CN115876520A - Automatic sampling mechanism's soil selenium element check out test set - Google Patents
Automatic sampling mechanism's soil selenium element check out test set Download PDFInfo
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- CN115876520A CN115876520A CN202211613861.8A CN202211613861A CN115876520A CN 115876520 A CN115876520 A CN 115876520A CN 202211613861 A CN202211613861 A CN 202211613861A CN 115876520 A CN115876520 A CN 115876520A
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Abstract
The invention discloses a soil selenium element detection device of an automatic sampling mechanism, which comprises a detection device main body and a sampling shovel rod structure arranged on the detection device main body, wherein a PLC (programmable logic controller) is also arranged on the detection device main body, a lifting guide rod structure is arranged on one side of the detection device main body, a hammering block structure for realizing downward hammering of the sampling shovel rod structure and a guide driving wheel assembly for clamping, fixing and upwards driving the sampling shovel rod structure to move in a guiding manner are respectively arranged on the lifting guide rod structure in a sliding manner along the up and down direction, and the functions of automatic sampling of soil, automatic separation and collection of the soil after sampling, sampling of the soil at different depths, heating and dehumidification pretreatment of the sample soil and the like can be realized, so that an inseparable whole body is formed.
Description
Technical Field
The invention relates to the field of soil sampling and detecting equipment, in particular to soil selenium element detecting equipment of an automatic sampling mechanism.
Background
The selenium-rich soil is the soil with the selenium content enriched to be more than 0.4mg/kg, and the selenium is a nutrient element necessary for animals and a nutrient element beneficial to plants. Scientific research finds that the level of blood selenium is closely related to the occurrence of cancer, selenium is the most important anti-aging element discovered so far, selenium-rich soil is a prerequisite for developing natural selenium-rich farm products, and the selenium-rich soil can be converted into economic value only by being effectively utilized for development. In the development and utilization process of the selenium-rich soil, the change of the selenium content in the soil needs to be monitored and detected in the whole development process so as to scientifically use the selenium-rich soil; application number is CN 202120802251.7's a selenium-enriched soil sampling device convenient to deep borrow soil, the on-line screen storage device comprises a base, slide bar sliding connection has the footstock through the top of base, slide in the slide bar through electronic spiral riser control footstock, it is connected with the pivot to rotate through I of motor in the middle of the top of footstock, the bottom of pivot is fixed with the rotary drum through the roof, the inside of rotary drum is fixed with the fixed inner tube of multiunit, movable inner tube has been inserted in the fixed inner tube, can carry out the soil sample to the soil layer of the different degree of depth simultaneously, improve soil sampling efficiency, avoid destroying surface soil by a large scale and take a sample, but prior art is when taking a sample to selenium-enriched soil, can't realize the automatic sampling to soil, be not convenient for break away from the collection to the automation of soil sample at soil automatic sampling in-process.
Disclosure of Invention
Technical problem to be solved
The invention aims to solve the problems and provide a soil selenium element detection device of an automatic sampling mechanism.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a soil selenium element detection device of an automatic sampling mechanism, which comprises a detection device main body and a sampling shovel rod structure arranged on the detection device main body, wherein a PLC (programmable logic controller) is also arranged on the detection device main body, a lifting guide rod structure is arranged on one side of the detection device main body, a hammering block structure for realizing downward hammering of the sampling shovel rod structure and a guide driving wheel assembly for clamping and fixing the sampling shovel rod structure and driving the sampling shovel rod structure to move upwards are respectively arranged on the lifting guide rod structure in a sliding manner along the up-down direction, a limiting detection structure for detecting and limiting the position of the guide driving wheel assembly is arranged at the bottom of the lifting guide rod structure, an elastic percussion assembly for percussion of the hammering block structure is arranged above the hammering block structure, the elastic percussion assembly is fixedly arranged on the detection device main body, an upper push-pull buckle assembly for driving the hammering block structure to move upwards and is matched and connected with the elastic percussion assembly is arranged on one side of the detection device main body close to the hammering block structure, a soil sample receiving assembly for receiving soil taken out is arranged at the bottom of the detection device main body above the soil sample receiving assembly, and a soil pushing buckle assembly for taking out the soil is arranged between the soil sample receiving assembly and the lower side of the sampling shovel rod structure for taking out soil.
Further, the lower extreme of sample pole is provided with the sample shovel, the upper end of sample pole can be dismantled and is connected with the extension bar, threaded connection hole has been seted up to the upper end of sample pole, the threaded connection head that the one end fixedly connected with and the threaded connection hole cooperation of extension bar are connected.
Further, the soil pushes away from the structure including setting up pushing away from the spout in the thief rod bottom, pushes away from one side opening of spout and its inside and be provided with the slider along thief rod endwise slip, pushes away from being provided with the slide bar in the spout, the axial of slide bar is unanimous with the slider sliding direction in pushing away from the spout, the upper end fixed connection of slide bar pushes away from the interior top surface of spout, the lower extreme of slide bar slides and passes the thief rod bottom and extend to in the sample shovel and fixedly connected with ejector pad, run through in the slider and set up with the gliding slide opening of slide bar mutually supporting, lie in the slider downside and push away from between the spout bottom surface the slide bar outside nestification has first spring, the thief rod outer wall one end fixedly connected with butt piece is worn out to the slider, the bottom side fixedly connected with connecting plate of direction drive wheel subassembly, the lower extreme fixedly connected with of connecting plate is used for the spacing push pedal of butt and the cooperation of butt piece upside butt.
Further, soil sample connects material subassembly includes material receiving box, material receiving box slides and sets up the drawing inslot that has been seted up in check out test set main part bottom, and the fixed branch that is provided with of drawing inslot bottom surface one end is fixed on the branch, and fixed being provided with is used for driving the gliding electric telescopic handle of material receiving box on the branch, the fixed shoulder that is provided with of one end downside of material receiving box, first electric telescopic handle's push rod head end and shoulder fixed connection each other, the inside bottom surface of material receiving box is provided with the smooth native board of slope, and the smooth native board of slope orientation is kept away from the direction of sample shovel rod structure and is set up by high to low slope, the shoulder is close to branch one side fixedly connected with more than two first guide bars, runs through on the branch and has seted up the gliding first guiding hole of first guide bar of cooperation, drawing inslot is fixed to be provided with and is used for cooperating first guide bar gliding journal stirrup, the output electricity of PLC controller is connected to first electric telescopic handle's input.
Further, the soil subassembly that dehumidifies communicates each other with the pull groove including seting up the installation cavity in the check out test set main part, the downside of installation cavity, the fixed third electric telescopic handle that is provided with in installation cavity top, third electric telescopic handle's push rod head end down and through pressure spring fixedly connected with briquetting, the briquetting slides and sets up in the installation cavity, the downside surface of briquetting be formed with slope slip native board butt complex slope pressure face, the inside electric heater that is provided with of briquetting, the output difference electricity of PLC controller is connected to third electric telescopic handle and electric heater's input.
Furthermore, hammering block structure is including being cylindric hitting block, hits the middle part outside of hitting the block and fixedly is provided with outer fixed cover, the both sides fixedly connected with one end of connecting rod of outer fixed cover, and the other end fixedly connected with slip cap of every connecting rod is established at the first guide cylinder in the lift guide arm structure outside.
Further, the push-up pulling buckle component comprises a lifting chute arranged in the detection equipment main body, a lead screw is arranged in the lifting chute in a rotating mode, a nut is connected to the lead screw in a threaded mode, the nut slides up and down in the lifting chute, one end of the lead screw is driven to rotate by a second motor fixedly arranged in the detection equipment main body, the lifting chute is close to one side of the sampling shovel rod structure, one side of the nut penetrates through an opening and is fixedly connected with a fourth electric telescopic rod, a rotating groove is formed in one side, away from the lead screw, of the nut, a rotating rod is arranged in the rotating groove in a rotating mode, the upper end of the rotating rod is arranged in the rotating groove in a rotating mode through a rotating shaft, a torsional spring is arranged on the outer side of the rotating shaft, a triangular trigger is fixedly connected with the lower end of the rotating rod, the push rod head end of the fourth electric telescopic rod is fixedly connected with the rotating rod through a pull rope, a triangular buckle plate is fixedly arranged on the outer side of the outer fixing sleeve, a triangular notch abutted to the triangular buckle plate is formed in one side of the upper end of the triangular buckle plate, and the output end of the PLC is electrically connected to the input end of the fourth electric telescopic rod.
Furthermore, the guiding driving wheel component comprises a first mounting seat and a second mounting seat, a second electric telescopic rod is fixedly arranged on the first mounting seat through a fixed seat, a convex block fixedly connected with a push rod of the second electric telescopic rod is fixedly arranged on the second mounting seat, one side of the first mounting seat close to the second mounting seat is fixedly connected with one end of more than two second guide rods, the other end of the second guide rods penetrates through second guide holes formed in corresponding positions of the second mounting seat in a sliding manner and is fixedly connected with a stop block, a second spring is nested outside the second guide rods between the second mounting seat and the stop block, a limiting block is fixedly connected outside the second guide rods between the first mounting seat and the second mounting seat through bolts, and a first guide wheel and two second guide wheels are respectively and rotatably connected with the same side of the first mounting seat and the second mounting seat, A first leading wheel and two second leading wheels are triangle-shaped and distribute, and two second leading wheels distribute with first leading wheel symmetry along upper and lower direction, the fixed first motor that is used for driving first leading wheel pivoted that is provided with on the first mount pad, one side fixedly connected with of first mount pad is the support of chinese character ' shan's style of calligraphy, and the second guide cylinder in the lift guide arm structure outside is established to the both ends fixedly connected with slip cap of support, equally divide on first mount pad and the dog and do not be provided with the braking clamp splice through first backup pad and second backup pad are fixed, and two braking clamp splices all are the half cylinder shape, the fixed couple of being connected with the cooperation of trigger triangle that is provided with of upside of first mount pad, the output electricity of PLC controller is connected to first motor and second electric telescopic handle's input respectively.
Further, elasticity percussion subassembly includes that the sliding sleeve of sliding sleeve cover in the sample shovel pole structure outside, and outside one side of sliding sleeve is fixed through the fixed plate and is set up in the check out test set main part, and the below of sliding sleeve is provided with the percussion piece that the sliding sleeve overlaps and establish in the sample shovel pole structure outside, fixedly connected with third spring each other between sliding sleeve and the percussion piece.
Further, the lift guide structure includes two axial lift guide parallel to each other, the upper and lower end of two lift guide is provided with fixed block and lower fixed block respectively, the fixed setting of lower fixed block is in the check out test set main part, the first jack that is used for inserting the lift guide bottom is offered to the upside of lower fixed block, it is fixed to go up the fixed block and sets up in the check out test set main part, go up to run through on the fixed block and offer the second jack that is used for inserting the lift guide top, spacing detection structure is established including the cover and is established the fourth spring at lift guide lower extreme, the bottom fixed connection of fourth spring is to the upside of lower fixed block, the upper end fixedly connected with stopper of fourth spring, the upside of stopper is provided with pressure sensor, pressure sensor's output electricity is connected to the input of PLC controller.
(III) advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
1. when the sampling shovel rod structure moves upwards under the driving of the guide driving wheel assembly, the soil pushing and separating structure can push and remove soil in the sampling shovel, and a soil sample receiving assembly collects separated soil samples;
2. the soil sample collected by the soil sample receiving assembly can be heated by the soil dehumidifying assembly, so that the moisture in the soil is removed, and the soil sample is pretreated;
3. the guide driving wheel assembly can clamp and fix the sampling shovel rod structure to match with hammering of the hammering block structure, and can also drive the sampling shovel rod structure to move downwards to take out the sampling shovel of the sampling shovel rod structure from the ground;
4. the upward pushing and pulling buckle assembly can respectively realize the upward movement reset of the hammering block structure and the guide driving wheel assembly;
5. the elastic firing component can control the magnitude of firing force by matching with the height of an upward driving position of the upward pushing and pulling buckle component on the hammering block structure;
6. the limiting detection structure can limit the lowest position of the guide driving wheel assembly moving downwards so as to realize automatic resetting of the guide driving wheel assembly by matching with the push-up pulling buckle assembly;
7. sampling shovel rod structure, soil sample connect material subassembly, lift guide arm structure, hammering block structure, direction drive wheel subassembly, elasticity percussion subassembly, spacing detection structure, soil dehumidification subassembly, push up pull detain subassembly and PLC controller etc. can realize breaking away from and collecting the automation of the automatic sampling of soil and sample back soil, realize the sample to the different degree of depth soil, to functions such as the heating dehumidification preliminary treatment of sample soil, form an indivisible whole.
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 front view of the present invention;
FIG. 2 is a schematic rear view of the FIG. 1 embodiment of the present invention;
FIG. 3 is a schematic bottom view of the FIG. 1 embodiment of the present invention;
FIG. 4 is a schematic perspective view of FIG. 1 according to the present invention;
FIG. 5 isbase:Sub>A schematic view of the cross-sectional A-A structure of FIG. 1 according to the present invention;
FIG. 6 is a schematic view of the cross-sectional structure B-B of FIG. 2 according to the present invention;
FIG. 7 is a schematic view of the structure C of FIG. 4 according to the present invention;
FIG. 8 is a schematic view of structure D of FIG. 5 according to the present invention;
FIG. 9 is a schematic diagram of the structure E of FIG. 5 according to the present invention.
The reference numerals are explained below: 1. a sampling shovel rod structure; 101. a sampling rod; 102. sampling shovels; 103. lengthening a rod; 104. connecting a threaded hole; 105. a threaded connector; 106. soil is pushed away from the structure; 106a, a push-off chute; 106b, a slider; 106c, a sliding shaft; 106d, a first spring; 106e, a push block; 106f, an abutment block; 106g, connecting plates; 106h, a limiting push plate; 2. a soil sample receiving assembly; 201. a material receiving box; 202. a shoulder plate; 203. a strut; 204. a first electric telescopic rod; 205. supporting a lug; 206. a first guide bar; 207. inclining the soil sliding plate; 3. a lifting guide rod structure; 3a, a lifting guide rod; 3b, fixing the block; 3c, a lower fixing block; 4. hammering the block structure; 4a, a striking block; 4b, a connecting rod; 4c, a first guide cylinder; 4d, external fixation sleeve; 4e, a triangular buckle plate; 4f, triangular notches; 5. a guide drive wheel assembly; 501. a first guide wheel; 502. a second guide wheel; 503. a first support plate; 504. a brake clamping block; 505. a second support plate; 506. a first mounting seat; 507. a first motor; 508. a second mounting seat; 509. a fixed seat; 510. a second electric telescopic rod; 511. a limiting block; 512. a second guide bar; 513. a bump; 514. a stopper; 515. a second spring; 516. a support; 517. a second guide cylinder; 6. an elastic firing assembly; 6a, a fixing plate; 6b, a sliding sleeve; 6c, a third spring; 6d, a trigger block; 7. a limit detection structure; 7a, a fourth spring; 7b, a limiting block; 7c, a pressure sensor; 8. a soil dehumidifying component; 8a, installing a chamber; 8b, a third electric telescopic rod; 8c, pressing blocks; 8d, an electric heater; 8e, a pressure spring; 9. pushing up the pulling buckle component; 901. a second motor; 902. a lead screw; 903. a nut; 904. a lifting chute; 905. a fourth electric telescopic rod; 906. rotating the groove; 907. pulling a rope; 908. a rotating rod; 909. a torsion spring; 910. a triangular trigger; 10. detecting an apparatus main body; 10a, a sampling groove; 11. a sliding cover; 12. a PLC controller; 13. a moving wheel; 14. and (4) hanging hooks.
Detailed Description
For the purposes of the present invention; technical solutions and advantages will be more apparent, and the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1-9, the invention provides a soil selenium detection device of an automatic sampling mechanism, which comprises a detection device main body 10 and a sampling shovel rod structure 1 arranged on the detection device main body 10, further, the detection device main body 10 is in a cuboid shape, one side of the detection device main body 10 is provided with a sampling groove 10a for installing the sampling shovel rod structure 1, specifically, a sliding cover 11 is arranged at the sampling groove 10a, moving wheels 13 are arranged at four corners of the lower side of the detection device main body 10, a PLC controller 12 is further arranged on the detection device main body 10, one side of the detection device main body 10 is provided with a lifting guide rod structure 3, a hammering block structure 4 for realizing downward hammering of the sampling shovel rod structure 1 and a guide driving wheel assembly 5 for clamping, fixing and upward driving and guiding movement of the sampling shovel rod structure 1 are respectively arranged on the lifting guide rod structure 3 in a sliding manner along the up and down direction, the bottom of lifting guide rod structure 3 is provided with and is used for detecting spacing detection structure 7 to the position of direction drive wheel subassembly 5, the top of hammering block structure 4 is provided with and is used for carrying out the elasticity percussion subassembly 6 that triggers to it, elasticity percussion subassembly 6 is fixed to be set up on the check out test set main part 10, check out test set main part 10 is close to hammering block structure 4 one side and is provided with and is used for driving block hammering structure 4 rebound and pulls the knot subassembly 9 with the cooperation of elasticity percussion subassembly 6 and be connected, the bottom of check out test set main part 10 is provided with and is used for receiving the soil sample material receiving assembly 2 that takes out soil, be provided with soil dehumidification subassembly 8 in the check out test set main part 10 that is located soil sample material receiving assembly 2 top, be provided with between 1 bottom of sample shovel rod structure and the direction drive wheel subassembly 5 downside and be used for carrying out the soil that takes out and push away from structure 106 that breaks away from the soil that takes out.
The lower extreme of thief rod 101 is provided with sample shovel 102, and specific sample shovel 102's appearance is cylindricly, and further, the breach can also be seted up in sample shovel 102's the outside, and sample shovel 102's lower extreme is most advanced, and the upper end of thief rod 101 can be dismantled and be connected with extension bar 103, and threaded connection hole 104 has been seted up to thief rod 101's upper end, and the one end fixedly connected with of extension bar 103 cooperates the threaded connection head 105 of being connected with threaded connection hole 104.
The soil pushing-separating structure 106 comprises a pushing-separating chute 106a arranged at the bottom end of the sampling rod 101, a sliding block 106b is arranged at one side of the pushing-separating chute 106a in an opening manner, the inside of the pushing-separating chute 106a is provided with a sliding shaft 106c in an axial sliding manner along the axial direction of the sampling rod 101, the axial direction of the sliding shaft 106c is consistent with the sliding direction of the sliding block 106b in the pushing-separating chute 106a, the upper end of the sliding shaft 106c is fixedly connected to the inner top surface of the pushing-separating chute 106a, the lower end of the sliding shaft 106c penetrates through the bottom end of the sampling rod 101 in a sliding manner to extend into the sampling shovel 102 and is fixedly connected with a pushing block 106e, a sliding hole matched with the sliding shaft 106c in a sliding manner is formed in the sliding block 106b in a penetrating manner, a first spring 106d is nested on the outer side of the sliding shaft 106c between the lower side of the sliding block 106b and the bottom surface of the pushing-separating chute 106a, one end of the sliding block 106b penetrating through the outer wall of the sampling rod 101 is fixedly connected with a pushing block 106f, a connecting plate 106g is fixedly connected to the bottom side of the guiding driving wheel assembly 5, and is fixedly connected with a connecting plate 106g at the bottom side, and a lower end of the connecting plate 106g is fixedly connected with a limiting block 106h used for being in a butting manner for butting to be abutted manner to be abutted against the upper side. In practical application, when the sampling shovel rod structure 1 moves upwards under the driving of the guiding driving wheel assembly 5, the limiting push plate 106h can realize limiting abutting of the abutting block 106f, so that the sliding block 106b is pushed to slide in the pushing away sliding groove 106a, and the pushing away of soil inside the sampling shovel 102 is realized by the limiting push plate 106h.
The soil sample receiving assembly 2 comprises a receiving box 201, the receiving box 201 is arranged in a drawing groove formed in the bottom of the detection device main body 10 in a sliding mode, a support rod 203 is fixedly arranged at one end of the inner bottom surface of the drawing groove, a first electric telescopic rod 204 used for driving the receiving box 201 to slide is fixedly arranged on the support rod 203, a shoulder plate 202 is fixedly arranged on the lower side of one end of the receiving box 201, the push rod end of the first electric telescopic rod 204 is fixedly connected with the shoulder plate 202, an inclined soil sliding plate 207 is arranged on the bottom surface of the inner portion of the receiving box 201, the inclined soil sliding plate 207 is arranged in a mode of inclining from high to low towards the direction far away from the sampling shovel rod structure 1, more than two first guide rods 206 are fixedly connected to one side, a first guide hole matched with the first guide rod 206 to slide is formed in the support rod 203 in a penetrating mode, a support lug 205 used for matched with the first guide rod 206 to slide is fixedly arranged in the drawing groove, and the output end of the PLC 12 is electrically connected to the input end of the first electric telescopic rod 204.
The soil dehumidification assembly 8 comprises an installation cavity 8a arranged in the detection equipment main body 10, the lower side of the installation cavity 8a is communicated with the drawing groove, a third electric telescopic rod 8b is fixedly arranged at the top in the installation cavity 8a, the push rod head end of the third electric telescopic rod 8b faces downwards and is fixedly connected with a pressing block 8c through a pressure spring 8e, the pressing block 8c is arranged in the installation cavity 8a in a sliding mode, an inclined pressing surface in butt fit with the inclined soil sliding plate 207 is formed on the lower side surface of the pressing block 8c, an electric heater 8d is arranged inside the pressing block 8c, and the output end of the PLC 12 is electrically connected to the input ends of the third electric telescopic rod 8b and the electric heater 8d respectively. Through the concrete structural design, when the soil sample connects material subassembly 2 to connect the material to the soil sample, the push rod extension of third electric telescopic handle 8b can drive briquetting 8c downstream, realizes pushing down soil to the inside electric heater 8d that is provided with of cooperation briquetting 8c realizes the heating to the soil sample, gets rid of the moisture in the soil, realizes the preliminary treatment to the soil sample.
The hammering block structure 4 comprises a cylindrical hammering block 4a, an outer fixing sleeve 4d is fixedly arranged on the outer side of the middle of the hammering block 4a, two sides of the outer fixing sleeve 4d are fixedly connected with one end of a connecting rod 4b, and the other end of each connecting rod 4b is fixedly connected with a first guide cylinder 4c which is sleeved on the outer side of the lifting guide rod structure 3 in a sliding manner.
The push-up trigger assembly 9 comprises a lifting chute 904 arranged in the detection device body 10, a lead screw 902 is rotatably arranged in the lifting chute 904, a nut 903 is connected to the lead screw 902 in a threaded manner, the nut 903 is vertically slidably arranged in the lifting chute 904, one end of the lead screw 902 is driven to rotate by a second motor 901 fixedly arranged in the detection device body 10, the lifting chute 904 is close to one side of the sampling shovel rod structure 1 and is open, one side of the nut 903 penetrates through the opening and is fixedly connected with a fourth electric telescopic rod 905, a rotating groove 906 is formed in one side of the nut 903 far away from the lead screw 902, a rotating rod 908 is rotatably arranged in the rotating groove 906, the upper end of the rotating rod 908 is rotatably arranged in the rotating groove 906 through a rotating shaft, a torsion spring 909 is arranged on the outer side of the rotating shaft, a triangular trigger 910 is fixedly connected to the lower end of the rotating rod 908, the head end of the fourth electric telescopic rod 905 is fixedly connected with the rotating rod 908 through a pull rope 907, a triangular buckle plate 4e is fixedly arranged on the outer side of the outer fixing sleeve 4d, a triangular buckle plate 4e is provided with a triangular notch 4f abutted to the triangular trigger 910, and an output end of the plc controller 12 is electrically connected to an input end 905 of the fourth electric telescopic rod.
The guiding driving wheel assembly 5 comprises a first installation seat 506 and a second installation seat 508, a second electric telescopic rod 510 is fixedly arranged on the first installation seat 506 through a fixed seat 509, a convex block 513 fixedly connected with a push rod of the second electric telescopic rod 510 is fixedly arranged on the second installation seat 508, one side of the first installation seat 506 close to the second installation seat 508 is fixedly connected with one end of more than two second guide rods 512, the other end of the second guide rods 512 slides through second guide holes formed in corresponding positions of the second installation seat 508 and is fixedly connected with a stop block 514, a second spring 515 is nested outside the second guide rods 512 between the second installation seat 508 and the stop block 514, the outside of the second guide rods 512 between the first installation seat 506 and the second installation seat 508 is fixedly connected with a limit block 511 at the same side through bolts, the first guide wheel 501 and two second guide wheels 502 are respectively and rotatably connected with the first installation seat 506 and the second installation seat 508, specifically, the outer sides of a first guide wheel 501 and two second guide wheels 502 are respectively provided with an annular groove along the circumferential direction, the cross section of the annular groove is arc-shaped, a plurality of anti-slip ribs are formed in the annular groove and are made of wear-resistant rubber materials, the first guide wheel 501 and the two second guide wheels 502 are distributed in a triangular shape, the two second guide wheels 502 are symmetrically distributed along the vertical direction by the first guide wheel 501, a first motor 507 for driving the first guide wheel 501 to rotate is fixedly arranged on a first mounting seat 506, one side of the first mounting seat 506 is fixedly connected with a support 516 in a Chinese character 'shan' shape, two ends of the support 516 are fixedly connected with second guide cylinders 517 which are slidably sleeved on the outer side of the lifting guide rod structure 3, and the first mounting seat 506 and a stop block 514 are respectively fixedly provided with brake clamping blocks 504 through a first support plate 503 and a second support plate 505, the two brake clamping blocks 504 are both in a semi-cylindrical shape, a hook 14 which is matched and connected with a triangular trigger 910 is fixedly arranged on the upper side of the first mounting seat 506, and the output end of the PLC 12 is electrically connected to the input ends of the first motor 507 and the second electric telescopic rod 510 respectively. Specifically, in practical application, the second electric telescopic rod 510 has three use states, the first use state is that the push rod of the second electric telescopic rod 510 reaches the minimum stroke, at this time, two brake clamping blocks 504 realize the fixed clamping of the sampling blade rod structure 1, when being used for matching with the hammering block structure 4 to hammer the guide driving wheel assembly 5, the sampling blade rod structure 1 is driven to move downwards, so as to realize the penetration of the sampling blade 102 in the ground, the second use state is that the push rod of the second electric telescopic rod 510 reaches the maximum stroke, at this time, the two brake clamping blocks 504 realize the separation and loosening of the sampling blade rod structure 1, the first guide wheel 501 and the second guide wheel 502 realize the separation and loosening of the sampling blade rod structure 1, the third use state is that the push rod of the second electric telescopic rod 510 is located at the middle stroke, at this time, the two brake clamping blocks 504 realize the separation and loosening of the sampling blade rod structure 1, the first guide wheel 501 and the second guide wheel 502 realize the elastic compression of the sampling blade rod structure 1, and the first guide wheel 507 can drive the first guide wheel 501 to move.
The lifting guide rod structure 3 comprises two lifting guide rods 3a which are parallel to each other in the axial direction, the upper ends and the lower ends of the two lifting guide rods 3a are respectively provided with an upper fixing block 3b and a lower fixing block 3c, the lower fixing block 3c is fixedly arranged on the detection equipment main body 10, the upper side of the lower fixing block 3c is provided with a first insertion hole used for inserting the bottom end of the lifting guide rod 3a, the upper fixing block 3b is fixedly arranged on the detection equipment main body 10, a second insertion hole used for inserting the top end of the lifting guide rod 3a is formed in the upper fixing block 3b in a penetrating mode, the limiting detection structure 7 comprises a fourth spring 7a sleeved on the lower end of the lifting guide rod 3a, the bottom end of the fourth spring 7a is fixedly connected to the upper side of the lower fixing block 3c, the upper end of the fourth spring 7a is fixedly connected with a limiting block 7b, the upper side of the limiting block 7b is provided with a pressure sensor 7c, and the output end of the pressure sensor 7c is electrically connected to the input end of the PLC 12. Through the concrete structural design, realize the in-process of hammering downwards to direction drive wheel assembly 5 and sample shovel pole structure 1 at hammering block structure 4, spacing detection structure 7 can carry on spacingly to the extreme low position that direction drive wheel assembly 5 moved down, come to cooperate and push up to pull and detain subassembly 9 and realize taking out to direction drive wheel assembly 5 automatic re-setting, this process can realize upwards taking out sample shovel 102 drive to soil in it pushes away from structure 106 and soil sample material receiving assembly 2 automatic collection through soil.
The working principle is as follows:
during use, during sampling, the detection device main body 10 is moved to a position needing sampling, the upper end of the sampling rod 101 of the sampling shovel rod structure 1 sequentially penetrates through a first guide wheel 501 and a second guide wheel 502, two brake clamping blocks 504, a middle through hole of the striking block 4a, a middle through hole of the sliding sleeve 6b and a middle through hole of the firing block 6d, then a second electric telescopic rod 510 of the guide driving wheel assembly 5 retracts, so that the first mounting seat 506 and the second mounting seat 508 are driven to approach each other, at the moment, the second guide wheel 502 is matched with the first guide wheel 501 under the elastic force action of the second spring 515 to elastically compress the sampling rod 101, and further, the push rod of the second electric telescopic rod 510 continues to retract, so that the two brake clamping blocks 504 are driven to approach each other to fixedly clamp the sampling rod 101;
at this time, the output shaft of the second motor 901 of the push-up trigger assembly 9 rotates to drive the lead screw 902 to rotate, the lead screw 902 rotates to drive the nut 903 in threaded connection to slide upwards in the lifting chute 904, thereby driving the rotating rod 908 and the triangular trigger 910 to move upwards, in the process of moving upwards the triangular trigger 910, the triangular trigger 910 and the triangular buckle 4e are matched with each other, thereby driving the hammering block structure 4 to move upwards along the lifting guide rod structure 3, the upper side of the hammering block structure 4 and the lower side of the hammering block 6d are abutted against each other, and the third spring 6c is compressed, when the third spring 6c is compressed to a certain extent, the push rod of the fourth electric telescopic rod 905 retracts to drive the rotating rod 908 to rotate, so that the trigger triangle 910 and the triangular buckle 4e are separated from each other, the hammering block structure 4 rapidly moves downwards under the elastic force of the third spring 6c, thereby realizing hammering of the guide driving wheel assembly 5, thereby driving the sampling shovel structure 1 to move downwards, so that the sampling shovel 102 shovels the soil downwards, the hammering action is continued, when the guiding driving wheel assembly 5 moves downwards to abut against the pressure sensor 7c of the limiting detection structure 7, the pressure sensor 7c feeds back the detected electric signal to the PLC controller 12, the PLC controller 12 controls the extension of the push rod of the second electric telescopic rod 510 of the guiding driving wheel assembly 5, so as to drive the two braking clamping blocks 504 to loosen the sampling shovel rod structure 1, the first guide wheel 501 and the second guide wheel 502 realize elastic clamping of the sampling shovel rod structure 1 under the action of the elastic force of the second spring 515, and the output shaft of the first motor 507 rotates to drive the first guide wheel 501 to rotate, so as to realize upward driving transmission of the sampling shovel rod structure 1, so that the sampling shovel 102 is taken out from the ground, in the process, the first electric telescopic rod 204 of the soil sample material receiving assembly 2 can push the material receiving box 201 to slide to the lower part of the sampling shovel 102, the soil in the sampling shovel 102 can be pushed out under the pushing of the soil pushing-away structure 106 and falls into the material receiving box 201 of the soil sample material receiving assembly 2, then the first electric telescopic rod 204 can push the material receiving box 201 to reset, at the moment, the push rod of the second electric telescopic rod 510 of the guiding driving wheel assembly 5 continues to extend, the first guide wheel 501 and the second guide wheel 502 are separated to realize the loosening of the sampling shovel rod structure 1, the sampling shovel rod structure 1 slides downwards, the sampling shovel 102 enters the excavated hole again, the PLC 12 controls the upper pushing and pulling buckle assembly 9 to be matched with the hook 14 to push the guiding driving wheel assembly 5 upwards, at the moment, the push rod of the second electric telescopic rod 510 of the guiding driving wheel assembly 5 retracts to drive the first guide wheel 501 and the second guide wheel 502 to clamp the sampling shovel rod structure 1 again, the two braking clamping blocks 504 fixedly clamp the sampling shovel rod structure 1, and perform hammering again, and the automatic sampling of the soil can be realized through the above operation steps.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and shall cover the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides an automatic sampling mechanism's soil selenium element check out test set which characterized in that: the soil moisture detection device comprises a detection device main body (10) and a sampling shovel rod structure (1) arranged on the detection device main body (10), a PLC (programmable logic controller) (12) is further arranged on the detection device main body (10), a lifting guide rod structure (3) is arranged on one side of the detection device main body (10), a hammering block structure (4) used for realizing downward hammering of the sampling shovel rod structure (1) and a guide driving wheel assembly (5) used for clamping and fixing the sampling shovel rod structure (1) and upwards driving the sampling shovel rod structure to move are respectively arranged on the lifting guide rod structure (3) in a sliding mode along the vertical direction, a limiting detection structure (7) used for detecting and limiting the position of the guide driving wheel assembly (5) is arranged at the bottom of the lifting guide rod structure (3), an elastic triggering assembly (6) used for triggering the hammering block structure (4) is arranged above the hammering block structure (4), the elastic triggering assembly (6) is fixedly arranged on the detection device main body (10), a triggering and buckling assembly (9) used for driving the hammering block structure (4) to upwards move and be connected with the elastic triggering assembly (6) in a matching mode is arranged on one side of the detection device main body (10), a soil moisture receiving assembly (2) arranged above the detection device main body (10), and a soil moisture receiving assembly (2) used for taking out a soil moisture receiving assembly (2) arranged above the soil moisture receiving device main body (10), and a soil pushing-off structure (106) used for separating the taken soil is arranged between the bottom end of the sampling shovel rod structure (1) and the lower side of the guide driving wheel assembly (5).
2. The elemental soil selenium detection device of an automatic sampling mechanism of claim 1, wherein: the lower extreme of thief rod (101) is provided with sample shovel (102), the upper end of thief rod (101) can be dismantled and be connected with extension bar (103), threaded connection hole (104) have been seted up to the upper end of thief rod (101), threaded connection head (105) that the one end fixedly connected with of extension bar (103) and threaded connection hole (104) cooperation are connected.
3. The elemental soil selenium detection device of claim 2, wherein: the soil pushing-away structure (106) comprises a pushing-away sliding groove (106 a) arranged at the bottom end of the sampling rod (101), a sliding block (106 b) is arranged at one side opening of the pushing-away sliding groove (106 a) in an axial sliding mode along the sampling rod (101), a sliding shaft (106 c) is arranged in the pushing-away sliding groove (106 a), the axial direction of the sliding shaft (106 c) is consistent with the sliding direction of the sliding block (106 b) in the pushing-away sliding groove (106 a), the upper end of the sliding shaft (106 c) is fixedly connected to the inner top surface of the pushing-away sliding groove (106 a), the lower end of the sliding shaft (106 c) penetrates through the bottom end of the sampling rod (101) in a sliding mode and extends into the sampling shovel (102) and is fixedly connected with a pushing block (106 e), a sliding hole matched with the sliding shaft (106 c) in a sliding mode is formed in the sliding block (106 b), a first spring (106 d) is arranged on the outer side of the sliding shaft (106 c) between the lower side of the sliding block (106 b) and the bottom surface of the pushing-away sliding groove (106 a), a pushing plate (106 b) penetrates through one end of the fixed sampling rod (101) and abuts against a lower end of a connecting plate (106 g) which is connected with a limiting block (106 g) which is fixedly connected with a connecting plate (5) which is fixedly connected with a locating block (106 g) which is used for abutting connection.
4. The elemental soil selenium detection device of an automatic sampling mechanism of claim 1, wherein: soil sample connects material subassembly (2) including material receiving box (201), material receiving box (201) slide to set up in some drawing grooves are seted up to check out test set main part (10) bottom, and the fixed branch (203) that is provided with of drawing inslot bottom surface one end, fixed being provided with on branch (203) are used for driving material receiving box (201) gliding electric telescopic handle (204), the fixed shoulder board (202) that is provided with of one end downside of material receiving box (201), the push rod head end and the shoulder board (202) fixed connection each other of first electric telescopic handle (204), the inside bottom surface of material receiving box (201) is provided with slope smooth native board (207), and slope smooth native board (207) are kept away from the direction of sample shovel rod structure (1) and are set up by high to low slope, shoulder board (202) are close to first guide bar (206) more than two of branch (203) one side fixedly connected with, run through on branch (203) and set up the gliding first guiding hole of cooperation first guide bar (206), the fixed being provided with being used for cooperating first guide bar (206) gliding output electricity of PLC to be connected to the output of drawing groove (204) electric telescopic handle (12).
5. The elemental soil selenium detection device of claim 4, wherein: soil subassembly (8) of dehumidifying is including offering installation cavity (8 a) in check out test set main part (10), and the downside and the pull groove of installation cavity (8 a) communicate each other, the fixed third electric telescopic handle (8 b) that is provided with in installation cavity (8 a) top, the push rod head end of third electric telescopic handle (8 b) down and through pressure spring (8 e) fixedly connected with briquetting (8 c), briquetting (8 c) slide and set up in installation cavity (8 a), the downside surface of briquetting (8 c) is formed with slope smooth soil board (207) butt complex slope pressure face, briquetting (8 c) inside is provided with electric heater (8 d), the output of PLC controller (12) is connected to the input of third electric telescopic handle (8 b) and electric heater (8 d) respectively.
6. The elemental soil selenium detection device of an automatic sampling mechanism of claim 1, wherein: hammering block structure (4) is fixed and is provided with outer fixed cover (4 d) including being cylindric hitting piece (4 a), hitting the middle part outside of beating piece (4 a), the both sides fixedly connected with one end of connecting rod (4 b) of outer fixed cover (4 d), and the other end fixedly connected with of every connecting rod (4 b) slides the cover and establishes first guide cylinder (4 c) in lift guide arm structure (3) outside.
7. The elemental soil selenium detection device of an automatic sampling mechanism of claim 1, wherein: the push-up trigger assembly (9) comprises a lifting chute (904) arranged in the detection equipment main body (10), a lead screw (902) is arranged in the lifting chute (904) in a rotating manner, a nut (903) is connected to the lead screw (902) in a threaded manner, the nut (903) is arranged in the lifting chute (904) in a vertically sliding manner, one end of the lead screw (902) is driven to rotate by a second motor (901) fixedly arranged in the detection equipment main body (10), the lifting chute (904) is close to an opening at one side of the sampling shovel rod structure (1), one side of the nut (903) penetrates through the opening and is fixedly connected with a fourth electric telescopic rod (905), a rotating groove (906) is formed in one side of the nut (903) far away from the lead screw (902), a rotating rod (908) is arranged in the rotating groove (906) in a rotating manner, the upper end of the rotating rod (908) is rotatably arranged in the rotating groove (906) through a rotating shaft, a torsion spring (909) is arranged outside the rotating shaft, a triangular trigger (910) is fixedly connected to the lower end of the rotating rod (908), a triangular buckle plate (e) 4) is fixedly connected with a triangular buckle plate (910) through a pull rope (907), and a triangular buckle plate (e) fixed on one side of which is arranged outside of the triangular buckle plate (4) and is fixedly connected with a triangular buckle plate (910), the output end of the PLC (12) is electrically connected to the input end of a fourth electric telescopic rod (905).
8. The elemental soil selenium detection device of claim 5, wherein: the guide driving wheel assembly (5) comprises a first mounting seat (506) and a second mounting seat (508), a second electric telescopic rod (510) is fixedly arranged on the first mounting seat (506) through a fixing seat (509), a convex block (513) fixedly connected with a push rod of the second electric telescopic rod (510) is fixedly arranged on the second mounting seat (508), one side, close to the second mounting seat (508), of the first mounting seat (506) is fixedly connected with one end of more than two second guide rods (512), the other end of each second guide rod (512) penetrates through a second guide hole formed in the corresponding position of the second mounting seat (508) in a sliding mode and is fixedly connected with a stop block (514), a second spring (515) is embedded on the outer side of the second guide rod (512) between the first mounting seat (506) and the second mounting seat (508) through bolts, the outer side of the second guide rod (512) is fixedly connected with a limiting block (511), the first mounting seat (506) and the second mounting seat (508) are respectively connected with a first triangular wheel (501) and a second triangular wheel (502) in a vertical rotating mode, and two guide wheels (501) are symmetrically distributed along the direction of the first triangular wheel (502), fixed being provided with on first mount pad (506) and being used for driving first leading wheel (501) pivoted first motor (507), one side fixedly connected with of first mount pad (506) is support (516) of chevron shape, and the both ends fixedly connected with slip cover of support (516) is established at second guide cylinder (517) in lift guide arm structure (3) outside, equally divide on first mount pad (506) and dog (514) and do not be provided with braking clamp splice (504) through first backup pad (503) and second backup pad (505) are fixed, and two braking clamp splices (504) all are half cylinder shape, the fixed couple (14) of being connected with triangle trigger (910) cooperation of upside of first mount pad (506), the output electricity of PLC controller (12) is connected to the input of first motor (507) and second electric telescopic handle (510) respectively.
9. The elemental soil selenium detection device of an automatic sampling mechanism of claim 1, wherein: elasticity percussion subassembly (6) are established sliding sleeve (6 b) in sample shovel rod structure (1) outside including the slip cap, and outside one side of sliding sleeve (6 b) is fixed to be set up on check out test set main part (10) through fixed plate (6 a), and the below of sliding sleeve (6 b) is provided with the slip cap and establishes percussion piece (6 d) in sample shovel rod structure (1) outside, fixedly connected with third spring (6 c) each other between sliding sleeve (6 b) and percussion piece (6 d).
10. The elemental soil selenium detection device of an automatic sampling mechanism of claim 1, wherein: the lifting guide rod structure (3) comprises two lifting guide rods (3 a) which are axially parallel to each other, the upper ends and the lower ends of the two lifting guide rods (3 a) are respectively provided with an upper fixing block (3 b) and a lower fixing block (3 c), the lower fixing block (3 c) is fixedly arranged on the detection equipment main body (10), a first jack used for inserting the bottom end of the lifting guide rod (3 a) is arranged at the upper side of the lower fixing block (3 c), the upper fixing block (3 b) is fixedly arranged on the detection equipment main body (10), a second jack used for inserting the top end of the lifting guide rod (3 a) is arranged on the upper fixing block (3 b) in a penetrating mode, the limiting detection structure (7) comprises a fourth spring (7 a) sleeved at the lower end of the lifting guide rod (3 a), the bottom end of the fourth spring (7 a) is fixedly connected to the upper side of the lower fixing block (3 c), a limiting block (7 b) is fixedly connected to the upper end of the fourth spring (7 a), a pressure sensor (7 b) is arranged on the upper side, and the output end of the pressure sensor (7 c) is electrically connected to the input end of a PLC (12).
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