CN112827808A - Food safety inspection of gradable screening is with heavy metal granule device that sieves - Google Patents

Food safety inspection of gradable screening is with heavy metal granule device that sieves Download PDF

Info

Publication number
CN112827808A
CN112827808A CN202011631519.1A CN202011631519A CN112827808A CN 112827808 A CN112827808 A CN 112827808A CN 202011631519 A CN202011631519 A CN 202011631519A CN 112827808 A CN112827808 A CN 112827808A
Authority
CN
China
Prior art keywords
screening
box
fixedly connected
heavy metal
food safety
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011631519.1A
Other languages
Chinese (zh)
Inventor
刘术军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changsha Transport Control Automation Technology Co ltd
Original Assignee
Changsha Transport Control Automation Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changsha Transport Control Automation Technology Co ltd filed Critical Changsha Transport Control Automation Technology Co ltd
Priority to CN202011631519.1A priority Critical patent/CN112827808A/en
Publication of CN112827808A publication Critical patent/CN112827808A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B2201/00Details applicable to machines for screening using sieves or gratings
    • B07B2201/04Multiple deck screening devices comprising one or more superimposed screens

Abstract

The invention provides a screening device of heavy metal particles for food safety detection, which can be screened in a grading way, and comprises: a base plate; the collecting assembly is fixedly connected to the left side of the top of the bottom plate; the screening assembly is fixedly connected to the right side of the top of the bottom plate and comprises a supporting column, the bottom of the supporting column is fixedly connected with the right side of the top of the bottom plate, and the top of the supporting column is fixedly connected with a driving box; and the feeding assembly is arranged on the left side of the top of the screening assembly. The heavy metal particle screening device for food safety detection capable of screening in a grading mode provided by the invention has the advantages that the speed of materials entering the screening box can be adjusted by the aid of the feeding assembly, the screening effect is prevented from being influenced due to the fact that screening plates cannot screen timely due to the fact that the materials enter too fast, the screening assembly carries out multistage screening by the aid of two screening modes, screening results are guaranteed, and screening speed is accelerated.

Description

Food safety inspection of gradable screening is with heavy metal granule device that sieves
Technical Field
The invention relates to the field of screening, in particular to a heavy metal particle screening device for food safety detection, which can be screened in a grading manner.
Background
The sieving is a method for separating particle groups according to the particle size, specific gravity, electric charge, magnetism and other powder properties, the operation of dividing mixed materials with different particle sizes into various particle size grades by using a perforated sieve surface is called sieving, and the aim of classified sieving can be achieved by matching a plurality of sieve surfaces.
When the existing heavy metal particle screening device for food safety detection capable of screening in grades is used for screening in multiple stages, most of heavy metal particles are only screened in a single screening mode, the screening frequency is increased, the screening mode is not changed, and the screening precision speed is limited to a certain extent.
Therefore, it is necessary to provide a sifting device for sifting heavy metal particles for food safety inspection, which can be sifted in grades, to solve the above technical problems.
Disclosure of Invention
The invention provides a screening device for heavy metal particles for food safety detection, which can be used for screening in a grading manner and solves the problem that the screening frequency is increased only by a single screening mode in the conventional screening device for heavy metal particles for food safety detection in a grading manner.
In order to solve the technical problem, the invention provides a heavy metal particle sieving device for food safety detection, which can be screened in a grading manner, and comprises: a base plate;
the collecting assembly is fixedly connected to the left side of the top of the bottom plate;
the screening assembly is fixedly connected to the right side of the top of the bottom plate and comprises a support column, the bottom of the support column is fixedly connected with the right side of the top of the bottom plate, the top of the support column is fixedly connected with a driving box, the left side of the driving box is fixedly connected with a screening box, the bottom of the inner wall of the driving box is fixedly connected with a driving motor, and the top of an output shaft of the driving motor is fixedly connected with a rotating shaft; the surface of the rotating shaft is fixedly connected with three cams, three sub-sieve plates are arranged between the tops of the two sides of the inner wall of the sub-sieve box, the right sides of the three sub-sieve plates sequentially penetrate through the top of the right side of the inner wall of the sub-sieve box and the top of the left side of the driving box and extend into the driving box, the right sides of the three sub-sieve plates are fixedly connected with push plates, and reset springs are sleeved on the surfaces of the three sub-sieve plates and in the driving box; the driving motor comprises a fixed base, the fixed base comprises a groove and a positioning rod connected to the outer surface of the upper end of the groove, a fastening nut is arranged on the outer surface of the positioning rod, a buffer spring is arranged on the outer surface of the lower end of the groove, an elastic protection pad is arranged on the inner surface of the lower end of the groove, an installation seat is arranged at the upper end of the fixed base, and a driving motor body is arranged at the upper end of the installation seat;
the feeding assembly is arranged on the left side of the top of the screening assembly; the feeding subassembly includes the feeding case, the bottom of feeding case and the left side intercommunication at branch sieve subassembly top, the left side fixedly connected with regulating box of feeding case, the left side fixedly connected with threaded rod of regulating box inner wall, the right-hand member of threaded rod runs through the left side of regulating box and extends to the inside of regulating box.
Preferably, the recess runs through in unable adjustment base's upper end surface, be connected through welded fastening between locating lever and the recess, the quantity of locating lever is four groups, the locating lever is the array and arranges, be threaded connection between fastening nut and the locating lever, buffer spring overlaps the surface at the locating lever, and be sliding connection between the locating lever, be fixed connection between elasticity protection pad and the recess, elasticity protection pad is made by elastic rubber.
Preferably, the bottom of the inner wall of the screening box is fixedly connected with a rotating motor, the top of an output shaft of the rotating motor is fixedly connected with a screening plate, and guide plates are fixedly connected to two sides of the top of the screening plate.
Preferably, the collecting assembly comprises a collecting box, the bottom of the collecting box is fixedly connected with the left side of the top of the bottom plate, the front of the collecting box is rotatably connected with a box door, and the right side of the front of the box door is fixedly connected with a handle.
Preferably, the double-layer glass plate is installed on the left side of the front face of the box door, and the two sides of the top of the collecting box are communicated with the material conveying pipes.
Preferably, the right-hand member of threaded rod rotates and is connected with the swash plate, the right side of swash plate runs through the left side of feeding case and extends to the inside of feeding case, the top intercommunication of feeding case has the feeder hopper.
Preferably, unable adjustment base's preceding, rear end surface all are provided with the kelly, the kelly runs through unable adjustment base's surface and extends to the inside of mount pad, four groups are no less than to the quantity of kelly, the kelly is the array and arranges, the spacing groove has been seted up to the upper end surface of kelly, unable adjustment base's upper end surface corresponds spacing groove department and is provided with the gag lever post, the gag lever post runs through unable adjustment base's upper end surface to extend to the spacing inslot portion, the gag lever post coincide with the shape of spacing groove.
Preferably, the outer surface of the upper end of the mounting seat is provided with positioning holes, the positioning holes penetrate through the surface of the mounting seat, the number of the positioning holes is four, the positioning holes are arranged in an array, the positioning holes correspond to the positioning rods in a corresponding manner, the outer surfaces of the front end and the rear end of the mounting seat are provided with clamping grooves, the clamping grooves correspond to the clamping rods, and the clamping grooves are matched with the clamping rods in shape.
Preferably, the driving motor body is fixedly connected with the mounting seat through welding, and the mounting seat is movably connected with the fixed base.
Compared with the related art, the screening device for the heavy metal particles for food safety detection, which is provided by the invention, has the following beneficial effects:
1. the invention provides a heavy metal particle sieving device for food safety detection capable of realizing graded sieving, which adopts a feeding assembly to adjust the speed of a material entering a sieving box, prevents a sieving plate from being untimely in sieving due to too fast material entering and influences the sieving effect, and a threaded rod rotates to drive the position of an inclined plate and adjust the speed of the material entering the sieving box.
2. This device adopts and divides the sieve subassembly to use two kinds of screening methods to carry out multistage screening, the result of guarantee screening, the speed of screening with higher speed, divide the reciprocal linear motion screening material of sieve plate, divide the rotatory screening material cooperation of sieve commentaries on classics board to improve screening efficiency and precision, and still adopt the speed that the adjustable material of feeding subassembly got into the branch sieve case, it is not timely to prevent to lead to dividing the sieve plate to divide the sieve because the material gets into too fast, influence the effect of screening, divide the sieve subassembly to use two kinds of screening methods to carry out multistage screening, the result of guarantee screening, the speed of screening with higher speed.
3. The invention adopts a special driving motor in a targeted manner, thereby solving the problems that the matching degree of a common motor is low and the optimal power output is difficult to realize, the driving motor is provided with a fixed base and a mounting seat, the mounting seat and a driving motor body are placed in a groove on the surface of the fixed base by utilizing a positioning hole on the surface of the mounting seat and a positioning rod on the surface of the fixed base, then a clamping rod is inserted into the mounting seat through a clamping groove, so that the mounting seat and the driving motor body are fixed, then a limiting rod is inserted into the fixed base, the clamping rod is rotated, so that a limiting groove on the surface of the clamping rod is aligned with the limiting rod, the end surface of the limiting rod falls into the limiting groove, the clamping rod is clamped firmly, the clamping rod is prevented from falling off from the fixed base, the mounting and dismounting of the driving motor can be convenient by utilizing the matching between the clamping rod and the limiting rod, and the, through being provided with buffer spring and elasticity protection pad, utilize buffer spring and elasticity protection pad, at driving motor operation in-process, can be fast, the effectual vibrations that absorb driving motor and produce, can prevent that driving motor high frequency vibration for a long time from influencing driving motor performance to can prolong driving motor life.
Drawings
FIG. 1 is a schematic structural diagram of a heavy metal particle screening device for food safety inspection according to a preferred embodiment of the present invention;
FIG. 2 is a schematic top view of the construction of the sizing plate shown in FIG. 1;
FIG. 3 is a schematic view of the overall structure of the driving motor according to the present invention;
FIG. 4 is a schematic structural diagram of a fixing base of the driving motor of the present invention;
FIG. 5 is a partial structural view of a driving motor according to the present invention;
fig. 6 is a sectional view of a driving motor in the present invention.
Reference numbers in the figures: 1. a base plate; 2. a collection assembly; 21. a collection box; 22. a box door; 23. a grip; 24. a double-layer glass plate; 25. a delivery pipe; 3. a screening assembly; 31. a support pillar; 32. a drive box; 33. a screening box; 34. a drive motor; 35. a rotating shaft; 36. a cam; 37. separating the sieve plate; 38. pushing the plate; 39. a return spring; 310. a rotating electric machine; 311. screening and rotating the plates; 312. a baffle; 4. a feed assembly; 41. a feeding box; 42. an adjusting box; 43. a threaded rod; 44. a sloping plate; 45. a feed hopper; 51. a fixed base; 52. a groove; 53. positioning a rod; 54. fastening a nut; 55. a buffer spring; 56. an elastic protection pad; 57. a clamping rod; 58. a limiting groove; 59. a limiting rod; 60. a mounting seat; 61. positioning holes; 62. a card slot; 63. the motor body is driven.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1 to fig. 6, the screening apparatus for heavy metal particles for food safety inspection according to the present invention comprises: a base plate 1;
the collecting component 2 is fixedly connected to the left side of the top of the bottom plate 1;
the screening component 3 is fixedly connected to the right side of the top of the bottom plate 1, the screening component 3 comprises a support column 31, the bottom of the support column 31 is fixedly connected with the right side of the top of the bottom plate 1, the top of the support column 31 is fixedly connected with a driving box 32, the left side of the driving box 32 is fixedly connected with a screening box 33, the bottom of the inner wall of the driving box 32 is fixedly connected with a driving motor 34, and the top of an output shaft of the driving motor 34 is fixedly connected with a rotating shaft 35; the surface of the rotating shaft 35 is fixedly connected with three cams 36, three sub-sieve plates 37 are arranged between the tops of two sides of the inner wall of the sub-sieve box 33, the right sides of the three sub-sieve plates 37 sequentially penetrate through the tops of the right side of the inner wall of the sub-sieve box 33 and the tops of the left side of the driving box 32 and extend into the driving box 32, push plates 38 are fixedly connected to the right sides of the three sub-sieve plates 37, return springs 39 are sleeved on the surfaces of the three sub-sieve plates 37 and located inside the driving box 32, the three cams 36 are arranged at different angles, when the three cams 36 drive the three push plates 38 to do reciprocating motion, the motion of the sub-sieve plates 37 is not performed simultaneously, the sub-sieve plates 37 are different in sieving density and are gradually reduced in sequence; the driving motor 34 comprises a fixed base 51, the fixed base 51 comprises a groove 52 and a positioning rod 53 connected to the outer surface of the upper end of the groove 52, a fastening nut 54 is arranged on the outer surface of the positioning rod 53, a buffer spring 55 is arranged on the outer surface of the lower end of the groove 52, an elastic protection pad 56 is arranged on the inner surface of the lower end of the groove 52, a mounting seat 60 is arranged at the upper end of the fixed base 51, and a driving motor body 63 is arranged at the upper end of the mounting seat 60. Through welded fastening connection between driving motor body 63 and mount pad 60, be swing joint between mount pad 60 and the unable adjustment base 51, the driving motor body 63 of being convenient for installs and dismantles, is favorable to the later maintenance.
Feeding subassembly 4, feeding subassembly 4 are installed in the left side at branch sieve subassembly 3 top, collect subassembly 2 and collect and deposit the material of screening, divide sieve subassembly 3 to carry out the classified screening to the material, the speed of the adjustable feeding of feeding subassembly 4, the top of axis of rotation 35 is rotated with the top of drive case 32 inner wall and is connected. The feeding assembly 4 comprises a feeding box 41, the bottom of the feeding box 41 is communicated with the left side of the top of the screening assembly 3, the left side of the feeding box 41 is fixedly connected with an adjusting box 42, the left side of the inner wall of the adjusting box 42 is fixedly connected with a threaded rod 43, the right end of the threaded rod 43 penetrates through the left side of the adjusting box 42 and extends to the inside of the adjusting box 42, the bottom of the feeding box 41 is communicated with the top of the screening box 33, and the threaded rod 43 is in threaded connection with the penetrating position of the adjusting box 42.
The bottom fixedly connected with rotating electrical machines 310 of minute sieve case 33 inner wall, the top fixedly connected with of rotating electrical machines 310 output shaft divides sieve commentaries on classics board 311, divides the both sides fixedly connected with guide plate 312 at sieve commentaries on classics board 311 top, guide plate 312 is bent template, will fall into the commodity circulation water conservancy diversion of marginal position when rotatory and divide sieve commentaries on classics board 311 central point to put.
The collecting assembly 2 comprises a collecting box 21, the bottom of the collecting box 21 is fixedly connected with the left side of the top of the bottom plate 1, a box door 22 is rotatably connected to the front side of the collecting box 21, a handle 23 is fixedly connected to the right side of the front side of the box door 22, and the handle 23 can be used for closing the box door 22 in an opening and closing mode.
The double-layer glass plate 24 is installed on the left side of the front face of the box door 22, the two sides of the top of the collecting box 21 are communicated with the material conveying pipes 25, the internal conditions of the collecting box 21 can be checked at any time through the double-layer glass plate 24, and the top ends of the two material conveying pipes 25 are communicated with the two sides of the bottom of the screening box 33.
The right-hand member of threaded rod 43 rotates and is connected with swash plate 44, and the right side of swash plate 44 runs through the left side of feeding case 41 and extends to the inside of feeding case 41, and the top intercommunication of feeding case 41 has feeder hopper 45, and adjusting box 42 confirms the slip orbit that can swash plate 44, and the length that swash plate 44 got into feeding case 41 is longer, and the input speed of feeding case 41 is slower, otherwise is faster.
The invention provides a heavy metal particle sieving device for food safety detection capable of being screened in a grading manner, which has the following working principle:
when the feeding component 4 is used, materials enter the feeding box 41 from the feeding hopper 45, the feeding box 41 fixes the position of the adjusting box 42, the threaded rod 43 rotates to drive the position of the inclined plate 44, the speed of the materials entering the screening box 33 is adjusted, the screening component 3 starts to work, the support column 31 fixes the position of the driving box 32, the driving box 32 fixes the position of the screening box 33, the driving motor 34 starts, the output shaft of the driving motor 34 rotates to drive the rotating shaft 35 to rotate, the three cams 36 rotate along with the rotating shaft, the mounting angles of the three cams 36 are different, the screening densities of the three screening plates 37 are different and gradually decrease, the three cams 36 drive the three push plates 38 to reciprocate and do not simultaneously, the screening plates 37 are driven to move, the return spring 39 drives the screening plates 37 to return, the rotating motor 310 starts, the output shaft of the rotating motor 310 rotates to drive the screening plates 311 to rotate, and the guide plates 312 are curved plates, the material flow guiding middle-separating screening rotating plate 311 falling into the edge position during rotation is arranged at the center, the collecting assembly 2 starts to work, the top ends of the two material conveying pipes 25 are communicated with the two sides of the bottom of the separating screening box 33, the materials are guided into the collecting box 21 by the material conveying pipes 25 to be stored, the box door 22 can be opened by rotating the handle 23, and the internal condition of the collecting box 21 can be checked at any time through the double-layer glass plate 24.
In the invention, the grooves 52 can penetrate through the outer surface of the upper end of the fixed base 51, the positioning rods 53 are fixedly connected with the grooves 52 by welding, the positioning rods 53 are four groups, the positioning rods 53 are arranged in an array, the fastening nuts 54 are in threaded connection with the positioning rods 53, the buffer springs 55 are sleeved on the outer surfaces of the positioning rods 53 and are in sliding connection with the positioning rods 53, the elastic protection pads 56 are fixedly connected with the grooves 52, the elastic protection pads 56 are made of elastic rubber, and the vibration of the driving motor in working can be absorbed by the elastic protection pads 56 and the buffer springs 55. Unable adjustment base 51's preceding, the rear end surface all is provided with kelly 57, kelly 57 runs through unable adjustment base 51's surface and extends to the inside of mount pad 60, four groups are no less than to the quantity of kelly 57, kelly 57 is the array and arranges, spacing groove 58 has been seted up to kelly 57's upper end surface, unable adjustment base 51's upper end surface corresponds spacing groove 58 department and is provided with gag lever post 59, gag lever post 59 runs through unable adjustment base 51's upper end surface, and extend to inside the spacing groove 58, gag lever post 59 coincide with spacing groove 58's shape, utilize gag lever post 59 cooperation spacing groove 58, can prevent that kelly 57 from droing. Positioning holes 61 are formed in the outer surface of the upper end of the mounting seat 60, the positioning holes 61 penetrate through the surface of the mounting seat 60, the positioning holes 61 are four in number, the positioning holes 61 are arranged in an array mode, the positioning holes 61 correspond to the positioning rods 53 in a corresponding mode, clamping grooves 62 are formed in the outer surfaces of the front end and the rear end of the mounting seat 60, the clamping grooves 62 correspond to the clamping rods 57, the clamping grooves 62 are matched with the clamping rods 57 in shape, the clamping rods 57 can fix the driving motor, and stability of the driving motor is guaranteed.
When the driving motor 34 is used, a user uses the positioning hole 61 on the surface of the mounting seat 60 and the positioning rod 53 on the surface of the fixed base 51 to place the mounting seat 60 and the driving motor body 63 into the groove 52 on the surface of the fixed base 51, then inserts the clamping rod 57 into the mounting seat 60 through the clamping groove 62 to fix the mounting seat 60 and the driving motor body 63, then inserts the limiting rod 59 into the fixed base 51, rotates the clamping rod 57 to align the limiting groove 58 on the surface of the clamping rod 57 with the limiting rod 59, at this time, the end surface of the limiting rod 59 falls into the limiting groove 58 to firmly clamp the clamping rod 57 to prevent the clamping rod 57 from falling off from the fixed base 51, and uses the matching between the clamping rod 57 and the limiting rod 59 to facilitate the installation and the disassembly of the driving motor and facilitate the later maintenance of the driving motor, the user uses the buffer spring 55 and the elastic protection pad 56 to perform the operation process of the driving motor, the vibration that can quick, effectual absorption driving motor produced can prevent that driving motor high frequency vibration for a long time from influencing driving motor performance to can prolong driving motor life.
Compared with the related art, the screening device for the heavy metal particles for food safety detection, which is provided by the invention, has the following beneficial effects:
this device adopts the adjustable material of feeding subassembly 4 to get into the speed of dividing sieve case 33, prevents to lead to dividing sieve 37 because the material gets into too fast and divides the sieve untimely, influences the effect of screening, and threaded rod 43 rotates, drives the position of swash plate 44, adjusts the speed that the material got into and divides sieve case 33.
This device adopts and divides screen assembly 3 to use two kinds of screening methods to carry out multistage screening, and the result of guarantee screening is with higher speed the speed of screening, divides 37 reciprocating linear motion screening materials of sieve plate, divides the rotatory screening material cooperation of sieve commentaries on classics board 311 to improve screening efficiency and precision.
This device adopts the adjustable material of feeding subassembly 4 to get into the speed of dividing sieve case 33, prevents to lead to dividing sieve 37 to divide the sieve untimely because the material gets into too fast, influences the effect of screening, divides sieve subassembly 3 to use two kinds of screening modes to carry out multistage screening, and the result of guarantee screening accelerates the speed of screening.
It should be noted that the above-mentioned embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and although the applicant has described the invention in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions made on the technical solutions of the present invention can not be made within the spirit and scope of the technical solutions of the present invention and shall be covered by the claims of the present invention.

Claims (9)

1. The utility model provides a food safety inspection of gradable screening is with heavy metal granule device that sieves which characterized in that includes: a base plate (1);
the collecting assembly (2), the collecting assembly (2) is fixedly connected to the left side of the top of the bottom plate (1);
the screening assembly (3) is fixedly connected to the right side of the top of the bottom plate (1), the screening assembly (3) comprises a supporting column (31), the bottom of the supporting column (31) is fixedly connected with the right side of the top of the bottom plate (1), the top of the supporting column (31) is fixedly connected with a driving box (32), the left side of the driving box (32) is fixedly connected with a screening box (33), the bottom of the inner wall of the driving box (32) is fixedly connected with a driving motor (34), and the top of an output shaft of the driving motor (34) is fixedly connected with a rotating shaft (35); the surface of the rotating shaft (35) is fixedly connected with three cams (36), three sub-sieve plates (37) are arranged between the tops of two sides of the inner wall of the sub-sieve box (33), the right sides of the three sub-sieve plates (37) sequentially penetrate through the top of the right side of the inner wall of the sub-sieve box (33) and the top of the left side of the driving box (32) and extend to the inside of the driving box (32), push plates (38) are fixedly connected to the right sides of the three sub-sieve plates (37), and return springs (39) are sleeved on the surfaces of the three sub-sieve plates (37) and located inside the driving box (32); the driving motor (34) comprises a fixed base (51), the fixed base (51) comprises a groove (52) and a positioning rod (53) connected to the outer surface of the upper end of the groove (52), a fastening nut (54) is arranged on the outer surface of the positioning rod (53), a buffer spring (55) is arranged on the outer surface of the lower end of the groove (52), an elastic protection pad (56) is arranged on the inner surface of the lower end of the groove (52), a mounting seat (60) is arranged at the upper end of the fixed base (51), and a driving motor body (63) is arranged at the upper end of the mounting seat (60);
the feeding assembly (4), the feeding assembly (4) is installed on the left side of the top of the screening assembly (3); the feeding assembly (4) comprises a feeding box (41), the bottom of the feeding box (41) is communicated with the left side of the top of the screening assembly (3), the left side fixedly connected with adjusting box (42) of the feeding box (41), the left side fixedly connected with threaded rod (43) of the inner wall of the adjusting box (42), and the right end of the threaded rod (43) penetrates through the left side of the adjusting box (42) and extends to the inside of the adjusting box (42).
2. The screening device for heavy metal particles for food safety inspection according to claim 1, wherein the grooves (52) penetrate through the outer surface of the upper end of the fixed base (51), the positioning rods (53) are fixedly connected with the grooves (52) through welding, the positioning rods (53) are four in number, the positioning rods (53) are arranged in an array, the fastening nuts (54) are in threaded connection with the positioning rods (53), the buffer springs (55) are sleeved on the outer surface of the positioning rods (53) and are in sliding connection with the positioning rods (53), the elastic protection pads (56) are fixedly connected with the grooves (52), and the elastic protection pads (56) are made of elastic rubber.
3. The screening device for heavy metal particles for food safety inspection according to claim 2, wherein the bottom of the inner wall of the screening box (33) is fixedly connected with a rotating motor (310), the top of the output shaft of the rotating motor (310) is fixedly connected with a screening plate (311), and guide plates (312) are fixedly connected to two sides of the top of the screening plate (311).
4. The screening device for heavy metal particles for food safety inspection according to claim 3, wherein the collecting assembly (2) comprises a collecting box (21), the bottom of the collecting box (21) is fixedly connected with the left side of the top of the bottom plate (1), the front of the collecting box (21) is rotatably connected with a box door (22), and the right side of the front of the box door (22) is fixedly connected with a handle (23).
5. The screening device for heavy metal particles for food safety inspection capable of screening in grading according to claim 4, characterized in that a double-layer glass plate (24) is installed on the left side of the front surface of the box door (22), and the two sides of the top of the collection box (21) are communicated with a material conveying pipe (25).
6. The screening device for heavy metal particles for food safety inspection according to claim 5, wherein clamping rods (57) are arranged on the outer surfaces of the front end and the rear end of the fixed base (51), the clamping rods (57) penetrate through the outer surface of the fixed base (51) and extend to the inside of the mounting seat (60), at least four groups of clamping rods (57) are arranged, the clamping rods (57) are arranged in an array mode, a limiting groove (58) is formed in the outer surface of the upper end of each clamping rod (57), a limiting rod (59) is arranged on the outer surface of the upper end of the fixed base (51) corresponding to the limiting groove (58), the limiting rod (59) penetrates through the outer surface of the upper end of the fixed base (51) and extends to the inside of the limiting groove (58), and the limiting rod (59) is matched with the limiting groove (58).
7. The sifting screening heavy metal particle screening device for food safety inspection according to claim 6, characterized in that the right end of the threaded rod (43) is rotatably connected with an inclined plate (44), the right side of the inclined plate (44) penetrates through the left side of the feeding box (41) and extends to the inside of the feeding box (41), and the top of the feeding box (41) is communicated with a feeding hopper (45).
8. The screening device for the heavy metal particles for the food safety inspection, according to claim 7, is characterized in that positioning holes (61) are formed in the outer surface of the upper end of the mounting seat (60), the positioning holes (61) penetrate through the surface of the mounting seat (60), the positioning holes (61) are four in number, the positioning holes (61) are arranged in an array, the positioning holes (61) correspond to the positioning rods (53), clamping grooves (62) are formed in the outer surfaces of the front end and the rear end of the mounting seat (60), the clamping grooves (62) correspond to the clamping rods (57), and the clamping grooves (62) are matched with the clamping rods (57).
9. The screening device for heavy metal particles for food safety inspection according to claim 7, wherein the driving motor body (63) is fixedly connected with the mounting seat (60) through welding, and the mounting seat (60) is movably connected with the fixed base (51).
CN202011631519.1A 2020-12-31 2020-12-31 Food safety inspection of gradable screening is with heavy metal granule device that sieves Pending CN112827808A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011631519.1A CN112827808A (en) 2020-12-31 2020-12-31 Food safety inspection of gradable screening is with heavy metal granule device that sieves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011631519.1A CN112827808A (en) 2020-12-31 2020-12-31 Food safety inspection of gradable screening is with heavy metal granule device that sieves

Publications (1)

Publication Number Publication Date
CN112827808A true CN112827808A (en) 2021-05-25

Family

ID=75924904

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011631519.1A Pending CN112827808A (en) 2020-12-31 2020-12-31 Food safety inspection of gradable screening is with heavy metal granule device that sieves

Country Status (1)

Country Link
CN (1) CN112827808A (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB397754A (en) * 1932-01-15 1933-08-31 Hanrez Sa J Atel Improvements in oscillating screens or sifters
GB455628A (en) * 1935-04-23 1936-10-23 Edward Joseph Winkleman Vibratory screen and method of screening
CN108704837A (en) * 2018-04-09 2018-10-26 杨东雨 A kind of quick screening plant of processing of farm products cereal
CN109499863A (en) * 2018-10-19 2019-03-22 张孟齐 A kind of chemical industry material Multilayer screening apparatus
CN209334139U (en) * 2018-12-06 2019-09-03 武汉杰斯特重工装备有限责任公司 A kind of centrifugal screening plant
CN110624812A (en) * 2019-11-07 2019-12-31 长兴县中泰耐火材料有限公司 Multistage automatic particle classification equipment for unshaped refractory material
CN110936632A (en) * 2019-12-12 2020-03-31 重庆电子工程职业学院 New energy automobile is forming device for bumper
CN210386491U (en) * 2019-03-21 2020-04-24 徐州市宏星肥业有限公司 Organic fertilizer raw material screening device with filtering device
CN210701105U (en) * 2019-10-23 2020-06-09 广东虹宝水产开发股份有限公司 Double-deck sieving mechanism of shrimp

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB397754A (en) * 1932-01-15 1933-08-31 Hanrez Sa J Atel Improvements in oscillating screens or sifters
GB455628A (en) * 1935-04-23 1936-10-23 Edward Joseph Winkleman Vibratory screen and method of screening
CN108704837A (en) * 2018-04-09 2018-10-26 杨东雨 A kind of quick screening plant of processing of farm products cereal
CN109499863A (en) * 2018-10-19 2019-03-22 张孟齐 A kind of chemical industry material Multilayer screening apparatus
CN209334139U (en) * 2018-12-06 2019-09-03 武汉杰斯特重工装备有限责任公司 A kind of centrifugal screening plant
CN210386491U (en) * 2019-03-21 2020-04-24 徐州市宏星肥业有限公司 Organic fertilizer raw material screening device with filtering device
CN210701105U (en) * 2019-10-23 2020-06-09 广东虹宝水产开发股份有限公司 Double-deck sieving mechanism of shrimp
CN110624812A (en) * 2019-11-07 2019-12-31 长兴县中泰耐火材料有限公司 Multistage automatic particle classification equipment for unshaped refractory material
CN110936632A (en) * 2019-12-12 2020-03-31 重庆电子工程职业学院 New energy automobile is forming device for bumper

Similar Documents

Publication Publication Date Title
CN201482732U (en) Tea screening machine
CN211488497U (en) Screening plant for agricultural products
CN112827808A (en) Food safety inspection of gradable screening is with heavy metal granule device that sieves
CN211709778U (en) Dust removal vibrating screen
CN209174116U (en) A kind of automatic uniform gives mine jigging machine
US3770125A (en) Oscillatory screening apparatus with vertical screen channel
CN205110082U (en) Production of ginger powder is with shale shaker of adjustable sieve gradient
CN210058931U (en) Shale shaker is used in processing of crucible waste material
CN209349057U (en) A kind of use for laboratory stagewise sand sieving machine
CN207497018U (en) A kind of multi-track sparking automatic pinboard machine of machine drum body
CN210497180U (en) Paddy rice separator with adjustable inclination angle of screen body
CN202479133U (en) Vibrating screen
CN212468813U (en) Spiral conical track sieving machine
JP2000189895A (en) Classifier
KR100485612B1 (en) Garlic clove grader using vibration
CN215313773U (en) Fine work rice processing is with particle size grading selection device
CN218167739U (en) Dewatering screen
CN209318112U (en) A kind of new and effective ore dressing drum sieve
CN218087424U (en) Double-vibration horizontal feeder
CN212502632U (en) Screw arrangement machine
CN211838981U (en) Shrimp finished product classifying screen
CN213612541U (en) Multi-angle screen cloth screening machine
CN218223532U (en) Sieve separating device
CN115025995A (en) Screening device for rivet production and processing and using method thereof
CN214975554U (en) Energy-saving environment-friendly vibrating screen for grain screening

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination