CN107649355A - A kind of centrifugal Sand screen - Google Patents
A kind of centrifugal Sand screen Download PDFInfo
- Publication number
- CN107649355A CN107649355A CN201711103390.5A CN201711103390A CN107649355A CN 107649355 A CN107649355 A CN 107649355A CN 201711103390 A CN201711103390 A CN 201711103390A CN 107649355 A CN107649355 A CN 107649355A
- Authority
- CN
- China
- Prior art keywords
- housing
- rotary shaft
- fixedly connected
- screen
- feed pipe
- 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.)
- Granted
Links
- 239000004576 sand Substances 0.000 title claims abstract description 49
- 238000007599 discharging Methods 0.000 claims abstract description 20
- 239000004744 fabric Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 17
- 238000012216 screening Methods 0.000 abstract description 13
- 238000007873 sieving Methods 0.000 abstract description 11
- 239000004575 stone Substances 0.000 abstract description 9
- 239000002699 waste material Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 239000000843 powder Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/06—Cone or disc shaped screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/08—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
- B02C18/10—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged above container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a kind of centrifugal Sand screen, including housing；The case top is communicated with feed pipe, is provided with rotary shaft in feed pipe, the part that rotary shaft is located in feed pipe is fixedly connected with helical blade；The rotary shaft is located at helical blade lower position and is fixedly connected with crushing knife, and conical screen is provided with below crushing knife.The present invention is by provided with helical blade and variable-frequency motor, control charging rate, ensure that sieving the husky effect present invention is provided with conical screen and the crushing teeth being arranged on, under the action of the centrifugal force, accelerate the separating rate of the waste residue of the big quality such as stone, screening efficiency is improved, husky block is crushed by the crushing teeth of rotation, avoids sand material from wasting；The present invention is provided with and moves up and down circular screen, carries out postsearch screening to waste residue, reclaims the fine sand of residual；The present invention is provided with the spiral discharging roller with rotary shaft linkage, realizes synchronous material discharging, and discharging is thorough, improves the efficiency for sieving husky operation.
Description
Technical field
The present invention relates to building machinery field, specifically a kind of centrifugal Sand screen.
Background technology
Sand sieving machine is to copy the artificial operation principle for utilizing inclined sieve mesh screen sand, using horizontal roll screen barrel, and ensures stream
Between multi-turn internal helical blades in screen drum can continuously roller screen five circle more than so that sand material roll, slide repeatedly and fully from
Dissipate, separation；Mutually pushed different from big small powder caused by tilting roller screen, pile things on, screening process is hasty；Also different from tilting vibration
Big small powder tramp, the batch mixing of sieve；There is the board-like sand sieving machine of vibratory sieve in addition.
Sand sieving machine is common building machinery, by being screened to sand material, sifts out the fine sand for meeting building granularity requirements；
Traditional sand sieving machine is mostly the board-like sand sieving machine of vibratory sieve and drum-type sand sieving machine, this in two sand sieving machine be mostly horizontal type structure, take up an area
It is larger；Traditional sand sieving machine screening efficiency is relatively low in addition, often has moist hardened husky block in sand material, screen cloth can not be right well
Husky block is crushed, and causes the waste of sand material, while the sieve aperture of screen cloth easily blocks, and reduce further the effect of screening
Rate.
The content of the invention
It is an object of the invention to provide a kind of centrifugal Sand screen, is asked with solve to propose in above-mentioned background technology
Topic.
To achieve the above object, the present invention provides following technical scheme：
A kind of centrifugal Sand screen, including housing and variable-frequency motor；The case top is communicated with feed pipe, in feed pipe
Provided with rotary shaft, rotary shaft extends to above feed pipe and is connected with variable-frequency motor；The rotary shaft is located at the portion in feed pipe
Divide and be fixedly connected with helical blade；The rotary shaft is located at helical blade lower position and is fixedly connected with crushing knife；The crushing
Conical screen is provided with below knife；Equally distributed crushing teeth is fixedly connected with the conical screen outer wall；Set below the conical screen
There is circular screen, housing exterior walls, which are located on the outside of circular screen, is provided with slag-drip opening；The circular screen bottom is fixedly connected with annular
Block；The ring block is slidably connected with inner walls, and ring block bottom is fixedly connected with gag lever post, and gag lever post is set in rotary shaft
On；The gag lever post is extended in inner walls and is slidably connected with housing, and inner walls relative position is provided with vertical chute,
Gag lever post is nested in the chute of inner walls；The gag lever post bottom is fixedly connected with symmetrical episphere projection, rotary shaft
Rotating bar is fixedly connected with below gag lever post, symmetrical lower semisphere projection is fixedly connected with rotating bar；In the housing
Bottom is provided with discharge nozzle, is connected at the top of discharge nozzle with housing；Spiral discharging roller, spiral discharging roller and shell are provided with the discharge nozzle
Internal wall rotation connection, spiral discharging roller are connected with driven shaft by driving belt, and driven shaft is connected and extended with housing into rotation
To housing；The driven shaft is by drive bevel gear group with rotating axis connection.
As the further scheme of the present invention：The variable-frequency motor at the top of feed pipe with being fixedly connected.
As the further scheme of the present invention：Sieve aperture is evenly distributed with the conical screen outer wall.
As the further scheme of the present invention：The crushing teeth is tapered.
As the further scheme of the present invention：The conical screen bottom is fixedly connected with the rotating shaft by cross bar.
As the further scheme of the present invention：The ring block is provided with inside inclined-plane.
As the further scheme of the present invention：The same circle that the episphere projection and lower semisphere projection are generally aligned in the same plane
Zhou Shang.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention passes through provided with helical blade and variable-frequency motor, control
Charging rate processed, ensure to sieve husky effect；The present invention is provided with crushing knife, and sand material is disperseed, is easy to subsequently screen；The present invention is set
There are conical screen and the crushing teeth being arranged on, under the action of the centrifugal force, accelerate the separating rate of the waste residue of the big quality such as stone, carry
High screening efficiency, husky block is crushed by the crushing teeth of rotation, improve screening rate, avoid sand material from wasting；The present invention is provided with
Circular screen is moved up and down, postsearch screening is carried out to waste residue, reclaims the fine sand of residual；The present invention is provided with and rotary shaft linkage
Spiral discharging roller, synchronous material discharging is realized, discharging is thorough, improves the efficiency for sieving husky operation.
Brief description of the drawings
Fig. 1 is the sectional view of centrifugal Sand screen；
Fig. 2 is the top view of conical screen in centrifugal Sand screen；
Fig. 3 is the stereogram of annular screen in centrifugal Sand screen.
In figure：1- housings；2- feed pipes；3- rotary shafts；4- variable-frequency motors；5- helical blades；6- conical screens；7- spiral prominences
Bar；8- crushing knifes；9- circular screens；10- ring blocks；11- gag lever posts；12- episphere projections；13- rotating bars；14- lower semispheres
Projection；15- drive bevel gear groups；16- driven shafts；17- driving belts；18- spiral discharging rollers；19- discharge nozzles；20- slag-drip openings.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1~3, in the embodiment of the present invention, a kind of centrifugal Sand screen, including housing 1 and variable-frequency motor
4；The top of housing 1 is communicated with feed pipe 2, and rotary shaft 3 is provided with feed pipe 2, and rotary shaft 3 extends to the top of feed pipe 2 simultaneously
Variable-frequency motor 4 is connected with, variable-frequency motor 4 is fixedly connected with the top of feed pipe 2；Variable-frequency motor 4 is electrically connected with external power source；Institute
State the part that rotary shaft 3 is located in feed pipe 2 and be fixedly connected with helical blade 5, by changing the rotating speed of variable-frequency motor 4, spiral
The rotating speed of blade 5, and then change the speed of charging；The rotary shaft 3 is located at the lower position of helical blade 5 and is fixedly connected with crushing
Knife 8, crushing knife 8 break up husky block；The lower section of crushing knife 8 is provided with conical screen 6, and sieve aperture is evenly distributed with the outer wall of conical screen 6；
Equally distributed crushing teeth 7 is fixedly connected with the outer wall of conical screen 6, crushing teeth 7 is tapered；Crushing teeth 7 is carried out to husky block
It is broken；The bottom of conical screen 6 is fixedly connected by cross bar with rotary shaft 3；The lower section of conical screen 6 is provided with circular screen 9, ring
Shape screen cloth 9 is screened again to the fine sand remained in stone；The outer wall of housing 1 is located at the outside of circular screen 9 and is provided with deslagging
Mouth 20, stone etc. are discharged from this；The bottom of circular screen 9 is fixedly connected with ring block 10, and ring block 10 is provided with inwardly oblique
Face；The ring block 10 is slidably connected with the inwall of housing 1, and the bottom of ring block 10 is fixedly connected with gag lever post 11,11 sets of gag lever post
It is located in rotary shaft 11；The gag lever post 11 extends to the inwall of housing 1 and is slidably connected with housing 1, and the inwall of housing 1 is provided with vertical
Chute；The bottom of gag lever post 11 is provided with symmetrical episphere projection 12, and rotary shaft 3 is located at the lower section of gag lever post 11 and is fixedly connected
There is rotating bar 13, symmetrical lower semisphere projection 14, episphere projection 12 and lower semisphere projection 14 are fixedly connected with rotating bar 13
On the same circumference being generally aligned in the same plane；The inner bottom part of housing 1 is provided with discharge nozzle 19, and the top of discharge nozzle 19 connects with housing 1；
Spiral discharging roller 18 is provided with the discharge nozzle 19, spiral discharging roller 18 is rotatablely connected with the inwall of housing 1, and spiral discharging roller 18 is logical
Cross driving belt 17 and be connected with driven shaft 16, driven shaft 16 is rotatablely connected and extended in housing 1 with housing 1；The driven shaft
16 are connected by drive bevel gear group 15 with rotary shaft 3；Rotary shaft 3 passes through driving gear set 15, driven shaft 16 and driving belt
17 drive spiral discharging rollers 18 rotate, and are discharged.
The present invention operation principle be：Sand material to be screened is put into from feed pipe 2, starts variable-frequency motor 4, variable-frequency motor
4 drive helical blade 5 to rotate by rotary shaft 3, are fed, and by controlling the rotating speed of variable-frequency motor 4, control helical blade 5
Rotating speed, and then control charging rate, ensure to sieve husky effect；Sand material was entered feed pipe 2 and fallen into housing 1, and rotary shaft 3 drives powder
Broken knife 8 is rotated, and then sand material is broken up, and is easy to follow-up sieve husky；Break up rear sand material more uniformly to fall on conical screen 6, rotate
Axle 3 drives conical screen 6 to rotate, the screening that conical screen 6 is rotated to sand material, meets the sand material of granule size from conical screen 6
Sieve aperture is fallen, and the crushing teeth 7 of the rotation on the surface of conical screen 6 is further crushed to husky block, is improved screening effect, is avoided sand
Material wastes；The stone of greater particle size or other debris under the influence of centrifugal force, accelerate to depart from fine sand, improve point of stone
From speed, screening efficiency is improved；The stone and a small amount of fine sand thrown away is fallen on circular screen 9, and rotary shaft 3 drives rotating bar
13 rotate, and rotating bar 13 drives lower semisphere projection 14 to rotate, when lower semisphere projection 14 is extruded episphere projection 12, gag lever post
11 drive ring blocks 10 and circular screen 9 move up and down, and improve the screening efficiency of circular screen 9, avoid circular screen 9 from blocking,
Screening recovery is carried out to falling into the fine sand in stone simultaneously, avoids fine sand from wasting；Stone etc. is discharged from slag-drip opening 20, by taper
The fine sand that sieve 6 and circular screen 9 sift out is dropped downward into discharge nozzle 19, and rotary shaft 3 passes through drive bevel gear group 15, driven shaft 16
Drive spiral discharging roller 18 to rotate with driving belt 17, discharged, realize synchronous material discharging, discharging is more thorough, improves
Sieve husky operating efficiency.
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 (7)
1. a kind of centrifugal Sand screen, including housing（1）And variable-frequency motor（4）；Characterized in that, the housing（1）Top
Portion is communicated with feed pipe（2）, feed pipe（2）It is interior to be provided with rotary shaft（3）, rotary shaft（3）Extend to feed pipe（2）Top simultaneously connects
There is variable-frequency motor（4）；The rotary shaft（3）Positioned at feed pipe（2）Interior part is fixedly connected with helical blade（5）；Described turn
Moving axis（3）Positioned at helical blade（5）Lower position is fixedly connected with crushing knife（8）；The crushing knife（8）Lower section is provided with conical screen
（6）；The conical screen（6）Equally distributed crushing teeth is fixedly connected with outer wall（7）；The conical screen（6）Lower section is provided with ring
Shape screen cloth（9）, housing（1）Outer wall is located at circular screen（9）Outside is provided with slag-drip opening（20）；The circular screen（9）Bottom is consolidated
Surely it is connected with ring block（10）；The ring block（10）With housing（1）Inwall is slidably connected, ring block（10）Bottom is fixedly connected
Limited location bar（11）, gag lever post（11）It is set in rotary shaft（11）On；The gag lever post（11）Extend to housing（1）In inwall simultaneously
With housing（1）It is slidably connected, housing（1）Inwall relative position is provided with vertical chute, gag lever post（11）It is nested in housing（1）It is interior
In the chute of wall；The gag lever post（11）Bottom is fixedly connected with symmetrical episphere projection（12）, rotary shaft（3）Positioned at spacing
Bar（11）Lower section is fixedly connected with rotating bar（13）, rotating bar（13）On be fixedly connected with symmetrical lower semisphere projection（14）；Institute
State housing（1）Inner bottom part is provided with discharge nozzle（19）, discharge nozzle（19）Top and housing（1）Connection；The discharge nozzle（19）Inside set
There is spiral discharging roller（18）, spiral discharging roller（18）With housing（1）Inwall is rotatablely connected, spiral discharging roller（18）By being driven skin
Band（17）It is connected with driven shaft（16）, driven shaft（16）With housing（1）It is rotatablely connected and extends to housing（1）It is interior；It is described driven
Axle（16）Pass through drive bevel gear group（15）With rotary shaft（3）Connection.
A kind of 2. centrifugal Sand screen according to claim 1, it is characterised in that the variable-frequency motor（4）With entering
Expects pipe（2）Top is fixedly connected.
A kind of 3. centrifugal Sand screen according to claim 1, it is characterised in that the conical screen（6）On outer wall
It is evenly distributed with sieve aperture.
A kind of 4. centrifugal Sand screen according to claim 1, it is characterised in that the crushing teeth（7）It is tapered.
A kind of 5. centrifugal Sand screen according to claim 1, it is characterised in that the conical screen（6）Bottom leads to
Cross cross bar and rotary shaft（3）It is fixedly connected.
A kind of 6. centrifugal Sand screen according to claim 1, it is characterised in that the ring block（10）Provided with to
Interior inclined-plane.
A kind of 7. centrifugal Sand screen according to claim 1, it is characterised in that the episphere projection（12）With
Lower semisphere projection（14）On the same circumference being generally aligned in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711103390.5A CN107649355B (en) | 2017-11-10 | 2017-11-10 | A kind of centrifugal Sand screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711103390.5A CN107649355B (en) | 2017-11-10 | 2017-11-10 | A kind of centrifugal Sand screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107649355A true CN107649355A (en) | 2018-02-02 |
| CN107649355B CN107649355B (en) | 2019-11-01 |
Family
ID=61120107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711103390.5A Expired - Fee Related CN107649355B (en) | 2017-11-10 | 2017-11-10 | A kind of centrifugal Sand screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107649355B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108325824A (en) * | 2018-02-09 | 2018-07-27 | 福建弘高石粉综合利用有限公司 | A kind of waste stone dust screening machine for producing cement |
| CN108405340A (en) * | 2018-06-11 | 2018-08-17 | 佛山新籁工程科技有限公司 | A kind of multistage husky equipment of sieve for building |
| CN108514933A (en) * | 2018-06-04 | 2018-09-11 | 江苏祥瑞药业有限公司 | A kind of Azithromycin dispersible tablet production high-shearing granulation machine |
| CN108940868A (en) * | 2018-07-02 | 2018-12-07 | 安徽省建辉生物质能发展有限公司 | A kind of Biomass Gasification & Power Generation waste-material screening device |
| CN109092660A (en) * | 2018-07-11 | 2018-12-28 | 杨昊宇 | A kind of screening installation of sandstone for building |
| CN109530026A (en) * | 2018-11-22 | 2019-03-29 | 东台市高科技术创业园有限公司 | One kind compressing formula metal grinding device |
| CN110787993A (en) * | 2019-10-29 | 2020-02-14 | 江苏万瑞达生物科技股份有限公司 | Secondary filtering type composite vitamin processing device |
| CN110787875A (en) * | 2019-10-29 | 2020-02-14 | 江苏万瑞达生物科技股份有限公司 | Composite vitamin processing device |
| CN111744786A (en) * | 2019-03-27 | 2020-10-09 | 江苏腾越新材料科技有限公司 | Novel production letter sorting of composite plastic particle device |
| CN112474252A (en) * | 2020-11-12 | 2021-03-12 | 刘蒙 | Sieve grain device for raw material processing |
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|---|---|---|---|---|
| CN108325824A (en) * | 2018-02-09 | 2018-07-27 | 福建弘高石粉综合利用有限公司 | A kind of waste stone dust screening machine for producing cement |
| CN108514933A (en) * | 2018-06-04 | 2018-09-11 | 江苏祥瑞药业有限公司 | A kind of Azithromycin dispersible tablet production high-shearing granulation machine |
| CN108405340A (en) * | 2018-06-11 | 2018-08-17 | 佛山新籁工程科技有限公司 | A kind of multistage husky equipment of sieve for building |
| CN108940868A (en) * | 2018-07-02 | 2018-12-07 | 安徽省建辉生物质能发展有限公司 | A kind of Biomass Gasification & Power Generation waste-material screening device |
| CN108940868B (en) * | 2018-07-02 | 2021-01-26 | 安徽省建辉生物质能发展有限公司 | Waste screening device for biomass gasification power generation |
| CN109092660A (en) * | 2018-07-11 | 2018-12-28 | 杨昊宇 | A kind of screening installation of sandstone for building |
| CN109530026A (en) * | 2018-11-22 | 2019-03-29 | 东台市高科技术创业园有限公司 | One kind compressing formula metal grinding device |
| CN111744786A (en) * | 2019-03-27 | 2020-10-09 | 江苏腾越新材料科技有限公司 | Novel production letter sorting of composite plastic particle device |
| CN110787993A (en) * | 2019-10-29 | 2020-02-14 | 江苏万瑞达生物科技股份有限公司 | Secondary filtering type composite vitamin processing device |
| CN110787875A (en) * | 2019-10-29 | 2020-02-14 | 江苏万瑞达生物科技股份有限公司 | Composite vitamin processing device |
| CN110787875B (en) * | 2019-10-29 | 2021-07-13 | 江苏万瑞达生物科技股份有限公司 | Composite vitamin processing device |
| CN112474252A (en) * | 2020-11-12 | 2021-03-12 | 刘蒙 | Sieve grain device for raw material processing |
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