CN108014865A - A kind of packaged type has the coal reducing mechanism of dual crushing function - Google Patents
A kind of packaged type has the coal reducing mechanism of dual crushing function Download PDFInfo
- Publication number
- CN108014865A CN108014865A CN201711459392.8A CN201711459392A CN108014865A CN 108014865 A CN108014865 A CN 108014865A CN 201711459392 A CN201711459392 A CN 201711459392A CN 108014865 A CN108014865 A CN 108014865A
- Authority
- CN
- China
- Prior art keywords
- crushing
- welded
- pulverizing chamber
- chamber
- reducing mechanism
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/22—Crushing mills with screw-shaped crushing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
Abstract
The present invention provides the coal reducing mechanism that a kind of packaged type has dual crushing function, belong to chemical technology field.Including universal wheel；Bottom plate is provided with the top of the universal wheel；Stirring pulverizing chamber and vertical supporting rod are provided with the top of the bottom plate；The stirring pulverizing chamber is internally provided with reducing mechanism；Drainage conduit is provided with the left of stirring pulverizing chamber.The apparatus structure is simple, design is reasonable, easy to use；The setting of universal wheel, easy to which the device is moved, in order to staff's more convenient use device；The setting of crushing block, resetting apparatus and driving device, under the action of driving device, driving motor drives runner to be rotated, and drives crushing block to be moved downward, and pulverization process is carried out to material, under the action of resetting apparatus, crushing block is driven to move upwards so that crushing block is resetted, and drives crushing block to move downward again by driving motor, movement so is repeated, reaches the effect crushed to material.
Description
Technical field
The present invention relates to a kind of chemical industry equipment, is specifically that the coal that a kind of packaged type has dual crushing function crushes dress
Put.
Background technology
In Production in Chemical Plant, coal is very important a kind of fuel, during the work time, it is necessary to by coal feedstock
Pulverizer is sent into, carries out next step burning after crushing uniformly, existing pulverizer is various in style, and what is had is inconvenient for operation, has
Need manually to add raw material, some is also uneven completely with regard to out, crushing without crushing, and existing device is larger, it is difficult to will
Reducing mechanism carries out installation movement, is not easy to staff and the device is used.
The content of the invention
In view of the above shortcomings of the prior art, the technical problem to be solved in the present invention is to provide a kind of easy to remove, and energy
Enough thoroughly packaged types that crushes have the coal reducing mechanism of dual crushing function.
In order to solve the above technical problems, the present invention provides following technical solution：
A kind of packaged type has the coal reducing mechanism of dual crushing function, including universal wheel；Set at the top of the universal wheel
It is equipped with bottom plate；Stirring pulverizing chamber and vertical supporting rod are provided with the top of the bottom plate；The stirring pulverizing chamber is internally provided with
Reducing mechanism；The reducing mechanism is made of crushing motor, crushing shaft, screw blade, crushing cross bar and crushing montant；The powder
Broken axis is arranged on the inside center line of stirring pulverizing chamber, and left end is flexibly connected by bearing with stirring the left wall of pulverizing chamber, powder
The right end of broken axis is connected through the right wall of stirring pulverizing chamber with crushing motor；The crushing motor is fixed by screws in support
The right side of montant；The screw blade is welded on crushing shaft；The crushing montant is provided with multiple, and is uniformly welded on powder
The both sides up and down of broken axis；The crushing cross bar is provided with two, is symmetricly set on the both sides up and down of crushing shaft, and be welded on crushing
The upper and lower ends of montant；Drainage conduit is provided with the left of stirring pulverizing chamber；The drainage conduit is welded on the lower-left of stirring pulverizing chamber
Angle；Filter plate is provided with the top of stirring pulverizing chamber；The left and right ends of the filter plate are welded on the left and right two of stirring pulverizing chamber
On inner wall；Crushing chamber is provided with the top of filter plate；The crushing chamber is internally provided with crushing block；The top of the crushing block
It is provided with connecting rod；The bottom of the connecting rod is welded on the top of crushing block, and the bottom of support plate is welded at the top of connecting rod
Portion；The support plate is welded on the top of connecting rod, and the bottom of support plate is provided with resetting apparatus；The resetting apparatus is provided with
Two, the left and right sides of connecting rod is symmetricly set on, and is arranged between support plate and crushing chamber；Resetting apparatus by fixed seat,
Resetting spring and telescopic rod composition；The bottom of the fixed seat is welded on the top of crushing chamber；The bottom of the telescopic rod is set
The bottom of support plate is welded in the groove at the top of fixed seat, at the top of telescopic rod；The resetting spring is socketed in fixed seat
With the outside of telescopic rod；Sweep-up pipe is provided with the left of crushing chamber；The left side of pulverizing chamber is welded at the top of the sweep-up pipe, is inhaled
The bottom of dirt pipe is welded in drainage conduit；Feed hopper is provided with the right side of crushing chamber；The bottom of the feed hopper is welded on crushing
The right side of room；The bottom of the vertical supporting rod is welded on the right end of bottom plate；Support rail is provided with the top of vertical supporting rod；Support
The right end of cross bar is welded on the top of vertical supporting rod, and driving device is provided with the top of support rail；The driving device is by driving
Dynamic motor, connecting shaft and runner composition；The driving motor is fixed by screws in the top of support rail；The connecting shaft
Left end is connected with driving motor, and right end runner is connected；The runner is fixedly connected by fixed pin with connecting shaft；Support is perpendicular
Handle is provided with the right side of bar；The handle is welded on the right side of vertical supporting rod.
As the further improvement project of the present invention：Brake block is provided with the universal wheel；It is provided with the handle
Slip-proof glove.
As the further improvement project of the present invention：It is raised that several are provided with the crushing block；In the drainage conduit
It is provided with control valve.
As the further improvement project of the present invention：Dust suction pump is provided with the sweep-up pipe, dust suction pump is opened by control
Pass is connected with power supply.
As the further improvement project of the present invention：Set on the crushing shaft, screw blade, crushing cross bar and crushing montant
Wearing layer is equipped with, crushes and is provided with several through holes on cross bar.
Compared with prior art, the beneficial effects of the invention are as follows：
The apparatus structure is simple, design is reasonable, easy to use；The setting of universal wheel, easy to which the device is moved, in order to
Staff's more convenient use device；The setting of crushing block, resetting apparatus and driving device, in the effect of driving device
Under, driving motor drives runner to be rotated, and drives crushing block to be moved downward, and carries out pulverization process to material, is resetting
Under the action of device, crushing block is driven to move upwards so that crushing block is resetted, and crushing block is driven again by driving motor
Move downward, movement is so repeated, reach the effect crushed to material, the effect crushed again is reached to material；
Crush the material completed to be input in stirring pulverizing chamber by homogenizing plate, the setting of agitating device, can carry out second to material
Secondary pulverization process, under the action of stirring motor, under agitating shaft, screw blade, stirring cross bar and stirring montant drive, to thing
Material carries out pulverization process again, substantially increases the crushing effect of material.
Brief description of the drawings
Fig. 1 is the coal reducing mechanism structure diagram that packaged type has dual crushing function；
Fig. 2 is the reducing mechanism structure diagram in coal reducing mechanism of the packaged type with dual crushing function；
Fig. 3 is the resetting apparatus structure diagram in coal reducing mechanism of the packaged type with dual crushing function；
Fig. 4 is the driving device structure schematic diagram in coal reducing mechanism of the packaged type with dual crushing function；
In figure：1- universal wheels, 2- reducing mechanisms, 21- crush motor, 22- crushing shafts, 23- screw blades, 24- crush cross bar,
25- crushes montant, 3- handles, 4- filter plates, 5- feed hoppers, 6- resetting apparatuses, 61- fixed seats, 62- resetting springs, 63- and stretches
Bar, 7- vertical supporting rods, 8- support rails, 9- driving devices, 91- driving motor, 92- connecting shafts, 93- runners, 10- support plates,
11- connecting rods, 12- crushing blocks, 13- crushing chambers, 14- sweep-up pipes, 15- stirrings pulverizing chamber, 16- drainage conduits, 17- bottom plates.
Embodiment
The technical solution of this patent is described in more detail with reference to embodiment.
The embodiment of this patent is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or has the function of same or like element.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining this patent, and it is not intended that limitation to this patent.
In the description of this patent, it is to be understood that term " " center ", " on ", " under ", "front", "rear", " left side ",
The orientation or position relationship of the instruction such as " right side ", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are based on shown in the drawings
Orientation or position relationship, are for only for ease of description this patent and simplify and describe, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to this patent.
, it is necessary to illustrate in the description of this patent, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection ", " setting " should be interpreted broadly, for example, it may be being fixedly linked, setting or be detachably connected, set
Put, or be integrally connected, set.For the ordinary skill in the art, it can understand that above-mentioned term exists with concrete condition
Concrete meaning in this patent.
Referring to Fig. 1, present embodiments providing a kind of packaged type has the coal reducing mechanism of dual crushing function, bag
Include universal wheel 1；The top of the universal wheel 1 is provided with bottom plate 17；The top of the bottom plate 17 is provided with stirring 15 He of pulverizing chamber
Vertical supporting rod 7；The stirring pulverizing chamber 15 is internally provided with reducing mechanism 2；The left side of stirring pulverizing chamber 15 is provided with discharge
Pipe 16；The drainage conduit 16 is welded on the lower left corner of stirring pulverizing chamber 15；The top of stirring pulverizing chamber 15 is provided with filter plate 4；
The left and right ends of the filter plate 4 are welded on two inner wall of left and right of stirring pulverizing chamber 15；The top of filter plate 4 is provided with crushing
Chamber 13；The crushing chamber 13 is internally provided with crushing block 12；The top of the crushing block 12 is provided with connecting rod 11；The company
The bottom of extension bar 11 is welded on the top of crushing block 12, and the top of connecting rod 11 is welded on the bottom of support plate 10；The support
Plate 10 is welded on the top of connecting rod 11, and the bottom of support plate 10 is provided with resetting apparatus 6；The resetting apparatus 6 is provided with two
It is a, the left and right sides of connecting rod 11 is symmetricly set on, and be arranged between support plate 10 and crushing chamber 13；The left side of crushing chamber 13
It is provided with sweep-up pipe 14；The top of the sweep-up pipe 14 is welded on the left side of crushing chamber 13, and the bottom of sweep-up pipe 14 is welded on row
In expects pipe 16；The right side of crushing chamber 13 is provided with feed hopper 5；The bottom of the feed hopper 5 is welded on the right side of pulverizing chamber；It is described
The bottom of vertical supporting rod 7 is welded on the right end of bottom plate 17；The top of vertical supporting rod 7 is provided with support rail 8；Support rail 8
Right end is welded on the top of vertical supporting rod 7, and the top of support rail 8 is provided with driving device 9；The right side of vertical supporting rod 7 is set
There is handle 3；The handle 3 is welded on the right side of vertical supporting rod 7；Universal wheel 1 is easy to move the device, in order to reach
The position more adapted to, facilitates staff to work；Bottom plate 17 is used to support the device, and can ensure the steady of the device
It is qualitative；The setting of stirring pulverizing chamber 15 can crush material again, improve the crushing quality of material；Filter plate 4 is just
Uniformly it is input in stirring pulverizing chamber 15 in the material after by crushing；Crushing block 12 is used to crush material, connecting rod
11 are used to connect support plate 10 and crushing block 12；Sweep-up pipe 14 is used for the dust absorbing that will be produced in crushing process, and with crushing
The material of completion is moved from drainage conduit 16 and discharged, and substantially increases the utilization rate of material；Feed hopper 5 is used to put together material
It is input in crushing chamber 13, support rail 8 is used to support driving device 9, device easy to remove of handle 3, in order to more preferable
Use the device.
Referring to Fig. 2, in the present invention, the reducing mechanism 2 is by crushing motor 21, crushing shaft 22, screw blade 23, crushing
Cross bar 24 and crushing montant 25 form；The crushing shaft 22 is arranged on the inside center line of stirring pulverizing chamber 15, and left end passes through
Bearing is flexibly connected with stirring the left wall of pulverizing chamber 15, and the right end of crushing shaft 22 is through the right wall and crushing electricity for stirring pulverizing chamber 15
Machine 21 is connected；The right side for crushing motor 21 and being fixed by screws in vertical supporting rod 7；The screw blade 23 is welded on powder
On broken axis 22；The crushing montant 25 is provided with both sides up and down that are multiple, and being uniformly welded on crushing shaft 22；It is described to crush horizontal stroke
Bar 24 is provided with two, is symmetricly set on the both sides up and down of crushing shaft 22, and is welded on the upper and lower ends for crushing montant 25；For
Material is crushed, substantially increases the crushing effect of material；Motor 21 is crushed to be used to provide power for the device；Crushing shaft
22nd, the setting of screw blade 23, crushing cross bar 24 and crushing montant 25 is used to carry out pulverization process to material, improves the powder of material
Broken quality.
Referring to Fig. 3, in the present invention, the resetting apparatus 6 is made of fixed seat 61, resetting spring 62 and telescopic rod 63；
The bottom of the fixed seat 61 is welded on the top of crushing chamber 13；The bottom of the telescopic rod 63 is arranged on the top of fixed seat 61
In groove, the top of telescopic rod 63 is welded on the bottom of support plate 10；The resetting spring 62 is socketed in fixed seat 61 and stretches
The outside of bar 63；For crushing block 12 to be crushed, pulverization process can be continuously carried out, substantially increases the crushing of material
Quality.
Referring to Fig. 4, in the present invention, the driving device 9 is made of driving motor 91, connecting shaft 92 and runner 93；Institute
State the top that driving motor 91 is fixed by screws in support rail 8；The left end of the connecting shaft 92 is connected with driving motor 91
Connect, right end runner 93 is connected；The runner 93 is fixedly connected by fixed pin with connecting shaft 92；For drive crushing block 12 into
Row moves downward, and material is crushed；Driving motor 91 is used to provide power for the device.
The present invention operation principle be：During work, staff moves the device into appropriate position by handle 3,
Then material is input in crushing chamber 13 from feed hopper 5, opens driving motor 91, drive runner 93 to be moved so that powder
Fragment 12 moves downward, so as to drive crushing block 12 to carry out pulverization process to material, substantially increases the crushing effect of material；Powder
The material of broken completion is dropped in stirring pulverizing chamber 15 from filter plate 4, while is opened and crushed motor 21 and drive crushing shaft 22, spiral
Blade 23, crush cross bar 24 and crush montant 25 and moved, and crushing again is carried out to material；Sweep-up pipe 14 can be in dust suction
Under the action of pump, the dust absorbing in crushing chamber 13 is fallen, and the material completed with crushing together is discharged from drainage conduit 16.
It should be noted that this patent is not limited to above two embodiment.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, can also be on the premise of this patent objective not be departed from the knowledge that one skilled in the relevant art possesses
Make a variety of changes.
Claims (5)
1. a kind of packaged type has the coal reducing mechanism of dual crushing function, including universal wheel（1）；It is it is characterized in that described
Universal wheel（1）Top be provided with bottom plate（17）；The bottom plate（17）Top be provided with stirring pulverizing chamber（15）It is perpendicular with support
Bar（7）；The stirring pulverizing chamber（15）Be internally provided with reducing mechanism（2）；The reducing mechanism（2）By crushing motor
（21）, crushing shaft（22）, screw blade（23）, crush cross bar（24）With crushing montant（25）Composition；The crushing shaft（22）If
Put in stirring pulverizing chamber（15）Inside center line on, left end pass through bearing with stirring pulverizing chamber（15）Left wall be flexibly connected,
Crushing shaft（22）Right end through stirring pulverizing chamber（15）Right wall with crush motor（21）It is connected；The crushing motor（21）
It is fixed by screws in vertical supporting rod（7）Right side；The screw blade（23）It is welded on crushing shaft（22）On；Described crush is erected
Bar（25）It is provided with multiple, and is uniformly welded on crushing shaft（22）Both sides up and down；The crushing cross bar（24）It is provided with two
It is a, it is symmetricly set on crushing shaft（22）Both sides up and down, and be welded on crushing montant（25）Upper and lower ends；Stir pulverizing chamber
（15）Left side be provided with drainage conduit（16）；The drainage conduit（16）It is welded on stirring pulverizing chamber（15）The lower left corner；Stir powder
Broken room（15）Top be provided with filter plate（4）；The filter plate（4）Left and right ends be welded on stirring pulverizing chamber（15）A left side
On right two inner walls；Filter plate（4）Top be provided with crushing chamber（13）；The crushing chamber（13）Be internally provided with crushing block
（12）；The crushing block（12）Top be provided with connecting rod（11）；The connecting rod（11）Bottom be welded on crushing block
（12）Top, connecting rod（11）Top be welded on support plate（10）Bottom；The support plate（10）It is welded on connecting rod
（11）Top, support plate（10）Bottom be provided with resetting apparatus（6）；The resetting apparatus（6）Two are provided with, is symmetrically set
Put in connecting rod（11）The left and right sides, and be arranged on support plate（10）And crushing chamber（13）Between；Resetting apparatus（6）By fixing
Seat（61）, resetting spring（62）And telescopic rod（63）Composition；The fixed seat（61）Bottom be welded on crushing chamber（13）Top
Portion；The telescopic rod（63）Bottom be arranged on fixed seat（61）In the groove at top, telescopic rod（63）Top be welded on branch
Fagging（10）Bottom；The resetting spring（62）It is socketed in fixed seat（61）And telescopic rod（63）Outside；Crushing chamber（13）
Left side be provided with sweep-up pipe（14）；The sweep-up pipe（14）Top be welded on crushing chamber（13）Left side, sweep-up pipe（14）
Bottom be welded on drainage conduit（16）On；Crushing chamber（13）Right side be provided with feed hopper（5）；The feed hopper（5）Bottom
It is welded on the right side of pulverizing chamber；The vertical supporting rod（7）Bottom be welded on bottom plate（17）Right end；Vertical supporting rod（7）Top
Portion is provided with support rail（8）；Support rail（8）Right end be welded on vertical supporting rod（7）Top, support rail（8）Top
Portion is provided with driving device（9）；The driving device（9）By driving motor（91）, connecting shaft（92）And runner（93）Composition；Institute
State driving motor（91）It is fixed by screws in support rail（8）Top；The connecting shaft（92）Left end with driving motor
（91）It is connected, right end runner（93）It is connected；The runner（93）Pass through fixed pin and connecting shaft（92）It is fixedly connected；Support
Montant（7）Right side be provided with handle（3）；The handle（3）It is welded on vertical supporting rod（7）Right side.
2. packaged type according to claim 1 has the coal reducing mechanism of dual crushing function, it is characterized in that, it is described
Universal wheel（1）On be provided with brake block；The handle（3）On be provided with slip-proof glove.
3. packaged type according to claim 1 or 2 has the coal reducing mechanism of dual crushing function, it is characterized in that,
The crushing block（12）On to be provided with several raised；The drainage conduit（16）On be provided with control valve.
4. packaged type according to claim 1 or 2 has the coal reducing mechanism of dual crushing function, it is characterized in that,
The sweep-up pipe（14）On be provided with dust suction pump, dust suction pump is connected by controlling switch with power supply.
5. packaged type according to claim 1 or 2 has the coal reducing mechanism of dual crushing function, it is characterized in that,
The crushing shaft（22）, screw blade（23）, crush cross bar（24）With crushing montant（25）On be provided with wearing layer, crush cross bar
（24）On be provided with several through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711459392.8A CN108014865A (en) | 2017-12-28 | 2017-12-28 | A kind of packaged type has the coal reducing mechanism of dual crushing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711459392.8A CN108014865A (en) | 2017-12-28 | 2017-12-28 | A kind of packaged type has the coal reducing mechanism of dual crushing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108014865A true CN108014865A (en) | 2018-05-11 |
Family
ID=62072019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711459392.8A Pending CN108014865A (en) | 2017-12-28 | 2017-12-28 | A kind of packaged type has the coal reducing mechanism of dual crushing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108014865A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109109158A (en) * | 2018-09-06 | 2019-01-01 | 福建坪方数建筑材料有限公司 | A kind of recycled aggregate prepares the process units and its production technology of premixing dry-mixed mortar |
| CN110142121A (en) * | 2019-04-17 | 2019-08-20 | 陈娜娜 | A kind of energy-saving and environment-friendly soot device for pulverizing rubbish |
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| CN107051318A (en) * | 2017-06-06 | 2017-08-18 | 刘德平 | A kind of road and bridge construction material mixed configuration device |
| CN107282190A (en) * | 2017-07-13 | 2017-10-24 | 孙小荣 | A kind of recovery lapping device for building fracture |
| CN206597591U (en) * | 2017-02-24 | 2017-10-31 | 宁夏宁平炭素有限责任公司 | A kind of coal crushes anti-splash device |
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| JP3421623B2 (en) * | 2000-01-17 | 2003-06-30 | 株式会社御池鐵工所 | Waste gypsum board recycling equipment |
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| CN206372754U (en) * | 2017-01-10 | 2017-08-04 | 山东飞越钢结构工程有限公司 | One kind, which has, to be crushed and dedusting function building coating production equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109109158A (en) * | 2018-09-06 | 2019-01-01 | 福建坪方数建筑材料有限公司 | A kind of recycled aggregate prepares the process units and its production technology of premixing dry-mixed mortar |
| CN109109158B (en) * | 2018-09-06 | 2020-12-04 | 福建坪方数建筑材料有限公司 | Production device and production process for preparing premixed dry-mixed mortar from recycled aggregate |
| CN110142121A (en) * | 2019-04-17 | 2019-08-20 | 陈娜娜 | A kind of energy-saving and environment-friendly soot device for pulverizing rubbish |
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Application publication date: 20180511 |
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| RJ01 | Rejection of invention patent application after publication |