CN114013906A

CN114013906A - Material particle detector

Info

Publication number: CN114013906A
Application number: CN202111276865.7A
Authority: CN
Inventors: 尹航; 范天铭; 刘斌; 俞仁斌
Original assignee: Jiangsu Famsun Intelligent Technology Co Ltd
Current assignee: Jiangsu Famsun Intelligent Technology Co Ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-02-08
Anticipated expiration: 2041-10-29
Also published as: CN114013906B

Abstract

The invention relates to a material particle detector, comprising: the device comprises a material pipe, wherein one end of the material pipe is opened to form a material inlet for material particles; the conveying device comprises a bearing pipe and a driving unit, wherein the bearing pipe is arranged on the material pipe, a bearing opening used for communicating the material pipe is formed in the bearing pipe, the bearing opening is positioned below the feeding hole, and the driving unit is used for discharging material particles in the bearing pipe; the separation device comprises a separation shell and a separation unit, the separation shell is communicated with the bearing pipe, and the separation unit is used for separating material particles entering the separation shell; the detection device comprises a detection shell and a detection unit, wherein the detection shell is arranged outside the material pipe, the detection shell is communicated with the separation shell, and the detection unit is used for detecting the granularity of material particles in the detection shell; the separation shell can enable the material particles to have a larger distance, the detection accuracy is guaranteed, the separation shell is suitable for crushing the particles of the grains, the quality of the feed raw materials is timely and efficiently monitored on line in real time, and the quality of feed products is controllable.

Description

Material particle detector

Technical Field

The invention relates to the technical field of particle size detection, in particular to a material particle detector.

Background

With the rapid growth of population and the increase of the demand of people for meat and egg food, the feed is widely used as food for animals raised in agriculture or animal husbandry, and the existing feed is mainly prepared by processing more than ten raw materials such as corn, wheat, sorghum, soybean, rapeseed meal, vinasse, cottonseed meal, peanut meal, sunflower seed meal, rice bran, wheat bran, soybean meal and the like.

Compared with other industries, the feed processing industry has the problems of low degree of digitalization, informatization and intellectualization equation, lagged feed product quality control, low comprehensive efficiency (OEE), lagged refined processing technology and the like. One of the main reasons for these problems is: the detection means of the crushed particles of the raw materials is relatively lagged behind, and no timely and efficient means for monitoring the quality of the raw materials of the feed on line in real time exists in the market, whether the powder is qualified or not is judged mainly by the most original methods such as manual pinching, visual observation and the like, and then the parameters of the crushing production process are adjusted, so that the quality monitoring is too dependent on the experience of workers, the quality of the feed product is uncontrollable, and a crushing production system cannot run stably and efficiently for a long time.

Therefore, it is very important to provide a material particle detector for online monitoring of particle size of grain powder.

Disclosure of Invention

Based on this, it is necessary to provide a material particle detector which can realize online monitoring of the particle size of the crushed grains.

The invention provides a material particle detector, which comprises:

the device comprises a material pipe, a material inlet and a material outlet, wherein one end of the material pipe is opened to form a material inlet of material particles;

the conveying device comprises a bearing pipe and a driving unit, the bearing pipe is arranged on the material pipe, a bearing opening used for communicating the material pipe is formed in the bearing pipe, the bearing opening is located below the feeding hole, and the driving unit is used for discharging material particles in the bearing pipe;

the separation device comprises a separation shell and a separation unit, the separation shell is communicated with the adapting pipe, and the separation unit is used for separating material particles entering the separation shell;

the detection device comprises a detection shell and a detection unit, wherein the detection shell is arranged outside the material pipe, the detection shell is communicated with the separation shell, and the detection unit is used for detecting the granularity of material particles in the detection shell.

In the material particle detector, an external material enters a material pipe through a feed inlet, material particles are conveyed to a receiving port through the material pipe, the material particles enter the receiving pipe through the receiving port under the action of gravity, the material particles are discharged from the receiving pipe through a driving unit and enter a separation shell, the material particles are separated in the separation shell, gaps between adjacent material particles are enlarged, the material enters a detection shell in a separation state under the action of gravity, and the detection unit detects the particle size of the material particles in the separation state to detect the quality of the material on line; the distance between material particles can be larger through the separating shell, the accuracy of a visual identification algorithm of the detection unit is ensured, the device is suitable for grain crushing particles with irregular shapes, high oil content and high water content, and is particularly suitable for dozens of materials such as corn, wheat, sorghum, soybean, rapeseed meal, vinasse, cottonseed meal, peanut meal, sunflower seed meal, rice bran, wheat bran, soybean meal and the like commonly used in feed production.

In one embodiment, the driving unit includes a driving member, a supporting seat, and a conveying member, wherein:

the supporting seat comprises a connecting plate and a first through hole, a boss protrudes from the connecting plate, the first through hole is opened on the surface, away from the connecting plate, of the boss and penetrates through the connecting plate, a second through hole is formed in the pipe wall of the material pipe, and the connecting plate is fixed on the inner wall of the material pipe and covers the second through hole;

the bearing pipe is arranged in the material pipe, is inserted into the first through hole and is fixed with the boss;

the driving piece penetrates through the second through hole and is installed on the connecting plate;

the conveying piece is positioned in the bearing pipe and is in transmission connection with an extending shaft of the driving piece.

In one embodiment, the driving unit further includes a coupler disposed in the first through hole, and one end of the coupler is fixedly connected to the protruding shaft of the driving member, and the other end of the coupler is connected to the conveying member.

In one embodiment, the conveying member is a conveying auger or a rectangular spring.

In one embodiment, the separation shell includes a separation seat, the separation seat is a cavity structure with two open ends, and includes a fixed cavity and a separation cavity which are communicated with each other, and a projection of the fixed cavity in the separation cavity falls into a contour of the separation cavity, wherein:

a third through hole is formed in the pipe wall of the material pipe, one end, close to the fixed cavity, of the separating seat is connected to the outer wall of the material pipe in a sealing mode and covers the third through hole, and one end, close to the separating cavity, of the separating seat is connected with the detection device;

the bearing pipe penetrates through the third through hole to be inserted into the fixing cavity and extends to the separation cavity;

the separation unit is mounted on the separation chamber.

In one embodiment, the separation unit comprises a first blowing head, one end of the first blowing head is externally connected with a gas source, and the other end of the first blowing head is installed on the side wall of the separation cavity.

In one embodiment, a plurality of separation holes are formed in a side wall of the separation chamber, the separation unit further includes a blowing ring, a mounting hole and an annular blowing groove are formed in the blowing ring, and:

the blowing ring is sleeved on the outer wall of the separation cavity and is in sealing connection with the separation seat;

the first blowing head is arranged in a mounting hole, the mounting hole is communicated with the blowing groove, and the blowing groove is communicated with the separation hole.

In one embodiment, the plurality of separation holes are located on the same circumference, the radial direction of the circumference where the separation holes are located and the axis of the separation holes form a set included angle to be spirally distributed, and the inner cavity of each separation hole is gradually reduced from outside to inside.

In one embodiment, the separation shell further comprises a control seat, the control seat is a cavity structure with two open ends, and has a large end and a small end, wherein:

the inner space of the control seat gradually decreases from the large end to the small end;

the large end is arranged at one end of the separating seat close to the separating cavity and is sealed with the separating seat;

the small end is arranged on the detection device and sealed with the detection device.

In one embodiment, the material particle detector further includes a material guiding device, the material guiding device includes a material guiding pipe and a second blowing head, wherein:

the material guide pipe is of a tubular structure with two open ends and is provided with a first end and a second end, a material guide opening is formed in the pipe wall of the material guide pipe close to the first end, and the small end is hermetically connected with the material guide pipe and covers the material guide opening;

the second blowing head is arranged at the first end, the first end is positioned at one side of the second end close to the feed inlet, and the second end is communicated with the detection device.

In one embodiment, the detection unit comprises a camera, two detection panels, and a light source generator, wherein:

the detection shell is arranged on the outer wall of the material pipe through a supporting plate, and a detection cavity is formed inside the detection shell;

the two detection panels are arranged on two opposite side walls of the detection cavity;

the camera is arranged on the supporting plate through a first support, and the camera shooting end of the camera is over against any one detection panel and faces the detection cavity;

the light source generator is arranged on the supporting plate through a second bracket and is positioned on one side of the other detection panel far away from the camera.

In one embodiment, the material particle detector further includes a material returning device, and the material returning device includes a material returning shell, a material returning pipe, and a third blowing head, wherein:

the feed back shell is arranged on the material pipe and is positioned on one side, away from the feed inlet, of the detection shell, a feed back cavity is formed inside the feed back shell, and the feed back cavity is communicated with the detection shell and the feed back pipe;

one end of the material return pipe is communicated with the material pipe, and the other end of the material return pipe is provided with the third blowing head.

Drawings

FIG. 1 is a schematic structural diagram of a material particle detector according to the present invention;

FIG. 2 is a cross-sectional view of a material particle detector in accordance with the present invention;

FIG. 3 is a cross-sectional view of a support base of the particle detector of the present invention;

FIG. 4 is an enlarged schematic view of the material particle detector of FIG. 1 at position A;

FIG. 5 is a schematic structural diagram of a blowing ring in the material particle detector according to the present invention;

FIG. 6 is a sectional view of a module consisting of a separation cavity and a blowing ring of the material particle detector in FIG. 1 at the position of a separation hole.

Reference numerals:

10. a material particle detector;

100. a material pipe; 110. a feed inlet;

200. a conveying device; 210. a bearing pipe; 211. a socket; 220. a drive unit; 221. a drive member; 222. a supporting seat; 2221. a connecting plate; 2222. a first through hole; 223. a conveying member; 224. a coupling;

300. a separation device; 310. separating the shell; 311. a separating seat; 3111. a fixed cavity; 3112. a separation chamber; 3113. a separation well; 312. a control seat; 3121. a large end; 3122. a small end; 320. a separation unit; 321. a first blowing head; 322. a blowing ring; 3221. mounting holes; 3222. a blowing groove;

400. a detection device; 410. detecting the shell; 411. a detection chamber; 420. a detection unit; 421. a camera; 422. detecting a panel; 423. a light source generator; 430. a support plate; 440. a first bracket; 450. a second bracket;

500. a material guiding device; 510. a material guide pipe; 511. a first end; 512. a second end; 513. a material guide port; 520. a second blowing head;

600. a material returning device; 610. a feed back shell; 611. a material return cavity; 620. a material return pipe; 630. and a third blowing head.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

The technical scheme provided by the embodiment of the invention is described below by combining the accompanying drawings.

As shown in fig. 1 and 2, the present invention provides a material particle detector 10, wherein the material particle detector 10 is used for online monitoring of particle size of crushed grains of grains, and can be used in cooperation with a device to be detected, such as a particle production device, such as a crusher, a bulking machine, etc., to be connected to a feed production system. The material particle detector 10 includes a material pipe 100, a conveying device 200, a separating device 300, and a detecting device 400, wherein:

one end of the material pipe 100 is provided with an opening, the opening forms a material inlet 110 for material particles, and the material inlet 110 is connected with a material outlet of particle production equipment such as a pulverizer and a bulking machine.

The conveying device 200 includes a receiving tube 210 and a driving unit 220, the receiving tube 210 and the driving unit 220 are respectively installed on the material tube 100, the receiving tube 210 is opened with a receiving opening 211, the receiving opening 211 is located below the feeding port 110, and the receiving opening 211 is communicated with the material tube 100, so that the material particles enter the receiving opening 211 from the feeding port 110 through the action of gravity, and the driving unit 220 is used for discharging the material particles in the receiving tube 210.

The separating device 300 includes a separating shell 310 and a separating unit 320, the separating shell 310 and the separating unit 320 are respectively installed outside the material pipe 100, the separating shell 310 is communicated with the adapting pipe 210, the separating unit 320 is used for separating material particles entering the separating shell 310, when the separating device is specifically configured, the driving unit 220 and the separating shell 310 are respectively located at two sides of the adapting pipe 210, and the driving unit 220 conveys the material particles from one side of the adapting pipe 210 to the other side of the adapting pipe 210 to enter the separating shell 310.

The detection device 400 comprises a detection shell 410 and a detection unit 420, the detection shell 410 and the detection unit 420 are respectively installed outside the material pipe 100, the detection shell 410 is communicated with one end of the separation shell 310, which is far away from the feed port 110, so that material particles enter the detection shell 410 from the separation shell 310 under the action of gravity, and the detection unit 420 is used for detecting the particle size of the material particles in the detection shell 410.

In the material particle detector 10, an external material enters the material pipe 100 through the material inlet 110, material particles are conveyed to the receiving port 211 through the material pipe 100, the material particles enter the receiving pipe 210 through the receiving port 211 under the action of gravity, and are discharged out of the receiving pipe 210 through the driving unit 220 to enter the separation shell 310, the material particles are separated in the separation shell 310, gaps between adjacent material particles are increased, the material enters the detection shell 410 in a separation state under the action of gravity, and the detection unit 420 detects the particle size of the material particles in the separation state to detect the quality of the material on line; due to the fact that the separation shell 310 can enable the material particles to have a large distance, accuracy of a visual recognition algorithm of the detection unit 420 is guaranteed, the device is suitable for grain crushing particles with irregular shapes, high oil content and high water content, and is particularly suitable for dozens of materials such as corn, wheat, sorghum, soybean, rapeseed meal, vinasse, cottonseed meal, peanut meal, sunflower seed meal, rice bran, wheat bran and soybean meal which are commonly used in feed production.

The driving unit 220 has various structural forms, as shown in fig. 2 and 3, in a preferred embodiment, the driving unit 220 includes a driving member 221, a supporting seat 222 and a conveying member 223, wherein:

the supporting seat 222 includes a connecting plate 2221 and a first through hole 2222, the connecting plate 2221 has a protruding boss, the first through hole 2222 is opened on the surface of the protruding boss far from the connecting plate 2221, the first through hole 2222 penetrates through the connecting plate 2221, the tube wall of the material tube 100 is provided with a second through hole, the connecting plate 2221 is fixed on the inner wall of the material tube 100, and the connecting plate 2221 is covered on the second through hole; when the structure is specifically arranged, the connecting plate 2221 and the boss are of an integrated structure and are prepared through processes of injection molding, casting and the like, the connecting plate 2221 and the boss can also be of a split structure, and the connecting plate 2221 and the boss can be connected into a whole through processes of welding, gluing and the like; the connecting plate 2221 and the material pipe 100 are fixed into a whole through screws and nuts, and the connecting plate 2221 and the material pipe 100 can also be fixed into a whole through processes such as welding, gluing and the like; the first through hole 2222 may be a stepped hole, and a large hole end of the first through hole 2222 is close to the feeding pipe 100 and a small hole end of the first through hole 2222 is far from the feeding pipe 100.

The adapting pipe 210 is arranged in the material pipe 100, the adapting pipe 210 is inserted into the first through hole 2222, and the adapting pipe 210 is fixed with the boss; in specific setting, the adapting pipe 210 is inserted into the small hole end of the first through hole 2222, and the adapting pipe 210 and the boss are fixedly connected by means of screws, bolts and the like, although the fixing connection manner between the adapting pipe 210 and the boss is not limited thereto; the socket 210 is a tubular structure with two open ends, the socket 211 is open on the side wall of the socket 210 facing the feed inlet 110, the socket 211 penetrates through the side wall of the socket 210, the socket 211 is located right below the feed inlet 110 so as to facilitate the material to enter the feed inlet 110, and the socket 211 is close to the separation device 300 in order to shorten the moving stroke of the conveying element 223.

The driving member 221 passes through the second through hole, and the driving member 221 is mounted on the connection plate 2221; in a specific arrangement, the driving member 221 may be a servo motor, an air cylinder, or other structural members; the driving member 221 is located outside the material pipe 100, and the driving member 221 and the connecting plate 2221 are fixedly connected by screws, bolts, etc., though the fixing connection manner between the driving member 221 and the connecting plate 2221 is not limited thereto.

The conveying part 223 is positioned in the bearing pipe 210, and the conveying part 223 is in transmission connection with the extending shaft of the driving part 221; in a specific arrangement, the extension shafts of the conveying member 223 and the driving member 221 are located in the large hole end of the first through hole 2222, and are in transmission connection.

In the above material particle detecting apparatus 10, the material particles enter the receiving pipe 210 through the receiving opening 211 under the action of gravity, the driving member 221 acts, the extending shaft of the driving member 221 drives the conveying member 223 to act, and the conveying member 223 drives the material particles in the receiving pipe 210 to be discharged out of the receiving pipe 210 and enter the separating shell 310, so that the material particles can be discharged out of the receiving pipe 210 relatively simply and conveniently by limiting the driving unit 220 to include the driving member 221, the supporting seat 222 and the conveying member 223. In a specific configuration, the driving unit 220 is not limited to the driving member 221, the supporting seat 222 and the conveying member 223, and may be in other configurations, for example, the driving unit 220 may be a pneumatic blowing mechanism installed at one end of the receiving pipe 210, and the material in the receiving pipe 210 may be blown to the separating shell 310 by compressed air, or the material may be carried to the separating shell 310 by a movable device such as a small conveyer belt.

As shown in fig. 2, the driving unit 220 further includes a coupler 224, the coupler 224 is disposed in the first through hole 2222, and one end of the coupler 224 is fixedly connected to the protruding shaft of the driving member 221, and the other end of the coupler 224 is connected to the conveying member 223; in specific setting, one end of the coupler 224 and the protruding shaft of the driving member 221 may be fixedly connected by a screw, and the other end of the coupler 224 and the conveying member 223 are welded, but the connection mode between the protruding shaft of the driving member 221 of the coupler 224 and the conveying member 223 is not limited to this, and other modes that can meet the requirements, such as a snap connection, a concave-convex fit, etc., may also be used; in the material particle detector 10, the driving member 221 acts, the protruding shaft of the driving member 221 drives the coupling 224 to move, and the coupling 224 drives the conveying member 223 to move along with the protruding shaft, so that the conveying member 223 and the protruding shaft of the driving member 221 can be conveniently connected in a transmission manner.

The structure of the conveying member 223 is various, and more specifically, the conveying member 223 may be a conveying auger or a rectangular spring, and of course, the structure of the conveying member 223 is not limited thereto, and may also be other structural members capable of realizing the conveying function; when the device is specifically arranged, the conveying member 223 is a rectangular spring, one end of the rectangular spring is welded with the coupling 224, the coupling 224 can adopt a sleeve with an opening at one end, one end of the opening of the sleeve is fixedly connected to the extending shaft of the driving member 221, and the other end of the sleeve is connected with the rectangular spring; in the above material particle detecting apparatus 10, the driving member 221 is actuated, the protruding shaft of the driving member 221 drives the coupling 224 to move, the coupling 224 drives the rectangular spring to move, and the rectangular spring pushes the material particles in the receiving pipe 210 to move, so as to discharge the material particles out of the receiving pipe 210.

The structure of the separation housing 310 has various forms, and in a preferred embodiment, as shown in fig. 1 and 4, the separation housing 310 includes a separation seat 311, the separation seat 311 is a cavity structure with two open ends, the separation seat 311 includes a fixed cavity 3111 and a separation cavity 3112, the fixed cavity 3111 is communicated with the separation cavity 3112, and a projection of the fixed cavity 3111 on the separation cavity 3112 falls within the contour of the separation cavity 3112, wherein:

a third through hole is formed in the pipe wall of the material pipe 100, one end, close to the fixed cavity 3111, of the separation seat 311 is hermetically connected to the outer wall of the material pipe 100, the separation seat 311 covers the third through hole, and one end, close to the separation cavity 3112, of the separation seat 311 is connected with the detection device 400; in a specific arrangement, the separation seat 311 and the material tube 100 are fixedly connected through a screw, or other structural members, of course, the fixing connection manner between the separation seat 311 and the material tube 100 is not limited thereto, and a sealing ring is disposed on the third through hole to seal the separation seat 311 and the material tube 100 when the separation seat 311 and the material tube 100 are fixedly connected.

The socket pipe 100 is inserted into the fixing chamber 3111 through the third through hole, and the socket pipe 100 extends to the separation chamber 3112 so that the material particles can fall into the separation chamber 3112.

The separation unit 320 is mounted on the separation chamber 3112; in particular arrangements, the separation unit 320 may be mounted on an inner wall of the separation chamber 3112 and the separation unit 320 may be inserted into the separation chamber 3112 through a sidewall of the separation chamber 3112.

In the material particle detector 10, the material is discharged out of the receiving pipe 210 through the driving unit 220 and enters the separation shell 310, and the material particles are separated in the separation shell 310 by the separation unit 320, so that the gap between the adjacent material particles is increased. The projection of the fixed cavity 3111 onto the separation cavity 3112 is defined to fall within the profile of the separation cavity 3112 to facilitate the fall of material from the receiving tube 210 into the separation cavity 3112. When specifically setting up, fixed chamber 3111 and separation chamber 3112 can formula structure as an organic whole, through blow molding or casting process preparation, fixed chamber 3111 and separation chamber 3112 still can be for split type structure, and technological connections such as threaded connection, buckle connection, unsmooth cooperation are as an organic whole to set up the sealing washer between fixed chamber 3111 and the separation chamber 3112, in order to realize the sealing connection of fixed chamber 3111 and separation chamber 3112.

The separation unit 320 has various structural forms, and specifically, as shown in fig. 4, the separation unit 320 includes a first blowing head 321, one end of the first blowing head 321 is externally connected with a gas source, and the other end of the first blowing head 321 is installed on a side wall of the separation chamber 3112; in the above-mentioned material particle detector 10, the material particles enter the separation shell 310, the gas of the gas source enters the first blowing head 321, the first blowing head 321 starts to blow gas, the gas flow enters the separation cavity 3112 through the separation hole 3113, and the gas flow blows away the material, so that the material particles can be separated conveniently and rapidly.

In order to facilitate the installation of the separation unit 320, more specifically, as shown in fig. 4 and 5, a plurality of separation holes 3113 are formed on a sidewall of the separation cavity 3112, the separation unit 320 further includes a blowing ring 322, the blowing ring 322 is provided with installation holes 3221 and an annular blowing groove 3222, when the separation unit is specifically configured, the number of the separation holes 3113 may be two, three, four or more, and the separation holes 3113 are uniformly distributed on the sidewall of the separation cavity 3112 to ensure that the material is uniformly dispersed. Wherein:

the blowing ring 322 is sleeved on the outer wall of the separation cavity 3112, and the blowing ring 322 is hermetically connected with the separation seat 311; when the injection ring 322 and the separation seat 311 are arranged specifically, the injection ring 322 and the separation seat 311 are connected into a whole through processes such as threaded connection, buckling connection and concave-convex matching, and a sealing ring is arranged between the injection ring 322 and the separation seat 311 so as to realize the sealing connection between the injection ring 322 and the separation seat 311.

The first blowing head 321 is disposed in the mounting hole 3221, the mounting hole 3221 is communicated with the blowing groove 3222, and the blowing groove 3222 is communicated with the separation hole 3113, so that the mounting hole 3221, the blowing groove 3222, and the separation hole 3113 are communicated, and after being ejected through the first blowing head 312, the gas enters the separation cavity 3112 through the mounting hole 3221, the blowing groove 3222, and the separation hole 3113.

In the above material particle detector 10, the blowing ring 322 is sleeved on the outer wall of the separation cavity 3112, and the first blowing head 321 is installed in the installation hole 3221, so that the installation of the separation unit 320 can be conveniently realized. And jetting ring 322 and separation seat 311 sealing connection, first blowing head 321 gas injection, the air current can only enter into the separation chamber 3112 through mounting hole 3221, jetting groove 3222, separation hole 3113 in to guarantee the separation effect, and can break up the material granule that enters into in the separation chamber 3112 through above-mentioned diversified separation hole 3113, and it is better to break up the degree of consistency.

In order to improve the scattering effect, specifically, as shown in fig. 6, the separation holes 3113 are located on the same circumference, the radial direction of the circumference where the separation holes 3113 are located and the axis of the separation holes 3113 form a set included angle to be spirally distributed, the inner cavity of the separation holes 3113 is gradually reduced from outside to inside, and the separation holes 3113 are spirally distributed, so that the gas ejected from the separation holes 3113 can adhere to the inner wall of the separation cavity 3112 and gradually form a spiral airflow, the material can be driven to advance, and the separation holes 3113 are provided with gradually reduced blowing ends, the introduced airflow can be gradually gathered into a bundle, and the scattering capability is stronger.

Specifically, as shown in fig. 1 and 4, the separation shell 310 further includes a control seat 312, the control seat 312 is a cavity structure with two open ends and has a large end 3121 and a small end 3122, wherein:

the inner space of the control knob 312 is gradually reduced from the large end 3121 toward the small end 3122.

The large end 3121 is installed at one end of the separation seat 311 near the separation cavity 3112, and the large end 3121 is sealed with the separation seat 311; when specifically setting up, connect as an organic wholely through technologies such as threaded connection, buckle connection, unsmooth cooperation between main aspects 3121 and the separation chamber 3112 to set up the sealing washer between main aspects 3121 and the separation chamber 3112, in order to realize the sealing connection of main aspects 3121 and separation chamber 3112.

The small end 3122 is installed on the detection device 400, and the small end 3122 is sealed with the detection device 400; when specifically setting up, connect as an organic wholely through technologies such as threaded connection, buckle connection, unsmooth cooperation between tip 3122 and detection device 400 to set up the sealing washer between tip 3122 and the detection device 400, with realize the sealing connection of tip 3122 and detection device 400.

In the above material particle detector 10, the inner space of the control seat 312 is gradually reduced from the large end 3121 to the small end 3122, so as to control the particles entering the detection shell 410 to be in a dispersed and less state, which is more convenient for the detection unit 420 to capture the particles, so as to adapt to the situation that the detection unit 420 such as the industrial camera 421 on the market can only capture the object under the condition of relatively less material for performing the particle size analysis, and if the material is piled up or the material discharge amount is very large, the next particle size analysis is difficult to be performed on the captured material information at this time.

In order to make the material particles fall into the detecting shell 410 more orderly, as shown in fig. 1 and fig. 2, more specifically, the material particle detecting apparatus 10 further includes a material guiding device 500, the material guiding device 500 includes a material guiding pipe 510 and a second blowing head 520, wherein:

the material guiding pipe 510 is a tubular structure with two open ends, the material guiding pipe 510 has a first end 511 and a second end 512, a material guiding opening 513 is formed on the pipe wall of the material guiding pipe 510 close to the first end 511, the small end 3122 is hermetically connected with the material guiding pipe 510, and the small end 3122 is covered on the material guiding opening 513; when the device is specifically arranged, the small end 3122 and the material guide pipe 510 are connected into a whole through processes such as threaded connection, buckling connection, concave-convex matching and the like, and a sealing ring is arranged between the small end 3122 and the material guide pipe 510 so as to realize the sealing connection of the small end 3122 and the material guide pipe 510.

The second blowing head 520 is installed at the first end 511, the first end 511 is located at the side of the second end 512 close to the feeding port 110, and the second end 512 is communicated with the detecting device 400.

In the material particle detecting apparatus 10, the material particles enter the material guiding pipe 510 through the material guiding opening 513 via the small end 3122 of the control seat 312, and the air blown out via the second blowing head 520 is further dispersed, so that the material particles are further dispersed from the first end 511 to the second end 512, and thus the material particles can fall into the detecting shell 410 more orderly.

The detecting unit 420 has a plurality of structural forms, and in a preferred embodiment, as shown in fig. 1 and fig. 2, the detecting unit 420 includes a camera 421, two detecting panels 422, and a light source generator 423, wherein:

the detection shell 410 is installed on the outer wall of the material pipe 100 through a support plate 430, and a detection cavity 411 is formed inside the detection shell 410; when specifically setting up, backup pad 430 is L type structure, and backup pad 430 has looks vertically first plate body and second plate body, and the laminating of first plate body is on the outer wall of material pipe 100 to realize backup pad 430 and material pipe 100's fixed through modes such as threaded connection, cementation, buckle connection, the second plate body is used for supporting detection shell 410, and detection shell 410 passes through modes such as threaded connection, cementation, buckle connection and fixes on the second plate body.

Two detection panels 422 are installed on two opposite side walls of the detection chamber 411; when specifically setting up, the transparent panel of detection panel 422, a detection panel 422 pass through modes such as threaded connection, gluing, buckle connection and fix on a lateral wall of detecting chamber 411, and another detection panel 422 passes through modes such as threaded connection, gluing, buckle connection and fix on another lateral wall of detecting chamber 411 to two detection panels 422 set up relatively.

The camera 421 is mounted on the supporting plate 430 through the first bracket 440, and the image pickup end of the camera 421 faces any one of the detection panels 422 and faces the detection cavity 411; when specifically setting up, first support 440 installs on backup pad 430 through modes such as threaded connection, cementation, buckle connection, and camera 421 installs on first support 440 through modes such as threaded connection, cementation, buckle connection.

The light source generator 423 is mounted on the support plate 430 through the second bracket 450, and the light source generator 423 is located on a side of the other detection panel 422 away from the camera 421; when the LED lamp is specifically arranged, the light source generator 423 can directly use the LED lamp, the second bracket 450 is installed on the supporting plate 430 through a threaded connection mode, a cementing mode, a buckling connection mode and the like, and the light source generator 423 is installed on the second bracket 450 through a threaded connection mode, a cementing mode, a buckling connection mode and the like.

In the above material particle detector 10, the light generated by the light source generator 423 enters the detection cavity 411 through the detection panel 422 to illuminate the material particles in the detection cavity 411, the camera 421 correspondingly shoots the material particles in the detection cavity 411 through another detection panel 422, and transmits the shooting effect to the analysis system to perform the next analysis, so as to conveniently acquire the particle size information of the material particles.

In order to facilitate the recycling of the material particles, in a preferred embodiment, as shown in fig. 1 and fig. 2, the material particle detector 10 further includes a material returning device 600, and the material returning device 600 includes a material returning shell 610, a material returning pipe 620, and a third blowing head 630, wherein:

the feed back shell 610 is installed on the material pipe 100, the feed back shell 610 is located on one side, away from the feeding port 110, of the detection shell 410, a feed back cavity 611 is formed inside the feed back shell 610, and the feed back cavity 611 is respectively communicated with the detection shell 410 and the feed back pipe 620; in a specific arrangement, the feed back shell 610 is mounted on the support plate 430 by a threaded connection, a snap connection, or the like.

One end of the feed back pipe 620 is communicated with the pipe 100, and the other end of the feed back pipe 620 is provided with a third blowing head 630.

In the material particle detector 10, the material passing through the detection cavity 411 falls into the material return shell 610, and continues to fall into the material return pipe 620 under the action of gravity, and is blown into the material pipe 100 through the third blowing head 630, so as to realize the backflow of the material. In a specific arrangement, the manner of conveying the material falling into the material return pipe 620 to the material pipe 100 is not limited to the third blowing head 630, and may be other structural forms capable of realizing the conveying effect, such as an auger.

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 express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A material particle detector, comprising:

2. The material particle detector as set forth in claim 1, wherein the drive unit includes a drive member, a support base, and a transport member, wherein:

3. The material particle detector as claimed in claim 2, wherein the driving unit further comprises a coupling disposed in the first through hole, and one end of the coupling is fixedly connected to the protruding shaft of the driving member, and the other end of the coupling is connected to the conveying member.

4. The material particle detector as claimed in claim 3, wherein the conveyor is a conveyor auger or a rectangular spring.

5. The material particle detector as claimed in claim 1, wherein the separation shell includes a separation seat, the separation seat is a cavity structure with two open ends, and includes a fixed cavity and a separation cavity which are communicated with each other, and a projection of the fixed cavity in the separation cavity falls into a contour of the separation cavity, wherein:

the separation unit is mounted on the separation chamber.

6. The material particle detector as claimed in claim 5, wherein the separation unit comprises a first blowing head, one end of the first blowing head is externally connected with a gas source, and the other end of the first blowing head is installed on the side wall of the separation chamber.

7. The material particle detector of claim 6, wherein a plurality of separation holes are formed in a side wall of the separation cavity, the separation unit further comprises a blowing ring, and a mounting hole and an annular blowing groove are formed in the blowing ring, wherein:

8. The material particle detector as claimed in claim 5, wherein the plurality of separation holes are located on the same circumference, the radial direction of the circumference and the axis of the separation holes are arranged at an included angle to form a spiral distribution, and the inner cavity of the separation holes is gradually reduced from outside to inside.

9. The material particle detector as claimed in claim 5, wherein the separation shell further comprises a control seat, the control seat is a cavity structure with two open ends, and has a large end and a small end, wherein:

10. The material particle detector as claimed in claim 9, further comprising a material guiding device, wherein the material guiding device comprises a material guiding pipe and a second blowing head, and wherein:

11. The material particle detector as claimed in claim 1, wherein the detection unit comprises a camera, two detection panels, a light source generator, wherein:

12. The material particle detector of claim 1, further comprising a feed back device, the feed back device comprising a feed back shell, a feed back pipe, and a third blowing head, wherein: