CN112808589A - Screening system for shield muck treatment - Google Patents
Screening system for shield muck treatment Download PDFInfo
- Publication number
- CN112808589A CN112808589A CN202011644289.2A CN202011644289A CN112808589A CN 112808589 A CN112808589 A CN 112808589A CN 202011644289 A CN202011644289 A CN 202011644289A CN 112808589 A CN112808589 A CN 112808589A
- Authority
- CN
- China
- Prior art keywords
- screen
- pressure spraying
- spraying pipeline
- screening system
- vibrating screen
- 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
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
-
- 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
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/022—Cleaning travelling work
-
- 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
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention belongs to the technical field of shield muck treatment, and particularly relates to a screening system for shield muck treatment, which solves the problems of low screening efficiency, poor effect and high sand-gravel mud content of a screening device in the prior art. The device comprises a vibrating screen (1) and a mounting frame (2), wherein the vibrating screen (1) is fixedly connected with the mounting frame (2), a feeding machine (3) is arranged at the feeding end of the vibrating screen (1), a high-pressure spraying pipeline (4) is arranged on the vibrating screen (1) in a matched manner, and each layer of screen mesh is washed by the high-pressure spraying pipeline (4). According to the invention, the feeding machine feeds materials to the vibrating screen, so that the shield entering the vibrating screen can be ensured to have uniform residue soil amount and loose residue soil characteristics, the screening efficiency and the screening effect can be improved, and the high-pressure spraying pipeline washes each layer of screen mesh, so that the sand-stone mud content after screening treatment can be further reduced. The invention is suitable for screening treatment of shield muck.
Description
Technical Field
The invention belongs to the technical field of shield muck treatment, and particularly relates to a screening system for shield muck treatment.
Background
At present, the direct outward transportation mode is adopted for treating the muck generated by shield construction, but the environment is polluted by directly transporting and burying the muck outward, a large amount of available resources in the muck are wasted, and therefore, the muck is treated in a grading mode by adopting a vibration screening mode in partial construction sites.
The dregs that shield constructs among the prior art machine and excavate can directly carry the vibration screening device through screw conveyer and belt transport's mode on, because the mud content of shield structure dregs is great, the condition of dregs caking is more, and the dregs on the belt feeder distributes inhomogeneously, it can appear that vibration screening device goes up some regional dregs pile up to carry out the screening with dregs on the vibration screening device directly through the belt feeder, and another part region does not have the condition of dregs, both influence screening efficiency, the effect of screening has been reduced again. Also there is the technical scheme who uses spray water to wash shield structure dregs in order to eliminate the clod among the prior art, but spray set among the prior art generally sets up in vibration screening plant's top, only can wash the dregs of shale shaker the superiors, leads to the mud content of the grit after the screening to be on the high side, influences the quality of grit.
Therefore, in order to solve the above problems, it is urgently needed to improve the vibrating screening device so as to improve the treatment capacity of the vibrating screening device for the dregs and the quality of the screened sand and stone.
Disclosure of Invention
Aiming at the problems of low screening efficiency, poor effect and high sand-stone mud content of a screening device in the prior art, the invention provides a screening system for shield muck treatment, which aims to: the efficiency and the screening effect of sediment soil screening are improved, and the mud content of sandstone is reduced.
The technical scheme adopted by the invention is as follows:
the utility model provides a screening system for shield constructs dregs is handled, includes shale shaker and mounting bracket, shale shaker and mounting bracket fixed connection, the feed end of shale shaker is provided with the batcher, the supporting high pressure that is provided with of shale shaker sprays the pipeline.
After the technical scheme is adopted, the shield muck transmitted through the belt conveyor firstly enters the feeding machine, the feeding machine feeds the shale shaker, the shield muck entering the shale shaker is uniform in amount and loose in muck characteristics, the screening efficiency and the screening effect can be improved, mud blocks in the shield muck can be dispersed by the high-pressure spraying pipeline which is arranged in a matched mode, and the sand-gravel mud content after screening treatment is reduced.
Preferably, the vibrating screen and the feeders are arranged on the mounting frame side by side, a distributing hopper is arranged between the two feeders, two distributing chutes are arranged on the distributing hopper, and the two distributing chutes are respectively positioned above the two feeders.
After the optimal scheme is adopted, when the amount of the shield muck is small, one vibrating screen can meet the processing requirement, one of the material distribution chutes of the material distribution hopper and the corresponding vibrating screen can be closed, when the amount of the shield muck is large and one vibrating screen cannot meet the processing requirement, two material distribution chutes of the material distribution hopper can be opened, and the two vibrating screens are simultaneously started to simultaneously screen the shield muck, so that the processing efficiency of the shield muck is further improved.
Preferably, a distribution chute flushing pipeline is arranged in the distribution hopper.
After the optimal scheme is adopted, when the material separating hopper is blocked, the material separating hopper is flushed by the water flushing pipeline of the material separating chute, so that the residue soil can be smoothly discharged into the feeder, and the residue soil is ensured to be smoothly circulated.
Preferably, the vibrating screen comprises a first screen, a second screen and a third screen which are sequentially arranged from top to bottom, the high-pressure spraying pipeline comprises a first high-pressure spraying pipeline, a second high-pressure spraying pipeline and a third high-pressure spraying pipeline, the first high-pressure spraying pipeline is located above the first screen, the second high-pressure spraying pipeline is located between the first screen and the second screen, and the third high-pressure spraying pipeline is located between the second screen and the third screen.
After adopting this preferred scheme, the high pressure sprays the pipeline and can spray respectively to the dregs on first screen cloth, second screen cloth and the third screen cloth and wash and cut, makes the mud content in the grit of shale shaker exhaust further reduce, prevents that the screen cloth from blockking up to screening efficiency and screening effect have been improved.
Preferably, the first high-pressure spray pipeline, the second high-pressure spray pipeline and the third high-pressure spray pipeline comprise a main pipe and a plurality of branch pipes connected with the main pipe, a plurality of high-pressure spray heads are arranged on each branch pipe, and the number of the high-pressure spray heads on each branch pipe is gradually decreased from the feeding end to the discharging end of the vibrating screen.
The dregs volume of feed end is great, and the processing pressure of shale shaker is great, adopts this preferred scheme after, sets up more shower nozzles at the feed end, and the flow of distribution shower water that can be reasonable makes the efficiency of dregs processing reach the biggest, and in addition, the water volume that sprays also can be adjusted according to the feed volume.
Preferably, the first screen, the second screen and the third screen are rhombic anti-blocking screens, screen fixing beams are arranged below the first screen and the second screen, and the second high-pressure spraying pipeline and the third high-pressure spraying pipeline are detachably connected with the screen fixing beams.
After adopting this preferred scheme, adopt the rhombus to prevent that stifled screen cloth can be better prevent that the screen cloth from blockking up, the high pressure sprays pipeline and can dismantle with the shale shaker and be connected, is convenient for disassemble fast and install.
Preferably, a screen lower chute is arranged below the vibrating screen, a support frame is arranged below the screen lower chute, and the support frame is fixedly connected with the mounting frame.
After adopting this preferred scheme, because the chute size under the sieve is great, can support the chute under the sieve through the support frame, prevent that the chute under the sieve warp under the action of gravity of dregs.
Preferably, a plurality of observation windows are arranged on the undersize chute and are movably connected with the undersize chute.
After the preferable scheme is adopted, the sedimentation condition in the chute under the screen can be observed and treated through the observation window.
Preferably, a screen downspouting flushing pipeline is arranged above the screen downspouting.
After adopting this preferred scheme, can wash through the chute flushing pipe way under the sieve, guarantee the normal circulation of undersize thing, prevent to block up.
Preferably, the device further comprises an overhauling platform, wherein the overhauling platform is located on the side faces of the vibrating screen and the feeding machine and fixedly connected with the mounting frame.
After the preferred scheme is adopted, when the screening system breaks down, the screening system is convenient for workers to overhaul.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the shield that comes through belt feeder transmission is at first got into the batcher in to the shale shaker feed through the batcher, can guarantee that the shield that gets into the shale shaker constructs that the dregs volume is even, the dregs characteristic is loose, can improve screening efficiency and screening effect, and the supporting high pressure that sets up sprays the pipeline and can break away the clod that shields in the dregs, reduces the grit mud content after the screening is handled.
2. The quantity of shale shaker and batcher is two, and when the volume of shield structure dregs was less, when a shale shaker can satisfy the processing demand, one of them material distribution chute and the corresponding shale shaker that can close the branch hopper, when the volume of shield structure dregs was bigger, when a shale shaker can not satisfy the processing requirement, can open two material distribution chutes that divide the hopper to start two shale shakers simultaneously and carry out the screening operation to shield structure dregs, further improve the treatment effeciency of shield structure dregs.
3. Be provided with branch material chute flushing pipe in the branch hopper, when appearing blockking up in the branch hopper, wash by water in to the branch hopper through branch material chute flushing pipe, can make smooth and easy discharging of dregs to the batcher on, guarantee that dregs smoothly circulate.
4. The high-pressure spraying pipeline can spray, wash and cut dregs on the first screen, the second screen and the third screen respectively, so that the mud content in sand and stone discharged by the vibrating screen is further reduced, the screen is prevented from being blocked, and the screening efficiency and the screening effect are improved.
5. The quantity of high pressure nozzle diminishes in proper order from the feed end of shale shaker to the discharge end, sets up more shower nozzles at the feed end, and the flow of distribution spray water that can be reasonable makes the efficiency of dregs processing reach the biggest, and in addition, the spray water volume also can be adjusted according to the feed volume.
6. Adopt the rhombus to prevent that stifled screen cloth can be better prevent that the screen cloth from blockking up, the high pressure sprays pipeline and can dismantle with the shale shaker and be connected, is convenient for disassemble fast and install.
7. Can support the chute under the sieve through the support frame, prevent that the chute under the sieve from warping under the action of gravity of dregs.
8. Be provided with the several observation window on the chute under the screen, can observe and handle the siltation condition in the chute under the screen through the observation window.
9. The top of the undersize chute is provided with an undersize chute flushing pipeline, and the undersize chute flushing pipeline can be used for flushing, so that the normal circulation of undersize objects is ensured, and blocking is prevented.
10. The maintenance platform is arranged, and when the screening system breaks down, the maintenance is convenient for workers.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a schematic view of the installation of a high pressure spray line;
FIG. 5 is a schematic structural view of the distributing hopper;
fig. 6 is a schematic view of the structure of the undersize chute.
The device comprises a vibrating screen 1, a vibrating screen 101, a first screen 102, a second screen 103, a third screen 104, a screen fixing beam 105, a heat dissipation device, a 2-mounting rack, a 3-feeding machine, a 4-high-pressure spraying pipeline 401, a first high-pressure spraying pipeline 402, a second high-pressure spraying pipeline 403, a third high-pressure spraying pipeline 5, a discharging port 6, a screen chute 601, an observation window 602, a support frame 602, a 7-maintenance platform, an 8-material distribution hopper, a 9-material distribution chute and a 10-material distribution hopper mounting rack.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
In the description of the embodiments of the present application, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The present invention will be described in detail with reference to fig. 1 to 6.
The utility model provides a screening system for shield constructs dregs and handles, includes shale shaker 1 and mounting bracket 2, shale shaker 1 passes through bolt fixed connection with mounting bracket 2, the feed end of shale shaker 1 is located the below of the discharge end of batcher 3, and batcher 3 can just carry the feed end of shale shaker 1 with shield constructs dregs dispersion uniformly, the supporting high pressure that is provided with of shale shaker 1 sprays pipeline 4. In this embodiment, mounting bracket 2 includes shale shaker mounting bracket and batcher mounting bracket, because shale shaker and batcher equipment are the vibrating equipment, for guaranteeing the independent stable work of equipment, avoids structural resonance and mutual influence, adopts independent mounting bracket separately. The mounting frame adopts a mode of factory prefabricated rod pieces and field bolt fastening installation in consideration of the requirements of production, transportation and field installation. The main supporting columns and beams of the mounting rack are made of HW250 section steel, and the inclined struts are made of [160b section steel, wherein the section steel material is Q235B.
In this embodiment, as shown in fig. 1, the number of the vibrating screens 1 and the feeder 3 is two, and the vibrating screens and the feeder are arranged on the mounting frame 2 side by side. A distributing hopper 8 is arranged between the two feeders 3, the distributing hopper 8 is fixed on the ground through a distributing hopper mounting frame 10, and in another embodiment, the distributing hopper 8 can also be fixedly connected with the mounting frame 2. The material distributing hopper 8 is provided with two material distributing chutes 9, and discharge ports of the two material distributing chutes 9 are respectively positioned above the feed ports of the two feeders 3.
In this embodiment, a diversion chute flushing pipeline (not shown in the figure) is arranged in the diversion hopper 8.
In this embodiment, the vibrating screen 1 includes a first screen 101, a second screen 102 and a third screen 103 which are sequentially arranged from top to bottom, the high-pressure spraying pipeline 4 includes a first high-pressure spraying pipeline 401, a second high-pressure spraying pipeline 402 and a third high-pressure spraying pipeline 403, the screen fixing beam 104 is welded below the first screen 101 and the second screen 102, and two ends of the screen fixing beam 104 are welded to the main body of the vibrating screen 1. The second high-pressure spray pipe 402 and the third high-pressure spray pipe 403 may be connected to the screen fixing beam 104 by U-shaped fasteners. The first high-pressure spray pipe 401 is located above the first screen 101.
In this embodiment, the first high-pressure spraying pipeline 401, the second high-pressure spraying pipeline 402 and the third high-pressure spraying pipeline 403 include a main pipe and a plurality of branch pipes connected to the main pipe, each branch pipe is provided with a plurality of high-pressure spray heads, the number of the high-pressure spray heads on each branch pipe is gradually decreased from the feed end to the discharge end of the vibrating screen 1, and the flow of spraying water is reasonably distributed, so that the efficiency of muck treatment is maximized.
In this embodiment, the first screen 101, the second screen 102 and the third screen 103 are all diamond-shaped anti-blocking screens.
In this embodiment, a screen lower chute 6 is arranged below the vibrating screen 1, the two vibrating screens 1 share one screen lower chute 6, and screen lower objects of the two vibrating screens 1 are discharged from the screen lower chute 6. The middle part below the screen down chute 6 is provided with a support frame 602, and the support frame 602 is connected with the mounting frame 2 through bolts. The undersize chute 6 is of a mirror symmetry structure and is connected by a sealing rubber strip, a flange and a bolt. A plurality of observation windows 601 are formed in the undersize chute and used for observing and treating siltation in the undersize chute, and the observation windows 601 and the undersize chute are connected in a mode of sealing rubber strips, flanges and bolts.
In this embodiment, a downsize chute flushing pipeline (not shown in the figure) is arranged above the downsize chute 6.
The invention also comprises an overhauling platform 7, wherein the overhauling platform 7 is positioned on the side surfaces of the vibrating screen 1 and the feeder 3 and is fixedly connected with the mounting frame 2.
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
Claims (10)
1. The utility model provides a screening system for shield constructs dregs processing which characterized in that: the vibrating screen comprises a vibrating screen (1) and a mounting frame (2), wherein the vibrating screen (1) is fixedly connected with the mounting frame (2), a feeding machine (3) is arranged at the feeding end of the vibrating screen (1), and a high-pressure spraying pipeline (4) is arranged on the vibrating screen (1) in a matched mode.
2. A screening system for shield muck treatment according to claim 1, wherein: the vibrating screen feeder is characterized in that the vibrating screen feeder (1) and the feeding machines (3) are two in number and are arranged on the mounting frame (1) side by side, a distributing hopper (8) is arranged between the two feeding machines (3), two distributing chutes (9) are arranged on the distributing hopper (8), and the two distributing chutes (9) are respectively located above the two feeding machines (3).
3. A screening system for shield muck treatment according to claim 2, wherein: a distribution chute flushing pipeline is arranged in the distribution hopper (8).
4. A screening system for shield muck treatment according to claim 1, wherein: the vibrating screen (1) comprises a first screen (101), a second screen (102) and a third screen (103) which are sequentially arranged from top to bottom, the high-pressure spraying pipeline (4) comprises a first high-pressure spraying pipeline (401), a second high-pressure spraying pipeline (402) and a third high-pressure spraying pipeline (403), the first high-pressure spraying pipeline (401) is located above the first screen (101), the second high-pressure spraying pipeline (402) is located between the first screen (101) and the second screen (102), and the third high-pressure spraying pipeline (403) is located between the second screen (102) and the third screen (103).
5. A screening system for shield muck treatment according to claim 4, wherein: the first high-pressure spraying pipeline (401), the second high-pressure spraying pipeline (402) and the third high-pressure spraying pipeline (403) comprise a main pipe and a plurality of branch pipes connected with the main pipe, a plurality of high-pressure spray heads are arranged on each branch pipe, and the number of the high-pressure spray heads on each branch pipe is gradually decreased from the feeding end to the discharging end of the vibrating screen (1).
6. A screening system for shield muck treatment according to claim 4, wherein: the first screen (101), the second screen (102) and the third screen (103) are rhombic anti-blocking screens, screen fixing beams (104) are arranged below the first screen (101) and the second screen (102), and the second high-pressure spraying pipeline (402) and the third high-pressure spraying pipeline (403) are detachably connected with the screen fixing beams (104).
7. A screening system for shield muck treatment according to claim 1, wherein: the lower portion of the vibrating screen (1) is provided with a screen lower chute (6), the lower portion of the screen lower chute (6) is provided with a support frame (602), and the support frame (602) is fixedly connected with the mounting frame (2).
8. The screening system for shield muck treatment of claim 7, wherein: be provided with several observation window (601) on the chute under the screen (6), observation window (601) and chute under the screen (6) swing joint.
9. The screening system for shield muck treatment of claim 7, wherein: and a screen lower chute flushing pipeline is arranged above the screen lower chute (6).
10. A screening system for shield muck treatment according to claim 1, wherein: still include maintenance platform (7), maintenance platform (7) are located the side of shale shaker (1) and batcher (3) and with mounting bracket (2) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011644289.2A CN112808589A (en) | 2020-12-31 | 2020-12-31 | Screening system for shield muck treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011644289.2A CN112808589A (en) | 2020-12-31 | 2020-12-31 | Screening system for shield muck treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112808589A true CN112808589A (en) | 2021-05-18 |
Family
ID=75856688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011644289.2A Pending CN112808589A (en) | 2020-12-31 | 2020-12-31 | Screening system for shield muck treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112808589A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0631208A (en) * | 1992-04-24 | 1994-02-08 | Dorr Oliver Inc | High pressure shower device for cleaning screen |
| KR20040027757A (en) * | 2004-03-03 | 2004-04-01 | 금광개발 주식회사 | The topdressing apparatus for improving shape of regenerated sand |
| CN203061422U (en) * | 2012-08-27 | 2013-07-17 | 广西科晟达机械制造有限公司 | Vibrating screen for mineral separation |
| CN204953076U (en) * | 2015-09-11 | 2016-01-13 | 江西广源化工有限责任公司 | Calcium carbonate washup is with double -deck vibration feeder device |
| CN110026334A (en) * | 2019-04-24 | 2019-07-19 | 焦作恒博科技有限公司 | A kind of compound screening system of high-efficiency environment friendly solid material integral type |
| CN209715679U (en) * | 2019-03-28 | 2019-12-03 | 开鲁县宏泰矽砂有限公司 | Silica sand essence divides screening machine |
| CN211160702U (en) * | 2019-10-21 | 2020-08-04 | 中铁十六局集团地铁工程有限公司 | Earth pressure shield muck screening equipment |
| CN211613398U (en) * | 2020-01-19 | 2020-10-02 | 福建南方路面机械股份有限公司 | Portable washing screening equipment of track |
-
2020
- 2020-12-31 CN CN202011644289.2A patent/CN112808589A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0631208A (en) * | 1992-04-24 | 1994-02-08 | Dorr Oliver Inc | High pressure shower device for cleaning screen |
| KR20040027757A (en) * | 2004-03-03 | 2004-04-01 | 금광개발 주식회사 | The topdressing apparatus for improving shape of regenerated sand |
| CN203061422U (en) * | 2012-08-27 | 2013-07-17 | 广西科晟达机械制造有限公司 | Vibrating screen for mineral separation |
| CN204953076U (en) * | 2015-09-11 | 2016-01-13 | 江西广源化工有限责任公司 | Calcium carbonate washup is with double -deck vibration feeder device |
| CN209715679U (en) * | 2019-03-28 | 2019-12-03 | 开鲁县宏泰矽砂有限公司 | Silica sand essence divides screening machine |
| CN110026334A (en) * | 2019-04-24 | 2019-07-19 | 焦作恒博科技有限公司 | A kind of compound screening system of high-efficiency environment friendly solid material integral type |
| CN211160702U (en) * | 2019-10-21 | 2020-08-04 | 中铁十六局集团地铁工程有限公司 | Earth pressure shield muck screening equipment |
| CN211613398U (en) * | 2020-01-19 | 2020-10-02 | 福建南方路面机械股份有限公司 | Portable washing screening equipment of track |
Non-Patent Citations (1)
| Title |
|---|
| 中国重型机械工业协会: "《中国重型机械选型手册》", 30 April 2015, 冶金工业出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107497580A (en) | A kind of sandstone production line | |
| CN112844809A (en) | Integrated shield muck environment-friendly treatment system | |
| CN214638224U (en) | Shield constructs dregs screening plant with multilayer sprays function | |
| CN214638225U (en) | Efficient shield constructs dregs screening plant | |
| CN214638223U (en) | Shield constructs dregs screening plant convenient to observe siltation condition | |
| CN214440936U (en) | Shield constructs dregs screening plant with preliminary treatment function | |
| CN112808589A (en) | Screening system for shield muck treatment | |
| CN208695265U (en) | A kind of oscillatory type desliming screening feeding device | |
| CN209174095U (en) | A kind of conditioned soil production equipment | |
| CN213612484U (en) | Energy-saving concrete mixing plant aggregate screening system | |
| CN209985867U (en) | Quartz stone cleaning and deironing device | |
| CN211613398U (en) | Portable washing screening equipment of track | |
| CN207204316U (en) | A kind of sandstone production line | |
| CN212041491U (en) | Stone screener for highway construction | |
| CN219168865U (en) | Aggregate processing is with rubble sieve separator | |
| CN111957420A (en) | Building waste pretreatment system and pretreatment method | |
| CN210622744U (en) | Vibrating screen tank device of solid control system | |
| CN215198501U (en) | Feeding machine | |
| CN205951039U (en) | Proportioning machine storage hopper | |
| CN105855173B (en) | Three-dimensional tea screening system and tea screening method | |
| CN110328064A (en) | A kind of the balancing earth-pressure shielding machine dregs separation equipment and method of simplicity | |
| CN217888695U (en) | Engineering muck screening equipment | |
| GB2561452A (en) | An improved vibrating screener | |
| CN208600108U (en) | Vibrating screen discharging part flow arrangement | |
| CN215784932U (en) | Building gravel and sand screening plant |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210518 |