Rail type grain sampler

Abstract

The utility model relates to the technical field of sampling machines, and discloses a rail type grain sampling machine which comprises a sampling table capable of moving in three axes, a separation barrel driven by a first motor is rotatably connected to the inner wall of the sampling table, a sampling barrel is rotatably connected in the separation barrel, a sampling hole is formed in the bottom of the sampling barrel and the bottom of the separation barrel respectively, and the sampling hole is communicated with the separation barrel. The top end of the sampling barrel is rotationally communicated with a stirring barrel, a negative pressure suction barrel is arranged at the upper part of the separation barrel, a negative pressure suction assembly is connected to the negative pressure suction barrel, a group of sample outlet holes are formed in the stirring barrel and correspond to the inner side of the negative pressure suction barrel, and a group of scattering modules are mounted in the stirring barrel and correspond to the positions below the sample outlet holes. According to the utility model, through the arrangement of the scattering module and the spiral conveying blade, the scattering of caked grains is realized, the caked rate of sampled grains is reduced through scattering, and the blocking rate of the suction pump and the negative pressure soft connecting pipe is reduced through reducing the caked rate of the sampled grains.

Description

TECHNICAL FIELD

[0001] The utility model relates to a sampling machine technical field more specifically, the utility model relates to a track type grain sampling machine. BACKGROUND

[0002] The grain sampling machine is a kind of equipment to sample and check grain quality of grain heap by inserting and taking each layer of grain heap, and the mechanical structure of the existing electric grain sampling machine mainly includes: base fixed on ground or ship body, stand column installed on base, beam rotatable around stand column movably with stand column and camera and sampling tube that can extend and retract installed on beam, the sampling tube is inserted and lifted by the extension and retraction of sampling tube, and the sampling work of each layer of grain of grain heap is completed, in the prior art, the patent document with publication number CN105738149B discloses a grain sampling machine, including first stand column, its lower end is fixed on ground, second stand column, it is set on the first stand column in the way of axial rotation, third stand column, it is set in the way of telescopic mode and is set in the outer side of the second stand column, the inner wall of the third stand column is provided with one-way roller in contact with the second stand column along the axial direction, the grain sampling machine can realize the rotation of second stand column clockwise and counterclockwise, the up-and-down movement of third stand column, the back-and-forth movement of sampling car and the up-and-down movement of sampling rod, so that the sampling operation becomes more flexible, but the above-mentioned sampling machine has the following technical problems when using:

[0003] 1, sampling, it is not convenient to fully break up the agglomerated grain material, and then easily cause the blockage of suction pump and sampling pipeline;

[0004] 2, sampling, cannot effectively reduce the blockage rate of grain material at sampling hole by stirring during sampling;

[0005] 3, after sampling, it is not convenient to realize the rapid recovery of excess sampling grain material;

[0006] Therefore, the utility model provides a track type grain sampling machine to solve the technical problems in the above background. UTILITY MODEL CONTENT

[0007] In order to overcome the deficiency of prior art, the utility model provides a track type grain sampling machine, the utility model is through the setting of dispersing module and spiral conveying blade, thereby realizing the dispersing of agglomerated grain material, by dispersing, to reduce the agglomeration rate of sampling grain, by reducing the agglomeration rate of sampling grain material, to reduce the blockage rate of suction pump and negative pressure flexible pipe.

[0008] To achieve the above object, the utility model provides the following technical scheme: A track type grain sample extractor, including three -axis movable sample extraction station, the inner wall rotation of sample extraction station is connected with the baffle barrel that drives through first motor, the baffle barrel rotation is connected with the sample extraction cylinder in, the bottom of sample extraction cylinder and baffle barrel all is provided with a sample extraction hole, the top of sample extraction cylinder rotation is connected with stirring cylinder, the upper portion of baffle barrel is equipped with negative pressure suction cylinder, negative pressure suction cylinder is connected with negative pressure suction material subassembly, the position of stirring cylinder and corresponding negative pressure suction cylinder inside is provided with a group of sample outlet, the position of stirring cylinder and corresponding sample outlet below is installed a group of scattering module, the axis position of stirring cylinder is installed with lifting shaft, the lifting shaft is fixedly connected with the helical conveying leaf that rotates with sample extraction cylinder, the lifting shaft is equipped with the positioning column, the positioning column is fixedly connected with sample extraction cylinder and sample extraction station respectively, the positioning column is installed with the spoiler, the second motor is installed on the sample extraction station, the spoiler and lifting shaft all drive through second motor, the bottom of sample extraction cylinder and baffle barrel all is equipped with sharp cone part, a group of back material mouth is formed on the two sharp cone parts.

[0009] As a preferred technical scheme of the utility model, it further comprises a base, the base is fixedly installed with a lifting column, the lifting column is installed with a guide rail frame, a horizontally arranged screw rod transmission module is fixedly installed on the inner wall of the guide rail frame, the screw rod transmission module is in transmission connection with the sample extraction station, and the sample extraction station is in sliding connection with the guide rail frame.

[0010] As a preferred technical scheme of the utility model, the negative pressure suction material subassembly comprises a suction pump installed on the lifting column, a negative pressure soft connection pipe is in communication with the negative pressure port of the suction pump, and the other end of the negative pressure soft connection pipe is in fixed communication with the negative pressure suction cylinder.

[0011] As a preferred technical scheme of the utility model, the scattering module comprises a connecting ring installed on the stirring cylinder, and a plurality of scattering rubber sticks are circumferentially arranged on the connecting ring.

[0012] As a preferred technical scheme of the utility model, the spoiler comprises a spoiler shaft rotationally connected to the inner wall of the positioning column and driven by the second motor, the spoiler shaft is in rotational connection with the sharp cone part, and a plurality of spoiler rods are installed on the spoiler shaft and correspond to the outer side of the baffle cylinder.

[0013] Compared with the prior art, the utility model has the beneficial effects as follows:

[0014] 1、The scattering module and the helical conveying leaf are arranged, so that the clumped grain is scattered, the clumping rate of the sample grain is reduced through scattering, and the blockage rate of the suction pump and the negative pressure soft connection pipe is reduced through the reduction of the clumping rate of the sample grain.

[0015] 2. In the utility model, when sampling, the disturbance shaft rotates at a set speed under the driving action of the second motor, and the disturbance shaft rotates to drive the disturbance rod to work, and the rotation state of the disturbance rod is set to effectively reduce the blocking rate of grain outside the sampling hole during sampling.

[0016] 3. In the utility model, when the excess grain in the sampling cylinder needs to be discharged, the two material return ports on the pointed cone portions are connected to each other, the spiral conveying blades feed downward, and then the excess grain sampled by the sampling machine is quickly recovered to the grain pile. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of a track type grain sampling machine of the utility model;

[0018] Figure 2 It is a structural schematic view of a partition cylinder and a negative pressure flexible pipe of the utility model;

[0019] Figure 3 It is a sectional view of the partition cylinder of the utility model;

[0020] Figure 4 It is a structural schematic view of the utility model Figure 3 at A;

[0021] Figure 5 It is a structural schematic view of the utility model Figure 3 at B;

[0022] Figure 6 It is a structural schematic view of the utility model Figure 3 at C.

[0023] In the drawing: 1, sampling table; 2, first motor; 3, partition cylinder; 4, sampling cylinder; 5, sampling hole; 6, stirring cylinder; 7, negative pressure suction cylinder; 8, sample outlet; 9, lifting shaft; 10, spiral conveying blade; 11, positioning column; 12, second motor; 13, pointed cone portion; 14, material return port; 15, base; 16, lifting column; 17, guide rail frame; 18, screw rod transmission module; 19, material suction pump; 20, negative pressure flexible pipe; 21, dispersing rubber stick; 22, disturbance shaft; 23, disturbance rod. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] AsFigures 1 to 6 The utility model provides a track type grain sampling machine, including three -axis movable sampling table 1,

[0026] Still include base 15, fixed mounting has lifting column 16 on base 15, installation has guide rail frame 17 on lifting column 16, the inner wall fixed mounting of guide rail frame 17 has the horizontal setting screw rod drive module 18, screw rod drive module 18 are connected with sampling table 1 transmission, sampling table 1 are connected with the sliding of guide rail frame 17,

[0027] The inner wall rotation of sampling table 1 is connected with the baffle tube 3 driven by the first motor 2, the baffle tube 3 is rotationally connected with the sampling tube 4, and the bottom of the sampling tube 4 and the baffle tube 3 is provided with a sampling hole 5.

[0028] The top end of the sampling tube 4 is rotationally connected with the stirring cylinder 6, and the upper part of the baffle tube 3 is provided with a negative pressure suction cylinder 7, and the negative pressure suction cylinder 7 is connected with a negative pressure suction assembly.

[0029] The negative pressure suction assembly comprises a suction pump 19 mounted on the lifting column 16, and the negative pressure port of the suction pump 19 is communicated with a negative pressure flexible pipe 20, and the other end of the negative pressure flexible pipe 20 is fixedly communicated with the negative pressure suction cylinder 7.

[0030] The stirring cylinder 6 is provided with a group of sample outlet holes 8 corresponding to the inner side of the negative pressure suction cylinder 7.

[0031] The stirring cylinder 6 is provided with a group of scattering modules corresponding to the position below the sample outlet hole 8.

[0032] The scattering module comprises a connecting ring mounted on the stirring cylinder 6, and a group of scattering rubber sticks 21 are arranged in a circumferential array on the connecting ring.

[0033] Through the setting of the scattering module, the scattering of the bunched grain is realized, and the bunched rate of the sampling grain is reduced by scattering, and the blockage rate of the suction pump 19 and the negative pressure flexible pipe 20 is reduced by reducing the bunched rate.

[0034] The axis position of the stirring cylinder 6 is provided with a lifting shaft 9, the lifting shaft 9 is fixedly connected with a spiral conveying blade 10 rotationally fitted with the sampling tube 4, the lifting shaft 9 is provided with a positioning column 11, and the positioning column 11 is fixedly connected with the sampling tube 4 and the sampling table 1 respectively.

[0035] The positioning column 11 is provided with a turbulence member.

[0036] The second motor 12 is mounted on the sampling table 1, the turbulence member and the lifting shaft 9 are driven by the second motor 12, the bottom of the sampling tube 4 and the baffle tube 3 is provided with a sharp cone part 13, and a group of return ports 14 are formed in the two sharp cone parts 13.

[0037] The spoiler includes a spoiler shaft 22 rotatably connected to the inner wall of the positioning column 11 and driven by the second motor 12, the spoiler shaft 22 is rotatably connected with the pointed cone part 13, and a group of spoiler rods 23 are arranged on the spoiler shaft 22 and correspond to the position outside the sleeve 3.

[0038] During the sampling operation, the spoiler shaft 22 rotates at a set speed under the driving action of the second motor 12, and after the spoiler shaft 22 rotates, the spoiler rod 23 is driven to work, and the rotation state of the spoiler rod 23 is set to effectively reduce the blocking rate of the grain outside the sampling hole 5 during sampling;

[0039] The working principle and use process of the utility model:

[0040] The device is mainly suitable for sampling of grain, the layout position of the sampling table 1 can be adjusted by three axes before sampling operation, the return ports 14 on the two pointed cone parts 13 are arranged in a staggered manner before sampling, thereby realizing the bottom sealing of the two pointed cone parts 13, and the two sampling holes 5 are arranged in a staggered manner, the two sampling holes 5 are communicated after the sampling holes 5 penetrate into the specified position of the grain, the return ports 14 on the two pointed cone parts 13 are still arranged in a staggered manner, then, the suction pump 19 generates negative pressure, the stirring cylinder 6 and the spiral conveying blade 10 rotate at a set speed, after the spiral conveying blade 10 rotates, the lifting direction of the spiral conveying blade 10 is upward, the grain extracted by the spiral conveying blade 10 is finally negatively sucked by the suction pump 19 after being scattered by the scattering module, when it is required to change the sampling depth on line, the two sampling holes 5 are arranged in a staggered manner, the return ports 14 on the two pointed cone parts 13 are also arranged in a staggered manner, after the spiral conveying blade 10 sucks the grain in the sampling cylinder 4, the sampling cylinder 4 is repositioned to a new sampling position, and the sampling is repeated, when it is required to realize the discharge of the excess grain in the sampling cylinder 4, the return ports 14 on the two pointed cone parts 13 are communicated with each other, the spiral conveying blade 10 feeds downward, thereby quickly recycling the excess grain sampled by the sampling machine to the grain pile.

[0041] It should be noted that, in the present document, the terms such as first and second, etc., are merely used to differentiate one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0042] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A rail mounted grain probe machine characterized by, The utility model provides a kind of sampling device, including triaxially movable sampling table (1), the inner wall of the sampling table (1) is rotatably connected with the baffle tube (3) driven by first motor (2), the baffle tube (3) is rotatably connected with sampling cylinder (4) in, the sampling cylinder (4) and the bottom of baffle tube (3) are all provided with a sampling hole (5), the top end of the sampling cylinder (4) is rotatably connected with stirring cylinder (6), the upper portion of the baffle tube (3) is equipped with negative pressure suction cylinder (7), and the negative pressure suction cylinder (7) is connected with negative pressure suction component, the position of the inside of stirring cylinder (6) and corresponding negative pressure suction cylinder (7) is provided with a group of sample holes (8), the position of the below of stirring cylinder (6) and corresponding sample hole (8) is installed a group of scattering module, the axis position of stirring cylinder (6) is installed with lifting shaft (9), and the lifting shaft (9) is fixedly connected with helical conveying blade (10) rotatably attached with sampling cylinder (4), the lifting shaft (9) is equipped with positioning column (11) in, and the positioning column (11) is fixedly connected with sampling cylinder (4) and sampling table (1) respectively, and the positioning column (11) is installed with spoiler, the second motor (12) is installed on the sampling table (1), and the spoiler and lifting shaft (9) are all driven by second motor (12), and the bottom of the sampling cylinder (4) and baffle tube (3) is equipped with sharp cone (13), and a group of return ports (14) are formed in the two sharp cone (13).

2. A rail mounted grain sampling machine according to claim 1, characterised in that: It also includes base (15), the lifting column (16) is fixedly installed on the base (15), the guide rail frame (17) is installed on the lifting column (16), the inner wall of the guide rail frame (17) is fixedly installed with horizontally arranged screw rod transmission module (18), and the screw rod transmission module (18) is in transmission with sampling table (1), and the sampling table (1) is slidably connected with guide rail frame (17).

3. A rail mounted grain sampling machine according to claim 1 wherein: The negative pressure suction component includes suction pump (19) installed on the lifting column (16), and the negative pressure port of the suction pump (19) is communicated with negative pressure flexible pipe (20), and the other end of the negative pressure flexible pipe (20) is fixedly communicated with negative pressure suction cylinder (7).

4. A rail mounted grain sampling machine according to claim 1, characterized in that: The scattering module includes connecting ring installed on stirring cylinder (6), and a group of scattering rubber sticks (21) are installed on the connecting ring in circumferential array distribution.

5. A rail mounted grain sampling machine as claimed in claim 1 wherein: The spoiler includes spoiler shaft (22) rotatably connected to the inner wall of positioning column (11) and driven by second motor (12), and the spoiler shaft (22) is rotatably connected with sharp cone (13), and a group of spoiler rods (23) are installed on the spoiler shaft (22) and corresponding the position of the outside of baffle tube (3).

Images