CN112108353A - Filter equipment is used in production of 2-4 chlorobenzene pesticide midbody - Google Patents

Filter equipment is used in production of 2-4 chlorobenzene pesticide midbody Download PDF

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Publication number
CN112108353A
CN112108353A CN202010742040.9A CN202010742040A CN112108353A CN 112108353 A CN112108353 A CN 112108353A CN 202010742040 A CN202010742040 A CN 202010742040A CN 112108353 A CN112108353 A CN 112108353A
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China
Prior art keywords
plate
chlorobenzene
cross
box
producing
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Pending
Application number
CN202010742040.9A
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Chinese (zh)
Inventor
韩兴宏
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Individual
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Individual
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Priority to CN202010742040.9A priority Critical patent/CN112108353A/en
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    • 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

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  • Combined Means For Separation Of Solids (AREA)

Abstract

The invention discloses a filtering device for producing a chlorobenzene pesticide intermediate, which comprises a box body, a feeding hole, a discharging hole, a material box and a vibrating mechanism, wherein the feeding hole is arranged on the top end surface of the box body, the discharging hole is formed in the surface of one side of the box body, the material box is arranged on the surface of one side of the box body, the vibrating mechanism comprises a supporting plate, the supporting plates are fixedly arranged on the surfaces of two sides of the box body, a motor driven by the driving motor is fixedly arranged on the surface of the bottom end of the supporting plate, a rotary disc is fixedly arranged on one side of the motor, and a first connecting column is: through having designed the first spliced pole of installing at carousel one side surface and installing the connecting rod between first spliced pole and second spliced pole and installing at sieve one side and spout sliding connection's slider, be convenient for drive the sieve through the rotation of carousel and reciprocate to the abundant screening of intermediate body, thereby realized having improved the efficiency of screening, the abundant function of the screening of being convenient for.

Description

Filter equipment is used in production of 2-4 chlorobenzene pesticide midbody
Technical Field
The invention relates to the technical field of production of pesticide intermediates, in particular to a filtering device for producing a 2-4 chlorobenzene pesticide intermediate.
Background
The pesticide intermediate is a product produced by processing agricultural raw materials, and is an intermediate medium for combining two or more substances together. The synergist can be understood as an intermediate material for producing pesticides, the intermediate contains other impurities in the production process of the intermediate, the quality and the effect of the produced pesticides can be influenced when the synergist is used as a filtering intermediate, and the pesticide intermediate is generally required to be filtered in order to ensure the quality of the pesticides.
The invention discloses a special filtering device for producing pesticide intermediates, which is beneficial to improving the working efficiency and reducing the labor intensity of workers, but the device does not solve the problems that when the device filters the intermediates, the intermediates cannot be subjected to sufficient counterattack filtering due to the rotation of an auger, and when a sieve plate vibrates, the vibration amplitude of the sieve plate is small due to the fixed position of the sieve plate, so that the sieving efficiency of the sieve plate is influenced, impurities fill up a impurity bin after the sieve plate is used for a long time, so that the sieve plate cannot be normally used, and the impurity bin is inconvenient to clean.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a filtering device for producing a 2-4 chlorobenzene pesticide intermediate, which can solve the technical problems that when the intermediate is filtered, the intermediate cannot be subjected to sufficient counterattack filtering due to the rotation of an auger, and when a sieve plate vibrates, the vibration amplitude of the sieve plate is small due to the fixed position of the sieve plate, so that the sieving efficiency of the sieve plate is influenced, and after the sieve plate is used for a long time, impurities fill up a impurity box, so that the sieve plate cannot be normally used, and the impurity box is inconvenient to clean.
In order to solve the technical problems, the invention provides the following technical scheme: a filtering device for producing a chlorobenzene pesticide intermediate comprises a box body, a feed inlet arranged on the surface of the top end of the box body, a discharge outlet arranged on the surface of one side of the box body, a material box arranged on the surface of one side of the box body and a vibrating mechanism, the vibration mechanism comprises a support plate, the surface of two sides of the box body is fixedly provided with the support plate, the surface of the bottom end of the support plate is fixedly provided with a motor driven by the motor, a turntable is fixedly arranged on one side of the motor, a first connecting post is fixedly arranged on the other side of the turntable, the outer surface of the first connecting column is sleeved with a connecting rod, the surface of one side of the box body is provided with a sliding chute, the inner wall of the box body is movably provided with a sieve plate, both ends of the sieve plate are fixedly provided with slide blocks movably connected with the sliding chutes, the other end of the sliding block is fixedly provided with a second connecting column, and the other end of the connecting rod is movably connected with the second connecting column.
As a preferred technical scheme, the box body is provided with vertically staggered filtering mechanisms on two sides, each filtering mechanism comprises a fixed plate, one end of each fixed plate is fixedly provided with a filtering net and a bearing plate, the other end of each bearing plate is fixedly connected with the filtering net, a fixed rod is fixedly arranged on the surface of one side of each fixed plate, a rotating rod is sleeved on the outer surface of each fixed rod, two sides of the box body are provided with symmetrical sleeves, the other end of each rotating rod is provided with a fastening bolt fixedly connected with the corresponding sleeve in a penetrating mode, and a sundry outlet is formed in the surface of one side of each fixed plate.
According to a preferable technical scheme of the invention, the accommodating mechanism is arranged on the surface of one side of the fixing plate and comprises a sundry box, the edge of one side of the sundry box is fixedly provided with a connecting plate, one side of the sundry box is symmetrically provided with clamping blocks, and one side of the fixing plate is symmetrically provided with fixing blocks clamped with the clamping blocks.
As a preferable aspect of the present invention, the slider has a rectangular cross-sectional shape, and the slider has a cross-sectional size equal to that of the chute.
As a preferable technical solution of the present invention, the cross-sectional shapes of the second connecting column and the first connecting column are both circular, and the cross-sectional diameter of the first connecting column is the same as the cross-sectional diameter of the second connecting column.
As a preferable technical scheme of the invention, both ends of the connecting rod are provided with round corners, and the connecting rod is rotatably connected with the second connecting column and the first connecting column.
As a preferred technical scheme of the invention, the cross sections of the filter screen and the receiving plate are the same in size, and the cross sections among the filter screen, the receiving plate and the sundries outlet are isosceles triangles.
As a preferable technical solution of the present invention, the cross-sectional shape of the fixing rod is a T shape, and the fixing rod and the fixing plate are connected by a screw.
As a preferable technical solution of the present invention, the cross-sectional shape of the fixture block is L-shaped, the cross-sectional shape of the fixing block is U-shaped, and the length of the fixture block is the same as the length of the inner side of the fixing block.
As a preferable technical scheme of the invention, the cross section of the connecting plate is rectangular, and the width of the connecting plate is the same as that of the fixing block.
Compared with the prior art, the invention can achieve the following beneficial effects:
1. through the design of the first connecting column arranged on the surface of one side of the rotary table, the connecting rod arranged between the first connecting column and the second connecting column and the sliding block arranged on one side of the sieve plate and connected with the sliding chute in a sliding manner, the sieve plate is driven to move up and down through the rotation of the rotary table, so that the intermediate body is sufficiently sieved, the sieving efficiency is improved, and the sufficient function of sieving is facilitated;
2. the filter screen and the bearing plate which are arranged on the surface of one side of the fixed plate, the rotating rod which is sleeved on the outer surface of the fixed rod and the fastening bolt which is fixedly connected with the sleeve and penetrates through one end of the rotating rod are designed, so that the fixed plate is convenient to fix, and the functions of fully filtering materials and conveniently discharging impurities are realized;
3. through the design, the connecting plate which is arranged on the surface of one side of the impurity box and is convenient for connecting the impurity outlet and the clamping block clamped with the fixing block are arranged, so that the function of conveniently disassembling and cleaning impurities from the impurity box is realized.
Drawings
FIG. 1 is a schematic perspective view of a filtration apparatus according to the present invention;
FIG. 2 is a schematic front view of the filtering apparatus according to the present invention;
FIG. 3 is a schematic cross-sectional view of a filter device according to the present invention;
FIG. 4 is an enlarged view of a portion of the structure of FIG. 1 according to the present invention;
FIG. 5 is an enlarged view of a portion of the structure shown at B in FIG. 2 according to the present invention;
FIG. 6 is an enlarged view of a portion of the structure of FIG. 3 at C according to the present invention;
wherein: 1. a box body; 2. a feed inlet; 3. a support plate; 4. a motor; 5. a turntable; 6. a first connecting column; 7. a connecting rod; 8. a fixing plate; 9. a sundry box; 10. a discharge port; 11. a material box; 12. a sieve plate; 13. a filter screen; 14. a bearing plate; 15. a sundry material outlet; 16. rotating the rod; 17. a sleeve; 18. fastening a bolt; 19. fixing the rod; 20. a fixed block; 21. a clamping block; 22. a connecting plate; 23. a second connecting column; 24. a slider; 25. a chute.
Detailed Description
The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example 1
Referring to fig. 1, 3 and 6, the invention provides a filtering device for producing a 2-4 chlorobenzene pesticide intermediate, which comprises a box body 1, a feed inlet 2 arranged on the top surface of the box body 1, a discharge outlet 10 arranged on one side surface of the box body 1, a material box 11 arranged on one side surface of the box body 1 and a vibrating mechanism, wherein the vibrating mechanism comprises a supporting plate 3, the supporting plate 3 is fixedly arranged on the two side surfaces of the box body 1, a motor 4 driven by the driving motor is fixedly arranged on the bottom surface of the supporting plate 3, a rotating disc 5 is fixedly arranged on one side of the motor 4, a first connecting column 6 is fixedly arranged on the other side of the rotating disc 5, a connecting rod 7 is sleeved on the outer surface of the first connecting column 6, a chute 25 is arranged on one side surface of the box body 1, a sieve plate 12 and a slide block 24 movably connected with the chute 25, the other end of the sliding block 24 is fixedly provided with a second connecting column 23, and the other end of the connecting rod 7 is movably connected with the second connecting column 23;
the cross section of the sliding block 24 is rectangular, and the cross section of the sliding block 24 is the same as that of the sliding groove 25; the cross sections of the second connecting column 23 and the first connecting column 6 are both circular, and the diameter of the cross section of the first connecting column 6 is the same as that of the cross section of the second connecting column 23; both ends of the connecting rod 7 are provided with round corners, and the connecting rod 7 is rotatably connected with the second connecting column 23 and the first connecting column 6;
the vibrating mechanism during operation of this device, starter motor 4, motor 4's rotation drives the rotation of carousel 5, first spliced pole 6 and connecting rod 7 through carousel 5 one side drive reciprocating of second spliced pole 23, thereby make sieve 12 drive slider 24 reciprocate along the direction of spout 25, thereby reciprocate through sieve 12, sieve the midbody on sieve 12 top, thereby realized having improved the efficiency of screening, be convenient for the abundant function of screening.
Example 2
Referring to fig. 1, 3 and 4, the invention provides a filtering device for producing 2-4 chlorobenzene pesticide intermediate, comprising a box body 1, a feeding port 2 arranged on the top surface of the box body 1, the device comprises a discharge port 10 arranged on one side surface of a box body 1 and a material box 11 arranged on one side surface of the box body 1, wherein vertically staggered filtering mechanisms are arranged on two sides of the box body 1 in a penetrating manner, each filtering mechanism comprises a fixing plate 8, a filtering net 13 and a bearing plate 14 are fixedly arranged at one end of each fixing plate 8, the other end of each bearing plate 14 is fixedly connected with the corresponding filtering net 13, a fixing rod 19 is fixedly arranged on one side surface of each fixing plate 8, a rotating rod 16 is sleeved on the outer surface of each fixing rod 19, symmetrical sleeves 17 are arranged on two sides of the box body 1, fastening bolts 18 fixedly connected with the sleeves 17 are arranged at the other end of each rotating rod 16 in a;
the cross section sizes of the filter screen 13 and the bearing plate 14 are the same, and the cross section shapes among the filter screen 13, the bearing plate 14 and the sundries outlet 15 are isosceles triangles; the cross section of the fixed rod 19 is T-shaped, and the fixed rod 19 is connected with the fixed plate 8 through a screw;
when the filtering mechanism of this device is installed, remove fixed plate 8, make one side of fixed plate 8 laminate with box 1 mutually, rotate dwang 16, fastening bolt 18 wears to be equipped with to make the other end of dwang 16, it is fixed with sleeve 17 through fastening bolt 18, thereby fix fixed plate 8, thereby filter the midbody that falls into the filter screen 13 top, impurity after the filtration is through dropping on the top surface of accepting board 14, export 15 through miscellaneous material and discharge impurity, thereby realized being convenient for carry out abundant filtration to the material and be convenient for the function of discharge impurity simultaneously.
Example 3
Referring to fig. 1, fig. 2 and fig. 5, the other parts of this embodiment 3 are the same as those of embodiment 2, and the different parts are that the present invention provides a filtering apparatus for producing a 2-4 chlorobenzene pesticide intermediate, including a box body 1, a feed inlet 2 installed on the top surface of the box body 1, a discharge outlet 10 opened on one side surface of the box body 1, and a material box 11 installed on one side surface of the box body 1, wherein one side surface of a fixing plate 8 is provided with a receiving mechanism, the receiving mechanism includes a impurity box 9, a connecting plate 22 is fixedly installed at the edge of one side of the impurity box 9, one side of the impurity box 9 is symmetrically installed with a fixture block 21, and one side of the fixing plate 8 is symmetrically installed with a fixing block 20 engaged with;
the sectional shape of the fixture block 21 is L-shaped, the sectional shape of the fixing block 20 is U-shaped, and the length of the fixture block 21 is the same as that of the inner side of the fixing block 20; the cross section of the connecting plate 22 is rectangular, and the width of the connecting plate 22 is the same as that of the fixing block 20;
when the storage mechanism of this device used, it made fixture block 21 and fixed block 20 looks block to remove to make miscellaneous workbin 9 to be connected with fixed plate 8 through the opposite side of connecting plate 22, thereby accept impurity, thereby in leading-in miscellaneous workbin 9 with impurity, thereby accomodate impurity, thereby realized being convenient for dismantle the function of clearance impurity to miscellaneous workbin 9.
According to the filtering device for producing the 2-4 chlorobenzene pesticide intermediate, the first connecting column 6 arranged on the surface of one side of the rotary table 5, the connecting rod 7 arranged between the first connecting column 6 and the second connecting column 23 and the sliding block 24 arranged on one side of the sieve plate 12 and connected with the sliding groove 25 in a sliding manner are designed, so that the sieve plate 12 is driven to move up and down through the rotation of the rotary table 5, the intermediate is screened fully, the screening efficiency is improved, and the screening is fully performed; the filter screen 13 and the bearing plate 14 which are arranged on the surface of one side of the fixed plate 8, the rotating rod 16 which is sleeved on the outer surface of the fixed rod 19 and the fastening bolt 18 which is fixedly connected with the sleeve 17 and penetrates through one end of the rotating rod 16 are designed, so that the fixed plate 8 is convenient to fix, and the functions of fully filtering materials and discharging impurities are realized; through the design, the connecting plate 22 which is arranged on the surface of one side of the impurity box 9 and is convenient for connecting the impurity outlet 15 and the clamping block 21 clamped with the fixing block 20 are arranged, so that the function of conveniently disassembling and cleaning impurities from the impurity box 9 is realized.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a filter equipment is used in production of 2-4 chlorobenzene pesticide midbody, includes box (1), installs feed inlet (2) at box (1) top surface, sets up discharge gate (10) at box (1) side surface, installs material case (11) and the vibration mechanism at box (1) side surface, its characterized in that: the vibration mechanism comprises a support plate (3), the support plates (3) are fixedly arranged on the surfaces of the two sides of the box body (1), the bottom end surface of the supporting plate (3) is fixedly provided with a motor (4) driven by the motor, a turntable (5) is fixedly arranged on one side of the motor (4), a first connecting post (6) is fixedly arranged on the other side of the turntable (5), the outer surface of the first connecting column (6) is sleeved with a connecting rod (7), the surface of one side of the box body (1) is provided with a sliding groove (25), the inner wall of the box body (1) is movably provided with a sieve plate (12), the sieve plate (12), two ends of the sieve plate (12) are fixedly provided with sliding blocks (24) movably connected with the sliding grooves (25), the other end of the sliding block (24) is fixedly provided with a second connecting post (23), the other end of the connecting rod (7) is movably connected with the second connecting column (23).
2. The filtering device for producing the 2-4 chlorobenzene pesticide intermediate as claimed in claim 1, wherein: crisscross filtering mechanism from top to bottom all wears to be equipped with in the both sides of box (1), filtering mechanism includes fixed plate (8), the one end fixed mounting of fixed plate (8) has filter screen (13) and accepts board (14), the other end and filter screen (13) fixed connection of accepting board (14), one side fixed surface of fixed plate (8) installs dead lever (19), the surface cover of dead lever (19) is equipped with dwang (16), the both sides of box (1) all are provided with sleeve (17) of symmetry, fastening bolt (18) with sleeve (17) fixed connection are worn to be equipped with by the other end of dwang (16), miscellaneous material export (15) have been seted up on one side surface of fixed plate (8).
3. The filtering device for producing the 2-4 chlorobenzene pesticide intermediate as claimed in claim 2, wherein: one side surface of fixed plate (8) is provided with receiving mechanism, receiving mechanism includes miscellaneous workbin (9), the edge fixed mounting of one side of miscellaneous workbin (9) has connecting plate (22), fixture block (21) are installed to one side symmetry of miscellaneous workbin (9), fixed block (20) with fixture block (21) block are installed to one side symmetry of fixed plate (8).
4. The filtering device for producing the 2-4 chlorobenzene pesticide intermediate as claimed in claim 1, wherein: the cross section of the sliding block (24) is rectangular, and the cross section of the sliding block (24) is the same as that of the sliding groove (25).
5. The filtering device for producing the 2-4 chlorobenzene pesticide intermediate as claimed in claim 1, wherein: the cross-sectional shapes of the second connecting column (23) and the first connecting column (6) are both circular, and the cross-sectional diameter of the first connecting column (6) is the same as that of the second connecting column (23).
6. The filtering device for producing the 2-4 chlorobenzene pesticide intermediate as claimed in claim 1, wherein: the both ends of connecting rod (7) all are equipped with the fillet, all rotate between connecting rod (7) and second spliced pole (23) and first spliced pole (6) and be connected.
7. The filtering device for producing the 2-4 chlorobenzene pesticide intermediate as claimed in claim 2, wherein: the cross-sectional dimensions of filter screen (13) and accept board (14) are the same, the cross-sectional shape between filter screen (13), accept board (14) and miscellaneous material export (15) is isosceles triangle.
8. The filtering device for producing the 2-4 chlorobenzene pesticide intermediate as claimed in claim 2, wherein: the cross section of the fixing rod (19) is T-shaped, and the fixing rod (19) is connected with the fixing plate (8) through a screw.
9. The filtering device for producing the 2-4 chlorobenzene pesticide intermediate as claimed in claim 3, wherein: the cross section of the clamping block (21) is L-shaped, the cross section of the fixing block (20) is U-shaped, and the length of the clamping block (21) is the same as that of the inner side of the fixing block (20).
10. The filtering device for producing the 2-4 chlorobenzene pesticide intermediate as claimed in claim 3, wherein: the cross section of the connecting plate (22) is rectangular, and the width of the connecting plate (22) is the same as that of the fixing block (20).
CN202010742040.9A 2020-07-29 2020-07-29 Filter equipment is used in production of 2-4 chlorobenzene pesticide midbody Pending CN112108353A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010742040.9A CN112108353A (en) 2020-07-29 2020-07-29 Filter equipment is used in production of 2-4 chlorobenzene pesticide midbody

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010742040.9A CN112108353A (en) 2020-07-29 2020-07-29 Filter equipment is used in production of 2-4 chlorobenzene pesticide midbody

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Publication Number Publication Date
CN112108353A true CN112108353A (en) 2020-12-22

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CN202010742040.9A Pending CN112108353A (en) 2020-07-29 2020-07-29 Filter equipment is used in production of 2-4 chlorobenzene pesticide midbody

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001276739A (en) * 2000-03-29 2001-10-09 Kyushu Screen:Kk Screen classifier
CN206390163U (en) * 2016-12-13 2017-08-11 湛江市茗禾茶业有限公司 A kind of tea screening device with agitating function
CN208661684U (en) * 2018-05-22 2019-03-29 安徽石台县西黄山茶叶实业有限公司 A kind of screening plant of the production and processing of tealeaves
CN209006182U (en) * 2018-09-28 2019-06-21 威县双赢化工有限公司 A kind of chemical machinery raw material screening device
CN209791978U (en) * 2019-01-31 2019-12-17 湖南鸿丰油业有限责任公司 Rapeseed vibration screening device
CN209953222U (en) * 2019-04-17 2020-01-17 哈尔滨长升吉时农业发展有限公司 Novel screening device for fertilizer production

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001276739A (en) * 2000-03-29 2001-10-09 Kyushu Screen:Kk Screen classifier
CN206390163U (en) * 2016-12-13 2017-08-11 湛江市茗禾茶业有限公司 A kind of tea screening device with agitating function
CN208661684U (en) * 2018-05-22 2019-03-29 安徽石台县西黄山茶叶实业有限公司 A kind of screening plant of the production and processing of tealeaves
CN209006182U (en) * 2018-09-28 2019-06-21 威县双赢化工有限公司 A kind of chemical machinery raw material screening device
CN209791978U (en) * 2019-01-31 2019-12-17 湖南鸿丰油业有限责任公司 Rapeseed vibration screening device
CN209953222U (en) * 2019-04-17 2020-01-17 哈尔滨长升吉时农业发展有限公司 Novel screening device for fertilizer production

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Application publication date: 20201222