CN107597543A - A kind of municipal construction sand multistage screening plant - Google Patents
A kind of municipal construction sand multistage screening plant Download PDFInfo
- Publication number
- CN107597543A CN107597543A CN201710826498.0A CN201710826498A CN107597543A CN 107597543 A CN107597543 A CN 107597543A CN 201710826498 A CN201710826498 A CN 201710826498A CN 107597543 A CN107597543 A CN 107597543A
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- sieve plate
- sand
- driven shaft
- casing
- driven
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Abstract
The invention discloses a kind of municipal construction sand multistage screening plant, including casing, the box inside bottom is installed with collection basket, and back-moving spring is respectively connected between upper sieve plate right-hand member and box inside wall and between lower sieve plate and box inside wall；Vertical sliding formula is provided with roller through slide bar, top end of sliding rod rotary type is provided with extension board, and rotary shaft is provided with screening bucket, and rotating shaft surface is equidistantly provided with several broach；Screening bucket surface is network structure, and first driven shaft is provided with the first sector gear coordinated with the first external toothing, and second driven shaft is provided with the second sector gear coordinated with the second external toothing；The present invention is reasonable in design, sand have passed through screening bucket, upper sieve plate and lower sieve plate successively, the final three level screen for realizing sand, and then obtain the sand of three kinds of different-grain diameters, broach combs as rotary shaft rotates to the sand in screening bucket, the loosening degree of sand is improved, improves screening effect, sand screening efficiency is higher.
Description
Technical field
The present invention relates to municipal construction field of mechanical technique, specifically a kind of municipal construction sand multistage screening plant.
Background technology
Municipal works refer to urban operating mechanism construction project.In China, urban operating mechanism refers to build in metropolitan district, town (township) planning
If set in scope, based on government responsibility and the voluntary various buildings that paid or free public product and service are provided for resident
Thing, structures, equipment etc..The supporting various public infrastructure developments of urban life belong to municipal works category, than as usual
The urban road seen, bridge, subway, such as the various pipelines being closely related with life：Rainwater, sewage, upper water, reclaimed water, electric power,
The construction in telecommunications, heating power, combustion gas etc., also square, gardens etc., belong to municipal works category.Municipal works research and teaching
Content includes engineering fluid mechanics, discharge water theory, technology and facility, municipal wastewater processing and reuse, sludge resource technology
Etc..
During Municipal Engineering Construction, sand is one of the most frequently used construction material, due to municipal construction technical specification
Requirement, different working procedures needs the sand of variable grain size, it is therefore desirable to screening process is carried out to sand, it is existing
Sand screening mode sieves that the husky process amount of labour is big, and labor intensity is higher mostly using artificial screening, while the screening effect of sieve
It is poor, it is less efficient, it is impossible to meet actual construction requirement.
The content of the invention
It is an object of the invention to provide a kind of municipal construction sand multistage screening plant, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides following technical scheme：
A kind of municipal construction sand multistage screening plant, including casing, the box inside bottom are installed with collection basket,
Slidingtype is distinguished in collection basket from top to bottom and is provided with upper sieve plate and lower sieve plate, the mesh diameter of lower sieve plate is less than the mesh of upper sieve plate
Diameter, the upper sieve plate and lower sieve plate are through collecting basket, between upper sieve plate right-hand member and box inside wall and lower sieve plate and casing
Back-moving spring is respectively connected between madial wall；The upper sieve plate and lower sieve plate lower surface are respectively equipped with several projections, collect basket
Horizontal in side wall to be provided with extension board, for vertical sliding formula through slide bar is provided with, top end of sliding rod rotary type is provided with roller on extension board, rolling
Wheel abuts with projection, and slide bar bottom is provided with postive stop baffle, is provided with limit spring between postive stop baffle and extension board, in limit spring
End is fixed on extension board lower surface, and limit spring lower end is fixed on postive stop baffle；The box inside top vertical, which is hung, to be provided with
Two suspension brackets, rotary type is provided with first driven shaft and second driven shaft respectively on two suspension brackets；First driven shaft right-hand member is provided with the
One driven wheel of differential, second driven shaft left end are provided with the second driven wheel of differential, and the box inside top upside-down mounting has rotating electric
Machine, is coaxially installed with drive bevel gear on the output shaft of clockwise and anticlockwise motor, and drive bevel gear is respectively with first from mantle tooth
Wheel, the engagement of the second driven wheel of differential；Horizontal rotation type is provided with rotary shaft in the casing, and rotary shaft is provided with screening bucket, rotation
Axle is horizontal to be equidistantly provided with several broach through screening bucket, rotating shaft surface；It is network structure to sieve bucket surface, sieves bucket table
Face is fixed with the first external toothing and the second external toothing circumferentially around being arranged, and the first driven shaft is provided with matches somebody with somebody with the first external toothing
The first sector gear closed, second driven shaft are provided with the second sector gear coordinated with the second external toothing；Described second is fan-shaped
Gear and the first sector teeth tooth are towards setting in a center of symmetry；The second driven shaft is provided with driving pulley, rotation
Axle is provided with driven pulley, and driving belt is arranged between driven pulley and driving pulley；The first driven shaft left end is provided with
First reel, the first drawstring is arranged with the first reel, and casing left side wall is provided with first and is oriented to fixed pulley, the first drawstring
Box house is extended through to around the first guiding fixed pulley and to the left, the first drawstring right-hand member is fixed on upper sieve plate left end；Second
Driven shaft right-hand member is provided with the second reel, and the second drawstring is arranged with the second reel, and casing right side wall is provided with second and is oriented to
Fixed pulley, the second drawstring is oriented to fixed pulley around second and a left side extends through to box house to the right, and the second drawstring left end is fixed
In lower sieve plate right-hand member.
As a modification of the present invention scheme：The central axis of the first driven shaft and second driven shaft is positioned at same
On straight line.
As a modification of the present invention scheme：First reel and the second coiling wheel diameter are identical.
As a modification of the present invention scheme：The mesh that the mesh diameter on the screening bucket surface is more than upper sieve plate is straight
Footpath.
As a modification of the present invention scheme：The upper sieve plate is identical with lower sieve plate length.
As a modification of the present invention scheme：The collection basket is open cylinder barrel-like structure, collects basket positioned at screening
Immediately below bucket, the diameter for collecting basket is more than the length of screening bucket.
Compared with prior art, the beneficial effects of the invention are as follows：
Clever structure of the present invention, reasonable in design, sand have passed through screening bucket, upper sieve plate and lower sieve plate successively, finally realize sand
Three level screen, and then obtain the sand of three kinds of different-grain diameters, broach is carried out as rotary shaft rotates to the sand in screening bucket
Comb, improve the loosening degree of sand, improve screening effect, upper sieve plate and lower sieve plate traverse motion, while rolling
The lower realization vibrations of relative movement effect of wheel and projection, further increase the screening effect of sand, and sand screening efficiency is higher.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of the second sector gear and the first sector gear in the present invention.
Fig. 3 is the enlarged diagram in A portions in Fig. 1.
In figure：1- casings, 2- suspension brackets, the sector gears of 3- first, the driven wheels of differential of 4- first, 5- clockwise and anticlockwise motors, 6- master
Dynamic bevel gear, the driven wheels of differential of 7- second, the sector gears of 8- second, the external toothings of 9- second, 10- driving pulleys, the coilings of 11- second
Wheel, 12- second driven shafts, 13- driving belts, 14- driven pulleys, 15- broach, 16- second are oriented to fixed pulley, 17- second is drawn
Sieve plate, 20- collect basket, 21- back-moving springs, 22- first and are oriented to fixed pulley, 23- screenings bucket, 24- under rope, 18- upper sieve plates, 19-
Rotary shaft, the drawstrings of 25- first, 26- first driven shafts, the reels of 27- first, the external toothings of 28- first, 29- projections, 30- rollers,
31- slide bars, 32- limit springs, 33- postive stop baffles, 34- extension boards.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment：
Fig. 1-3, a kind of municipal construction sand multistage screening plant, including casing 1 are referred to, the inside bottom of casing 1 is consolidated
Equipped with basket 20 is collected, distinguishing slidingtype from top to bottom in collection basket 20 is provided with upper sieve plate 18 and lower sieve plate 19, lower sieve plate 19 for Dingan County
Mesh diameter be less than the mesh diameter of upper sieve plate 18, the upper sieve plate 18 and lower sieve plate 19 are through collecting basket 20, upper sieve plate 18
Back-moving spring 21 is respectively connected between right-hand member and the madial wall of casing 1 and between lower sieve plate 19 and the madial wall of casing 1；The upper sieve
Plate 18 and the lower lower surface of sieve plate 19 are respectively equipped with several projections 29, and level in the side wall of basket 20 of collecting is provided with extension board 34, extends
Vertical sliding formula is through slide bar 31 is provided with plate 34, and the top rotary type of slide bar 31 is provided with roller 30, and roller 30 abuts with projection 29,
The bottom of slide bar 31 is provided with postive stop baffle 33, is provided with limit spring 32 between postive stop baffle 33 and extension board 34, in limit spring 32
End is fixed on the lower surface of extension board 34, and the lower end of limit spring 32 is fixed on postive stop baffle 33；The inside top of casing 1 is vertical
Hang and be provided with two suspension brackets 2, rotary type is distinguished on two suspension brackets 2 and is provided with first driven shaft 26 and second driven shaft 12；First is driven
The right-hand member of axle 26 is provided with the first driven wheel of differential 4, and the left end of second driven shaft 12 is provided with the second driven wheel of differential 7, the inner side of casing 1
Top upside-down mounting has clockwise and anticlockwise motor 5, and drive bevel gear 6, active conical tooth are coaxially installed with the output shaft of clockwise and anticlockwise motor 5
Wheel 6 engages with the first driven wheel of differential 4, the second driven wheel of differential 7 respectively；Horizontal rotation type is provided with rotary shaft in the casing 1
24, rotary shaft 24 is provided with screening bucket 23, and rotary shaft 24 is horizontal to be equidistantly provided with some through screening bucket 23, the surface of rotary shaft 24
Individual broach 15；It is network structure to sieve bucket 23 surface, sieves the surface of bucket 23 circumferentially around being arranged and is fixed with the He of the first external toothing 28
Second external toothing 9, the first driven shaft 26 are provided with the first sector gear 3 coordinated with the first external toothing 28, and second is driven
Axle 12 is provided with the second sector gear 8 coordinated with the second external toothing 9；The sector gear 3 of second sector gear 8 and first
Teeth are towards setting in a center of symmetry；The second driven shaft 12 is provided with driving pulley 10, and rotary shaft 24 is provided with driven belt
Wheel 14, is arranged with driving belt 13 between driven pulley 14 and driving pulley 10；The left end of first driven shaft 26 is provided with first
Reel 27, the first drawstring 25 being arranged with the first reel 27, the left side wall of casing 1 is provided with first and is oriented to fixed pulley 22, the
One drawstring 25 is around the first guiding fixed pulley 22 and extends through to the left inside casing 1, and the right-hand member of the first drawstring 25 is fixed on
The left end of sieve plate 18；The right-hand member of second driven shaft 12 is provided with the second reel 11, and the second drawstring 17, case are arranged with the second reel 11
The right side wall of body 1 is oriented to fixed pulley 16 provided with second, and the second drawstring 17 runs through around the second guiding fixed pulley 16 and to the right a left side to be prolonged
Extend inside casing 1, the left end of the second drawstring 17 is fixed on the lower right-hand member of sieve plate 19.
The present invention operation principle and application method be：
During original state, screening bucket 23 starts clockwise and anticlockwise motor 5 and drives drive bevel gear built with the sand that will be sieved
6 rotate, and drive bevel gear 6 is respectively by driving the first driven wheel of differential 4 and the second driven wheel of differential 7 to drive first driven shaft 26
Rotated with second driven shaft 12, first driven shaft 26 drives the first sector gear 3 to rotate, and the first sector gear 3 passes through engagement the
One external toothing 28 drives screening bucket 23 to rotate, because the teeth of the second sector gear 8 and the first sector gear 3 are towards into center pair
Claim to set, when the first sector gear 3 engages with the first external toothing 28, the second sector gear 8 is in the second external toothing 9 and separates shape
State, when the second sector gear 8 engages with the second external toothing 9, the first sector gear 3 is in the first external toothing 28 and separates shape
State, meanwhile, second driven shaft 12 is turned to first driven shaft 26 on the contrary, and then realizing screening bucket 23 along alternate rotation counterclockwise；
Second driven shaft 12 drives driving pulley 10 to rotate, and driving pulley 10 drives driven pulley 14 to rotate by driving belt 13, from
Movable belt pulley 14 drives broach 15 to rotate by rotary shaft 24, and then realizes combing of the broach 15 to the screening inside sand of bucket 23, makes
It is looser to obtain sand, more conducively sand is passed through to fall under screening bucket 23 and collected in basket 20；The rotating of clockwise and anticlockwise motor 5 is realized
The rotating of first driven shaft 26 and second driven shaft 12, and then realize the first reel 27 and the second reel 11 respectively to
The alternating take-up of one drawstring 25 and the second drawstring 17 and unwrapping wire；First drawstring 25 drives effect of the upper sieve plate 18 in back-moving spring 21
Lower bilateral reciprocation, the second drawstring 17 drive the lower bilateral reciprocation in the presence of back-moving spring 21 of sieve plate 19 so that fall
Enter to the sand collected in basket 20 uniformly to spread and be dispersed on upper sieve plate 18 and lower sieve plate 19, at the same time, upper sieve plate 18 and lower sieve
The projection 29 that the lower surface of plate 19 is set and the relative displacement of roller 30, in the presence of limit spring 32, slide bar 31 drives roller 30
Slightly move back and forth up and down, and then realize the small size vibrations of upper sieve plate 18 and lower sieve plate 19, promoting sand can quickly be sieved
It is allocated as using, substantially increases the screening efficiency of sand.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
1. a kind of municipal construction sand multistage screening plant, including casing（1）, it is characterised in that the casing（1）Inner side bottom
Portion is installed with collection basket（20）, collect basket（20）Slidingtype is inside distinguished from top to bottom is provided with upper sieve plate（18）With lower sieve plate
（19）, lower sieve plate（19）Mesh diameter be less than upper sieve plate（18）Mesh diameter, the upper sieve plate（18）With lower sieve plate（19）
Through collection basket（20）, upper sieve plate（18）Right-hand member and casing（1）Between madial wall and lower sieve plate（19）With casing（1）Madial wall
Between be respectively connected with back-moving spring（21）；The upper sieve plate（18）With lower sieve plate（19）Lower surface is respectively equipped with several projections
（29）, collect basket（20）It is horizontal in side wall to be provided with extension board（34）, extension board（34）Upper vertical sliding formula, which runs through, is provided with slide bar
（31）, slide bar（31）Top rotary type is provided with roller（30）, roller（30）With projection（29）Abut, slide bar（31）Bottom is provided with limit
Position baffle plate（33）, postive stop baffle（33）With extension board（34）Between be provided with limit spring（32）, limit spring（32）Upper end is fixed
In extension board（34）Lower surface, limit spring（32）Lower end is fixed on postive stop baffle（33）On；The casing（1）Inside top is erected
Directly hang provided with two suspension brackets（2）, two suspension brackets（2）Upper rotary type respectively is provided with first driven shaft（26）And second driven shaft
（12）；First driven shaft（26）Right-hand member is provided with the first driven wheel of differential（4）, second driven shaft（12）Left end is provided with second from mantle
Gear（7）, the casing（1）Inside top upside-down mounting has clockwise and anticlockwise motor（5）, clockwise and anticlockwise motor（5）Output shaft on it is coaxially solid
Dingan County is equipped with drive bevel gear（6）, drive bevel gear（6）Respectively with the first driven wheel of differential（4）, the second driven wheel of differential（7）
Engagement；The casing（1）Interior Horizontal rotation type is provided with rotary shaft（24）, rotary shaft（24）It is provided with screening bucket（23）, rotary shaft
（24）Level is through screening bucket（23）, rotary shaft（24）Surface is equidistantly provided with several broach（15）；Sieve bucket（23）Surface
For network structure, bucket is sieved（23）Surface is fixed with the first external toothing circumferentially around being arranged（28）With the second external toothing（9）, it is described
First driven shaft（26）It is provided with and the first external toothing（28）The first sector gear coordinated（3）, second driven shaft（12）On set
Have and the second external toothing（9）The second sector gear coordinated（8）；Second sector gear（8）With the first sector gear（3）'s
Teeth are towards setting in a center of symmetry；The second driven shaft（12）It is provided with driving pulley（10）, rotary shaft（24）It is provided with
Driven pulley（14）, driven pulley（14）With driving pulley（10）Between be arranged with driving belt（13）；The first driven shaft
（26）Left end is provided with the first reel（27）, the first reel（27）On be arranged with the first drawstring（25）, casing（1）On left side wall
Fixed pulley is oriented to provided with first（22）, the first drawstring（25）Fixed pulley is oriented to around first（22）And casing is extended through to the left
（1）Inside, the first drawstring（25）Right-hand member is fixed on upper sieve plate（18）Left end；Second driven shaft（12）Right-hand member is provided with the second reel
（11）, the second reel（11）On be arranged with the second drawstring（17）, casing（1）Right side wall is provided with second and is oriented to fixed pulley
（16）, the second drawstring（17）Fixed pulley is oriented to around second（16）And a left side extends through to casing to the right（1）Inside, the second drawstring
（17）Left end is fixed on lower sieve plate（19）Right-hand member.
2. municipal construction according to claim 1 sand multistage screening plant, it is characterised in that the first driven shaft
（26）And second driven shaft（12）Central axis be located along the same line.
3. municipal construction according to claim 1 sand multistage screening plant, it is characterised in that first reel
（27）With the second reel（11）Diameter is identical.
4. municipal construction according to claim 1 sand multistage screening plant, it is characterised in that the screening bucket（23）
The mesh diameter on surface is more than upper sieve plate（18）Mesh diameter.
5. municipal construction according to claim 1 sand multistage screening plant, it is characterised in that the upper sieve plate（18）
With lower sieve plate（19）Length is identical.
6. municipal construction according to claim 1 sand multistage screening plant, it is characterised in that the collection basket（20）
For open cylinder barrel-like structure, basket is collected（20）Positioned at screening bucket（23）Underface, collect basket（20）Diameter be more than screening bucket
（23）Length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710826498.0A CN107597543A (en) | 2017-09-14 | 2017-09-14 | A kind of municipal construction sand multistage screening plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710826498.0A CN107597543A (en) | 2017-09-14 | 2017-09-14 | A kind of municipal construction sand multistage screening plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107597543A true CN107597543A (en) | 2018-01-19 |
Family
ID=61062237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710826498.0A Withdrawn CN107597543A (en) | 2017-09-14 | 2017-09-14 | A kind of municipal construction sand multistage screening plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107597543A (en) |
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| CN108188499A (en) * | 2018-01-23 | 2018-06-22 | 王建立 | A kind of tapping machine for automatically adjusting rotating |
| CN108273725A (en) * | 2018-01-22 | 2018-07-13 | 深圳市晟腾企业管理有限公司 | A kind of municipal works Sand screen |
| CN108325838A (en) * | 2018-01-22 | 2018-07-27 | 深圳市晟腾企业管理有限公司 | A kind of construction Sand screen |
| CN108380483A (en) * | 2018-02-06 | 2018-08-10 | 王岩霞 | A kind of construction two level Sand screen |
| CN108499837A (en) * | 2018-03-05 | 2018-09-07 | 沈运通 | A kind of soybean purchase sieving equipment |
| CN108580299A (en) * | 2018-05-10 | 2018-09-28 | 卢先富 | A kind of graininess asphalt gyratory sifter optional equipment |
| CN108720055A (en) * | 2018-04-13 | 2018-11-02 | 江山海维科技有限公司 | A kind of pan-fried frying apparatus of swing type peanut |
| CN108745489A (en) * | 2018-06-06 | 2018-11-06 | 章其娟 | A kind of ceramic material grinding and screening plant for 3D printing |
| CN109176957A (en) * | 2018-07-11 | 2019-01-11 | 盐城康鼎机械有限公司 | A kind of plastic grain high efficiency screening device |
| CN109772704A (en) * | 2019-01-21 | 2019-05-21 | 安徽精磁电子有限公司 | A kind of essence magnetic material pre-filtering impurity removing equipment |
| CN111589692A (en) * | 2020-05-27 | 2020-08-28 | 汪芳 | Construction machinery equipment |
| CN112024402A (en) * | 2020-08-28 | 2020-12-04 | 河南省豫然建设有限公司 | Sand screening and taking device for construction |
| CN112160645A (en) * | 2020-10-10 | 2021-01-01 | 沈绍忠 | Novel sand prevention and control device and sand prevention method |
| CN112237964A (en) * | 2020-10-21 | 2021-01-19 | 安徽沃园生物科技有限公司 | Novel be used for fertilizer evenly to smash device |
| CN112474261A (en) * | 2020-11-29 | 2021-03-12 | 湖南省粉师傅机械科技股份有限公司 | Rice screening plant |
| CN112871647A (en) * | 2021-01-13 | 2021-06-01 | 王富红 | Reciprocating type chemical material sieve separator for chemical industry |
| CN113578465A (en) * | 2021-08-11 | 2021-11-02 | 温州大学激光与光电智能制造研究院 | Coarse sand sieving mechanism for building |
| CN114130100A (en) * | 2021-12-03 | 2022-03-04 | 上海市离心机械研究所有限公司 | Sludge treatment of sludge storage yard is with preprocessing device |
| CN115365123A (en) * | 2022-09-07 | 2022-11-22 | 内蒙古玉王生物科技有限公司 | Starch production and processing is with multistage screening plant |
| CN115805191A (en) * | 2023-02-02 | 2023-03-17 | 南通联振重工机械有限公司 | Multistage vibration screening machine is used in metal powder screening |
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- 2017-09-14 CN CN201710826498.0A patent/CN107597543A/en not_active Withdrawn
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| CN108273725B (en) * | 2018-01-22 | 2020-04-14 | 湖北倬晟建设工程有限公司 | Screening sand device for municipal works |
| CN108273725A (en) * | 2018-01-22 | 2018-07-13 | 深圳市晟腾企业管理有限公司 | A kind of municipal works Sand screen |
| CN108325838A (en) * | 2018-01-22 | 2018-07-27 | 深圳市晟腾企业管理有限公司 | A kind of construction Sand screen |
| CN108188499A (en) * | 2018-01-23 | 2018-06-22 | 王建立 | A kind of tapping machine for automatically adjusting rotating |
| CN108380483A (en) * | 2018-02-06 | 2018-08-10 | 王岩霞 | A kind of construction two level Sand screen |
| CN108499837A (en) * | 2018-03-05 | 2018-09-07 | 沈运通 | A kind of soybean purchase sieving equipment |
| CN108720055A (en) * | 2018-04-13 | 2018-11-02 | 江山海维科技有限公司 | A kind of pan-fried frying apparatus of swing type peanut |
| CN108580299A (en) * | 2018-05-10 | 2018-09-28 | 卢先富 | A kind of graininess asphalt gyratory sifter optional equipment |
| CN108745489A (en) * | 2018-06-06 | 2018-11-06 | 章其娟 | A kind of ceramic material grinding and screening plant for 3D printing |
| CN109176957A (en) * | 2018-07-11 | 2019-01-11 | 盐城康鼎机械有限公司 | A kind of plastic grain high efficiency screening device |
| CN109772704A (en) * | 2019-01-21 | 2019-05-21 | 安徽精磁电子有限公司 | A kind of essence magnetic material pre-filtering impurity removing equipment |
| CN111589692A (en) * | 2020-05-27 | 2020-08-28 | 汪芳 | Construction machinery equipment |
| CN112024402A (en) * | 2020-08-28 | 2020-12-04 | 河南省豫然建设有限公司 | Sand screening and taking device for construction |
| CN112160645A (en) * | 2020-10-10 | 2021-01-01 | 沈绍忠 | Novel sand prevention and control device and sand prevention method |
| CN112237964A (en) * | 2020-10-21 | 2021-01-19 | 安徽沃园生物科技有限公司 | Novel be used for fertilizer evenly to smash device |
| CN112474261A (en) * | 2020-11-29 | 2021-03-12 | 湖南省粉师傅机械科技股份有限公司 | Rice screening plant |
| CN112871647A (en) * | 2021-01-13 | 2021-06-01 | 王富红 | Reciprocating type chemical material sieve separator for chemical industry |
| CN112871647B (en) * | 2021-01-13 | 2022-06-14 | 山东隆华新材料股份有限公司 | Reciprocating type chemical material sieve separator for chemical industry |
| CN113578465A (en) * | 2021-08-11 | 2021-11-02 | 温州大学激光与光电智能制造研究院 | Coarse sand sieving mechanism for building |
| CN114130100A (en) * | 2021-12-03 | 2022-03-04 | 上海市离心机械研究所有限公司 | Sludge treatment of sludge storage yard is with preprocessing device |
| CN115365123A (en) * | 2022-09-07 | 2022-11-22 | 内蒙古玉王生物科技有限公司 | Starch production and processing is with multistage screening plant |
| CN115365123B (en) * | 2022-09-07 | 2023-10-27 | 内蒙古玉王生物科技有限公司 | Multistage screening plant is used in starch production and processing |
| CN115805191A (en) * | 2023-02-02 | 2023-03-17 | 南通联振重工机械有限公司 | Multistage vibration screening machine is used in metal powder screening |
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Application publication date: 20180119 |