CN219340829U

CN219340829U - Grain conveying on-line detection device

Info

Publication number: CN219340829U
Application number: CN202222563105.0U
Authority: CN
Inventors: 褚毅宏
Original assignee: Thermowell Hubei Intelligent Technology Co ltd
Current assignee: Thermowell Hubei Intelligent Technology Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-07-14
Anticipated expiration: 2032-09-27

Abstract

The utility model relates to the technical field of grain detection, in particular to an online grain conveying detection device. The grain conveying on-line detection device comprises a grain conveying line, a feed hopper, a material distribution channel, detection equipment and a grain conveying device, wherein the feed hopper is arranged on the grain conveying line and is provided with a sampling port and a discharge port, the sampling port is internally provided with a sampling valve assembly for opening or closing the sampling port, the discharge port of the feed hopper is positioned above the conveying surface of the grain conveying line, one end of the material distribution channel is connected with the sampling port, the other end of the material distribution channel is connected with the feeding end of the detection equipment, the feeding end of the grain conveying device is connected with the discharge end of the detection equipment, the discharge end of the grain conveying device extends above the conveying surface of the grain conveying line, and the detection equipment is used for detecting the quality of grains. The advantages are that: the grain quality sampling inspection device is simple and reasonable in structural design, can perform sampling inspection on grain quality on line in real time in the grain conveying process, and does not influence normal grain conveying.

Description

Grain conveying on-line detection device

Technical Field

The utility model relates to the technical field of grain detection, in particular to an online grain conveying detection device.

Background

In the grain collection and storage process, the grains generally need to be transported through a conveying line. Before or during the transfer, the grain is generally sampled, and then the quality of the grain sample is detected. The sample is generally extracted by using a sample sampler manually in the sample sampling process, then the quality of the sample is measured in a special laboratory through an instrument, the sample detection and the transportation of the grains in the process are two different procedures, the sample detection and the transportation of the grains are separately carried out, the classification collection and storage of the grains can be determined after the quality of the grains is known, the operation is troublesome, and the sample sampling and the detection are time-consuming.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an online detection device for grain conveying, which effectively overcomes the defects of the prior art.

The technical scheme for solving the technical problems is as follows:

the utility model provides an online detection device is carried to grain, including grain transfer chain, the feeder hopper, divide the material passageway, check out test set and grain transport conveyor, above-mentioned feeding hopper is put up on above-mentioned grain transfer chain, it has sample mouth and discharge gate, be equipped with in the above-mentioned feeder hopper and be used for opening or close the sample valve assembly of the sample mouth of inserting, the discharge gate of above-mentioned feeder hopper is located the transport plane top of above-mentioned grain transfer chain, above-mentioned branch material passageway one end is connected above-mentioned sample mouth, the feed end of the other end connection check out test set, the feed end of the above-mentioned grain transport conveyor is connected with the discharge end of above-mentioned check out test set, its discharge end stretches to the transport plane top of above-mentioned grain transfer chain, the quality that above-mentioned check out test set is used for detecting grain.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the grain conveying line is a belt conveyor.

Further, a discharge hole is formed in the bottom of the feeding hopper, and the sampling hole is formed in a position where the side wall of the feeding hopper is connected with the discharge hole.

Further, the sampling valve assembly comprises a valve plate and a rotating shaft, wherein the rotating shaft transversely penetrates through the side wall of the feeding hopper and is positioned at the joint of the sampling port and the discharge port, one end of the valve plate is connected with the rotating shaft, the rotating shaft is connected with a driving device, and the driving device is used for driving the rotating shaft to rotate and driving the valve plate to turn over to cover the sampling port or open the sampling port.

Further, the driving device comprises a nut and a hand wheel fixed outside the side wall of the feeding hopper, one end of the rotating shaft penetrates through the nut, threads connected with the threads of the nut are formed on the surface of the rotating shaft, and one end of the rotating shaft is connected with the hand wheel.

Further, the driving device is a motor.

Further, the detection device is a near infrared detection instrument.

Further, the detection device comprises a grain imperfect grain detection detector.

Further, the detection device further comprises a near infrared detection device.

Further, the grain transferring and conveying device is a lifting machine.

The beneficial effects of the utility model are as follows: the grain quality sampling inspection device is simple and reasonable in structural design, can perform sampling inspection on grain quality on line in real time in the grain conveying process, and does not influence normal grain conveying.

Drawings

FIG. 1 is a schematic diagram of a grain conveying on-line detecting device according to the present utility model;

FIG. 2 is a schematic diagram of the internal structure of a feed hopper in the grain conveying on-line detection device of the present utility model;

FIG. 3 is a side view of the structure of one embodiment of the feed hopper of the grain delivery on-line detection apparatus of the present utility model;

FIG. 4 is a side view of the structure of one embodiment of the feed hopper in the grain delivery on-line inspection device of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a grain conveying line; 2. a feed hopper; 3. a material distribution channel; 4. a detection device; 5. a grain transferring and conveying device; 6. a skewer valve assembly; 41. a grain imperfect grain detecting detector; 42. near infrared detection means; 61. a valve plate; 62. a rotating shaft; 63. a driving device; 631. a nut; 632. and a hand wheel.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

Examples: as shown in fig. 1, the grain conveying on-line detecting device of this embodiment includes a grain conveying line 1, a feeding hopper 2, a distributing channel 3, a detecting device 4 and a grain transferring and conveying device 5, where the feeding hopper 2 is erected on the grain conveying line 1 through a bracket and has a sampling port and a discharging port, a sampling valve assembly 6 for opening or closing the sampling port is arranged in the feeding hopper 2, the discharging port of the feeding hopper 2 is located above the conveying surface of the grain conveying line 1, one end of the distributing channel 3 is connected with the sampling port, the other end is connected with the feeding end of the detecting device 4, the feeding end of the grain transferring and conveying device 5 is connected with the discharging end of the detecting device 4, the discharging end extends above the conveying surface of the grain conveying line 1, and the detecting device 4 is used for detecting the quality of grains.

In this embodiment, grains are conveyed at a constant speed to a next-stage unit on the grain conveying line 1, specifically, grains enter through the feed hopper 2 and then fall on the grain conveying line 1 through the discharge port to be conveyed to the next-stage unit, in the conveying process, if grains need to be detected, the sampling valve assembly 6 is operated to open the sampling port, so that part of grains are detected in the detection equipment 4 through the sampling port-the material distribution channel 3, the detected sample grains are conveyed to the grain conveying line 1 again in a backflow manner through the grain transferring and conveying device 5 after the detection is finished, sampling detection in the grain conveying process is realized on the whole, the sampling valve assembly 6 is closed after the sampling is finished, grains continue to be discharged to the grain conveying line 1 through the discharge port, and the whole device has simple and reasonable structural design, and can perform sampling on the grains in real time on line in the grain conveying process, and the normal conveying of the grains is not influenced.

In this embodiment, the grain conveying line 1 adopts a belt conveyor in the prior art, and specific types thereof are flexibly and reasonably selected according to actual production requirements, which is not described herein.

As a preferred embodiment, a discharge port is provided at the bottom of the feed hopper 2, and the sampling port is provided at a portion where the side wall of the feed hopper 2 is connected to the discharge port.

In the above embodiment, the two material openings of the feed hopper 2 are distributed reasonably, so that the material is discharged and sampled respectively, and the operation is more convenient.

As a preferred embodiment, the sampling valve assembly 6 includes a valve plate 61 and a rotating shaft 62, the rotating shaft 62 transversely penetrates through the sidewall of the feed hopper 2 and is located at the connection position of the sampling port and the discharge port, one end of the valve plate 61 is connected with the rotating shaft 62, the rotating shaft 62 is connected with a driving device 63, and the driving device 63 is used for driving the rotating shaft 62 to rotate and driving the valve plate 61 to turn over to cover the sampling port or open.

In the above embodiment, as shown in fig. 2, when grains are normally discharged to the grain conveying line 1 through the feeding hopper 2, the valve plate 61 is in a state of covering the sampling port, and when the sampling is required, the driving device 63 is operated to drive the rotating shaft 62 to rotate, so that the valve plate 61 is turned downwards to open the sampling port, the valve plate 61 is turned to incline upwards, grains entering the feeding hopper 2 can fall on the valve plate 61 and flow along the inclined valve plate 61 to the sampling port, so that the grains enter the detecting device 4 through the material distributing channel 3 for detection, and after the sampling is finished, the driving device 63 is operated to drive the rotating shaft 62 to rotate back, so that the valve plate 61 is turned to cover the sampling port again, the whole structural design is simpler, and the sampling operation is convenient.

In this embodiment, the driving device 63 in the sampling valve assembly 6 may at least adopt two structural modes as follows:

1) As shown in fig. 2 and 3, the driving device 63 includes a nut 631 and a hand wheel 632 fixed to the outside of the sidewall of the feed hopper 2, one end of the rotation shaft 62 passes through the nut 631, the surface thereof is provided with threads connected to the nut 631, and one end of the rotation shaft 62 is connected to the hand wheel 632.

In actual operation, when the valve plate 61 needs to be operated to turn over, the hand wheel 632 is operated from the outside of the feed hopper 2 to rotate, the rotating shaft 62 can be driven to rotate relative to the nut 631, and then the valve plate 61 is driven to turn over, so that the operation is very convenient, and since the rotating shaft 62 is in threaded connection with the nut 631 at the outer side of the feed hopper 2, the rotating shaft 62 can maintain a position relative to the nut 631 when no external force is applied, so that the valve plate 61 is maintained at a current position.

2) As shown in fig. 2 and 4, the driving device 63 is electrically operated, and is mounted on a bracket for erecting the feeding hopper 2 by a motor (a servo motor or a stepping motor), and is in transmission connection with one end of the rotating shaft 62 extending out of the side wall of the feeding hopper 2, and the motor is connected with a controller, and the motor is operated by the controller to rotate by a certain angle to drive the rotating shaft 62 to drive the valve plate 61 to turn over.

In the present embodiment, the detection apparatus 4 adopts the following several modes:

(1) the above-mentioned detection device 4 adopts the near infrared detection instrument of the prior art (mainly detects various indexes such as protein, fat, moisture, etc. of grain), specifically, can adopt the existing products on the market, such as star Ling G1200-D portable rapeseed analyzer (Guangdong star creating many-spectrum instrument limited company), it has a detection channel, when detecting, the detection channel is closed, after finishing detecting, the detection channel is opened, the feeding end of the grain transporting and conveying device 5 is butt-jointed and arranged below the detection channel, after finishing detecting, the grain sample directly falls into the feeding end of the grain transporting and conveying device 5, and is transported and refluxed to the grain conveying line 1 through the grain transporting and conveying device 5.

(2) The above-mentioned detecting apparatus 4 employs a grain defective grain detecting detector 41 of the prior art (mainly detecting whether grain samples belong to defective grains or not), and specifically, the following patent technology may be employed: the patent with application number of 202130307453.X is also referred to as the patent with application number of 202023098028.3, the patent with application number of 202011518764.1, the patent with application number of 202023097899.3 and the patent with application number of 202022014273.5. Based on the imperfect grain detection equipment, the box body or bin body for finally collecting grains by the detection equipment is subjected to conventional improvement, the feeding end of the grain transporting and conveying device 5 is replaced by the box body for collecting grains by the detection equipment, and after detection is finished, grain samples are directly transported and returned to the grain conveying line 1 through the grain transporting and conveying device 5.

(3) The above-mentioned detection equipment 4 adopts the dual detection of near infrared and imperfect grain, this detection equipment 4 has increased near infrared detection device 42 (mainly detect many indexes such as protein, fat, moisture of grain, etc. can adopt the existing product on the market, such as star ling G1200-D portable rapeseed analysis appearance) on the basis of scheme (2), this near infrared detection device 42's detection passageway is located the top of the feed inlet of imperfect grain detection detector 41 of grain, the grain first gets into near infrared detection device 42 and carries out the detection of relevant quality, and the blanking gets into imperfect grain detection detector 41 again after the detection is accomplished and carries out imperfect grain and perfect grain detection judgement.

In this embodiment, the grain transferring and conveying device 5 is only required to be a lifter in the prior art, and the lifter is flexibly and reasonably selected to adapt to the model according to the needs in the actual production and use process, which is not described herein.

In this embodiment, the material distribution channel 3 is a downward inclined pipeline, grains come out from the sampling port and fall into the detection device 4 along the material distribution channel 3 under the action of gravity for detection, and the grains can be distributed by gravity without other power devices.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. An on-line detection device for grain delivery, which is characterized in that: including grain transfer chain (1), feeder hopper (2), feed divider passageway (3), check out test set (4) and grain transportation conveyor (5), feeder hopper (2) set up in on grain transfer chain (1), it has sample mouth and discharge gate, be equipped with in feeder hopper (2) and be used for opening or closing sample valve subassembly (6) of sample mouth, the discharge gate of feeder hopper (2) is located the transport face top of grain transfer chain (1), feed divider passageway (3) one end is connected the sample mouth, the other end is connected the feed end of check out test set (4), the feed end of grain transportation conveyor (5) with the discharge end of check out test set (4) is connected, its discharge end stretches to the transport face top of grain transfer chain (1), check out test set (4) are used for detecting the quality of grain.

2. The on-line detection device for grain delivery according to claim 1, wherein: the grain conveying line (1) is a belt conveyor.

3. The on-line detection device for grain delivery according to claim 1, wherein: the bottom of the feed hopper (2) is provided with a discharge hole, and the sampling hole is arranged at the position where the side wall of the feed hopper (2) is connected with the discharge hole.

4. A grain delivery on-line inspection device according to claim 3, wherein: the sampling valve assembly (6) comprises a valve plate (61) and a rotating shaft (62), wherein the rotating shaft (62) transversely penetrates through the side wall of the feeding hopper (2) and is positioned at the joint of the sampling port and the discharging port, one end of the valve plate (61) is connected with the rotating shaft (62), the rotating shaft (62) is connected with a driving device (63), and the driving device (63) is used for driving the rotating shaft (62) to rotate and driving the valve plate (61) to overturn to cover the sampling port or open.

5. The on-line grain delivery detection apparatus of claim 4, wherein: the driving device (63) comprises a nut (631) and a hand wheel (632) which are fixed on the outer portion of the side wall of the feeding hopper (2), one end of the rotating shaft (62) penetrates through the nut (631), threads which are in threaded connection with the nut (631) are arranged on the surface of the rotating shaft, and one end of the rotating shaft (62) is connected with the hand wheel (632).

6. The on-line grain delivery detection apparatus of claim 4, wherein: the driving device (63) is a motor.

7. The on-line detection device for grain delivery according to claim 1, wherein: the detection device (4) is a near infrared detection instrument.

8. The on-line detection device for grain delivery according to claim 1, wherein: the detection device (4) comprises a grain imperfect grain detection detector (41).

9. The on-line grain delivery detection apparatus of claim 8, wherein: the detection device (4) further comprises near infrared detection means (42).

10. An on-line detection apparatus for grain delivery according to any one of claims 7 to 9, wherein: the grain transferring and conveying device (5) is a lifter.