CN111889362A - Three-dimensional modularization screening building device - Google Patents
Three-dimensional modularization screening building device Download PDFInfo
- Publication number
- CN111889362A CN111889362A CN202010820134.3A CN202010820134A CN111889362A CN 111889362 A CN111889362 A CN 111889362A CN 202010820134 A CN202010820134 A CN 202010820134A CN 111889362 A CN111889362 A CN 111889362A
- Authority
- CN
- China
- Prior art keywords
- vibrating screen
- screening building
- vibrating
- screening
- building
- 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
Images
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
- 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
- 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
- B08B15/007—Fume suction nozzles arranged on a closed or semi-closed surface, e.g. on a circular, ring-shaped or rectangular surface adjacent the area where fumes are produced
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The application relates to a three-dimensional modular screening building device which comprises a vibrating screen, wherein the vibrating screen is used for vibrating and screening crushed aggregate products; the screening building is provided with a plurality of vibrating screens in a vertical layered manner; the slide way is movably and fixedly connected with the vibrating screen. The aggregate vibrating screen effectively avoids the defects that in the prior art, conveying equipment such as vibrating screens for vibrating screening mechanism aggregates are arranged by planes and occupy large area, belt conveyors arranged in a crossed mode on site and the like are disorderly, so that the maintenance, cleaning and management are difficult, the production environment is poor, and the effect of dust removal facilities is poor due to the fact that the occupied area is too large.
Description
Technical Field
The application relates to the technical field of screening buildings, in particular to a three-dimensional modular screening building device.
Background
In recent years, the production process of aggregate such as sandstone is rapidly developed, the processing process of machine-made aggregate is mature day by day, and particularly, the process of machine-made sand is combined by various processes to produce finished sand with different requirements. The crushing, screening and shaping processes of the machine-made aggregate are mature day by day, and a good foundation is laid for the stable quality and the grading combination of the aggregate.
However, in the existing high-machine-hour and high-yield crushed aggregate screening system, the yield requirement can be met only by combining a plurality of vibration sieves. Along with the popularization and application of high-performance concrete, the requirement on fine aggregate is higher and higher, the particle size range of the product is more refined, and the particle size range of some sandstone aggregates is required to be more than 6, such as the particle size specification of stones is 5mm-10mm, 10mm-16mm, 16mm-20mm, 20mm-25mm, 25mm-31.5mm and 31.5mm-40 mm; the grain size specification of the sand is 0.05mm-0.15mm, 0.15mm-0.3mm, 0.3mm-0.6mm, 0.6mm-1.18mm, 1.18mm-2.3mm6, 2.36mm-4.75 mm; if sand is used as the product at the same time, the size of the screen is increased. In addition, the wide application of high-performance concrete also provides stones with the specification of 6.7mm and 13.2mm for the aggregate grain size grading. At present, vibrating screens are arranged mostly by plane arrangement, broken materials are required to be returned by the surplus materials of each vibrating screen, various specifications of produced finished products are conveyed out through conveying equipment, conveying equipment such as belt conveyors arranged in a crossed mode on site are disorderly and randomly and criss-cross, like spider nets, the difficulty is brought to maintenance, cleaning and management, the plane arrangement is realized, the occupied area is large, a large and high factory building is required to be covered, the production environment is poor, and the effect of air quality on the basis of the large dedusting facility of the factory building area is poor.
Disclosure of Invention
In order to solve the problems, the application provides a three-dimensional modular screening building device which effectively avoids the defects that conveying equipment such as belt conveyors and the like which occupy large area and are arranged in a crossed manner on site by plane arrangement in the prior art have no disorder to maintain, clean and manage and bring difficulty, poor production environment and poor effect of dust removal facilities due to too large occupied area on the air quality.
In order to overcome the not enough among the prior art, this application provides a solution of three-dimensional modularization screening building device, specifically as follows:
a stereoscopic modular screening building apparatus, comprising:
the vibrating screen is used for vibrating and screening the crushed aggregate products;
the screening building is provided with a plurality of vibrating screens in a vertical layered manner;
the slide way is movably and fixedly connected with the vibrating screen.
According to the embodiment of the application, the structure that vertical layering is provided with a plurality of shale shakers in the screening building includes:
the screening building is vertically and upwardly divided into a plurality of floors, and each floor is provided with a vibrating screen; all the vibrating screen columns are arranged in each floor.
According to the embodiment of the application, the skeleton of screening building is multilayer steel structural framework or reinforced concrete frame structure, uses high-strength bolt to connect between the adjacent steel structural framework, steel structural framework's outer wall all seals with the various steel sheet of sandwich.
According to the embodiment of the application, the stairs are installed in the space at the rear end of the slide way between the floors.
According to an embodiment of the application, the structure that is movably fixed with the vibrating screen on the slide comprises:
each floor is provided with a slide way, one end of each slide way extends into a stair space, the other end of each slide way extends into the floor, and the bottom of each vibrating screen is movably connected onto the corresponding slide way through a roller or a sliding block.
According to the embodiment of the application, three-dimensional modularization screening building device still includes:
the dust remover is arranged on the top wall of the screening building, and an air suction port of the dust remover penetrates through the top wall of the screening building to be communicated with the inside of the screening building.
According to the embodiment of the application, three-dimensional modularization screening building device still includes:
the feeding device of the vibrating screen comprises a plurality of steady flow bins arranged on the top wall of the screening building, the bottoms of the steady flow bins are communicated with inlets of belt weighers arranged on each floor through feeding slide pipes respectively, outlets of the belt weighers are communicated with inlets of the vibrating screen, and the inlets of the vibrating screens are provided with corresponding belt weighers for quantitatively feeding the vibrating screens.
According to the embodiment of the application, three-dimensional modularization screening building device still includes:
the discharging device comprises discharging chutes, the discharging chutes are the same in number and correspond to one another in number in a plurality of outlets of the vibrating screen, the outlets of the vibrating screen are communicated with inlets of the corresponding discharging chutes, and the outlets of the discharging chutes are connected with conveying equipment configured according to corresponding product specifications.
According to the embodiment of the application, the screening stories can be arranged in an up-and-down parallel arrangement or an up-and-down staggered arrangement according to the variety and specification of products and the output per hour.
The beneficial effect of this application does:
the vibrating screens are vertically arranged in layers in the screening building, so that limited ground space can be effectively saved for arranging the vibrating screens, the vertically upward expansion space of the screening building is fully utilized, and the defect that the space occupied by the plurality of vibrating screens for screening crushed aggregate products is too large when the vibrating screens are flatly laid on the ground on site in the prior art is effectively overcome; the vibrating screen can be slid out of the original position to the spatial position of the stairs on the slide way, so that the vibrating screen can be conveniently and flexibly moved, the installation and the maintenance of the vibrating screen are facilitated, and the defects that the vibrating screen is fixed on the ground and inconvenient to move, a truck crane is difficult to enter during maintenance and the installation and the maintenance of the vibrating screen are not facilitated in the prior art are effectively overcome. Through the independent dust remover of every shale shaker of operation, the dust that produces during shale shaker vibration screening mechanism aggregate in time removes dust, and through the small-size clean dust remover in roof in addition, right to screening building whole dust removal in the building room under the relative confined environment, the point of leaking out is few, and it is more convenient and easy to remove dust, has effectively avoided because of area is too big among the prior art, the spacious dust removal facility of factory building defect that the effect is not good. Thus, negative pressure is often formed in the screening building by air suction and dust removal; and the ash can not be emitted outwards.
Drawings
Fig. 1 is a schematic front view of a vertical modular screening building apparatus according to the present application arranged vertically in parallel.
Fig. 2 is a schematic side view of the vertical modular screening building apparatus of the present application arranged vertically in parallel.
Fig. 3 is a side schematic view of another staggered arrangement of the modular screening floor apparatus of the present application.
Detailed Description
The present application will be further described with reference to the accompanying drawings and examples.
At present, vibrating screens are arranged mostly by plane arrangement, large materials left by each vibrating screen need to be returned to conveying equipment required for re-crushing, various produced specification finished products are conveyed out by the conveying equipment configured by corresponding product specifications, conveying equipment such as belt conveyors and the like which are arranged in a site cross mode are disorderly and criss-cross mode, like a spider net, difficulty is brought to maintenance, cleaning and management, and the plane arrangement is large, a large and high factory building needs to be covered, the production environment is poor, and the effect of dust removal facilities for the air quality due to the fact that the factory building area is too large is poor. The feeding of the screening building device can be carried out by using the same lifting device, and each kind of same finished product of each kind of mechanism aggregate can be collected to the same conveying device corresponding to the product specification through the discharging chute.
As shown in fig. 1-3, a three-dimensional modular screening building apparatus includes:
the vibrating screen 1 is used for vibrating and screening crushed aggregate products;
the screening building 2 is provided with a plurality of vibrating screens 1 in a vertical layered mode;
the slide way 3 is movably connected with the vibrating screen 1 on the slide way 3. Therefore, the plurality of vibrating screens 1 are vertically arranged in layers in the screening building, and the bases of the vibrating screens are fixedly arranged on the slide ways, so that the limited ground space can be effectively saved for arranging the vibrating screens 1, the vertically upward expansion space of the screening building is fully utilized, and the defect that the space occupied by the plurality of vibrating screens for screening crushed aggregate products is too large when the vibrating screens are laid on the ground on site in the prior art is effectively overcome; can impel shale shaker 1 or pull out on the slide 3, just so can make things convenient for the nimble removal of shale shaker 1, do benefit to its installation and maintenance, effectively avoided among the prior art shale shaker to fix and remove inconveniently subaerial, the truck-mounted crane is difficult to get into, is unfavorable for its defect of installation and maintenance. Vertical layering is provided with a plurality of shale shakers 1's structure in the screening building, include: the screening building 2 is vertically and upwardly divided into a plurality of floors, and each floor is provided with a vibrating screen 1; all the vibrating screens 1 are arranged vertically in each of said floors. The skeleton of screening building 2 is multilayer cuboid steel structural framework or reinforced concrete frame, uses high-strength bolt to connect between the adjacent steel structural framework, does benefit to industrial production and on-the-spot concatenation like this, steel structural framework's outer wall all seals with the various steel sheet of sandwich. Such enclosed construction can to a certain extent through the dust remover with indoor air suction become the negative pressure, reduces the external raise dust. And stairs 2-4 are arranged in the space at the rear end of the slide way between the floors, namely the feeding end of the vibrating screen. The chute extends from the shaker mounting location to a stair space location so that the shaker slid thereto can be serviced.
The structure that is mobilizable fixed connection shale shaker 1 on slide 3 includes: each floor is provided with a slideway 2-3, a stair is installed in the rear end space of each slideway 2-3, and the slideway of the vibrating screen extends to the spatial position of the stair from the installation position of the vibrating screen, so that the vibrating screen sliding to the position can be overhauled. The other end of the slideway 2-3 extends to the space position of the stairs in the floor, and the bottom of the bracket of the vibrating screen is fixedly connected with the slideway of the corresponding floor and can be pushed in or pulled out by moving a roller or a sliding block on the slideway. That is to say, every floor has all installed the slide that is used for the business turn over of shale shaker 1, is convenient for maintain and overhaul certain shale shaker, and the feed arrangement that only needs to demolish this shale shaker at most can take out the shale shaker, does not also influence the production of other shale shakers. Three-dimensional modularization screening building device still includes: the dust remover 5 is arranged on the top wall of the screening building 2, an air suction port of the dust remover 5 penetrates through the top wall of the screening building 2 to be communicated with dust collection covers of the vibrating sieves 1 in the screening building 2, and the top wall of the screening building 2 is additionally provided with a cleaning dust remover. Like this through the clean dust remover of operation, just can be through its induction port take the dust in the screening building 2 out and detach screening building 2 wholly removes dust under the relatively confined environment, and the point of leaking out is few, and it is more convenient and easy to remove dust, has effectively avoided among the prior art because of the too big dust removal facility effect of area is not good defect. Thus, negative pressure is often formed in the screening building by air suction and dust removal; and the ash can not be emitted outwards.
Three-dimensional modularization screening building device still includes:
the feeding device of the vibrating screen comprises a plurality of steady flow bins 6 which are arranged on the top wall of the screening building 2 and are as many as the floors, the bottoms of the steady flow bins 6 are respectively communicated with inlets of belt weighers 7 arranged on the floors through feeding slide pipes, outlets of the belt weighers are communicated with inlets of the vibrating screen, and the inlets of the vibrating screen are provided with corresponding belt weighers for quantitatively feeding the vibrating screen. Therefore, the machine-made aggregate is lifted to the steady flow bin 6 through the lifting equipment, poured into the steady flow bin 6, sent into the inlet of the belt weigher 7 through the bottom of the steady flow bin 6, and finally enters the vibrating screen 1 after being conveyed to the outlet of the belt weigher 7 through the belt weigher 7, and the machine-made aggregate on the conveying belt can be weighed through the belt weigher.
Three-dimensional modularization screening building device still includes: discharging device, discharging device includes ejection of compact elephant trunk 8, the quantity of a plurality of exports of shale shaker 1 is the same and the one-to-one with ejection of compact elephant trunk 8 quantity, the export of shale shaker 1 communicates with each other rather than the entry of the ejection of compact elephant trunk 8 that corresponds, the export of ejection of compact elephant trunk 8 meets with the configuration conveying equipment that the specification of product corresponds, and the export of the ejection of compact elephant trunk 8 of the same specification product meets with same conveying equipment, and the slide roll-off or push can be followed to the frame of shale shaker, and it overhauls the maintenance to be convenient for. And then, starting the vibrating screen 1 to vibrate the screening machine to prepare aggregates to the outlet of the vibrating screen 1, and conveying the aggregates to corresponding conveying equipment through the inlet of the corresponding discharging chute 8 for conveying. The chute of the vibrating screen extends from the vibrating screen mounting position to the stair space position, so that the vibrating screen sliding thereto can be overhauled. The screening building 2 can be arranged in parallel up and down or staggered up and down according to the variety and specification of products and the machine hour yield, and the machine hour yield can be ensured only by 2-3 vibrating screens. The semi-finished products screened out by the primary vibrating screen at the uppermost layer are used as raw materials of the secondary vibrating screen to enter the secondary vibrating screen at the lower layer to continuously screen out finished products with 3-4 specifications.
The present application has been described above in an illustrative manner by way of embodiments, and it will be understood by those skilled in the art that the present disclosure is not limited to the embodiments described above, and various changes, modifications and substitutions may be made without departing from the scope of the present application.
Claims (9)
1. A three-dimensional modularization screening building device which is characterized by comprising:
the vibrating screen is used for vibrating and screening the crushed aggregate products;
the screening building is provided with a plurality of vibrating screens in a vertical layered manner;
the slide way is movably and fixedly connected with the vibrating screen.
2. A modular screening building apparatus as claimed in claim 1, wherein the structure of a plurality of vibrating screens is vertically layered in the screening building, comprising:
the screening building is vertically and upwardly divided into a plurality of floors, and each floor is provided with a vibrating screen; all the vibrating screen columns are arranged in each floor.
3. A stereoscopic modular screening building device according to claim 2, wherein the framework of the screening building is a multi-layer steel structure frame or a reinforced concrete frame, adjacent steel structure frames are connected through high-strength bolts, and outer walls of the steel structure frames are sealed through sandwich color steel plates.
4. A modular screening building installation according to claim 2, wherein a staircase is installed in the space at the rear end of the slide between each of said floors.
5. A modular screening building apparatus as recited in claim 2 wherein said structure for removably securing said vibrating screen to said chute comprises:
each floor is provided with a slide way, one end of each slide way extends into a stair space, the other end of each slide way extends into the floor, and the bottom of each vibrating screen is movably connected onto the corresponding slide way through a roller or a sliding block.
6. A modular screening building unit as recited in claim 2, further comprising:
the dust remover is arranged on the top wall of the screening building, and an air suction port of the dust remover penetrates through the top wall of the screening building to be communicated with the inside of the screening building.
7. A modular screening building unit as recited in claim 2, further comprising:
the feeding device of the vibrating screen comprises a plurality of steady flow bins arranged on the top wall of the screening building, the bottoms of the steady flow bins are communicated with inlets of belt weighers arranged on each floor through feeding slide pipes respectively, outlets of the belt weighers are communicated with inlets of the vibrating screen, and the inlets of the vibrating screens are provided with corresponding belt weighers for quantitatively feeding the vibrating screens.
8. A modular screening building unit as recited in claim 2, further comprising:
the discharging device comprises discharging chutes, the number of a plurality of outlets of the vibrating screen is the same as that of the discharging chutes, the outlets of the vibrating screen are in one-to-one correspondence with the inlets of the discharging chutes corresponding to the outlets of the vibrating screen, and the outlets of the discharging chutes are connected with corresponding product conveying equipment.
9. A modular screening building apparatus as claimed in claim 2, wherein said screening building can be arranged in parallel up and down or staggered up and down according to product variety and specification and machine hour output.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010820134.3A CN111889362A (en) | 2020-08-14 | 2020-08-14 | Three-dimensional modularization screening building device |
| PCT/CN2020/110424 WO2022032708A1 (en) | 2020-08-14 | 2020-08-21 | Vertical-type modular screening tower apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010820134.3A CN111889362A (en) | 2020-08-14 | 2020-08-14 | Three-dimensional modularization screening building device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111889362A true CN111889362A (en) | 2020-11-06 |
Family
ID=73229096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010820134.3A Pending CN111889362A (en) | 2020-08-14 | 2020-08-14 | Three-dimensional modularization screening building device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111889362A (en) |
| WO (1) | WO2022032708A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117816139B (en) * | 2024-01-18 | 2024-06-28 | 江苏神鹤科技发展有限公司 | Adsorbent desorption regenerating unit |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100697703B1 (en) * | 2005-08-17 | 2007-03-20 | 한국전력공사 | Large Automatic Aggregate Sieve Testing Machine |
| CN102211359A (en) * | 2011-05-05 | 2011-10-12 | 葛洲坝集团第五工程有限公司 | Combined type screening building |
| CN206123945U (en) * | 2016-10-25 | 2017-04-26 | 上海砼力人工砂装备有限公司 | Three -dimensional system sand building |
| CN207242778U (en) * | 2017-07-07 | 2018-04-17 | 中冶长天国际工程有限责任公司 | One kind sintering screening system |
| EP3375536A1 (en) * | 2017-03-13 | 2018-09-19 | CDE Global Limited | Apparatus for washing and grading sand and aggregate |
| CN108393177B (en) * | 2018-02-09 | 2019-12-13 | 中冶宝钢技术服务有限公司 | Ground sediment processing lines |
| CN111036370A (en) * | 2019-12-31 | 2020-04-21 | 中冶宝钢技术服务有限公司 | Production method of multi-specification steel slag aggregate |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204685502U (en) * | 2015-06-01 | 2015-10-07 | 南通天蓝环保能源成套设备有限公司 | Multi-functional sealing type aggregate gradation building |
| CN208758024U (en) * | 2018-08-24 | 2019-04-19 | 云南省水利水电工程有限公司 | A kind of asphalt concrete aggregate separation device |
| CN209318131U (en) * | 2018-12-07 | 2019-08-30 | 潘小丽 | A kind of sand sieving machine of high-rise building construction |
| CN210546312U (en) * | 2019-09-21 | 2020-05-19 | 河北宏业公路建材有限公司 | Aggregate separator of asphalt concrete |
-
2020
- 2020-08-14 CN CN202010820134.3A patent/CN111889362A/en active Pending
- 2020-08-21 WO PCT/CN2020/110424 patent/WO2022032708A1/en not_active Ceased
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100697703B1 (en) * | 2005-08-17 | 2007-03-20 | 한국전력공사 | Large Automatic Aggregate Sieve Testing Machine |
| CN102211359A (en) * | 2011-05-05 | 2011-10-12 | 葛洲坝集团第五工程有限公司 | Combined type screening building |
| CN206123945U (en) * | 2016-10-25 | 2017-04-26 | 上海砼力人工砂装备有限公司 | Three -dimensional system sand building |
| EP3375536A1 (en) * | 2017-03-13 | 2018-09-19 | CDE Global Limited | Apparatus for washing and grading sand and aggregate |
| CN207242778U (en) * | 2017-07-07 | 2018-04-17 | 中冶长天国际工程有限责任公司 | One kind sintering screening system |
| CN108393177B (en) * | 2018-02-09 | 2019-12-13 | 中冶宝钢技术服务有限公司 | Ground sediment processing lines |
| CN111036370A (en) * | 2019-12-31 | 2020-04-21 | 中冶宝钢技术服务有限公司 | Production method of multi-specification steel slag aggregate |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022032708A1 (en) | 2022-02-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112058450B (en) | Intelligent vertical mill production process and production device for aggregate | |
| CN101549351B (en) | Building refuse treatment regeneration system | |
| CN104549619B (en) | Dry-method sand manufacturing production line and sand method processed | |
| CN210675455U (en) | Building-type sand production system | |
| CN201511034U (en) | Construction waste treatment recycling system | |
| CN112439530A (en) | Fine granite machine-made sandstone aggregate production line and process flow thereof | |
| CN105195288A (en) | Building standing type gravel production system and gravel production method | |
| CN206123945U (en) | Three -dimensional system sand building | |
| CN209968622U (en) | Aggregate screening, storage and sand making system | |
| CN211802998U (en) | A screening system for recycled aggregate is retrieved | |
| CN221360182U (en) | Multipurpose dry-type top-quality grit aggregate building production system | |
| CN111889362A (en) | Three-dimensional modularization screening building device | |
| CN220195096U (en) | Building type sand and stone aggregate integrated equipment capable of producing coarse and fine aggregate | |
| CN110883056A (en) | Screening system and method for recycled aggregate recovery | |
| CN113618929A (en) | Green intelligent integrated mill | |
| CN101468358A (en) | Environmental-protecting type closed modular building rubbish reconditioning system | |
| CN114653460A (en) | Material accumulation type crushing and screening production line and screening method | |
| CN215047092U (en) | Dry-mixed mortar production system | |
| CN213611906U (en) | Combined movable crushing and screening station | |
| CN111112303B (en) | Modularized movable building residue soil treatment system and monitoring management method | |
| CN212018081U (en) | Integrated sand building making system | |
| CN218614763U (en) | Building type production system for fine aggregate | |
| CN210171639U (en) | Dry powder machine system sand apparatus for producing | |
| CN219334474U (en) | An optimized construction waste and crushed stone sand production line | |
| CN220658363U (en) | Sea sand classifying and screening device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201106 |
|
| RJ01 | Rejection of invention patent application after publication |