CN108273727A - A kind of circular impact screen with crushing, stirring function - Google Patents
A kind of circular impact screen with crushing, stirring function Download PDFInfo
- Publication number
- CN108273727A CN108273727A CN201810086473.6A CN201810086473A CN108273727A CN 108273727 A CN108273727 A CN 108273727A CN 201810086473 A CN201810086473 A CN 201810086473A CN 108273727 A CN108273727 A CN 108273727A
- Authority
- CN
- China
- Prior art keywords
- crushing
- screen
- compression roller
- circular impact
- stirring function
- 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.)
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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
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling 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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- 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
-
- 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)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a kind of circular impact screens with crushing, stirring function, including engine base, it is fixedly mounted on multiple springs of the engine base upper end and is fixedly mounted on the screen drum of multiple spring upper ends, the screen drum lower surface is provided with machine barrel at center, the inside machine barrel is installed with vibrating motor vertically, transmission shaft is installed on the output shaft of the vibrating motor upper end, multiple sieves being fixedly connected with the inboard wall of riddle drum are arranged on the transmission shaft, the sieve upper surface is provided with the stirring rod that one end is fixedly connected with the transmission shaft, the inboard wall of riddle drum upper end is provided with bottom plate, it is provided with discharge port in the middle part of the bottom plate lower surface.Advantageous effect is：A kind of circular impact screen with crushing, stirring function of the present invention, which can be realized, automatically crushes caking materials, the trouble of artificial pulverizing is eliminated, it is time saving and energy saving, and also material will not be assembled on sieve, therefore it can increase blanking velocity, to improve screening speed and efficiency.
Description
Technical field
The present invention relates to screening plant fields, and in particular to a kind of circular impact screen with crushing, stirring function.
Background technology
Circular impact screen is a kind of high-precision fine powder sieving equipment, low noise, efficient, using full-closed structure, is fitted
Screening for materials such as grain, powder, mucus is filtered；
Circular impact screen vibrates for circular motion, and amplitude power is adjustable, and material sieve drops down line length, multilayer screening, each shelves specification screening
Clearly, therefore it is very extensive in sector applications such as mining, sandstones.But common circular impact screen is in reality currently on the market
During use, it there is problems：
Often there is material in sieve upper surface certain in use in common circular impact screen currently on the market（Usually
It is at sieve center）Aggregation, to find out its cause, be since the elevating hopper of circular impact screen is located at the surface at sieve center, because
This material is fallen directly into after elevating hopper enters in screen drum at sieve center, pushes material from sieve center since sieve vibrates
The speed moved around falls into the speed on sieve much smaller than material, therefore material is easy to assemble on sieve, therefore in reality
It is too fast that blanking is unable to during the use of border, and if material lump, can only manually be pulverized after caking is screened out, then again
It returns and is sieved in circular impact screen, time-consuming and laborious, practicability is not strong.
Invention content
The purpose of the present invention is that solve the above-mentioned problems and provides a kind of circular vibration with crushing, stirring function
Sieve, slow with the circular impact screen screening speed for solving traditional in the prior art, efficiency is low, and material is easy to assemble on sieve, and
And the problems such as caking materials cannot being crushed.Preferred technical solution can be real in many technical solutions provided by the invention
Now caking materials are crushed automatically, eliminate the trouble of artificial pulverizing, it is time saving and energy saving, and also screening speed is fast, and it is efficient,
Material such as will not assemble at technique effects, the elaboration as detailed below on sieve.
To achieve the above object, the present invention provides following technical schemes：
A kind of circular impact screen with crushing, stirring function provided by the invention, including engine base, be fixedly mounted on the engine base
Multiple springs at end and it is fixedly mounted on the screen drums of multiple spring upper ends, setting is organic at the center of the screen drum lower surface
Cylinder, the inside machine barrel are installed with vibrating motor, are equipped with transmission shaft on the output shaft of the vibrating motor upper end, institute vertically
It states and is arranged with multiple sieves being fixedly connected with the inboard wall of riddle drum on transmission shaft, the sieve upper surface is provided with one end and institute
The stirring rod that transmission shaft is fixedly connected is stated, inboard wall of riddle drum upper end is provided with bottom plate, is provided in the middle part of the bottom plate lower surface
Discharge port, the plate upper surface rear and front end are installed with mounting plate, be provided between two mounting plates compression roller,
Blanking box, push-rod electric machine and sliding rail, wherein the blanking box lower surface is closely slidably connected with the compression roller；The sliding rail
Medial surface rear and front end is installed with the limit switch being electrically connected with the push-rod electric machine, and the sliding rail side is slidably installed
There are the litter being fixedly connected with the push-rod electric machine, the blanking box upper surface to be provided with blanking groove, slided in the blanking groove
Tremie pipe is installed, the blanking box two sides are both provided with the sliding slot being connected to the blanking groove, peace is slided in the sliding slot
The connecting rod being fixedly connected respectively with the litter and the tremie pipe equipped with both ends；
The screen drum back side is provided with driving motor, and the driving motor output shaft is fixed with described compression roller one end by shaft
Connection；
The screen drum upper surface is provided with elevating hopper, and the elevating hopper lower end is connected to by conveying pipeline with the tremie pipe.
Preferably, the stirring rod is crescent；
Wherein, the stirring rod quantity has multiple, and the distribution that is centrosymmetric centered on the transmission shaft.
Preferably, the blanking groove is straight slot；
Wherein, blanking groove inner wall upper end is provided with bristle.
Preferably, being provided with striker plate on the discharge port inner wall；
Wherein, the striker plate upper surface is closely slidably connected with the compression roller.
Preferably, the limit switch uses single-pole double-throw switch (SPDT).
Preferably, the discharge port is rectangle；
Wherein, the discharge port is located at the underface of the compression roller；
Wherein, the length direction of the discharge port is parallel with the central axial direction of the compression roller；
Wherein, the length of the discharge port is more than the length of the compression roller.
Preferably, the fuselage of the push-rod electric machine is embedded in the mounting plate；
Wherein, the push rod cup of the push-rod electric machine be inserted into the litter and push the litter both ends respectively in the sliding rail and
Sliding in the sliding slot.
Preferably, the conveying pipeline uses spring hose.
Preferably, there are two the compression roller quantity；
Wherein, two compression rollers are axisymmetricly distributed centered on the symmetry axis of the blanking box.
A kind of above-mentioned circular impact screen with crushing, stirring function, in the course of work, the driving motor is turned by described
Axis is fallen into after driving the compression roller rotation to squeeze the material that elevating hopper conveying comes on the sieve again, if therefore material
In have caking, then directly crushed by the compression roller, eliminate artificial pulverizing caking trouble, it is time saving and energy saving, meanwhile, it is described to shake
Dynamic motor rotation drives the stirring rod rotation to spread the material on the sieve in time out by the transmission shaft, prevents material
In the sieve upper surface, aggregation influences the sieve screening materials carrying, therefore can increase the blanking velocity of the elevating hopper, compares
Traditional circular impact screen withouyt the stirring rod, sieves speed and efficiency is substantially improved.
Advantageous effect is：A kind of circular impact screen with crushing, stirring function of the present invention can be realized automatic right
Caking materials crush, and eliminate the trouble of artificial pulverizing, time saving and energy saving, and material will not be assembled on sieve, therefore
Blanking velocity can be increased, to improve screening speed and efficiency.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the internal structure chart of the front view of the present invention；
Fig. 2 is the rearview of the present invention；
Fig. 3 is the partial enlarged view of Fig. 1 of the present invention；
Fig. 4 is the vertical view of the bottom plate of the present invention；
Fig. 5 is the upward view of the bottom plate of the present invention；
Fig. 6 is the vertical view of the blanking box of the present invention;
Fig. 7 is the right view of the blanking box of the present invention.
The reference numerals are as follows：
1, engine base；2, spring；3, screen drum；4, machine barrel；5, vibrating motor；6, transmission shaft；7, sieve；8, stirring rod；9, bottom plate；
10, mounting plate；11, compression roller；12, blanking box；13, sliding rail；14, litter；15, push-rod electric machine；16, connecting rod；17, blanking
Slot；18, bristle；19, sliding slot；20, shaft；21, tremie pipe；22, conveying pipeline；23, elevating hopper；24, striker plate；25, discharge port；
26, driving motor；27, limit switch.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, technical scheme of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Shown in Fig. 1-Fig. 7, a kind of circular impact screen with crushing, stirring function provided by the invention, including engine base 1,
The multiple springs 2 for being fixedly mounted on 1 upper end of engine base and the screen drum 3 for being fixedly mounted on 2 upper end of multiple springs, in 3 lower surface of screen drum
Machine barrel 4 is provided at the heart, 4 inner vertical of machine barrel is installed with vibrating motor 5, is equipped on 5 upper end output shaft of vibrating motor
Transmission shaft 6, transmission shaft 6 drive stirring rod 8 to rotate the material spread out on sieve 7, are arranged on transmission shaft 6 for vibrating motor 5
Multiple sieves 7 being fixedly connected with 3 inner wall of screen drum, 7 upper surface of sieve are provided with the stirring rod that one end is fixedly connected with transmission shaft 6
8,3 inner wall upper end of screen drum is provided with bottom plate 9, and 9 one side of bottom plate is used to prevent the dust of 7 top of sieve from entering 3 inside of screen drum
On the other hand end is used to install fixed mounting plate 10, discharge port 25 is provided in the middle part of 9 lower surface of bottom plate, discharge port 25 is for passing through
The material that compression roller 11 squeezes after crushing to be crossed to fall on sieve 7,9 upper surface rear and front end of bottom plate is installed with mounting plate 10,
Compression roller 11, blanking box 12, push-rod electric machine 15 and sliding rail 13 are provided between two mounting plates 10, blanking box 12 is for ensureing object
Material is entirely fallen on compression roller 11, prevents materials from spattering unrestrained, wherein closely sliding connects 12 lower surface of blanking box with compression roller 11
It connects；13 medial surface rear and front end of sliding rail is installed with the limit switch 27 being electrically connected with push-rod electric machine 15,13 side of sliding rail
It is slidably fitted with the litter 14 being fixedly connected with push-rod electric machine 15,12 upper surface of blanking box is provided with blanking groove 17, blanking groove 17
It is inside slidably fitted with tremie pipe 21, drives tremie pipe 21 to be moved forward and backward in blanking groove 17 by controlling push-rod electric machine 15, can protect
Exhibit material is uniformly trickled down between two compression rollers 11, and material is avoided to assemble on compression roller 11, and 12 two sides of blanking box are all provided with
It is equipped with the sliding slot 19 being connected to blanking groove 17, both ends are slidably fitted in sliding slot 19 and fix company with litter 14 and tremie pipe 21 respectively
The connecting rod 16 connect；
3 back side of screen drum is provided with driving motor 26, and 26 output shaft of driving motor, which is fixed with 11 one end of compression roller by shaft 20, to be connected
It connects；
3 upper surface of screen drum is provided with elevating hopper 23, and 23 lower end of elevating hopper is connected to by conveying pipeline 22 with tremie pipe 21.
As optional embodiment, stirring rod 8 is crescent, and crescent stirring rod 8 can accelerate material to 7 edge of sieve
Locate mobile speed；
Wherein, 8 quantity of stirring rod has multiple, and the distribution that is centrosymmetric centered on transmission shaft 6, multiple stirring rods 8 can be quick
Material is spread out, prevents solid accumulation together.
Blanking groove 17 is straight slot, and straight slot is convenient for blanking；
Wherein, 17 inner wall upper end of blanking groove is provided with bristle 18, and bristle 18 is used to stop the dust in blanking process from blanking groove
It is escaped at 17 top slots.
Striker plate 24 is provided on 25 inner wall of discharge port, striker plate 24 is for hanging the material for be pasted onto on compression roller 11；
Wherein, 24 upper surface of striker plate is closely slidably connected with compression roller 11.
Limit switch 27 uses single-pole double-throw switch (SPDT), designs in this way, can control 15 positive and negative rotation of push-rod electric machine, when push rod electricity
When machine 15 pushes litter 14 to move and touches limit switch 27, the control push-rod electric machine 15 of limit switch 27 is auto-reverse, later,
Push-rod electric machine 15 drives litter 14 to return, until litter 14 touches limit switch 27 again, so moves in circles, and realizes litter
14 move back and forth.
Discharge port 25 is rectangle；
Wherein, discharge port 25 is located at the underface of compression roller 11；
Wherein, the length direction of discharge port 25 is parallel with the central axial direction of compression roller 11；
Wherein, the length of discharge port 25 is more than the length of compression roller 11, designs in this way, it is ensured that the material after the extruding of compression roller 11
Each fall within discharge port 25.
The fuselage of push-rod electric machine 15 is embedded in mounting plate 10；
Wherein, the push rod cup of push-rod electric machine 15 is inserted into litter 14 and pushes 14 both ends of litter respectively in sliding rail 13 and sliding slot 19
Sliding.
Conveying pipeline 22 uses 2 hose of spring, 2 hose of spring to be moved forward and backward in blanking groove 17 convenient for tremie pipe 21.
There are two 11 quantity of compression roller；
Wherein, two compression rollers 11 are axisymmetricly distributed centered on the symmetry axis of blanking box 12, are designed in this way, ensure blanking groove
The material of 17 discharges can be entirely fallen between two compression rollers 11.
A kind of above-mentioned circular impact screen with crushing, stirring function, in the course of work, driving motor 26 is driven by shaft 20
The dynamic rotation of compression roller 11 is fallen into after squeezing the material that the conveying of elevating hopper 23 comes on sieve 7 again, if therefore have caking in material,
It is directly squeezed the crushing of pressure roller 11, eliminates the trouble of artificial pulverizing caking, it is time saving and energy saving, meanwhile, the rotation of vibrating motor 5 passes through biography
Moving axis 6 drives the rotation of stirring rod 8 to spread the material on sieve 7 in time out, and preventing material from assembling in 7 upper surface of sieve influences sieve
7 screening materials carryings, therefore the blanking velocity of elevating hopper 23 can be increased, compare traditional circular impact screen withouyt stirring rod 8, sieve
Component velocity and efficiency are substantially improved.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (9)
1. a kind of circular impact screen with crushing, stirring function, including engine base（1）, be fixedly mounted on the engine base（1）Upper end
Multiple springs（2）Be fixedly mounted on multiple springs（2）The screen drum of upper end（3）, it is characterised in that：The screen drum（3）Under
Machine barrel is provided at centre of surface（4）, the machine barrel（4）Inner vertical is installed with vibrating motor（5）, the vibrating motor
（5）Transmission shaft is installed on the output shaft of upper end（6）, the transmission shaft（6）On be arranged with it is multiple with the screen drum（3）Inner wall is fixed
The sieve of connection（7）, the sieve（7）Upper surface is provided with one end and the transmission shaft（6）The stirring rod being fixedly connected（8）,
The screen drum（3）Inner wall upper end is provided with bottom plate（9）, the bottom plate（9）It is provided with discharge port in the middle part of lower surface（25）, the bottom
Plate（9）Upper surface rear and front end is installed with mounting plate（10）, two mounting plates（10）Between be provided with compression roller
（11）, blanking box（12）, push-rod electric machine（15）And sliding rail（13）, wherein the blanking box（12）Lower surface and the compression roller
（11）Closely it is slidably connected；The sliding rail（13）Medial surface rear and front end is installed with and the push-rod electric machine（15）It is electrically connected
The limit switch connect（27）, the sliding rail（13）Side is slidably fitted with and the push-rod electric machine（15）The litter being fixedly connected
（14）, the blanking box（12）Upper surface is provided with blanking groove（17）, the blanking groove（17）Inside it is slidably fitted with tremie pipe
（21）, the blanking box（12）Two sides are both provided with and the blanking groove（17）The sliding slot of connection（19）, the sliding slot（19）
Inside be slidably fitted with both ends respectively with the litter（14）With the tremie pipe（21）The connecting rod being fixedly connected（16）；
The screen drum（3）The back side is provided with driving motor（26）, the driving motor（26）Output shaft and the compression roller（11）
One end passes through shaft（20）It is fixedly connected；
The screen drum（3）Upper surface is provided with elevating hopper（23）, the elevating hopper（23）Lower end passes through conveying pipeline（22）With it is described
Tremie pipe（21）Connection.
2. a kind of circular impact screen with crushing, stirring function according to claim 1, it is characterised in that：The stirring rod
（8）For crescent；
Wherein, the stirring rod（8）Quantity have it is multiple, and with the transmission shaft（6）Centered on be centrosymmetric distribution.
3. a kind of circular impact screen with crushing, stirring function according to claim 1, it is characterised in that：The blanking groove
（17）For straight slot；
Wherein, the blanking groove（17）Inner wall upper end is provided with bristle（18）.
4. a kind of circular impact screen with crushing, stirring function according to claim 1, it is characterised in that：The discharge port
（25）Striker plate is provided on inner wall（24）；
Wherein, the striker plate（24）Upper surface and the compression roller（11）Closely it is slidably connected.
5. a kind of circular impact screen with crushing, stirring function according to claim 1, it is characterised in that：The limit is opened
It closes（27）Using single-pole double-throw switch (SPDT).
6. a kind of circular impact screen with crushing, stirring function according to claim 1, it is characterised in that：The discharge port
（25）For rectangle；
Wherein, the discharge port（25）Positioned at the compression roller（11）Underface；
Wherein, the discharge port（25）Length direction and the compression roller（11）Central axial direction it is parallel；
Wherein, the discharge port（25）Length be more than the compression roller（11）Length.
7. a kind of circular impact screen with crushing, stirring function according to claim 1, it is characterised in that：The push rod electricity
Machine（15）Fuselage be embedded in the mounting plate（10）It is interior；
Wherein, the push-rod electric machine（15）Push rod cup be inserted into the litter（14）It is interior and push the litter（14）Distinguish at both ends
In the sliding rail（13）With the sliding slot（19）Interior sliding.
8. a kind of circular impact screen with crushing, stirring function according to claim 1, it is characterised in that：The conveying pipeline
（22）Using spring（2）Hose.
9. a kind of circular impact screen with crushing, stirring function according to claim 1, it is characterised in that：The compression roller
（11）There are two quantity；
Wherein, two compression rollers（11）With the blanking box（12）Symmetry axis centered on be axisymmetricly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810086473.6A CN108273727B (en) | 2018-01-30 | 2018-01-30 | Circular vibrating screen with crushing and stirring functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810086473.6A CN108273727B (en) | 2018-01-30 | 2018-01-30 | Circular vibrating screen with crushing and stirring functions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108273727A true CN108273727A (en) | 2018-07-13 |
| CN108273727B CN108273727B (en) | 2020-07-17 |
Family
ID=62805617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810086473.6A Active CN108273727B (en) | 2018-01-30 | 2018-01-30 | Circular vibrating screen with crushing and stirring functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108273727B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304127A (en) * | 2018-11-22 | 2019-02-05 | 洛阳腾啸生物科技有限公司 | A kind of operating method of coal mine activating container agitator tank |
| CN109747061A (en) * | 2018-12-28 | 2019-05-14 | 安徽省潜山市创先实业有限公司 | Mixing plant is used in a kind of production of erasing rubber |
| CN110102468A (en) * | 2019-05-06 | 2019-08-09 | 上海海事大学 | A kind of road construction sand screening installation |
| CN111558516A (en) * | 2020-05-14 | 2020-08-21 | 张代辉 | High-efficient medicinal powder shale shaker |
| CN112352829A (en) * | 2020-11-20 | 2021-02-12 | 湖南文理学院 | Production protective agent for high-quality fruits and production equipment thereof |
| CN112774968A (en) * | 2020-12-22 | 2021-05-11 | 临沂矿业集团有限责任公司 | Multifunctional screening device for coal mine |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304127A (en) * | 2018-11-22 | 2019-02-05 | 洛阳腾啸生物科技有限公司 | A kind of operating method of coal mine activating container agitator tank |
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| CN110102468A (en) * | 2019-05-06 | 2019-08-09 | 上海海事大学 | A kind of road construction sand screening installation |
| CN111558516A (en) * | 2020-05-14 | 2020-08-21 | 张代辉 | High-efficient medicinal powder shale shaker |
| CN112352829A (en) * | 2020-11-20 | 2021-02-12 | 湖南文理学院 | Production protective agent for high-quality fruits and production equipment thereof |
| CN112774968A (en) * | 2020-12-22 | 2021-05-11 | 临沂矿业集团有限责任公司 | Multifunctional screening device for coal mine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108273727B (en) | 2020-07-17 |
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