CN108787459B - Sand screening device for automatically collecting stones for building - Google Patents

Sand screening device for automatically collecting stones for building Download PDF

Info

Publication number
CN108787459B
CN108787459B CN201810562189.1A CN201810562189A CN108787459B CN 108787459 B CN108787459 B CN 108787459B CN 201810562189 A CN201810562189 A CN 201810562189A CN 108787459 B CN108787459 B CN 108787459B
Authority
CN
China
Prior art keywords
barrel
screen
sand
cylinder
pivot
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.)
Active
Application number
CN201810562189.1A
Other languages
Chinese (zh)
Other versions
CN108787459A (en
Inventor
邓帅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Linyi frontier automation equipment Co., Ltd
Original Assignee
Linyi Frontier Automation Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Linyi Frontier Automation Equipment Co Ltd filed Critical Linyi Frontier Automation Equipment Co Ltd
Priority to CN201810562189.1A priority Critical patent/CN108787459B/en
Publication of CN108787459A publication Critical patent/CN108787459A/en
Application granted granted Critical
Publication of CN108787459B publication Critical patent/CN108787459B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B9/00Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • B07B1/34Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen
    • B07B1/343Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen with mechanical drive elements other than electromagnets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/50Cleaning
    • B07B1/52Cleaning with brushes or scrapers
    • B07B1/522Cleaning with brushes or scrapers with brushes
    • B07B1/524Cleaning with brushes or scrapers with brushes the brushes being rotating

Abstract

The invention discloses a sand screening device for automatically collecting stones for buildings, which comprises a barrel, a first screen, a second screen, a charging barrel, a first motor, a first rotating shaft, a gear, an outer gear ring, a brush rod, a brush, a first screen, a pipeline, a collecting frame, a second screen, a spring, a second motor and a cam The cam and the spring, the cam makes the second screen cloth luffing motion through cooperating with the spring, is favorable to improving screening efficiency for the second time.

Description

Sand screening device for automatically collecting stones for building
Technical Field
The invention relates to the technical field of equipment for buildings, in particular to a sand screening device for automatically collecting stones for buildings.
Background
The sand screening machine is also called dry land sand screening boat and sand-stone separator, and is suitable for use in river, reservoir and coal yard. The ship consists of a ship body, a frame, a speed reducer, a conveying belt, a rotary screen and an engine or a motor. The machine has simple structure, is economical and applicable and is easy to operate. It is divided into drum type sand screening machine, water washing drum type sand screening machine, vibration screen type sand screening machine, etc.
The general function of current screening sand machine for building is comparatively single, and after the screening sand was ended moreover, need the staff to clear up and collect the stone of screening out on the screen cloth alone, operating procedure is loaded down with trivial details, and workman intensity of labour is big, and work efficiency is low.
Disclosure of Invention
The invention aims to provide a sand screening device for automatically collecting stones for buildings, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a sand screening device for automatically collecting stones for buildings comprises a barrel body, a first screen and a second screen, wherein a feed hopper is arranged at the top of the barrel body, a feed barrel is arranged at the top of an inner cavity of the barrel body and below the feed hopper, the feed barrel is rotatably arranged at the top of the inner cavity of the barrel body through a bearing, a first motor is arranged at one side of the feed barrel at the top of the barrel body, an output shaft of the first motor is fixedly connected with a first rotating shaft through a coupler, the first rotating shaft is rotatably connected with the top of the barrel body through the bearing, a gear is arranged at the end part of the first rotating shaft, an outer gear ring is arranged on the outer side wall of the feed barrel, the outer gear ring is meshed with the gear, a discharge port is arranged at one side of the bottom of the feed barrel, the bottom of the inner cavity of the feed barrel inclines towards one side of the discharge port, the center of the first screen is provided with a through hole, the brush rod is arranged in a tangent manner with the outer side of the through hole, the bottom of the through hole is connected with a pipeline, the other end of the pipeline extends to the outside of the barrel, a collecting frame is arranged below an outlet of the pipeline, the bottom of the barrel is provided with a second screen, the second screen is arranged in a high-low inclined manner, the right end of the second screen is hinged with the inner wall of the barrel, the bottom of the left end of the second screen is fixedly provided with a spring, the other end of the spring is fixedly connected with a fixed plate, the fixed plate is fixed on the inner wall of the barrel, the lower part of the left side wall of the barrel is provided with a second motor, an output shaft of the second motor is fixedly connected with a second rotating shaft through a coupler, the other end of the second rotating shaft penetrates through the left side wall of the barrel and extends into the barrel, the second rotating shaft is, the middle of the bottom of the cylinder body is provided with a second sand outlet.
As a further scheme of the invention: four supporting legs are symmetrically fixed at the center of the bottom of the cylinder body.
As a further scheme of the invention: the barrel left side wall bottom is fixed with the backup pad, and the spiral elevator is installed to the backup pad top, and the feeding hopper is installed to the spiral elevator bottom, and the spiral elevator top is equipped with the discharge gate, and the discharge gate is located the feeder hopper top.
As a further scheme of the invention: vibration exciters are installed on two sides of the bottom of the first screen.
As a further scheme of the invention: the metal net is installed in the collection frame inner chamber, and collection frame bottom one side is connected with the discharge pipe, installs the valve on the discharge pipe, and collection frame inclines to discharge pipe bottom one side and sets up.
As a further scheme of the invention: and nylon cloth is adhered between the outer side of the upper surface of the second screen and the inner wall of the cylinder.
As a further scheme of the invention: the bottom of the inner cavity of the cylinder body is obliquely arranged from two sides to the second sand outlet.
Compared with the prior art, the invention has the beneficial effects that: the invention is provided with a charging barrel, a first motor, a gear, an outer gear ring, a brush rod and a brush, sand falls into the charging barrel from a feeding hopper, falls to the outer side of a first screen from a discharging port at one side of the bottom of the charging barrel, the first motor is started to rotate clockwise, the gear drives the charging barrel to rotate anticlockwise through the outer gear ring, the sand can uniformly fall on the outer side of the first screen from the annular direction, a vibration exciter works to screen the sand, the charging barrel rotates anticlockwise and drives the brush at the bottom of the brush rod to rotate anticlockwise, the sand outside the first screen is gradually paved on the first screen from the outside to the inside and mesh blockage of the first screen can be avoided, meanwhile, because the brush rod is obliquely arranged, stones screened out of the first screen continuously move to a through hole at the center of the first screen along the brush rod, fall into a pipeline from the through hole and then fall onto a metal mesh in a collecting frame, the efficiency of screening sand is improved, simultaneously can be automatically to the stone of selecting see off the barrel outside and collect, work speed has been accelerated, the step of screening sand has been reduced, work efficiency is improved, be equipped with the second motor, cam and spring, sieve after first screen cloth screening falls on the second screen cloth, the second motor drives the cam rotation simultaneously, the cam makes the second screen cloth luffing motion through cooperating with the spring, be favorable to improving screening efficiency for the second time, the coarse sand of second screen cloth upper surface is discharged by a sand outlet, fine sand through the second screen cloth mesh then is discharged by a sand outlet, accomplish multistage screening sand.
Drawings
Fig. 1 is a schematic structural diagram of a sand screening device for automatically collecting stones for construction.
Fig. 2 is a schematic structural diagram of a first screen in a sand screening device for automatically collecting stones for construction.
Fig. 3 is a schematic structural diagram of a collecting frame in a sand screening device for automatically collecting stones for a building.
In the figure: 1-cylinder, 2-sand outlet, 3-second screen, 4-pipeline, 5-vibration exciter, 6-first screen, 7-brush rod, 8-gear, 9-first motor, 10-outer gear ring, 11-spiral elevator, 12-outer gear ring, 13-charging barrel, 14-discharging port, 15-charging hopper, 16-collecting frame, 17-second motor, 18-spring, 19-cam, 20-supporting leg, 21-through hole 21, 22-second sand outlet, 23-metal net.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the invention, a sand sieving device for automatically collecting stones for a building comprises a cylinder 1, a first sieve 6 and a second sieve 3, wherein four supporting legs 20 are symmetrically fixed at the center of the bottom of the cylinder 1, a feed hopper 10 is arranged at the top of the cylinder 1, a supporting plate is fixed at the bottom of the left side wall of the cylinder 1, a spiral elevator 11 is arranged above the supporting plate, a feed hopper 15 is arranged at the bottom of the spiral elevator 11, a discharge port is arranged at the top of the spiral elevator 11 and is positioned above the feed hopper 10, a feed barrel 13 is arranged at the bottom of the feed hopper 10 at the top of the inner cavity of the cylinder 1, the feed barrel 13 is rotatably arranged at the top of the inner cavity of the cylinder 1 through a bearing, a first motor 9 is arranged at one side of the feed barrel 13 at the top of the cylinder 1, an output, the end part of the first rotating shaft is provided with a gear 8, the outer side wall of a feeding cylinder 13 is provided with an outer gear ring 12, the outer gear ring 12 is meshed with the gear 8, one side of the bottom of the feeding cylinder 13 is provided with a discharge port 14, the bottom of an inner cavity of the feeding cylinder 13 inclines to one side of the discharge port 14, the other side of the bottom of the feeding cylinder 13 is provided with a brush rod 7 through a support rod, the bottom of the brush rod 7 is connected with a brush through a magic tape, the bottom of the feeding cylinder 13 is provided with a first screen 6, both sides of the bottom of the first screen 6 are provided with vibration exciters 5, the center of the first screen 6 is provided with a through hole 21, the brush rod 7 is arranged in a tangent way with the outer side of the through hole 21, the bottom of the through hole 21 is connected with a pipeline 4, the other end of the pipeline 4 extends to, the collecting frame 16 is obliquely arranged towards one side of the bottom of the discharge pipe, the bottom of the barrel body 1 is provided with a second screen mesh 3, the second screen mesh 3 is obliquely arranged in a high-right direction, the right end of the second screen mesh 3 is hinged with the inner wall of the barrel body 1, the bottom of the left end of the second screen mesh 3 is fixedly provided with a spring 18, the other end of the spring 18 is fixedly connected with a fixed plate, the fixed plate is fixed on the inner wall of the barrel body 1, nylon cloth is adhered between the outer side of the upper surface of the second screen mesh 3 and the inner wall of the barrel body 1 to prevent sand from leaking out from a gap between the second screen mesh 3 and the inner wall of the barrel body 1, the lower part of the left side wall of the barrel body 1 is provided with a second motor 17, the output shaft of the second motor 17 is fixedly connected with a second rotating shaft through a coupler, the other end of the second, cam 19 and the contact of second screen cloth 3 bottom left side, lie in the second screen cloth 3 right-hand member on the barrel 1 right side wall and be equipped with sand outlet 2, be equipped with second sand outlet 22 in the middle of the barrel 1 bottom, barrel 1 inner chamber bottom is by both sides to the slope setting of second sand outlet 22, conveniently goes out husky.
The working principle of the invention is as follows: when the sand screening machine is used, a worker continuously shovels sand into the feeding hopper 15, then the sand is conveyed into the feeding hopper 10 through the spiral elevator 11, so that the worker does not need to lift the shovel to a high position, the gravity work is reduced, the labor intensity of the worker is reduced, the sand falls into the feeding barrel 13 from the feeding hopper 10, falls to the outer side of the first screen 6 from the discharging port 14 on one side of the bottom of the feeding barrel 13, the first motor 9 is started to rotate clockwise, the first motor 9 drives the gear 8 to rotate, the gear 8 drives the feeding barrel 13 to rotate anticlockwise through the outer gear ring 12, the sand can uniformly fall to the outer side of the first screen 6 in a circumferential direction, the vibration exciter 5 works to screen the sand, the feeding barrel 13 rotates anticlockwise and drives the brush on the bottom of the brush rod 7 to rotate anticlockwise, the sand on the first screen 6 is gradually flattened on the first screen 6 from outside to inside, and the mesh blockage of the first screen 6 can be avoided, meanwhile, as the brush rod 7 is obliquely arranged, the stones screened out from the first screen 6 continuously move along the brush rod 7 to the through hole 21 at the center of the first screen 6 and fall into the pipeline 4 through the through hole 21 and then fall onto the metal mesh 23 in the collecting frame 16, a small part of sand falling into the through hole 21 can be poured out from the bottom of the collecting frame 16 for re-screening, the screened sand through the first screen 6 falls onto the second screen 3, meanwhile, the second motor 17 drives the cam 19 to rotate, the cam 19 enables the second screen 3 to swing up and down through matching with the spring 18, the secondary screening efficiency is improved, coarse sand on the upper surface of the second screen 3 is discharged through the sand outlet 2, fine sand passing through meshes of the second screen 3 is discharged through the sand outlet 22, and multistage sand screening is completed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides a screening sand device of automatic collection stone for building, includes barrel (1), first screen cloth (6) and second screen cloth (3), barrel (1) bottom central symmetry is fixed with four supporting legs (20), barrel (1) top is equipped with feeder hopper (10), its characterized in that, barrel (1) inner chamber top is located feeder hopper (10) below and is equipped with into feed cylinder (13), and it installs in barrel (1) inner chamber top to go into feed cylinder (13) through the bearing rotation, and barrel (1) top is located into feed cylinder (13) one side and installs first motor (9), and the output shaft of first motor (9) passes through shaft coupling fixedly connected with first pivot, and first pivot passes through the bearing and is connected with barrel (1) top rotation, and gear (8) are installed to first pivot tip, go into and install outer ring gear (12) on feed cylinder (13) lateral wall, outer gear ring (12) and gear (8) meshing, it is equipped with discharge gate (14) to go into feed cylinder (13) bottom one side, goes into feed cylinder (13) inner chamber bottom to discharge gate (14) lopsidedness, goes into feed cylinder (13) bottom opposite side and installs brush-holder stud (7) through branch, and brush-holder stud (7) bottom is connected with the brush through the magic subsides, go into feed cylinder (13) bottom and install first screen cloth (6), vibration exciter (5) are all installed to first screen cloth (6) bottom both sides, and first screen cloth (6) center department has seted up through-hole (21), brush-holder stud (7) and the outside of through-hole (21) are tangent to be set up, and through-hole (21) bottom is connected with pipeline (4), and the pipeline (4) other end extends to barrel (1) outside, and the export below of pipeline (4) is equipped with collects frame (16), barrel (1) bottom, the second screen (3) is obliquely arranged in a left-high-right direction, the right end of the second screen (3) is hinged with the inner wall of the cylinder body (1), a spring (18) is fixed at the bottom of the left end of the second screen (3), the other end of the spring (18) is fixedly connected with a fixed plate, the fixed plate is fixed on the inner wall of the cylinder body (1), second motor (17) are installed to barrel (1) left side wall lower part, the output shaft of second motor (17) passes through shaft coupling and second pivot fixed connection, the second pivot other end runs through barrel (1) left side wall and extends to in barrel (1), the second pivot is passed through the bearing and is connected with barrel (1) lateral wall rotation, cam (19) are installed to second pivot tip, cam (19) and the contact of second screen cloth (3) bottom left side, it is equipped with sand outlet (2) to lie in second screen cloth (3) right-hand member on barrel (1) right side wall, be equipped with second sand outlet (22) in the middle of barrel (1) bottom.
2. The sand screening device for automatically collecting stones for buildings according to claim 1, wherein a supporting plate is fixed at the bottom of the left side wall of the cylinder (1), a spiral elevator (11) is installed above the supporting plate, a feeding hopper (15) is installed at the bottom of the spiral elevator (11), a discharging port is arranged at the top of the spiral elevator (11), and the discharging port is located above the feeding hopper (10).
3. The sand screening device for the automatic collection of stones for buildings according to claim 1 is characterized in that the metal net (23) is installed in the inner cavity of the collection frame (16), one side of the bottom of the collection frame (16) is connected with a discharge pipe, a valve is installed on the discharge pipe, and the collection frame (16) is obliquely arranged towards one side of the bottom of the discharge pipe.
4. The sand screening device for the automatic collection of stones for buildings according to claim 1 is characterized in that nylon cloth is adhered between the outer side of the upper surface of the second screen (3) and the inner wall of the cylinder (1).
5. The sand screening device for automatic stone collection in buildings according to claim 1, wherein the bottom of the inner cavity of the cylinder (1) is inclined from two sides to the second sand outlet (22).
CN201810562189.1A 2018-06-04 2018-06-04 Sand screening device for automatically collecting stones for building Active CN108787459B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810562189.1A CN108787459B (en) 2018-06-04 2018-06-04 Sand screening device for automatically collecting stones for building

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810562189.1A CN108787459B (en) 2018-06-04 2018-06-04 Sand screening device for automatically collecting stones for building

Publications (2)

Publication Number Publication Date
CN108787459A CN108787459A (en) 2018-11-13
CN108787459B true CN108787459B (en) 2020-12-18

Family

ID=64090272

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810562189.1A Active CN108787459B (en) 2018-06-04 2018-06-04 Sand screening device for automatically collecting stones for building

Country Status (1)

Country Link
CN (1) CN108787459B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109604163B (en) * 2018-12-14 2020-08-11 重庆平祥塑料有限公司 Plastic particle screening device
CN111871777B (en) * 2020-08-04 2021-04-20 泰州科聚新材料技术研究院有限公司 Building yellow sand transfer cart capable of self-conveying and self-screening

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103611448A (en) * 2013-10-23 2014-03-05 山东正泰重工科技有限公司 Powder stirring barrel
CN204429664U (en) * 2015-01-27 2015-07-01 广东梅雁吉祥水电股份有限公司 A kind of Sand screen for building
CN206464249U (en) * 2016-12-12 2017-09-05 江苏劲力化肥有限责任公司 A kind of ecological fertilizer particle screen selecting device
CN206509113U (en) * 2016-12-23 2017-09-22 赣州壹凌科技有限公司 A kind of lithium cell cathode material screening with mixing device removes magnetic machine
CN207076650U (en) * 2017-06-30 2018-03-09 连云港华鑫石化机械设备有限公司 A kind of feeding screening plant of quartz sand
CN208800399U (en) * 2018-06-04 2019-04-30 安徽呈龙建设工程有限公司 A kind of Sand screen of automatic collection stone for building

Also Published As

Publication number Publication date
CN108787459A (en) 2018-11-13

Similar Documents

Publication Publication Date Title
CN108787459B (en) Sand screening device for automatically collecting stones for building
CN207614988U (en) A kind of construction waste retracting device
CN208800399U (en) A kind of Sand screen of automatic collection stone for building
CN109499872A (en) A kind of architectural engineering Sand screen
CN205995787U (en) A kind of sandstone device for separating mud and water
CN208627434U (en) A kind of strong concrete aggregate grinding device
CN108554769A (en) Sand sieving machine
CN107983463A (en) A kind of new ore screening machine
CN205926274U (en) Bucket type screening machine
CN210058915U (en) Gravel screening device for highway construction
CN209077263U (en) A kind of metallic ore ore cleaning screening plant
CN108435552A (en) A kind of civil engineering classification Sand screen
CN106894461B (en) A kind of construction filling device
CN108380490A (en) Automatic rotational vibration curved screen of tumbling
CN108798724A (en) A kind of constructing tunnel water-tight device
CN207667977U (en) A kind of fine sand screening plant being automatically drained out rough sand
CN208840002U (en) It is a kind of to prepare premixing mortar screening plant
CN210730152U (en) Raw materials sieving mechanism for cement manufacture
CN209791959U (en) Screening sand machine for building with automatic feeding function
CN211937750U (en) Screening device for steel balls of ball mill
CN210411553U (en) Gravel and sand sorting unit for civil engineering
CN208679763U (en) A kind of city river dredging mud screening system
CN208643253U (en) A kind of noise-reduction type sand sieving machine based on environmental protection
CN208742997U (en) A kind of civil engineering is husky with Double-layer screen high-efficiency sieve
CN210788094U (en) Sand sieving mechanism for building site

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
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20201130

Address after: 276000 tower 502, a science and Technology Pioneer Park, high tech Zone, Linyi City, Shandong Province

Applicant after: Linyi frontier automation equipment Co., Ltd

Address before: 233500 Bozhou, Mengcheng, Anhui, Chengguan Town, Fuyuan community, 4 yuan 5

Applicant before: Deng Shuai

GR01 Patent grant
GR01 Patent grant