CN217654814U

CN217654814U - Quick detection device of heavy metal of flour production

Info

Publication number: CN217654814U
Application number: CN202221675297.8U
Authority: CN
Inventors: 任顺保; 张恩增; 张建明; 孟新军
Original assignee: Hebei Damingfu Flour Co ltd
Current assignee: Hebei Damingfu Flour Co ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-10-25
Anticipated expiration: 2032-07-01

Abstract

The utility model discloses a heavy metal rapid detection device for flour production, which comprises a metal detector, a dust collector, a transportation pipeline, a mounting hole, a sealing bolt, a box body and a screwed pipe, wherein a rotary sampling mechanism is arranged on the box body, and a negative pressure cleaning mechanism is arranged on the rotary sampling mechanism; rotate sampling mechanism and include axis of rotation, rotation portion and translation portion, it has the stock chest to open in the axis of rotation, rotation portion drives the reciprocal 180 degrees of rotation of axis of rotation, but the stock chest opening is upwards taken a sample, and the stock chest opening can release flour down. The utility model has the advantages that the flour can be quickly sampled, detected and released by rotating the sampling mechanism, the operation flow is simplified, and the detection efficiency is improved; the detection end of the metal detector can be effectively cleaned under the action of the negative pressure cleaning mechanism, flour residue is avoided, and detection precision is indirectly improved.

Description

Quick heavy metal detection device of flour production

Technical Field

The utility model relates to a flour production technical field, more specifically say, relate to a heavy metal short-term test device of flour production.

Background

The flour is a white powdery object formed by grinding wheat through a plurality of processes, metal detection is needed during production of the white powdery object, the existing detection mode is that personnel move to the site to carry out detection, the operation of the existing detection mode needs to open a sealing cover of relevant equipment (a grinding machine, a screening machine and the like), then sampling is carried out, and the wheat is detected in a laboratory, so that the operation mode is more complicated, and the detection efficiency is lower; and after the detection is finished, the residue at the detection end of the detection equipment is directly wiped off by hands, so that the equipment is damaged to a certain extent, and simultaneously, flour is easy to remain, and the next detection is influenced.

SUMMERY OF THE UTILITY MODEL

To above defect, the utility model provides a heavy metal short-term test device of flour production solves above-mentioned problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a heavy metal rapid detection device for flour production comprises a metal detector, a dust collector, a transportation pipeline, a mounting hole, a sealing bolt, a box body and a threaded pipe, wherein a linear motor I is mounted between the metal detector and the box body;

the rotary sampling mechanism comprises a rotating shaft, a rotating part and a translation part, wherein a storage tank is arranged on the rotating shaft, the rotating part drives the rotating shaft to rotate for 180 degrees in a reciprocating manner, the storage tank can sample with an opening facing upwards, and flour can be released with the opening facing downwards; the translation part drives the rotating shaft to translate, so that the rotating shaft can shuttle in the transportation pipeline, and the rotating shaft can seal the threaded pipe;

furthermore, the negative pressure cleaning mechanism comprises a hollow pipe and a transmission assembly, the transmission assembly can drive the hollow pipe to rotate by power generated by rotation of the rotating shaft, and the side wall of the hollow pipe is in a hollow state.

Furthermore, the translation part comprises a second linear motor arranged on one side of the box body, a fixed frame is arranged at the telescopic end of the second linear motor, a first bearing is arranged on the inner ring of the fixed frame, a first bearing inner ring is arranged on the rotating shaft, and the other end of the rotating shaft is inserted into the threaded pipe.

Furthermore, the rotating part comprises a first bevel gear arranged at one end of the rotating shaft, a first rotating motor is arranged at the lower end of the fixing frame, and a second bevel gear meshed with the first bevel gear is arranged at the rotating end of the first rotating motor.

Furthermore, the transmission assembly comprises a fixing block arranged at the upper end of the fixing frame, an L-shaped groove is formed in the center of the fixing block, a second bearing is arranged at the upper end of the fixing block, a connecting pipe is arranged on the outer ring of the second bearing, the hollow pipe is arranged at the upper end of the connecting pipe, a rotary sealing valve is arranged between the L-shaped groove and the hollow pipe, an air hole is formed in the inner side of the hollow pipe, and a brush is arranged on the inner side of the hollow pipe; a third bevel gear meshed with the first bevel gear is mounted on one side of the connecting pipe; and a material conveying pipeline is arranged between the L-shaped groove and the dust collector.

Furthermore, an L-shaped plate is installed at the lower end of the box body, a collecting box is arranged on the L-shaped plate, and electromagnets are installed on the opposite surfaces of the collecting box and the L-shaped plate.

The utility model has the advantages that: through the alternate installation of the rotary sampling mechanism and the closed bolts, a plurality of processing points can be detected, and the use flexibility of the equipment is improved;

the flour can be rapidly sampled, detected and released under the action of the rotating sampling mechanism, so that the detection efficiency is improved while the operation flow is simplified; the detection end of the metal detector can be effectively cleaned under the action of the negative pressure cleaning mechanism, flour residue is avoided, and detection precision is indirectly improved.

Drawings

FIG. 1 is a schematic structural diagram of a device for rapidly detecting heavy metals in flour production according to the present invention;

FIG. 2 is a schematic view of a rotary sampling mechanism;

FIG. 3 is a schematic top view of the transport conduit;

FIG. 4 is a schematic view of a closure bolt;

FIG. 5 is a schematic cross-sectional view of a rotating shaft;

FIG. 6 is a partial schematic view of the negative pressure cleaning mechanism;

in the figure, 1, a metal detector; 2. a vacuum cleaner; 3. a transport pipeline; 4. mounting holes; 5. closing the bolt; 6. a box body; 7. a threaded pipe; 8. a first linear motor; 9. a discharge port; 10. a rotating shaft; 11. a storage tank; 12. a hollow tube; 13. a linear motor II; 14. a fixing frame; 15. a first bearing; 16. a first bevel gear; 17. a first rotating motor; 18. a second bevel gear; 19. a fixed block; 20. an L-shaped slot; 21. a second bearing; 22. a connecting pipe; 23. a rotary seal valve; 24. air holes; 25. a brush; 26. a third bevel gear; 27. a material conveying pipeline; 28. an L-shaped plate; 29. a collection box; 30. an electromagnet.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

The embodiment of the application provides a heavy metal rapid detection device for flour production, please refer to fig. 1-6: the device comprises a metal detector 1, a dust collector 2, a transportation pipeline 3, a mounting hole 4, a sealing bolt 5, a box body 6 and a threaded pipe 7, wherein a linear motor I8 is installed between the metal detector 1 and the box body 6, the box body 6 is fixedly connected with the threaded pipe 7, the threaded pipe 7 is in threaded connection with the mounting hole 4, the mounting hole 4 is formed in one side of the transportation pipeline 3, a discharge hole 9 is formed in the lower surface of the box body 6, a rotary sampling mechanism is installed on the box body 6, and a negative pressure cleaning mechanism is installed on the rotary sampling mechanism;

the rotary sampling mechanism comprises a rotating shaft 10, a rotating part and a translation part, wherein a storage tank 11 is arranged on the rotating shaft 10, the rotating part drives the rotating shaft 10 to rotate for 180 degrees in a reciprocating manner, the storage tank 11 can sample with an opening facing upwards, and flour can be released with the storage tank 11 facing downwards; the translation part drives the rotating shaft 10 to translate, so that the rotating shaft 10 can shuttle in the transportation pipeline 3, and the rotating shaft 10 can seal the threaded pipe 7;

the negative pressure cleaning mechanism comprises a hollow pipe 12 and a transmission assembly, the transmission assembly can drive the hollow pipe 12 to rotate by power generated by rotation of the rotating shaft 10, and the side wall of the hollow pipe 12 is in a hollow state.

The translation part comprises a second linear motor 13 arranged on one side of the box body 6, a fixed frame 14 is arranged at the telescopic end of the second linear motor 13, a first bearing 15 is arranged on the inner ring of the fixed frame 14, a first bearing 15 is arranged on the inner ring of the rotating shaft 10, and the other end of the rotating shaft 10 is inserted into the threaded pipe 7.

The rotating part includes a first bevel gear 16 mounted at one end of the rotating shaft 10, a first rotating motor 17 mounted at a lower end of the fixed frame 14, and a second bevel gear 18 engaged with the first bevel gear 16 mounted at a rotating end of the first rotating motor 17.

The transmission assembly comprises a fixing block 19 arranged at the upper end of the fixing frame 14, an L-shaped groove 20 is formed in the center of the fixing block 19, a second bearing 21 is arranged at the upper end of the fixing block 19, a connecting pipe 22 is arranged on the outer ring of the second bearing 21, the hollow pipe 12 is arranged at the upper end of the connecting pipe 22, a rotary sealing valve 23 is arranged between the L-shaped groove 20 and the hollow pipe 12, an air hole 24 is formed in the inner side of the hollow pipe 12, and a brush 25 is arranged on the inner side of the hollow pipe 12; a third bevel gear 26 meshed with the first bevel gear 16 is arranged on one side of the connecting pipe 22; a material conveying pipeline 27 is arranged between the L-shaped groove 20 and the dust collector 2.

An L-shaped plate 28 is arranged at the lower end of the box body 6, a collecting box 29 is arranged on the L-shaped plate 28, and an electromagnet 30 is arranged on the surface of the collecting box 29 opposite to the L-shaped plate 28.

In the embodiment, an electric appliance of the device is controlled by an external controller, flour can flow in a transport pipeline 3, a sealing bolt 5 and a mounting hole 4 are screwed down when the device is not used, when the flour at the position needs to be detected, the sealing bolt 5 is screwed down manually, a threaded pipe 7 at one side of a box body 6 and the mounting hole 4 are screwed down, and finally the box body 6 is in a vertical state (the state can go down for a long time), as shown in fig. 1, a rotating shaft 10 is contracted in the box body 6 in a normal state, a linear motor II 13 is controlled to extend, a fixing frame 14, a bearing I15 and the rotating shaft 10 can be driven to move to the left side, so that the position of a material storage groove 11 is moved to the transport pipeline 3, after the device is kept still for a certain time, a small amount of flour can be filled in the material storage groove 11, then the linear motor II 13 is controlled to be shortened, the rotating shaft 10 is indirectly driven to reset, a linear motor I8 is controlled to extend, and the linear motor I8 extends to drive a metal detector 1 to move downwards until the detection end of the metal detector 1 extends into the flour, and the detection end of the flour is detected;

after the detection is finished, controlling, wherein the first rotating motor 17 rotates forwards, the first rotating motor 17 drives the second bevel gear 18 to rotate, the second gear 18 drives the first bevel gear 16 to rotate 180 degrees, the opening direction of the storage tank 11 is downward, and the flour falls into the collection box 29 through the discharge port 9 by virtue of the gravity, so that the next detection is facilitated;

when the next detection is carried out, the extension of the linear motor II 13 is controlled, the axis position of the hollow pipe 12 is aligned with the detection end of the metal detector 1 up and down, the rotation of the rotary motor I17 is controlled to enable the storage tank 11 to face upwards, the sampling operation is realized, when the storage tank 11 and the rotating shaft 10 rotate upwards, the bevel gear I16 drives the bevel gear III 26 to rotate, the bevel gear III 26 drives the connecting pipe 22 and the hollow pipe 12 to rotate, the extension of the linear motor I8 is controlled, the linear motor I8 drives the detection end of the metal detector 1 to extend into the hollow pipe 12, a hairbrush on the inner wall of the hollow pipe 12 cleans the metal detector 1, and the dust collector 2 is also controlled to work, the dust collector 2 can generate negative pressure on one side of the air hole 24 through the transmission of the transmission pipeline 27, flour falling from the detection end of the metal detector 1 enters the dust collector 2 through the air hole 24, the cavity of the hollow pipe 12, the rotary sealing valve 23, the L-shaped groove 20 and the transmission pipeline 27, the purpose of cleaning the detection end is realized, and the detection end is reset by controlling the linear motor I8 to reset; the linear motor II 13 shortens and drives the secondary sampling flour to move into the box body 6;

the dust collector 2 can automatically discharge the flour into the L-shaped plate 28, and the collection box 29 can be in a stable state through the action of the electromagnet 30.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

In the description of the present invention, it is to 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", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

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

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are for purposes of illustration only and do not denote a single embodiment.

Claims

1. A heavy metal rapid detection device for flour production comprises a metal detector (1), a dust collector (2), a transportation pipeline (3), a mounting hole (4), a closed bolt (5), a box body (6) and a threaded pipe (7), wherein a linear motor I (8) is installed between the metal detector (1) and the box body (6), the box body (6) is fixedly connected with the threaded pipe (7), the threaded pipe (7) is in threaded connection with the mounting hole (4), the mounting hole (4) is formed in one side of the transportation pipeline (3), a discharge hole (9) is formed in the lower surface of the box body (6), the heavy metal rapid detection device is characterized in that a rotary sampling mechanism is installed on the box body (6), and a negative pressure cleaning mechanism is installed on the rotary sampling mechanism;

the rotary sampling mechanism comprises a rotating shaft (10), a rotating part and a translation part, wherein a storage tank (11) is formed in the rotating shaft (10), the rotating part drives the rotating shaft (10) to rotate for 180 degrees in a reciprocating manner, the storage tank (11) can sample with an upward opening, and flour can be released with the downward opening of the storage tank (11); the translation part drives the rotating shaft (10) to translate, so that the rotating shaft (10) can shuttle in the transportation pipeline (3), and the rotating shaft (10) can seal the threaded pipe (7);

the negative pressure cleaning mechanism comprises a hollow pipe (12) and a transmission assembly, the transmission assembly can drive the hollow pipe (12) to rotate by power generated by rotation of the rotating shaft (10), and the side wall of the hollow pipe (12) is in a hollow state.

2. The device for rapidly detecting the heavy metal in the flour production is characterized in that the translation part comprises a second linear motor (13) arranged on one side of the box body (6), a fixed frame (14) is arranged at the telescopic end of the second linear motor (13), a first bearing (15) is arranged on the inner ring of the fixed frame (14), a rotating shaft (10) is arranged on the inner ring of the first bearing (15), and the other end of the rotating shaft (10) is inserted into the threaded pipe (7).

3. The flour production heavy metal rapid detection device according to claim 2, wherein the rotating part comprises a first bevel gear (16) arranged at one end of the rotating shaft (10), a first rotating motor (17) is arranged at the lower end of the fixing frame (14), and a second bevel gear (18) meshed with the first bevel gear (16) is arranged at the rotating end of the first rotating motor (17).

4. The flour production heavy metal rapid detection device according to claim 3, wherein the transmission assembly comprises a fixing block (19) installed at the upper end of a fixing frame (14), an L-shaped groove (20) is formed in the center of the fixing block (19), a second bearing (21) is installed at the upper end of the fixing block (19), a connecting pipe (22) is installed on the outer ring of the second bearing (21), the hollow pipe (12) is installed at the upper end of the connecting pipe (22), a rotary sealing valve (23) is installed between the L-shaped groove (20) and the hollow pipe (12), an air hole (24) is formed in the inner side of the hollow pipe (12), and a brush (25) is installed on the inner side of the hollow pipe (12); a third bevel gear (26) meshed with the first bevel gear (16) is installed on one side of the connecting pipe (22); a material conveying pipeline (27) is arranged between the L-shaped groove (20) and the dust collector (2).

5. The flour production heavy metal rapid detection device according to any one of claims 1 to 4, wherein an L-shaped plate (28) is mounted at the lower end of the box body (6), a collection box (29) is arranged on the L-shaped plate (28), and an electromagnet (30) is mounted on the opposite surface of the collection box (29) and the L-shaped plate (28).