CN108906604B - Sand screening device for building construction - Google Patents
Sand screening device for building construction Download PDFInfo
- Publication number
- CN108906604B CN108906604B CN201810633722.9A CN201810633722A CN108906604B CN 108906604 B CN108906604 B CN 108906604B CN 201810633722 A CN201810633722 A CN 201810633722A CN 108906604 B CN108906604 B CN 108906604B
- Authority
- CN
- China
- Prior art keywords
- filter screen
- sand
- plate
- telescopic motor
- connecting rod
- 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.)
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Links
- 239000004576 sand Substances 0.000 title claims abstract description 106
- 238000012216 screening Methods 0.000 title claims abstract description 40
- 238000009435 building construction Methods 0.000 title claims abstract description 13
- 244000035744 Hura crepitans Species 0.000 claims abstract description 11
- 238000001914 filtration Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 7
- 239000011521 glass Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/30—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro within their own plane in or approximately in or transverse to the direction of conveyance
-
- 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
-
- 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 discloses a building construction sand screening device which comprises a rack, a sand box, a coarse sand guiding plate, a secondary filter screen, a third filter screen, a second filter screen, a first filter screen, a sand inlet funnel, a support bracket, a support, a fourth telescopic motor, a third telescopic motor, a second telescopic motor, a first connecting rod, a coarse sand receiving box, a fine sand guiding plate, a switch, a support plate, a rear side plate, a top plate, a left side plate, a right side plate, a cross rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a first sand inlet, a second sand inlet, a third sand inlet and a protection plate. The sand screening device comprises a box body, a left side plate, a top plate, a rear side plate, a right side plate, a first filter screen, a second filter screen, a third filter screen, a sand screening chamber, a first filter screen, a second filter screen and a third filter screen, wherein the first filter screen, the second filter screen and the third filter screen are sequentially distributed between the rear side plate and the front end of the box body.
Description
Technical Field
The invention relates to a construction machine, in particular to a sand screening device for building construction.
Background
In the building industry, sand is one of the main building materials, however, the raw materials of the sand are rough and generally need to be filtered and screened for use. Due to the relatively large amount of sand used at a construction site, sand screening devices are widely used at construction sites. Present screening sand machine generally divide into drum-type screening sand machine, washing drum-type screening sand machine and shale shaker formula screening sand machine, but present screening sand machine is mostly for disposable screening sand, only has a screening sand filter screen, and screening sand is thorough inadequately, and efficiency is lower moreover, and the waste material of selecting often has a large amount of fine sand, causes too much secondary screening sand to partial screening sand mechanism only has a power supply, and screening sand efficiency is slower.
Disclosure of Invention
The invention aims to provide a sand screening device for building construction, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a building construction screening sand device, leads husky board, secondary filter screen, filter screen three, filter screen two, filter screen one, advances husky funnel, support, flexible motor four, flexible motor three, flexible motor two, flexible motor one, connecting rod one, switch, backup pad, posterior lateral plate, roof, left side board, right side board, horizontal pole, connecting rod two, connecting rod three and connecting rod four including frame, sandbox, coarse sand. The left side plate, the top plate, the rear side plate and the right side plate form a sand screening chamber, a first filter screen, a second filter screen and a third filter screen which are filtered at one time are sequentially distributed between the rear side plate and the front end of the box body, the lowest end of the first filter screen is higher than the highest end of the second inclined filter screen, the lowest end of the second inclined filter screen is higher than the highest end of the third inclined filter screen in the same way, the sand feeding funnel is arranged on the top plate, and the sand feeding funnel is arranged above the first filter screen; a secondary filter screen is arranged below the primary filter screen, a sandbox is arranged below the secondary filter screen and placed on the ground, a coarse sand guide plate is arranged between the lowest end of the three filter screens and the secondary filter screen, and the coarse sand guide plate is welded on the rack; the support is placed beside the rack, four cross rods are welded on the support, a supporting plate is welded on each cross rod, a first telescopic motor, a second telescopic motor, a third telescopic motor and a fourth telescopic motor are respectively installed on the four supporting plates, and the first telescopic motor, the second telescopic motor, the third telescopic motor and the fourth telescopic motor are respectively connected with the first filter screen, the second filter screen, the third filter screen and the secondary filter screen through a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod.
As a further scheme of the invention: the inclination angle of the primary filter screen is 15 degrees.
As a still further scheme of the invention: three primary filter screens are arranged.
As a still further scheme of the invention: each filter screen is connected with a telescopic motor.
As a still further scheme of the invention: a fine sand guiding plate is arranged between the secondary filter screen and the sand box.
As a still further scheme of the invention: the lower end of the bracket is provided with a bracket support.
As a still further scheme of the invention: the support is provided with a protection plate, and the protection plate is arranged above all the telescopic motors.
Compared with the prior art, the invention has the beneficial effects that: the sand screening machine has the advantages of high sand screening speed, high efficiency, strong sand screening power, convenience and quickness in use and capability of greatly reducing the labor intensity.
Drawings
Fig. 1 is a front view schematically showing the construction of a sand sieving device for building construction.
Fig. 2 is a structural schematic diagram of the sand screening device for building construction viewed from the right.
Fig. 3 is a structural schematic diagram of a building construction sand screening device viewed from the left.
Fig. 4 is a schematic structural view of a sand sieving device for building construction from the top.
In the figure: 1-a rack, 2-a sandbox, 3-coarse sand guiding plate, 4-a secondary filter screen, 5-a third filter screen, 6-a second filter screen, 7-a first filter screen, 8-a sand inlet funnel, 9-a support bracket, 10-a support bracket, 11-a fourth telescopic motor, 12-a third telescopic motor, 13-a second telescopic motor, 14-a first telescopic motor, 15-a first connecting rod, 16-a coarse sand receiving box, 17-a fine sand guiding plate, 18-a switch, 19-a supporting plate, 20-a rear side plate, 21-a top plate, 22-a left side plate, 23-a right side plate, 24-a cross rod, 25-a second connecting rod, 26-a third connecting rod, 27-a fourth connecting rod, 28-a protecting plate, 29-a first sand inlet, 30-a second sand inlet, 31-third sand inlet.
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 4, in the embodiment of the present invention, a sand screening device for building construction includes a frame 1, a sand box 2, a coarse sand guiding plate 3, a secondary filter screen 4, a third filter screen 5, a second filter screen 6, a first filter screen 7, a sand inlet funnel 8, a bracket holder 9, a bracket 10, a fourth telescopic motor 11, a third telescopic motor 12, a second telescopic motor 13, a first telescopic motor 14, a first connecting rod 15, a coarse sand receiving box 16, a fine sand guiding plate 17, a switch 18, a supporting plate 19, a rear side plate 20, a top plate 21, a left side plate 22, a right side plate 23, a cross rod 24, a second connecting rod 25, a third connecting rod 26, a fourth connecting rod 27, a first sand inlet 29, a second sand inlet 30, a third sand inlet 31, and a protecting plate 28; a sand-glass hopper 8 is arranged above the frame 1, a first sand inlet 29, a second sand inlet 30 and a third sand inlet 31 are arranged at the lower end of the sand-glass hopper 8, the left side plate 22, the top plate 21, the rear side plate 20 and the right side plate 23 form a sand screening chamber, a first filtering net 7, a second filtering net 6 and a third filtering net 5 which are filtered at one time are sequentially distributed between the rear side plate 20 and the front end of the box body, the lowest end of the first filtering net 7 is higher than the highest end of the second inclined filtering plate 6, and the lowest end of the second inclined filtering plate 6 is higher than the highest end of the third inclined filtering plate 5 in the same way; the sand inlet funnel 8 is arranged on the top plate 21, the sand inlet funnel 8 is arranged above the first inclined filter plate 17, the secondary filter screen 4 is arranged below the primary filter screen, the coarse sand guide plate 3 is arranged between the lowest end of the third filter screen 5 and the secondary filter screen 4, and the coarse sand guide plate 3 is welded on the rack 1; frame 1 has other support 10 of having placed, there is support 9 support 10 below, the welding has four horizontal poles 24 on the support 10, a backup pad 19 has all been welded on every horizontal pole 24, install flexible motor one on four backup pads 19 respectively, flexible motor two, flexible motor three and flexible motor four, flexible motor one, flexible motor two, flexible motor three and flexible motor four are respectively through connecting rod one 15, connecting rod two 25, connecting rod three 26 and connecting rod four 27 and filter screen one 7, filter screen two 6, filter screen three 5 and secondary filter screen 4 are connected, it reaches the husky effect of sieve to drive the filter screen side to side motion after the flexible motor starts, guard plate 28 installs on support 10, and guard plate 28 is in all flexible motor tops, fine sand leads the husky board 17 to fall into sandbox 2 through fine sand after sifting out.
The working principle of the invention is as follows: gravel enters the sand screening chamber through the sand glass hopper, the three sand inlet openings are distributed in the height direction, the gravel enters the sand screening chamber in a shunting manner, the first filter screen, the second filter screen and the third filter screen of the primary sand screening start to move left and right, finer gravel falls to the secondary filter screen, fine sand is obtained through the left and right movement of the secondary filter screen, and coarse sand finally falls to the coarse sand receiving box on the filter screen.
The sand screening machine has the advantages of high sand screening speed, high efficiency, strong sand screening power, convenience and quickness in use and capability of greatly reducing the labor intensity.
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. A building construction sand screening device is characterized by comprising a rack (1), a sand box (2), a coarse sand guiding plate (3), a secondary filter screen (4), a filter screen III (5), a filter screen II (6), a filter screen I (7), a sand inlet funnel (8), a support (10), a telescopic motor IV (11), a telescopic motor III (12), a telescopic motor II (13), a telescopic motor I (14), a connecting rod I (15), a switch (18), a support plate (19), a rear side plate (20), a top plate (21), a left side plate (22), a right side plate (23), a cross rod (24), a connecting rod II (25), a connecting rod III (26) and a connecting rod IV (27), wherein the left side plate (22), the top plate (21), the rear side plate (20) and the right side plate (23) form a sand screening chamber, and the filter screen I (7), the filter screen II (6) and the filter screen III (5) which are subjected to primary filtration are sequentially distributed in an inclined manner between the rear side plate (20) and the front end of the box body, the lowest end of the first filter screen (7) is higher than the highest end of the second inclined filter screen (6), the lowest end of the second inclined filter screen (6) is higher than the highest end of the third inclined filter screen (5), the sand inlet funnel (8) is arranged on the top plate (21), and the sand inlet funnel (8) is arranged above the first filter screen (7); a primary filter screen is composed of a first filter screen (7), a second filter screen (6) and a third filter screen (5), a secondary filter screen (4) is installed below the primary filter screen, a sand box (2) is arranged below the secondary filter screen (4), the sand box (2) is placed on the ground, a coarse sand guide sand plate (3) is installed between the lowest end of the third filter screen (5) and the secondary filter screen (4), and the coarse sand guide sand plate (3) is welded on the rack (1); a bracket (10) is placed beside a rack (1), a switch (18) is arranged on the bracket (10), four cross rods (24) are welded on the bracket (10), a supporting plate (19) is welded on each cross rod (24), a first telescopic motor, a second telescopic motor, a third telescopic motor and a fourth telescopic motor are respectively installed on the four supporting plates (19), the first telescopic motor, the second telescopic motor, the third telescopic motor and the fourth telescopic motor are respectively connected with a first filter screen (7), a second filter screen (6), a third filter screen (5) and a secondary filter screen (4) through a first connecting rod (15), a second connecting rod (25), a third connecting rod (26) and a fourth connecting rod (27), a first sand inlet (29), a second sand inlet (30) and a third sand inlet (31) are arranged at the lower end of a sand inlet funnel (8), and the first sand inlet (29), the second sand inlet (30) and the third sand inlet (31) are sequentially arranged on an inclined plane, the first sand inlet (29) is positioned above the third filter screen (5), the second sand inlet (30) is positioned above the second filter screen (6), and the third sand inlet (31) is positioned above the first filter screen (7).
2. The sand screening device for building construction according to claim 1, wherein each screen is connected to a telescopic motor.
3. The construction sand screening device according to claim 1, wherein a fine sand guide plate (17) is provided between the secondary filter screen (4) and the sand box (2).
4. The construction sand screening device according to claim 1, wherein a bracket holder (9) is installed at the lower end of the bracket (10).
5. The construction sand screening device according to claim 1, wherein a guard plate (28) is installed on the bracket (10), and the guard plate (28) is above all the telescopic motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810633722.9A CN108906604B (en) | 2018-06-20 | 2018-06-20 | Sand screening device for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810633722.9A CN108906604B (en) | 2018-06-20 | 2018-06-20 | Sand screening device for building construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108906604A CN108906604A (en) | 2018-11-30 |
| CN108906604B true CN108906604B (en) | 2022-08-02 |
Family
ID=64421295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810633722.9A Active CN108906604B (en) | 2018-06-20 | 2018-06-20 | Sand screening device for building construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108906604B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4779034B2 (en) * | 2009-04-29 | 2011-09-21 | 株式会社 丸 七 製 作 所 | Granular material milling machine |
| KR20130138626A (en) * | 2012-06-11 | 2013-12-19 | 주식회사 리텍 | The foreign material sorting apparatus which is contained in construction waste |
| CN204933957U (en) * | 2015-07-15 | 2016-01-06 | 新乡市诚信振动设备有限公司 | Multielement high-efficiency large-scale vibrating screen |
| CN205288969U (en) * | 2015-12-09 | 2016-06-08 | 钟祥市大生化工有限公司 | A vibration screening device for producing phosphorus ammonium |
| CN205966471U (en) * | 2016-07-04 | 2017-02-22 | 浙江华御食品有限公司 | A full automatic separation device for screening equidimension mushroom not |
| CN206104331U (en) * | 2016-08-31 | 2017-04-19 | 云南能投生态环境科技有限公司 | Fruit grading device |
| CN106733594A (en) * | 2015-11-23 | 2017-05-31 | 天津龙华诚信粉体技术有限公司 | A kind of powder separation equipment |
| CN206474423U (en) * | 2017-01-21 | 2017-09-08 | 天津市武清区建筑工程总公司 | A kind of haydite screening plant |
| CN206763393U (en) * | 2017-04-14 | 2017-12-19 | 宁夏亘峰嘉能能源科技股份有限公司 | Water coal mixtures flow-guiding type sorting unit |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102951778B (en) * | 2012-11-07 | 2013-10-16 | 同济大学 | Impurity screening and collecting device applied to sludge |
| CN203936028U (en) * | 2014-07-21 | 2014-11-12 | 安徽燕之坊食品有限公司 | A kind of grain processing screening machine |
| CN204842220U (en) * | 2015-07-14 | 2015-12-09 | 赣州诚博科技服务有限公司 | Accurate sieving mechanism of nut intelligence |
| CN205518523U (en) * | 2016-04-16 | 2016-08-31 | 台州市绿野饲料有限公司 | Fodder plane gyration classifying screen |
| CN106076823B (en) * | 2016-07-27 | 2018-07-24 | 浙江品创知识产权服务有限公司 | A kind of screening plant producing refractory material |
| CN207170240U (en) * | 2017-09-06 | 2018-04-03 | 深圳市晋荣建材有限公司 | A kind of adjustable vibrating sieving machine |
| CN107377368A (en) * | 2017-09-20 | 2017-11-24 | 贵州大山农业科技有限公司 | A kind of blue or green crisp Lee, which sorts, uses fast separation device |
| CN107649390A (en) * | 2017-10-20 | 2018-02-02 | 西安工业大学 | It is a kind of for the removal of impurities of jujube, screening plant and its application method |
-
2018
- 2018-06-20 CN CN201810633722.9A patent/CN108906604B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4779034B2 (en) * | 2009-04-29 | 2011-09-21 | 株式会社 丸 七 製 作 所 | Granular material milling machine |
| KR20130138626A (en) * | 2012-06-11 | 2013-12-19 | 주식회사 리텍 | The foreign material sorting apparatus which is contained in construction waste |
| CN204933957U (en) * | 2015-07-15 | 2016-01-06 | 新乡市诚信振动设备有限公司 | Multielement high-efficiency large-scale vibrating screen |
| CN106733594A (en) * | 2015-11-23 | 2017-05-31 | 天津龙华诚信粉体技术有限公司 | A kind of powder separation equipment |
| CN205288969U (en) * | 2015-12-09 | 2016-06-08 | 钟祥市大生化工有限公司 | A vibration screening device for producing phosphorus ammonium |
| CN205966471U (en) * | 2016-07-04 | 2017-02-22 | 浙江华御食品有限公司 | A full automatic separation device for screening equidimension mushroom not |
| CN206104331U (en) * | 2016-08-31 | 2017-04-19 | 云南能投生态环境科技有限公司 | Fruit grading device |
| CN206474423U (en) * | 2017-01-21 | 2017-09-08 | 天津市武清区建筑工程总公司 | A kind of haydite screening plant |
| CN206763393U (en) * | 2017-04-14 | 2017-12-19 | 宁夏亘峰嘉能能源科技股份有限公司 | Water coal mixtures flow-guiding type sorting unit |
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| Publication number | Publication date |
|---|---|
| CN108906604A (en) | 2018-11-30 |
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Effective date of registration: 20220718 Address after: Room 203-4, building 11, No. 490, Menggu Road, Qiandaohu Town, Chun'an County, Hangzhou City, Zhejiang Province, 311700 Applicant after: Green city entropy Construction Management Co.,Ltd. Address before: 246300 room 1, No.14, Huayuan Group, Panpu village, Meicheng Town, Qianshan County, Anqing City, Anhui Province Applicant before: Hu Xuewen |
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