CN108160442A - A kind of civil engineering sand sifter - Google Patents
A kind of civil engineering sand sifter Download PDFInfo
- Publication number
- CN108160442A CN108160442A CN201711214977.3A CN201711214977A CN108160442A CN 108160442 A CN108160442 A CN 108160442A CN 201711214977 A CN201711214977 A CN 201711214977A CN 108160442 A CN108160442 A CN 108160442A
- Authority
- CN
- China
- Prior art keywords
- sieve
- babinet
- motor
- sandstone
- side wall
- 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
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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/02—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
-
- 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
Abstract
The invention discloses a kind of civil engineering sand sifters,Including babinet,Feed hopper,Feeding-passage,Breaking means,Sliding sand plate,First spring,Sandstone turns fan,First sieve,Second sieve,Second spring,Third motor,Disk,Motion bar,Cross bar,Montant and rattle balls,The breaking means include the first motor,Agitating shaft and smash bar,The sandstone turns fan and includes the second motor,Installation axle,Fan plate and air-heater,The present invention is equipped with breaking means,The sandstone of caking is smashed,It avoids screening insufficient,Turn fan equipped with sandstone,Avoid knockout excessive velocities cause to screen it is insufficient,Sandstone is dried simultaneously,Damp sand stone is avoided to block sieve mesh and influence engineering to use,Equipped with the first sieve,Second sieve,Third motor,Disk,Motion bar,Cross bar and rattle balls,It can carry out multistage screening,And the first sieve and the second sieve is driven to teetertotter by cooperation,Improve screening efficiency.
Description
Technical field
The present invention relates to civil engineering plant technical field, specifically a kind of civil engineering sand sifter.
Background technology
With the development of economy with the fast development of science and technology, also in raising gradually, national builds people’s lives level
If also in being rapidly performed by, in actual life, house, road and bridge are all largely being built, these engineerings are referred to as
Civil engineering can use sandstone in the work progress of civil engineering, but the sandstone sometimes needed is of different sizes, therefore
Just screening plant is needed to sieve sandstone, what is used at the construction field (site) is sand sifter mostly, but current sieve sand dress
It is less efficient to put sieve sand, knockout speed causes to screen insufficient, and general only has the function of level-one sieve sand.
Invention content
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of civil engineering sand sifter
Problem.
To achieve the above object, the present invention provides following technical solution：
A kind of civil engineering sand sifter, it is solid on described four angles of the bottom of box including babinet, the first sieve and the second sieve
Surely there is supporting leg, first outlet is equipped among the bottom of box, babinet upper left quarter is equipped with feed hopper, and feeding funnel bottom part is connected with charging
Channel, the feeding-passage other end are connected with cabinets cavity, and breaking means are equipped in feeding-passage, and breaking means include the first electricity
Machine, agitating shaft and smash bar, the first motor is installed on feeding-passage right side wall, the output shaft of the first motor by shaft coupling with
Axis connection is stirred, agitating shaft left end is rotatablely connected by bearing block and feeding-passage inner left wall, and agitating shaft surface is equidistantly fixed
Have it is multigroup smash bar, be located at below breaking means on the inner wall of feeding-passage both sides and be hinged with sliding sand plate, among sliding sand plate bottom
The first spring is fixed with, the first spring other end is fixedly connected with feeding-passage side wall, is located in babinet immediately below feeding-passage
Turn fan equipped with sandstone, sandstone turn fan includes the second motor, installation axle, fan plate and air-heater, the output shaft of the second motor and passes through connection
Axis device is fixedly connected with installation axle, and in babinet, installation shaft rear end is through babinet rear wall and extends to for installation axle rotational installation
Outside babinet, the circumferential polylith that is equidistantly fixed in shaft part surface that installation axle is located in babinet fans plate, and fan plate is internal with installation axle
Hollow and the two inner cavity connects, and installation shaft rear end is equipped with tracheae, and tracheae is rotatablely connected by bearing and installation axle, and tracheae is another
End is connect with air-heater, is located in the installation axle between two blocks of fan plates and fan plate surface is equidistantly uniformly provided with multiple sprays
Stomata is equipped with strainer in fumarole, and the mesh diameter of strainer is less than sandstone diameter, and the cabinets cavity top is equipped with first
Sieve, the first sieve right low left high are obliquely installed, and the first sieve right end is hinged with inner wall on the right side of babinet, and the first sieve right end is located at
Babinet right side wall is equipped with second outlet, and the second sieve is equipped with below the first sieve, and the left low dip of the right height of the second sieve is set, the
Two sieve left ends are hinged with babinet inner left wall, and the second sieve left end is located at babinet left side wall and is exported equipped with third, the first sieve
The mesh of net is more than the mesh of the second sieve, and the other end far from hinge joint is respectively and fixedly provided with second on the first sieve and the second sieve
Spring, the second spring other end are connect with fixed block, the other end and babinet far from hinge joint on the first sieve and the second sieve
Elastic connecting strip is respectively connected between inner wall, elastic connecting strip is rubber material, is located on babinet right side wall below second outlet
Third motor is installed, disk is installed on the output shaft of third motor, motion bar, disk front side are connected on front side of disk
Straight pin is fixed on face, the straight slot coordinated with straight pin is offered on motion bar, motion bar upper and lower ends are equipped with guiding
Bar, motion bar left side wall are fixed with cross bar, and the cross bar other end is through babinet right side wall and extends in babinet, and the cross bar other end is consolidated
Surely there is montant, montant upper and lower ends are respectively and fixedly provided with rattle balls, and upper and lower two rattle balls are sieved respectively at the first screen bottom and second
Net upper contact.
As further embodiment of the present invention：Second motor is installed on cabinet front wall.
As further embodiment of the present invention：The air-heater is fixedly installed on babinet rear wall.
As further embodiment of the present invention：The fixed block is fixed on wall box.
As further embodiment of the present invention：The guide rod is fixed on babinet right side wall,.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention is equipped with breaking means, and breaking means include first
Motor, agitating shaft and bar is smashed, the first motor drives stirring rod rotation, and bar rotation is smashed in stirring rod drive, and smashing bar will lump
Sandstone smash, avoid screening insufficient, equipped with sliding sand plate and the first spring, sliding sand plate with the cooperation of the first spring by slowing down sand
The falling speed of stone, avoid sandstone fall it is too fast cause to screen insufficient, turn fan equipped with sandstone, sandstone turns fan, and to include second electric
Machine, installation axle, fan plate and air-heater, the second motor drive installation axle rotation, and installation axle drives fan plate rotation, sandstone is turned downwards
It is dynamic, further avoid knockout excessive velocities cause to screen it is insufficient, while air-heater by hot wind be delivered to tracheal strips subsequently into
In installation axle, sprayed by the fumarole of installation axle and fan plate surface, sandstone is dried, damp sand stone is avoided to block sieve mesh
And influence engineering and use, it, can equipped with the first sieve, the second sieve, third motor, disk, motion bar, cross bar and rattle balls
Multistage screening is carried out, can screen simultaneously and heap is divided to place the sandstone of different-grain diameter, third motor is disc-rotated, and disk leads to
The cooperation for crossing straight pin and straight slot drives motion bar side-to-side movement, and motion bar drives cross bar side-to-side movement, and cross bar passes through montant band
Dynamic rattle balls side-to-side movement, rattle balls drive the first sieve and the second sieve to teetertotter by coordinating with second spring, improve
Screening efficiency.
Description of the drawings
Fig. 1 is the structure diagram of civil engineering sand sifter.
Fig. 2 is enlarged drawing at the A in Fig. 1.
Fig. 3 is the structure diagram that sandstone turns fan in civil engineering sand sifter..
In figure：1- babinets, 2- feeding-passages, 3- feed hoppers, 4- breaking means, 5- slide sand plate, the first springs of 6-, 7- fans
Plate, the second motors of 8-, 9- elastic connecting strips, 10- second springs, 11- fixed blocks, the first sieves of 12-, 13- thirds discharge port,
The second sieves of 14-, 15- supporting legs, the first discharge ports of 16-, 17- rattle balls, 18- cross bars, 19- guide rods, 20- disks, 21- electricity
Machine, 22- motion bars, 23- straight pins, 24- straight slots, 25- air-heaters, 26- tracheaes, 27- fumaroles.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution 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, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1~3, in the embodiment of the present invention, a kind of civil engineering sand sifter, including babinet 1, the first sieve
12 and second sieve 14, supporting leg is fixed on the angle of babinet 1 bottom four, and first outlet 16 is equipped among 1 bottom of babinet,
1 upper left quarter of babinet is equipped with feed hopper 3, and 3 bottom of feed hopper is connected with feeding-passage 2,2 other end of feeding-passage and 1 inner cavity of babinet
Connection, feeding-passage 2 is interior to be equipped with breaking means 4, and breaking means 4 include the first motor, agitating shaft and smash bar, the first motor peace
Loaded on 2 right side wall of feeding-passage, for the output shaft of the first motor by shaft coupling and stirring axis connection, agitating shaft left end passes through axis
Bearing and 2 inner left wall of feeding-passage are rotatablely connected, agitating shaft surface be equidistantly fixed with it is multigroup smash bar, start the first motor,
First motor drives stirring rod rotation, and stirring rod drive smashes bar rotation, smashes bar and smash the sandstone of caking, avoids screening not
Fully, 4 lower section of breaking means is located on 2 both sides inner wall of feeding-passage and is hinged with sliding sand plate 5, is fixed among sliding 5 bottom of sand plate
There is the first spring 6,6 other end of the first spring is fixedly connected with 2 side wall of feeding-passage, and sliding sand plate 5 with the first spring 6 by coordinating
Slow down the falling speed of sandstone, avoid sandstone fall it is too fast cause to screen insufficient, be located in babinet 1 immediately below feeding-passage 2
Turn fan equipped with sandstone, sandstone turn fan includes the second motor 8, installation axle, fan plate 7 and air-heater 25, the second motor 8 and is installed on babinet
On 1 front side wall, the output shaft of the second motor 8 is fixedly connected by shaft coupling with installation axle, and installation axle is rotatablely installed in babinet 1
Interior, installation shaft rear end is through 1 rear wall of babinet and extends to outside babinet 1, and the shaft part surface that installation axle is located in babinet 1 is circumferential
It is equidistant to be fixed with polylith fan plate 7, it fans the inner hollow equal with installation axle of plate 7 and the two inner cavity connects, installation shaft rear end is equipped with gas
Pipe 26, tracheae are rotatablely connected by bearing and installation axle, and the tracheae other end is connect with air-heater 25, and air-heater 25 is fixedly installed in
Be located on 1 rear wall of babinet, in the installation axle between two blocks of fan plates 7 and fan plate 7 surface be equidistantly uniformly provided with it is multiple
Fumarole 27, strainer is equipped in fumarole 27, and the mesh diameter of strainer is less than sandstone diameter, starts the second motor 8 and hot wind
Machine 25, the second motor 8 drive installation axle rotation, and installation axle drives fan plate 7 to rotate, sandstone is rotated down, further avoids falling
Sand excessive velocities cause to screen insufficient, while hot wind is delivered in tracheae 26 subsequently into installation axle by air-heater 25, by
The fumarole of installation axle and fan plate surface sprays, and sandstone is dried, and damp sand stone is avoided to block sieve mesh and influences work
Journey uses, and the 1 inner cavity top of babinet is equipped with the first sieve 12, and 12 right low left high of the first sieve is obliquely installed, the first sieve
12 right ends are hinged with 1 right side inner wall of babinet, and 12 right end of the first sieve is located at 1 right side wall of babinet equipped with second outlet 23, and first
12 lower section of sieve is equipped with the second sieve 14, the 14 right left low dip setting of height of the second sieve, 14 left end of the second sieve and 1 left side of babinet
Inner wall is hinged, and 14 left end of the second sieve is located at 1 left side wall of babinet and is exported equipped with third, and the mesh of the first sieve 12 is more than second
The other end far from hinge joint is respectively and fixedly provided with second spring 10 on the mesh of sieve 14, the first sieve 12 and the second sieve 14, the
Two springs, 10 other end is connect with fixed block 11, and fixed block 11 is fixed on 1 side wall of babinet, the first sieve 12 and the second sieve 14
Elastic connecting strip 9 is respectively connected between upper 1 inner wall of the other end and babinet far from hinge joint, elastic connecting strip 9 is rubber material,
Sandstone is avoided to be fallen by the gap between 1 inner wall of the first sieve 12 and the second sieve 14 and babinet, 23 lower section of second outlet is located at
Third motor 21 on 1 right side wall of babinet is installed, disk 20 is installed on the output shaft of third motor 21,20 front side of disk coordinates
Motion bar 22 is connected with, straight pin 23 is fixed on 20 leading flank of disk, offers what is coordinated with straight pin 23 on motion bar 22
Straight slot 24,22 upper and lower ends of motion bar are equipped with guide rod 19, and guide rod 19 is fixed on 1 right side wall of babinet, motion bar 22
Left side wall is fixed with cross bar 18, and 8 other end of cross bar is through 1 right side wall of babinet and extends in babinet 1, and 8 other end of cross bar is fixed
There is montant, montant upper and lower ends are respectively and fixedly provided with rattle balls 17, and upper and lower two rattle balls 17 are respectively at 12 bottom of the first sieve and
Two sieves, 14 upper contact starts third motor 21, and third motor 21 drives disk 20 to rotate, disk 20 by straight pin 23 with
The cooperation of straight slot 24 drives 22 side-to-side movement of motion bar, and motion bar 22 drives 18 side-to-side movement of cross bar, and cross bar 18 passes through montant band
17 side-to-side movement of dynamic rattle balls, rattle balls 17 drive the first sieve 12 and the second sieve about 14 by coordinating with second spring 10
It shakes, improves screening efficiency.
The present invention operation principle be：In the use of the present invention, start the first motor, the second motor 8,21 and of third motor
Air-heater 25 first adds in sandstone in feed hopper 3, and the first motor drives stirring rod rotation, and bar rotation is smashed in stirring rod drive,
It smashes bar to smash the sandstone of caking, avoids influencing to screen, smash rear sandstone and fall on sliding plate 5, sliding sand plate 5 is by with first
Spring 6, which coordinates, slows down the falling speed of sandstone, avoid sandstone fall it is too fast cause to screen insufficient, then sandstone falls on two pieces of fans
Between plate 7, the second motor 8 drives installation axle rotation, and installation axle drives fan plate 7 to rotate, sandstone is rotated down, is further avoided
Knockout excessive velocities cause to screen insufficient, while hot wind is delivered in tracheae 26 subsequently into installation axle by air-heater 25,
It is sprayed by the fumarole of installation axle and fan plate surface, sandstone is dried, damp sand stone is avoided to influence engineering and is used, sandstone is fallen on
On first sieve 12, the sandstone less than 12 mesh diameter of the first sieve is fallen on the second sieve 12, more than 12 mesh of the first sieve
The sandstone of diameter is directly discharged by second outlet 23, likewise, less than 14 mesh diameter of the second sieve sandstone by first outlet
16 discharges, the sandstone more than 12 mesh diameter of the second sieve are directly discharged by third outlet 13, carry out multistage screening, can be simultaneously
The sandstone for screening and dividing heap to place different-grain diameter, convenient for meeting different requirement of engineering, while third motor 21 drives 20 turns of disk
Dynamic, disk 20 drives 22 side-to-side movement of motion bar by the cooperation of straight pin 23 and straight slot 24, and motion bar 22 drives cross bar 18 left
Right movement, cross bar 18 drive 17 side-to-side movement of rattle balls by montant, and rattle balls 17 with the cooperation of second spring 10 by driving the
One sieve 12 and the second sieve 14 teetertotter, and improve screening efficiency.
It is obvious to a person skilled in the art that the present invention is not limited to the details of above-mentioned 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, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requirement rather than above description limit, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (5)
1. a kind of civil engineering sand sifter, including babinet（1）, the first sieve（12）With the second sieve（14）, feature exists
In the babinet（1）Bottom four is fixed with supporting leg, babinet on angle（1）First outlet is equipped among bottom（16）, babinet
（1）Upper left quarter is equipped with feed hopper（3）, feed hopper（3）Bottom is connected with feeding-passage（2）, feeding-passage（2）The other end and babinet
（1）Inner cavity connects, feeding-passage（2）It is interior to be equipped with breaking means（4）, breaking means（4）Including the first motor, agitating shaft and smash
Bar, the first motor are installed on feeding-passage（2）On right side wall, the output shaft of the first motor by shaft coupling and stirs axis connection,
Agitating shaft left end passes through bearing block and feeding-passage（2）Inner left wall is rotatablely connected, and agitating shaft surface is equidistantly fixed with multigroup beat
Broken bar, feeding-passage（2）It is located at breaking means on the inner wall of both sides（4）Lower section is hinged with sliding sand plate（5）, sliding sand plate（5）Bottom
Centre is fixed with the first spring（6）, the first spring（6）The other end and feeding-passage（2）Side wall is fixedly connected, feeding-passage（2）
Underface is located at babinet（1）The interior sandstone that is equipped with turns fan, and sandstone turns fan and includes the second motor（8）, installation axle, fan plate（7）And hot wind
Machine（25）, the second motor（8）Output shaft be fixedly connected by shaft coupling with installation axle, installation axle be rotatablely installed in babinet（1）
Interior, installation shaft rear end runs through babinet（1）Rear wall simultaneously extends to babinet（1）Outside, installation axle are located at babinet（1）Interior shaft part table
Face ring is fixed with polylith fan plate to equidistant（7）, fan plate（7）Inner hollow equal with installation axle and the two inner cavity connects, after installation axle
End is equipped with tracheae（26）, tracheae is rotatablely connected by bearing and installation axle, the tracheae other end and air-heater（25）Connection, it is described
It is located at two blocks of fan plates in installation axle（7）Between and fan plate（7）Surface is equidistantly uniformly provided with multiple fumaroles（27）, jet
Hole（27）Strainer is inside installed, the mesh diameter of strainer is less than sandstone diameter, the babinet（1）Inner cavity top is equipped with the first sieve
Net（12）, the first sieve（12）Right low left high is obliquely installed, the first sieve（12）Right end and babinet（1）Right side inner wall is hinged, the
One sieve（12）Right end is located at babinet（1）Right side wall is equipped with second outlet（23）, the first sieve（12）Lower section is equipped with the second sieve
Net（14）, the second sieve（14）The right left low dip setting of height, the second sieve（14）Left end and babinet（1）Inner left wall is hinged, the
Two sieves（14）Left end is located at babinet（1）Left side wall is exported equipped with third, the first sieve（12）Mesh be more than the second sieve
（14）Mesh, the first sieve（12）With the second sieve（14）The upper other end far from hinge joint is respectively and fixedly provided with second spring
（10）, second spring（10）The other end and fixed block（11）Connection, the first sieve（12）With the second sieve（14）It is upper separate hinged
The other end and babinet of point（1）Elastic connecting strip is respectively connected between inner wall（9）, elastic connecting strip（9）For rubber material, second
Outlet（23）Lower section is located at babinet（1）Third motor is installed on right side wall（21）, third motor（21）Output shaft on install
There is disk（20）, disk（20）Front side is connected with motion bar（22）, disk（20）Straight pin is fixed on leading flank（23）,
Motion bar（22）On offer and straight pin（23）The straight slot of cooperation（24）, motion bar（22）Upper and lower ends are equipped with guide rod
（19）, motion bar（22）Left side wall is fixed with cross bar（18）, cross bar（8）The other end runs through babinet（1）Right side wall simultaneously extends to case
Body（1）It is interior, cross bar（8）The other end is fixed with montant, and montant upper and lower ends are respectively and fixedly provided with rattle balls（17）, upper and lower two rattle balls
（17）Respectively at the first sieve（12）Bottom and the second sieve（14）Upper contact.
2. civil engineering sand sifter according to claim 1, which is characterized in that second motor（8）It is installed on
Babinet（1）On front side wall.
3. civil engineering sand sifter according to claim 1, which is characterized in that the air-heater（25）It is fixedly mounted
In babinet（1）On rear wall.
4. civil engineering sand sifter according to claim 1, which is characterized in that the fixed block（11）It is fixed on case
Body（1）On side wall.
5. civil engineering sand sifter according to claim 1, which is characterized in that the guide rod（19）It is fixed on case
Body（1）On right side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711214977.3A CN108160442B (en) | 2017-11-28 | 2017-11-28 | Sand screening device for civil engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711214977.3A CN108160442B (en) | 2017-11-28 | 2017-11-28 | Sand screening device for civil engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108160442A true CN108160442A (en) | 2018-06-15 |
| CN108160442B CN108160442B (en) | 2021-07-09 |
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ID=62524651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711214977.3A Active CN108160442B (en) | 2017-11-28 | 2017-11-28 | Sand screening device for civil engineering |
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| Country | Link |
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| CN (1) | CN108160442B (en) |
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| CN110975992A (en) * | 2019-11-25 | 2020-04-10 | 衡阳阳光陶瓷有限公司 | Ceramic raw material screening device for multistage vibration screening |
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| CN111672756A (en) * | 2020-07-31 | 2020-09-18 | 滁州学院 | Adjustable grid type circular large seed grading device |
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| CN112387595A (en) * | 2020-09-30 | 2021-02-23 | 湖南省展望生物科技发展有限公司 | Rapeseed vibration screening device for vegetable oil production and using method thereof |
| CN112387595B (en) * | 2020-09-30 | 2021-11-26 | 湖南省展望生物科技发展有限公司 | Rapeseed vibration screening device for vegetable oil production and using method thereof |
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| CN113649155A (en) * | 2021-08-20 | 2021-11-16 | 河南众和蓝图新型建材有限公司 | Machine-made sand production equipment and production process |
| CN114347199A (en) * | 2022-03-21 | 2022-04-15 | 联合优发生物质能源徐州有限公司 | Biomass particle raw material manufacturing bamboo wood crushing equipment |
| CN114347199B (en) * | 2022-03-21 | 2022-06-24 | 联合优发生物质能源徐州有限公司 | Biomass particle raw material manufacturing bamboo wood crushing equipment |
| CN115849794A (en) * | 2022-12-01 | 2023-03-28 | 中建八局第四建设有限公司 | Low-cost coarse aggregate UHPC and production facility thereof |
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