CN115436104A - Inside sampling equipment of granary - Google Patents

Abstract

The utility model relates to an inside sampling equipment in granary, including casing and sample subassembly, the casing bottom is equipped with the collection grain subassembly that is used for depositing the sample thing, the casing both sides are equipped with the walking subassembly that is used for driving the casing motion, the sample subassembly includes the sample pole, spirals motor, spiral axle, hose, helping hand module and air exhauster, the sample pole includes the sample unit that a plurality of mutual rotations are connected, wear to be equipped with the hose between the sample unit, the sample pole can spiral in the spiral axle, the motor that spirals is used for the drive the spiral axle rotates, hose one end with the input of collection grain subassembly is connected, the helping hand module makes inside the partial sample thing of sample pole expansion is inserted, the air exhauster is used for inhaling the sample thing to the collection grain subassembly in. This application has the effect that conveniently samples the cereal bottom.

Description

Inside sampling equipment of granary

Technical Field

The application relates to the field of grain detection, in particular to an internal sampling device of a granary.

Background

Grain sampling is a mode of sampling and sampling grain quality of grain piles by inserting grain piles at all layers.

When the grains are stored in the granary, the grains also need to be checked frequently. However, when grains are piled up and stored, the storage depth is usually 5-6 meters, and workers are inconvenient to sample the bottoms of the grains due to the deep storage depth.

Disclosure of Invention

In order to sample the bottom of grains conveniently, the application provides an internal sampling device of a granary.

The application provides a inside sampling equipment in granary adopts following technical scheme:

the utility model provides an inside sampling equipment in granary, includes casing and sample subassembly, and the casing bottom is equipped with the collection grain subassembly that is used for depositing the sample, the casing both sides are equipped with the walking subassembly that is used for driving the casing motion, the sample subassembly includes the sample pole, spirals motor, spiral axle, hose, helping hand module and air exhauster, the sample pole includes the sample unit that a plurality of mutual rotations are connected, wear to be equipped with the hose between the sample unit, the sample pole can spiral in spiral axle, the spiral motor is used for the drive the spiral axle rotates, hose one end with the input of collection grain subassembly is connected, the helping hand module makes inside the part that the sample pole expandes inserted the sample, the air exhauster is used for inhaling the sample to the collection grain subassembly in.

Through adopting above-mentioned technical scheme, the casing can support each subassembly, and the sample subassembly is used for collecting the sample thing of sample to the collection grain subassembly in, thereby the walking component can make the sample thing of the different regions of sample, and a plurality of sample units rotate the connection head and the tail and can make the sample pole draw in the time twine at the spiral shaft. When a sample is needed, the spiral shaft rotates to enable the sample rod to be unfolded, then the end part of the sample rod can be inserted into the sample under the action of the power-assisted module, and the spiral motor is used for driving the spiral shaft to rotate, so that the sample rod can be furled by the spiral shaft. The hose inserts the interior along with the sampling pole together in the sampling heap for absorb the sample thing, the sampling pole mainly used supports the hose, makes inside the hose also can stretch into the sample thing, under the effect of air exhauster, the hose can be deposited in the grain collection subassembly to the sample thing sampling. The sampling rod spirals and can reduce the occupied space when the spiral shaft, and can make the originally longer sampling rod also carry out sampling in the granary without assembling a plurality of sampling rods, thus realizing sampling in the deeper position of the grain pile.

Optionally, the inside rotation of spiral axle is connected with the axle of flare-outing, the casing is provided with and is used for the drive the axle pivoted motor of flare-outing, the piece of flare-outing is worn to be equipped with by the sample unit, the one end of the piece of flare-outing is passed spiral axle and is fixed in the axle of flare-outing.

Through adopting above-mentioned technical scheme, when the output of sample pole need straighten, the motor that straightens rotates, and the drive axle that straightens can rotate, makes the piece of straightening twine in the axle that straightens, when the piece that straightens is pulled, can butt each other between the sample unit in the area that draws, the effect of straightening appears, makes things convenient for the sample pole to insert in the cereal heap.

Optionally, the sampling unit has a rotating part and an abutting part, and when the sampling rod is folded, the rotating part of the sampling unit rotates relative to the adjacent sampling unit; the sample unit abutting portion abuts against the adjacent sample unit when the sample rod is unfolded.

Through adopting above-mentioned technical scheme, the rotation portion can make the sample unit rotate each other to reach each sample unit and convolute, make the effect that the sample pole furled. The abutting part can make the sample units abut against each other when being unfolded, can not rotate towards the other direction, can be in a linear state, and then is inserted into the sample under the action of the power assisting module.

Optionally, the helping hand module includes helping hand motor, helping hand wheel and helping hand convex part, helping hand motor set up in the casing is used for driving the helping hand wheel and rotates, the helping hand convex part sets up in the sample unit, helping hand wheel has seted up and has held the helping hand groove of helping hand convex part.

Through adopting above-mentioned technical scheme, helping hand motor can drive the helping hand wheel and rotate, and the helping hand convex part is located the sample unit, and after adjacent sample unit butt each other, the helping hand convex part can block into the helping hand groove, then under helping hand motor's drive, can make the helping hand groove upper wall press the helping hand convex part, realizes that the sample pole inserts in the cereal heap downwards. When the boosting wheel reversely rotates, the lower wall of the boosting groove pushes the boosting convex part, so that the sampling rod moves upwards and is pulled out of the grain pile. The inserting and the extracting of the sampling rod are facilitated, and the effect of assisting power is achieved.

Optionally, the collection grain subassembly is including collection grain axle, collection grain motor, collection grain pipe and collection module, collection grain axle rotationally locates in the axle that flare-outs, the inside cavity of collection grain axle, hose one end is passed the spiral axle with flare-outs the axle and with the inside intercommunication of collection grain axle, collection grain pipe one end with collection grain axle intercommunication, the other end of collection grain pipe with collection module's input intercommunication.

Through adopting above-mentioned technical scheme, collection grain axle and hose intercommunication, collection grain motor can make collection grain axle rotate, make the hose pass the spiral axle and draw straight axle after keep with the intercommunication of collection grain axle, and avoid spiral axle and draw straight axle dislocation to produce the shear force and lead to the hose unblocked. Under the action of the exhaust fan, the sampled grains can enter the collecting module through the hose, the grain collecting shaft and the grain collecting pipe.

Optionally, the collection module includes the filter unit, divides the grain unit and is used for collecting the collection grain unit of sample thing, filter unit's input and collection grain pipe intercommunication, and filter unit's first output is connected with the filter vat, the air exhauster set up in the filter vat lateral part, filter unit's second output with divide the input of grain unit to be connected, divide the first output of grain unit to be connected with the discharging pipe, divide the second output and the collection grain unit connection of grain unit.

Through adopting above-mentioned technical scheme, the filter unit can filter the impurity and the dust of sample cereal, divides grain unit partly can discharge the cereal of sample to the cereal heap, and another part gets into the collection grain unit and collects, draws out the cereal that collects at last and sends into the laboratory and detect the cereal quality.

Optionally, the grain collection assembly comprises a grain collection barrel, a sampling small barrel, a screening small barrel and a screening plate are arranged in the grain collection barrel, the screening plate is located right below a feeding hole of the grain collection barrel, the screening plate is obliquely arranged, the sampling small barrel is located on one side of the screening plate, the screening small barrel is located on the other side of the screening plate, a fan is arranged on the side wall of the grain collection barrel, and the working direction of the fan is towards the screening plate and used for blowing part of the sampling objects into the screening small barrel; the collecting keg has an outlet for extracting the sampling keg and the screening keg.

By adopting the technical scheme, the sampling material can fall into the screening plate after entering the grain collecting assembly, the fan blows the sampling material towards the direction of the screening plate, the sampling material is grain particles, when the inner parts of the grain particles are empty, the sampling material can fall into the screening small barrel under the blowing of the fan, when the grain particles are full, the grain particles can not be blown by the fan, and the grain particles can fall into the small barrel along the screening plate for sampling, so that the primary screening is realized; through setting up the export, can conveniently take out sampling keg and screening keg, can pour out the sample thing that the sampling came out fast, improve work efficiency.

Optionally, the walking assembly includes an upper connecting rod, a lower connecting rod, a first walking motor and a second walking motor, the upper connecting rod is connected to the housing in a swinging manner, the first walking motor is used for driving the upper connecting rod to swing relative to the housing, the lower connecting rod is connected to the upper connecting rod in a swinging manner, the second walking motor is used for driving the lower connecting rod to swing relative to the upper connecting rod, and the bottom of the lower connecting rod is connected to an anti-trap disc; an anti-falling groove is formed in the center of the anti-falling disc, and the end part of the lower connecting rod is positioned in the anti-falling groove; the end part of the lower connecting rod is in a spherical shape, and the anti-falling groove is a circular groove.

Through adopting above-mentioned technical scheme, go up the connecting rod and mutually support with lower connecting rod, realize the swing under the effect of first walking motor and second walking motor to reach the effect of walking, the tray of preventing sinking can improve the area of contact with the sample thing, prevents that equipment is whole to sink. The tip of lower connecting rod is located the anticreep inslot, can prevent lower connecting rod and anticreep groove separation for equipment lower connecting rod can not direct and the contact of sample thing in the motion, lets anti-falling dish and sample thing contact all the time. The circular and circular groove modes can ensure that the end parts of the anti-trap disc and the lower connecting rod can rotate and also have the swinging effect. Make the lower connecting rod when the swing, can let prevent that the partial lower surface of sinking dish contacts with the sample surface on whole, but not prevent that the partial lower surface of sinking dish contacts with the sample to improve area of contact, avoid equipment during operation sunken.

Optionally, the casing sets up the supporting component who prevents the casing and turn on one's side when the sampling, the supporting component include supporting leg, backup pad and with supporting leg articulated electronic slider, backup pad fixed connection in the supporting leg is kept away from electronic slider's one end, the holding tank has been seted up to the casing, electronic slider can slide in the holding tank, the exit position of holding tank has the rake, the supporting leg with during the rake contact, the lower surface and the sample contact of backup pad, the fixed slot has been seted up to holding tank exit position, fixed slot internally mounted has the fixed block, the fixed block with the fixed slot lateral wall is articulated, be provided with drive fixed block pivoted fixed motor in the fixed slot, the fixed block tip can withstand the supporting leg makes the supporting leg butt in the rake.

By adopting the technical scheme, the supporting assembly can prevent the shell from turning on one side during sampling, when the device samples, the electric sliding block can drive the supporting legs and the supporting plate to extend out of the accommodating groove, the lower surface of the supporting plate is in contact with the sampling object, the span of the device is prolonged, the problem that the device turns over due to the reaction force during sampling is solved, when the supporting legs are in contact with the inclined part, the fixing motor drives the fixing block to rotate, the unfolded supporting legs can be fixed, and the supporting plate can keep the supporting effect.

Optionally, casing upper portion is provided with counter weight motor, transfer line and balancing weight, the output shaft of counter weight motor with the one end of transfer line is connected, the other end of transfer line with the balancing weight is fixed, and the counter weight motor can order about the counter weight pole deviates from the supporting component direction rotates.

Through adopting above-mentioned technical scheme, under the effect of counter weight motor and transfer line, the balancing weight is towards keeping away from the upset of backup pad direction to the backup pad is the fulcrum, has prolonged the distance between backup pad and the balancing weight, thereby has prolonged the upset orbit of equipment, thereby reduces the easy upset that takes place of equipment when the sample.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the plurality of sample units are connected end to end in a rotating mode, so that the sample rods can be wound on the spiral shaft when being folded. When a sample is needed, the spiral shaft rotates to enable the sample rod to be unfolded, then the end part of the sample rod can be inserted into the sample under the action of the power-assisted module, and the spiral motor is used for driving the spiral shaft to rotate, so that the sample rod can be furled by the spiral shaft. The sampling rod spirals and can reduce the occupied space when the spiral shaft, and can make the originally longer sampling rod also carry out sampling in the granary without assembling a plurality of sampling rods, thus realizing sampling in the deeper position of the grain pile.

2. When the output of sample pole need straighten, the motor that straightens rotates, the drive axle that straightens, the axle that straightens can rotate, makes the piece of straightening twine in the axle that straightens, when the piece of straightening is pulled, can butt each other between the regional sample unit that draws, the effect of straightening appears, makes things convenient for the sample pole to insert in the cereal heap.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the apparatus according to the first embodiment.

Fig. 2 is a schematic view of a partial structure of the apparatus in the first embodiment.

Fig. 3 is an enlarged view at a in fig. 2.

Fig. 4 is a detailed schematic diagram of the sampling rod in the first embodiment

FIG. 5 is a schematic side plan view of the apparatus according to the first embodiment

FIG. 6 is a schematic view of the overall structure of the apparatus according to the second embodiment.

FIG. 7 is a schematic top view of the second embodiment.

Fig. 8 isbase:Sub>A schematic three-dimensional cross-sectional view ofbase:Sub>A-base:Sub>A in fig. 7.

Fig. 9 is a schematic diagram showing the sampling rod in the second embodiment in detail.

Fig. 10 is a three-dimensional cross-sectional view of B-B in fig. 7.

Fig. 11 is a three-dimensional cross-sectional view of C-C of fig. 7.

Description of the reference numerals: 1. a housing; 2. a sampling assembly; 20. an exhaust fan; 21. a sampling rod; 211. a sampling unit; 212. a rotating part; 213. an abutting portion; 214. an insertion section; 22. a spiral motor; 23. a spiral shaft; 24. a hose; 25. a power-assisted module; 251. a booster motor; 252. a power-assisted wheel; 253. a power-assisted protrusion; 254. a power assisting groove; 255. a butting wheel; 26. a negative pressure machine; 27. straightening the shaft; 28. straightening a motor; 29. a straightening member; 3. a grain collecting component; 31. collecting grain shafts; 32. a grain collecting motor; 33. a grain collecting pipe; 34. a collection module; 341. a filtration unit; 342. a grain distribution unit; 343. a grain collecting unit; 344. a filter vat; 345. a discharge pipe; 35. sampling kegs; 36. screening the small barrels; 37. a screening plate; 38. a fan; 39. a grain collecting barrel; 4. a walking assembly; 41. an upper connecting rod; 42. a lower connecting rod; 43. a first travel motor; 44. an anti-sink disc; 441. a drop-proof groove; 5. a support assembly; 51. supporting legs; 52. a support plate; 53. an electric slider; 54. accommodating a tank; 541. an inclined portion; 542. fixing grooves; 543. a fixed block; 544. fixing a motor; 6. a counterweight assembly; 61. a counterweight motor; 62. a transmission rod; 63. and a balancing weight.

Detailed Description

The present application is described in further detail below with reference to figures 1-11.

The embodiment of the application discloses inside sampling equipment of granary.

The first embodiment is as follows:

referring to fig. 1, an internal sampling apparatus for a grain silo includes a housing 1, a grain collecting unit 3 for collecting a sampled sample, a sampling unit 2 for placing the sampled sample in the grain collecting unit 3, and a traveling unit 4 for traveling the apparatus on an upper surface of the sample, which is grain particles in this embodiment. The walking components 4 are symmetrically arranged on two sides of the shell 1, so that the equipment can move back and forth.

The walking assembly 4 comprises an upper connecting rod 41, a lower connecting rod 42, a first walking motor 43 and a second walking motor. The first traveling motor 43 is fixed to a side wall of the housing 1, and an output end of the first traveling core is connected to an upper end portion of the upper link 41. The first traveling motor 43 is capable of swinging the upper link 41 with respect to the housing 1 when operating, the lower end of the upper link 41 is connected to the upper end of the lower link 42 in a swinging manner, the second traveling motor is provided at the lower end of the upper link 41, the output end of the second traveling motor is connected to the end of the lower link 42, and the lower link 42 is capable of swinging with respect to the upper link 41 when operating. The second travel motor is not shown in the figure. The upper connecting rod 41 and the lower connecting rod 42 can realize walking of the equipment through swinging, so that the equipment can move.

Referring to fig. 3 and 2, the sampling assembly 2 comprises a sampling rod 21, a spiral motor 22, a spiral shaft 23 and an exhaust fan 20, the sampling rod 21 comprises a plurality of sampling units 211 rotatably connected with each other, the sampling units 211 are connected end to end, the sampling units 211 have rotating parts 212 and abutting parts 213, and the rotating parts 212 of the sampling units 211 rotate relative to the adjacent sampling units 211 when the sampling rod 21 is folded; the sample cell 211 abutting portion 213 abuts against the adjacent sample cell 211 when the sample rod 21 is expanded.

Referring to fig. 4 and 5, the spiral motor 22 drives the spiral shaft 23 to rotate by a belt transmission manner, one end of the sampling rod 21 is fixed to the spiral shaft 23, the other end of the sampling rod 21 is provided with an insertion part 214, the insertion part 214 is a rotating part 212 of the conical sampling unit 211, so that the sampling rod 21 can be wound on the spiral shaft 23, the spiral shaft 23 is connected with a straightening shaft 27 in a rotating manner, the housing 1 is provided with a straightening motor 28 for driving the straightening shaft 27 to rotate, the sampling unit 211 is provided with a straightening element 29 and a hose 24 in a penetrating manner, one end of the straightening element 29 penetrates through the spiral shaft 23 and is fixed to the straightening shaft 27, the straightening element 29 in the embodiment is a rope, and when the straightening element 29 is pulled, the abutting parts 213 of the adjacent sampling units 211 can abut against each other. The inside rotation of axle 27 of flare-outing has collection grain axle 31, and the inside cavity of collection grain axle 31, hose 24 one end and collection grain axle 31 intercommunication, the other end and insertion portion 214 intercommunication, and insertion portion 214 has a plurality of trompils. The opening may allow grain particles to enter the interior of the insert 214. The suction fan 20 is connected to the grain collecting assembly 3 and is used for sucking grain particles from the grain heap into the grain collecting assembly 3 in an adsorption manner.

In order to facilitate the insertion and extraction of the sample rod 21 into and from the grain stack, a power assisting module 25 is further provided, a power assisting motor 251, a power assisting wheel 252, a power assisting convex part 253 and a butting wheel 255, wherein the power assisting motor 251 is arranged on the shell 1 to drive the power assisting wheel 252 to rotate in a belt transmission mode, the power assisting convex part 253 is arranged on the sample unit 211, in the embodiment, each sample unit 211 is provided with two power assisting convex parts 253, the power assisting wheel 252 is arranged on an output shaft of the power assisting motor 251 and is also provided with two power assisting grooves 254, and each power assisting wheel 252 is axially provided with a power assisting groove 254 capable of accommodating the power assisting convex part 253 along the rotation center. The contact wheel 255 is freely rotatable with respect to the housing 1, and when the assist wheel 252 applies a force to the assist protrusion 253, the contact wheel 255 can restrict the assist protrusion 253 from being disengaged from the assist groove 254. After the adjacent sample units 211 are abutted against each other, the assisting protrusions 253 are clamped into the assisting grooves 254, then under the driving of the assisting motor 251, the upper walls of the assisting grooves 254 can press the assisting protrusions 253 to enable the sample rods 21 to be inserted downwards into the grain stack, and on the contrary, when the assisting wheels 252 rotate in the opposite direction, the lower walls of the assisting grooves 254 push the assisting protrusions 253 to enable the sample rods 21 to move upwards to be pulled out of the grain stack.

Referring to fig. 5, the grain collecting assembly 3 comprises a grain collecting shaft 31, a grain collecting motor 32, a grain collecting pipe 33 and a collecting module 34, the grain collecting shaft 31 is communicated with the hose 24, the grain collecting motor 32 can enable the grain collecting shaft 31 to rotate, the hose 24 can pass through the spiral shaft 23 and the straightening shaft 27 and then is communicated with the grain collecting shaft 31, and the phenomenon that the hose 24 is not smooth due to shearing force generated by dislocation of the spiral shaft 23 and the straightening shaft 27 is avoided. Under the action of suction fan 20, the skewered grain can be passed through hose 24, grain collection shaft 31 and grain collection tube 33 and then into collection module 34.

The collecting module 34 comprises a filtering unit 341, a grain dividing unit 342 and a grain collecting unit 343 for collecting the samplings, the input end of the filtering unit 341 is communicated with the grain collecting pipe 33, the first output end of the filtering unit 341 is connected with a filtering barrel 344, the filtering unit 341 can filter the impurities and dust of the samplings, the exhaust fan 20 is arranged on the lateral part of the filtering barrel 344, the second output end of the filtering unit 341 is connected with the input end of the grain dividing unit 342, the first output end of the grain dividing unit 342 is connected with an exhaust pipe 345, the exhaust pipe 345 can exhaust the samplings of the grains to a grain pile, and the second output end of the grain dividing unit 342 is connected with the grain collecting unit 343. The grain particles in the grain collecting unit 343 can be dedusted and can be taken out to a laboratory for detecting the grain quality after the sampling is finished.

The implementation principle of the first embodiment is as follows: the walking assembly 4 moves the equipment, when the sampling is needed, the sampling assembly 2 starts to work, the sampling rod 21 goes deep into the grain heap for sampling, and then the sampling is collected in the grain collecting assembly 3.

Example two:

referring to fig. 6 and 7, the difference between the first embodiment and the second embodiment is that the lower link 42 of the walking assembly 4 is connected with the anti-trap disc 44, the joint of the lower link 42 and the anti-trap disc 44 is in a spherical shape, the anti-drop groove 441 is formed in the center of the anti-drop disc 44, and the anti-drop groove 441 is a circular groove matched with the lower link 42. The lower end of the lower connecting rod 42 is embedded into the anti-falling groove 441, so that the lower connecting rod 42 is prevented from being separated from the anti-falling disc 44, and meanwhile, the anti-falling disc 44 can rotate and swing relative to the lower connecting rod 42, and the flexibility is improved. When the walking assembly 4 drives the apparatus to one of the positions of the grain heap, the deeper part of the grain heap at that position is subjected to the skewing by the skewing assembly 2.

Referring to fig. 8 and 9, the skewer assembly 2 comprises a skewer rod 21, a hover motor 22, a hover shaft 23, a hose 24, a boost module 25, and a negative pressure machine 26. The sampling rod 21 includes a plurality of sampling units 211 rotatably connected to each other, the sampling units 211 have a rotating portion 212 and an abutting portion 213, the rotating portion 212 is located at a position where the sampling units 211 are rotated with respect to each other, the abutting portion 213 is located at a position where the sampling units 211 abut against each other, and the sampling rod 21 can be wound around the spiral shaft 23 when the sampling units 211 are rotated with respect to each other and collected.

When sampling is required to be started, the sample rod 21 is unfolded when the spiral motor 22 rotates, the sample unit 211 can be subjected to force transmission through the abutting part 213, then the sample unit 211 can be inserted into the inside of the grain under the action of the power assisting module 25, the sample unit 211 serves as a framework of the hose 24, the hose 24 can enter the inside of the grain, the hose 24 penetrates through each sample unit 211 and is communicated with the inside of the spiral shaft 23, the inside of the spiral shaft 23 is communicated with the grain collecting assembly 3, and negative pressure can be generated inside the hose 24 under the action of the negative pressure machine 26 so that the grain can be sucked into the grain collecting assembly 3.

Referring to fig. 10, grain collection subassembly 3 includes grain collection bucket 39, the inside of grain collection bucket 39 is provided with sampling keg 35, screening keg 36, screening board 37 and fan 38, screening board 37 is located the pan feeding mouth of grain collection subassembly 3 directly below, screening board 37 sets up in an inclined manner, sampling keg 35 is located the lower side of screening board 37, screening keg 36 is located the higher side of screening board 37, fan 38 is fixed in grain collection subassembly 3 inside wall, when cereal gets into grain collection subassembly 3, can make cereal fall into sampling keg 35 under the tilting effect of screening board 37, fan 38 begins work at this moment and blows to the cereal that is located screening board 37, if the inside shrivelled quality of cereal is lighter, can blow into screening keg 36 under the wind-force of fan 38. If the grain is full, fan 38 is not blowing and the grain will continue to fall into sampling keg 35. The grain collection assembly 3 is also provided with an outlet which enables the sampling keg 35 and the screening keg 36 to be extracted from the grain collection assembly 3.

Referring to fig. 11, in order to prevent the apparatus from tilting or overturning when sampling grains, the present embodiment is further provided with a support assembly 5 and a weight assembly 6. The housing 1 has a receiving groove 54, the supporting component 5 can be folded into the receiving groove 54, and when the supporting is needed, the output end of the supporting component 5 contacts with the grain. The weight assembly 6 is located on the upper surface of the housing 1, and when the device is on a sample, the weight assembly 6 is unfolded to improve the stability of the device against overturning.

The supporting assembly 5 comprises a supporting leg 51, a supporting plate 52 and an electric slider 53 hinged to the supporting leg 51, the supporting plate 52 is fixedly connected to one end, away from the electric slider 53, of the supporting leg 51, the electric slider 53 can slide in the accommodating groove 54, a fixing groove 542 is formed in the position of an outlet of the accommodating groove 54, a rotatable fixing block 543 is mounted inside the fixing groove 542, the fixing block 543 is hinged to the side wall of the fixing groove 542, a fixing motor 544 is connected to the rotating position of the fixing block 543, and the position of the outlet of the accommodating groove 54 is provided with an inclined portion 541. When the device needs to be supported, the electric slider 53 moves towards the outlet position of the accommodating groove 54, the supporting leg 51 is pushed out of the accommodating groove 54, when the supporting leg 51 contacts the inclined part 541, the fixing motor 544 starts the fixing block 543 to rotate, so that the end part of the fixing block 543 abuts against the supporting leg 51, the supporting leg 51 is always abutted against the inclined part 541, and at the moment, the lower surface of the supporting plate 52 contacts with the surface of the grains to be supported.

The counterweight assembly 6 comprises a counterweight motor 61, a transmission rod 62 and a counterweight block 63, wherein an output shaft of the counterweight motor 61 is connected with one end of the transmission rod 62, and the other end of the transmission rod 62 is fixed with the counterweight block 63. When the supporting component 5 starts to work to support the equipment, the counterweight motor 61 also starts to work, the counterweight motor 61 drives the transmission rod 62 to rotate, the counterweight block 63 is turned to a position far away from the supporting plate 52, the overall length of the equipment can be improved, and therefore the equipment is prevented from turning over when sampling.

The implementation principle of the embodiment 2 is as follows: when the equipment is located one of the cereal heap, the backup pad 52 is supported to the backup pad 5 work beginning, and counter weight component 6 also begins work and improves equipment stability, prevents the equipment upset, then the sample subassembly 2 begins work, lets the sample pole 21 go deep into the cereal heap inside and take a sample, then collects the sample to the collection grain subassembly 3 in.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides an inside sampling equipment of granary which characterized in that: including casing (1) and sample subassembly (2), casing (1) bottom is equipped with collection grain subassembly (3) that are used for depositing the sample, casing (1) both sides are equipped with walking assembly (4) that are used for driving casing (1) motion, sample subassembly (2) include sample pole (21), spiral motor (22), spiral axle (23), helping hand module (25) and air exhauster (20), sample pole (21) include a plurality of mutual rotation connected sample unit (211), wear to be equipped with hose (24) between sample unit (211), sample pole (21) can spiral in spiral axle (23), spiral motor (22) are used for the drive spiral axle (23) rotate, hose (24) one end with the input of collection grain subassembly (3) is connected, helping hand module (25) make inside the partial insert sample thing of sample pole (21) expansion, air exhauster (20) are used for inhaling the sample thing to collection grain subassembly (3) in.

2. The grain bin interior sampling device of claim 1, wherein: the internal rotation of spiral axle (23) is connected with straightening axle (27), casing (1) is provided with and is used for the drive straightening axle (27) pivoted straightening motor (28), piece (29) of flare-outing is worn to be equipped with in sample unit (211), the one end of piece (29) of flare-outing is passed spiral axle (23) and is fixed in straightening axle (27).

3. The grain bin interior sampling device of claim 2, wherein: the sampling unit (211) is provided with a rotating part (212) and a contact part (213), and the rotating part (212) of the sampling unit (211) rotates relative to the adjacent sampling unit (211) when the sampling rod (21) is folded; when the sampling rod (21) is unfolded, the abutting part (213) of the sampling unit (211) abuts against the adjacent sampling unit (211).

4. The grain bin interior sampling device of claim 3, wherein: the boosting module (25) comprises a boosting motor (251), a boosting wheel (252) and a boosting convex part (253), the boosting motor (251) is arranged on the shell (1) and used for driving the boosting wheel (252) to rotate, the boosting convex part (253) is arranged on the sample unit (211), and the boosting groove (254) capable of containing the boosting convex part (253) is formed in the boosting wheel (252).

5. The grain bin interior sampling device of claim 3, wherein: collection grain subassembly (3) is including collection grain axle (31), collection grain motor (32), collection grain pipe (33) and collection module (34), collection grain axle (31) rotationally locates in straightening axle (27), the inside cavity of collection grain axle (31), hose (24) one end is passed spiral axle (23) and straightening axle (27) and with the inside intercommunication of collection grain axle (31), collection grain pipe (33) one end with collection grain axle (31) intercommunication, the other end of collection grain pipe (33) with the input intercommunication of collection module (34).

6. The grain bin interior sampling device of claim 5, wherein: the collecting module (34) comprises a filtering unit (341), a grain distributing unit (342) and a grain collecting unit (343) for collecting the sampling substances, the input end of the filtering unit (341) is communicated with a grain collecting pipe (33), the first output end of the filtering unit (341) is connected with a filtering barrel (344), an exhaust fan (20) is arranged on the side part of the filtering barrel (344), the second output end of the filtering unit (341) is connected with the input end of the grain distributing unit (342), the first output end of the grain distributing unit (342) is connected with a discharge pipe (345), and the second output end of the grain distributing unit (342) is connected with the grain collecting unit (343).

7. The grain bin interior sampling device of claim 3, wherein: the grain collection assembly (3) comprises a grain collection barrel (39), a sampling small barrel (35), a screening small barrel (36) and a screening plate (37) are arranged in the grain collection barrel (39), the screening plate (37) is located right below a feeding port of the grain collection barrel (39), the screening plate (37) is obliquely arranged, the sampling small barrel (35) is located on one side of the screening plate (37), the screening small barrel (36) is located on the other side of the screening plate (37), a fan (38) is arranged on the side wall of the grain collection barrel (39), and the working direction of the fan (38) faces towards the screening plate (37) and is used for blowing part of the sampling into the screening small barrel (36); the collecting keg (39) has an outlet for extracting the sampling keg (35) and the screening keg (36).

8. The grain bin interior sampling device of any one of claims 1 to 7, wherein: the walking assembly (4) comprises an upper connecting rod (41), a lower connecting rod (42), a first walking motor (43) and a second walking motor, the upper connecting rod (41) is connected with the shell (1) in a swinging mode, the first walking motor (43) is used for driving the upper connecting rod (41) to swing relative to the shell (1), the lower connecting rod (42) is connected with the upper connecting rod (41) in a swinging mode, the second walking motor is used for driving the lower connecting rod (42) to swing relative to the upper connecting rod (41), and the bottom of the lower connecting rod (42) is connected with an anti-trap disc (44); an anti-falling groove (441) is formed in the center of the anti-falling disc (44), and the end part of the lower connecting rod (42) is positioned in the anti-falling groove (441); the end part of the lower connecting rod (42) is in a spherical shape, and the anti-falling groove (441) is a circular groove.

9. The grain bin interior sampling device of any one of claims 1 to 7, wherein: prevent support assembly (5) that casing (1) turned on one's side when casing (1) sets up the sample, support assembly (5) including supporting leg (51), backup pad (52) and with supporting leg (51) articulated electronic slider (53), backup pad (52) fixed connection in supporting leg (51) is kept away from the one end of electronic slider (53), holding tank (54) have been seted up in casing (1), electronic slider (53) can slide in holding tank (54), the exit position of holding tank (54) has rake (541), supporting leg (51) with during rake (541) contact, the lower surface and the sample contact of backup pad (52), fixing slot (542) have been seted up to holding tank (54) exit position, fixed slot (542) internally mounted has fixed block (543), fixed block (543) with fixed slot (542) lateral wall is articulated, be provided with drive fixed block (543) pivoted fixed motor (544) in fixed slot (542), fixed block (544) tip can withstand supporting leg (51), makes supporting leg (51) butt in supporting leg (541).

10. The grain bin interior sampling device of any one of claim 9, wherein: casing (1) upper portion is provided with counter weight motor (61), transfer line (62) and balancing weight (63), the output shaft of counter weight motor (61) with the one end of transfer line (62) is connected, the other end of transfer line (62) with balancing weight (63) are fixed, and counter weight motor (61) can order about the balancing weight pole deviates from supporting component (5) direction is rotated.

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