CN115254579B - Highway engineering is with categorised sand screening machine - Google Patents
Highway engineering is with categorised sand screening machine Download PDFInfo
- Publication number
- CN115254579B CN115254579B CN202211109327.3A CN202211109327A CN115254579B CN 115254579 B CN115254579 B CN 115254579B CN 202211109327 A CN202211109327 A CN 202211109327A CN 115254579 B CN115254579 B CN 115254579B
- Authority
- CN
- China
- Prior art keywords
- sand
- push plate
- sand screening
- screening area
- pushing plate
- 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
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
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- 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
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a classification sand screening machine for highway engineering, which belongs to the technical field of highway engineering machinery, and comprises the following components: the sand roller is rotationally connected with the plurality of brackets, a first sand screening area, a second sand screening area and a third sand screening area are axially distributed on the sand roller, the apertures of the first sand screening area, the second sand screening area and the third sand screening area are sequentially increased, the connecting shaft penetrates through the first push plate and the second push plate and is fixedly connected with the first push plate and the second push plate, the first push plate and the second push plate are arranged at intervals, the first push plate and the second push plate are all in sliding connection with the inner wall of the sand roller, a feed inlet is formed in the sand roller, and the feed inlet is located at one side, far away from the second sand screening area, of the first sand screening area. According to the invention, the sand rolling barrel rotates on the support, the first pushing plate and the second pushing plate slide in the sand rolling barrel, sand is carried to pass through the first sand screening area, the second sand screening area and the third sand screening area in sequence for classifying and leaking sand, sand is thoroughly classified, no doping is caused, and sand screening efficiency is high.
Description
Technical Field
The invention belongs to the technical field of highway engineering machinery, and particularly relates to a classification sand screening machine for highway engineering.
Background
The highway plays an important role in the development of the economic society in China, and is convenient for people to travel, and the commodity logistics transportation between areas is quickened. According to the related standard requirements of highway engineering, sand needs to be screened, and the size of the sand is separated.
The current sand screening device always relies on a metal mesh placed obliquely to screen, can not fully filter sand, often needs to screen the sand after filtering for the second time, causes time and energy, and the efficiency of sieving is too low. The existing classifying sand screening machine is not thorough for classifying sand, and is often doped with sand with larger or smaller particle size.
Chinese patent (CN 207655473U) discloses a vibrating type classifying sand screening machine capable of classifying sand. The sand with the minimum particle size is leaked out of the screen cloth on the uppermost layer, but because the screen cloth is obliquely arranged, the sand with the small particle size can roll down to the screen cloth with the next particle size along the inclined surface. And the sand screening process of each stage has the possibility that sand with small particle size rolls down to the next stage. The sand screening is not thorough enough, and sand is zigzag transferred along with equipment, so that the sand screening efficiency is low.
Disclosure of Invention
In view of the above, the invention provides a classification sand screening machine for highway engineering, which can thoroughly classify sand and has high sand screening efficiency.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a highway engineering is with categorised sand screening machine includes: the sand roller is rotationally connected with the plurality of brackets, a first sand screening area, a second sand screening area and a third sand screening area are axially distributed on the sand roller, the aperture of the first sand screening area, the aperture of the second sand screening area and the aperture of the third sand screening area are sequentially increased, the pushing plate device comprises a first pushing plate, a second pushing plate and a connecting shaft, the connecting shaft penetrates through the first pushing plate and the second pushing plate and is fixedly connected with the first pushing plate and the second pushing plate, the first pushing plate and the second pushing plate are arranged at intervals and are all in sliding connection with the inner wall of the sand roller, and a feeding port is arranged on the sand roller and is positioned on one side of the first sand screening area, which is far away from the second sand screening area.
Further, still include drive arrangement, drive arrangement includes first motor, gear and motor support frame, first motor is installed on the motor support frame, the gear is installed the output of first motor, the lateral wall of sand drum is provided with the ring gear, the gear with the ring gear meshing.
Further, the device comprises a push plate pushing device, wherein the push plate pushing device comprises a hydraulic telescopic rod and a telescopic rod supporting frame, the hydraulic telescopic rod is installed on the telescopic rod supporting frame, and the end part of the hydraulic telescopic rod is fixedly connected with the connecting shaft.
Further, the pushing plate device further comprises a third pushing plate and a fourth pushing plate, the connecting shaft penetrates through the third pushing plate and the fourth pushing plate, the connecting shaft is fixedly connected with the third pushing plate and the fourth pushing plate, the third pushing plate and the fourth pushing plate are arranged at intervals, and the third pushing plate and the fourth pushing plate are in sliding connection with the inner wall of the sand rolling barrel.
Further, the sand screening device comprises a funnel device, wherein three groups of funnel devices are positioned below the first sand screening area, the second sand screening area and the third sand screening area and used for collecting classified sand.
Further, the funnel device comprises a collection funnel and a funnel support frame, and the collection funnel is fixedly mounted on the funnel support frame.
The invention has the beneficial effects that:
according to the invention, the sand rolling barrel rotates on the support, sand is screened out along with the rotation of the sand rolling barrel in the first sand screening area between the first push plate and the second push plate, sand with the smallest grain size is screened out, then the sand moves axially along with the connecting shaft between the first push plate and the second push plate, and the sand is sequentially transferred to the second sand screening area and the third sand screening area. The sand is thoroughly classified into sand piles with different grain sizes, sand with larger or smaller grain sizes is not doped in the sand piles with different grain sizes, and the sand rotates along with the sand rolling barrel, so that the sand screening efficiency is higher than that of a traditional vibrator aiming at a plane screen; the first motor drives the gear, and the sand rolling barrel is driven to rotate in the bracket through the engagement of the gear and the gear ring, so that the sand rolling barrel is prevented from being manually rotated, and time and labor are saved; the hydraulic telescopic rod drives the connecting shaft and the first pushing plate and the second pushing plate on the connecting shaft to axially move, so that manual work is avoided, and time and labor are saved; the third push plate and the fourth push plate are arranged, so that three spaces for carrying sand are increased in the axial direction of the connecting shaft, and sand can be screened simultaneously in the first sand screening area, the second sand screening area and the third sand screening area when the sand rolling barrel rotates, thereby improving the working efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view of a classification sand screening machine for highway engineering.
Fig. 2 is a cross-sectional view of a classification sand screening machine for highway engineering.
Wherein, in the figure:
10-sand rolling barrel, 11-first sand screening area, 12-second sand screening area, 13-third sand screening area, 14-feed inlet, 15-gear ring, 20-bracket, 21-bearing, 30-push plate device, 31-first push plate, 32-second push plate, 33-connecting shaft, 34-third push plate, 35-fourth push plate, 40-driving device, 41-first motor, 42-gear, 43-motor support frame, 50-push plate pushing device, 51-hydraulic telescopic rod, 52-telescopic rod support frame, 60-funnel device, 61-collecting funnel and 62-funnel support frame.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-2, the present invention provides a classification sand screening machine for highway engineering, comprising: the sand rolling barrel 10 is of a barrel-shaped structure with two unsealed ends, the sand rolling barrel 10 is connected with a plurality of supports 20 through bearings 21, the sand rolling barrel 10 can rotate on the supports 20 by means of the bearings 21, a first sand screening area 11, a second sand screening area 12 and a third sand screening area 13 are axially distributed on the sand rolling barrel 10, the numbers of the meshes of the first sand screening area 11, the second sand screening area 12 and the third sand screening area 13 are different, the grain size of sand sunk by the first sand screening area 11 is minimum, and the grain size of sand sunk by the second sand screening area 12 and the third sand screening area 13 is sequentially increased. The push plate device 30 comprises a first push plate 31, a second push plate 32 and a connecting shaft 33, wherein the connecting shaft 33 penetrates through the first push plate 31 and the second push plate 32 and is fixedly connected with the first push plate 31 and the second push plate 32, the first push plate 31 and the second push plate 32 are arranged at intervals, the first push plate 31 and the second push plate 32 are slidably connected with the inner wall of the sand drum 10, a feed inlet 14 is formed in the sand drum 10, sand entering from the feed inlet 14 firstly enters between the first push plate 31 and the second push plate 32, and the first push plate 31 and the second push plate 32 axially move to drive sand to sequentially pass through a first sand screening area 11, a second sand screening area 12 and a third sand screening area 13 for sand screening classification. The sand is screened in the sand drum 10 more efficiently than the shaker is directed to a planar mesh screen.
The utility model provides a highway engineering is with classifying screen sand machine still includes drive arrangement 40, drive arrangement 40 includes first motor 41, gear 42 and motor support frame 43, first motor 41 installs on motor support frame 43, gear 42 installs the output at first motor 41, the lateral wall of sand drum 10 is provided with the ring gear 15, gear 42 and ring gear 15 meshing, first motor 41 drives gear 42, drive the rotation of sand drum 10 in support 20 through the meshing of gear 42 and ring gear 15, carry out the sand screening operation.
The utility model provides a highway engineering is with categorised sand screening machine still includes push pedal thrust unit 50, push pedal thrust unit 50 includes hydraulic telescoping rod 51 and telescopic link support frame 52, hydraulic telescoping rod 51 installs on telescopic link support frame 52, hydraulic telescoping rod 51's tip and connecting axle 33 fixed connection, hydraulic telescoping rod 51 drives connecting axle 33 and first push pedal 31 and second push pedal 32 on the connecting axle 33 and carries out axial displacement, and first push pedal 31 and second push pedal 32 carry sand to carry the sand to classify through first sand screening district 11, second sand screening district 12 and third sand screening district 13 successively.
The pushing plate device 30 further comprises a third pushing plate 34 and a fourth pushing plate 35, the connecting shaft 33 penetrates through the third pushing plate 34 and the fourth pushing plate 35, the connecting shaft 33 is fixedly connected with the third pushing plate 34 and the fourth pushing plate 35, the third pushing plate 34 and the fourth pushing plate 35 are arranged at intervals, and the third pushing plate 34 and the fourth pushing plate 35 are in sliding connection with the inner wall of the sand roller 10. The third push plate 34 and the fourth push plate 35 are arranged, so that three spaces for carrying sand between the first push plate 31 and the second push plate 32, between the second push plate 32 and the third push plate 34 and between the third push plate 34 and the fourth push plate 35 are increased, and sand screening can be simultaneously carried out in the first sand screening area 11, the second sand screening area 12 and the third sand screening area 13 when the sand drum 10 rotates, so that the working efficiency is improved.
The classified sand screening machine for highway engineering further comprises a hopper device 60, and three groups of hopper devices 60 are positioned below the first sand screening area 11, the second sand screening area 12 and the third sand screening area 13 and are used for collecting classified sand. The funnel device 60 comprises a collecting funnel 61 and a funnel support 62, the funnel is fixedly arranged on the funnel support 62, and the leakage opening of the collecting funnel 61 is narrowed, so that further collection is facilitated.
Example 1
In the initial state, the third push plate 34 and the fourth push plate 35 are positioned right below the feed inlet 14, a worker puts a screen to be processed between the third push plate 34 and the fourth push plate 35 through the feed inlet 14, the hydraulic telescopic rod 51 contracts and pulls the rotating shaft to axially move, so that the space between the third push plate 34 and the fourth push plate 35 is positioned in the first sand screening area 11, the first motor 41 drives the gear 42, the gear 42 is meshed with the gear ring 15 to drive the sand roller 10 to rotate in the bracket 20, and sand between the third push plate 34 and the fourth push plate 35 is screened out in the sand screening area 11 with the minimum particle size; then the first motor 41 stops rotating, at this time, the second push plate 32 and the third push plate 34 are located under the feed inlet 14, the worker continues to discharge the sand to the feed inlet 14, the hydraulic telescopic rod 51 contracts and pulls the rotating shaft to axially move, sand between the third push plate 34 and the fourth push plate 35 is located in the second sand screening area 12, sand between the second push plate 32 and the third push plate 34 is located in the first sand screening area 11, the first motor 41 drives the gear 42, the rotation of the sand drum 10 in the bracket 20 is driven by the meshing of the gear 42 and the gear ring 15, sand between the third push plate 34 and the fourth push plate 35 performs sand screening work in the second sand screening area 12, and sand between the second push plate 32 and the third push plate 34 performs sand screening work in the first sand screening area 11; repeating the above steps until the second push plate 32 slides out of the sand drum 10, the first push plate 31 is about to be separated from the sand drum 10 (but not separated), and the maximum sand and stone are pushed out of the sand drum 10; the hydraulic telescoping rod 51 is then extended to again position the third and fourth push plates 34, 35 below the feed port 14 for the next cycle.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The utility model provides a highway engineering is with categorised sand screening machine which characterized in that includes: the sand rolling device comprises a sand rolling barrel, a support and a pushing plate device, wherein the sand rolling barrel is rotationally connected with a plurality of the supports, a first sand screening area, a second sand screening area and a third sand screening area are axially distributed on the sand rolling barrel, the apertures of the first sand screening area, the second sand screening area and the third sand screening area are sequentially increased, the pushing plate device comprises a first pushing plate, a second pushing plate and a connecting shaft, the connecting shaft penetrates through the first pushing plate and the second pushing plate and is fixedly connected with the first pushing plate and the second pushing plate, the first pushing plate and the second pushing plate are arranged at intervals and are in sliding connection with the inner wall of the sand rolling barrel, and a feeding port is arranged on the sand rolling barrel and is positioned at one side of the first sand screening area far away from the second sand screening area;
the push plate pushing device comprises a hydraulic telescopic rod and a telescopic rod supporting frame, the hydraulic telescopic rod is arranged on the telescopic rod supporting frame, and the end part of the hydraulic telescopic rod is fixedly connected with the connecting shaft;
the push plate device further comprises a third push plate and a fourth push plate, the connecting shaft penetrates through the third push plate and the fourth push plate, the connecting shaft is fixedly connected with the third push plate and the fourth push plate, the third push plate and the fourth push plate are arranged at intervals, and the third push plate and the fourth push plate are in sliding connection with the inner wall of the sand rolling barrel.
2. The highway engineering classifying sand screening machine according to claim 1, further comprising a driving device, wherein the driving device comprises a first motor, a gear and a motor support frame, the first motor is installed on the motor support frame, the gear is installed at the output end of the first motor, a gear ring is arranged on the outer side wall of the sand rolling barrel, and the gear is meshed with the gear ring.
3. The highway engineering classifying screen according to claim 1, further comprising a hopper device, wherein three groups of hopper devices are positioned below the first, second and third sand screening areas for collecting classified sand.
4. A highway engineering classifying screen according to claim 3 wherein the hopper means comprises a collection hopper and a hopper support frame, the collection hopper being fixedly mounted on the hopper support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211109327.3A CN115254579B (en) | 2022-09-13 | 2022-09-13 | Highway engineering is with categorised sand screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211109327.3A CN115254579B (en) | 2022-09-13 | 2022-09-13 | Highway engineering is with categorised sand screening machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115254579A CN115254579A (en) | 2022-11-01 |
| CN115254579B true CN115254579B (en) | 2023-06-16 |
Family
ID=83757640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211109327.3A Active CN115254579B (en) | 2022-09-13 | 2022-09-13 | Highway engineering is with categorised sand screening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115254579B (en) |
Citations (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9410837D0 (en) * | 1993-10-29 | 1994-07-20 | F W Screens Limited | Stone cleaner |
| EP0635309A1 (en) * | 1993-07-22 | 1995-01-25 | Sulzer-Escher Wyss AG | Double pusher centrifuge |
| DE19600897C1 (en) * | 1996-01-12 | 1997-04-10 | H Aug Schmidt Transportanlagen | Mobile preparation plant for wet classification of gravel and sand |
| JP2001347251A (en) * | 2000-06-07 | 2001-12-18 | Asuku Sanshin Engineering Kk | Machine and method for treating industrial waste |
| WO2006128166A2 (en) * | 2005-05-26 | 2006-11-30 | Bossen Paul W | Rotary aggregate washing and classification system |
| CN106583219A (en) * | 2016-12-15 | 2017-04-26 | 刘发民 | Automated classification device for man-made quartz stones |
| CN107549355A (en) * | 2017-10-10 | 2018-01-09 | 安吉十万亩白茶有限公司 | What a kind of tealeaves had a drying function kneads screening plant |
| CN109127348A (en) * | 2018-11-16 | 2019-01-04 | 霸州市辉月网络技术有限公司 | A kind of circulating building Sand screen |
| CN109499861A (en) * | 2019-01-25 | 2019-03-22 | 安徽金辉肥业有限公司 | Screening plant is used in a kind of production of mixed organic manure |
| CN110394291A (en) * | 2019-07-23 | 2019-11-01 | 江苏首盾耐磨材料有限公司 | It is a kind of for screening the device of different size abrasion-proof steel balls |
| CN111957548A (en) * | 2020-08-17 | 2020-11-20 | 杭州伊尹健康技术有限公司 | Cylinder continuous rotation air current dredging type traditional Chinese medicine sieving machine |
| CN112275621A (en) * | 2020-09-24 | 2021-01-29 | 徐州格雷安环保设备有限公司 | Construction engineering construction is with silt separating centrifuge that has multilayer screening |
| CN112275612A (en) * | 2020-10-26 | 2021-01-29 | 曹瑛 | Iron ore edulcoration separator |
| CN213914718U (en) * | 2020-09-09 | 2021-08-10 | 石丽丽 | Efficient sand screening equipment for civil engineering |
| CN214052455U (en) * | 2020-10-26 | 2021-08-27 | 邓俐 | Screening sand device for road construction |
| CN214077700U (en) * | 2020-12-31 | 2021-08-31 | 济南诺洁清洁用品有限公司 | Rotary separating screen for industrial washing powder production |
| CN214391001U (en) * | 2021-01-25 | 2021-10-15 | 重庆市涪陵区红日升榨菜食品有限公司 | Preserved szechuan pickle sieve separator |
| WO2021237636A1 (en) * | 2020-05-29 | 2021-12-02 | 南京溧水高新创业投资管理有限公司 | Simple gravel screening device for building construction |
| CN215354528U (en) * | 2021-06-07 | 2021-12-31 | 咸宁市丰达粮油机械有限公司 | Cylinder scalping device convenient to material loading |
| CN215844193U (en) * | 2021-02-22 | 2022-02-18 | 西京学院 | A sand screening device |
| CN216323325U (en) * | 2021-11-26 | 2022-04-19 | 苏州市永力塑胶有限公司 | Material screening device for injection molding equipment |
| CN216559954U (en) * | 2021-08-27 | 2022-05-17 | 西谱森新材料(上海)有限公司 | Inorganic coating characteristic inspection device capable of automatically filtering impurity particles |
| CN216779371U (en) * | 2022-02-07 | 2022-06-21 | 刘国森 | Sand leakage device for construction of building roads and bridges |
-
2022
- 2022-09-13 CN CN202211109327.3A patent/CN115254579B/en active Active
Patent Citations (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0635309A1 (en) * | 1993-07-22 | 1995-01-25 | Sulzer-Escher Wyss AG | Double pusher centrifuge |
| GB9410837D0 (en) * | 1993-10-29 | 1994-07-20 | F W Screens Limited | Stone cleaner |
| DE19600897C1 (en) * | 1996-01-12 | 1997-04-10 | H Aug Schmidt Transportanlagen | Mobile preparation plant for wet classification of gravel and sand |
| JP2001347251A (en) * | 2000-06-07 | 2001-12-18 | Asuku Sanshin Engineering Kk | Machine and method for treating industrial waste |
| WO2006128166A2 (en) * | 2005-05-26 | 2006-11-30 | Bossen Paul W | Rotary aggregate washing and classification system |
| CN106583219A (en) * | 2016-12-15 | 2017-04-26 | 刘发民 | Automated classification device for man-made quartz stones |
| CN107549355A (en) * | 2017-10-10 | 2018-01-09 | 安吉十万亩白茶有限公司 | What a kind of tealeaves had a drying function kneads screening plant |
| CN109127348A (en) * | 2018-11-16 | 2019-01-04 | 霸州市辉月网络技术有限公司 | A kind of circulating building Sand screen |
| CN109499861A (en) * | 2019-01-25 | 2019-03-22 | 安徽金辉肥业有限公司 | Screening plant is used in a kind of production of mixed organic manure |
| CN110394291A (en) * | 2019-07-23 | 2019-11-01 | 江苏首盾耐磨材料有限公司 | It is a kind of for screening the device of different size abrasion-proof steel balls |
| WO2021237636A1 (en) * | 2020-05-29 | 2021-12-02 | 南京溧水高新创业投资管理有限公司 | Simple gravel screening device for building construction |
| CN111957548A (en) * | 2020-08-17 | 2020-11-20 | 杭州伊尹健康技术有限公司 | Cylinder continuous rotation air current dredging type traditional Chinese medicine sieving machine |
| CN213914718U (en) * | 2020-09-09 | 2021-08-10 | 石丽丽 | Efficient sand screening equipment for civil engineering |
| CN112275621A (en) * | 2020-09-24 | 2021-01-29 | 徐州格雷安环保设备有限公司 | Construction engineering construction is with silt separating centrifuge that has multilayer screening |
| CN112275612A (en) * | 2020-10-26 | 2021-01-29 | 曹瑛 | Iron ore edulcoration separator |
| CN214052455U (en) * | 2020-10-26 | 2021-08-27 | 邓俐 | Screening sand device for road construction |
| CN214077700U (en) * | 2020-12-31 | 2021-08-31 | 济南诺洁清洁用品有限公司 | Rotary separating screen for industrial washing powder production |
| CN214391001U (en) * | 2021-01-25 | 2021-10-15 | 重庆市涪陵区红日升榨菜食品有限公司 | Preserved szechuan pickle sieve separator |
| CN215844193U (en) * | 2021-02-22 | 2022-02-18 | 西京学院 | A sand screening device |
| CN215354528U (en) * | 2021-06-07 | 2021-12-31 | 咸宁市丰达粮油机械有限公司 | Cylinder scalping device convenient to material loading |
| CN216559954U (en) * | 2021-08-27 | 2022-05-17 | 西谱森新材料(上海)有限公司 | Inorganic coating characteristic inspection device capable of automatically filtering impurity particles |
| CN216323325U (en) * | 2021-11-26 | 2022-04-19 | 苏州市永力塑胶有限公司 | Material screening device for injection molding equipment |
| CN216779371U (en) * | 2022-02-07 | 2022-06-21 | 刘国森 | Sand leakage device for construction of building roads and bridges |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115254579A (en) | 2022-11-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111451152A (en) | Conveying and screening device, spiral pushing type peanut kernel grader and method thereof | |
| CN109877138B (en) | Domestic garbage treatment device | |
| CN115254579B (en) | Highway engineering is with categorised sand screening machine | |
| CN211488539U (en) | Sand grain sieving mechanism that engineering was used | |
| CN111841715A (en) | Building rubbish classification device | |
| CN220478938U (en) | Classification screening device for harmless treatment of garbage | |
| CN211515198U (en) | Sieving mechanism of sand-in-water granulator | |
| CN220176993U (en) | Building rubbish screening plant | |
| CN209597613U (en) | Shaftless rotary screen | |
| CN209020723U (en) | A kind of building waste screening machine | |
| CN219334395U (en) | Solid waste resource recycling screening equipment | |
| CN217250447U (en) | Engineering machine tool screening sand machine | |
| CN213612472U (en) | Novel chemical material classified screening device | |
| CN210647228U (en) | Quick screening plant of wet sand | |
| CN220862027U (en) | Sand screening device for building construction | |
| CN203816893U (en) | Gravel grading screening machine | |
| CN210332783U (en) | Pipeline is anticorrosive with powder material particle diameter sieving mechanism | |
| CN114505147A (en) | Non-woven fabric coiling and slitting waste recycling machine | |
| CN209093837U (en) | A kind of Sand screen for construction site | |
| CN218223340U (en) | Rotary screening device for zinc ash production | |
| CN215784680U (en) | Sufficient sieving mechanism of granular material for chemical industry | |
| CN216172734U (en) | Flattening machine for recycling of renewable resources | |
| CN221790128U (en) | Screening machine for building construction | |
| CN220532163U (en) | Graded screening device for edible tree fungus processing | |
| CN217701357U (en) | Processing equipment for metal powder |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |