifting supporting component (2) moves the detection cup (3) to a receiving position;
s2: the soil is divided into two parts by the soil screening component (5), wherein one part enters the first material distribution channel (504), the other part enters the second material distribution channel (514), the soil sample entering the first material distribution channel (504) falls into the detection cup (3) after the shutter (516) is opened, and the soil sample entering the second material distribution channel (514) falls into the sample collection box (8) for collection;
s3: after a soil sample to be detected is collected in the detection cup (3), the rotary lifting support assembly (2) drives the detection cup (3) to horizontally rotate by a certain angle, so that the detection cup (3) moves to a detection position, the lifting drive assembly (9) drives the acid-base detection assembly (4) to descend, the lower end of the detection column (408) of the acid-base detection assembly (4) is inserted into the detection cup (3), the cover and the seal of the cup opening of the detection cup (3) are realized by the gland (405), and a certain amount of pure water is added into the detection cup (3) by the ventilation cleaning pipeline assembly (7);
s4: the digital display control panel (15) controls to open the magnetic stirrer (10), the magnetic stirrer (10) drives the rotor in the detection cup (3) to rotate, so that the uniform mixing of pure water and soil is realized, after stirring is finished, the second electric telescopic rod (401) of the acid-base detection assembly (4) drives the PH meter (403) to extend out of the shrinkage groove (402) after standing for a certain time, the electrode probe (404) is inserted into liquid in the detection cup (3) for detection, after detection is finished, the second electric telescopic rod (401) drives the PH meter (403) to shrink into the shrinkage groove (402), and pure water is led out by the ventilation cleaning pipeline assembly (7) for cleaning and ventilation drying;
s5: the lifting driving assembly (9) drives the acid-base detection assembly (4) and the detection cup (3) to be separated from each other, the rotation lifting supporting assembly (2) drives the detection cup (3) to horizontally rotate by a certain angle, so that the detection cup (3) rotates from a detection position to a receiving position, then the rotation lifting supporting assembly (2) drives the detection cup (3) to turn up and down, liquid in the detection cup (3) is poured into the waste liquid collecting tank (11), the detection cup is turned over again to reset and moved to the detection position, and the acid-base detection assembly (4), the ventilation cleaning pipeline assembly (7), the lifting driving assembly (9) and the like are matched to clean the detection cup (3) and move to the receiving position to pour waste liquid;
s6: when the electrode probe (404) needs to be maintained, the acid-base detection assembly (4), the ventilation cleaning pipeline assembly (7), the lifting driving assembly (9) and the like are matched to insert the electrode probe (404) into the detection cup (3), and the maintenance liquid is led in through the ventilation cleaning pipeline assembly (7) to soak the electrode probe (404).
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