CN111420867A - Special shale shaker of square chest formula bituminous mixture agitated vessel - Google Patents
Special shale shaker of square chest formula bituminous mixture agitated vessel Download PDFInfo
- Publication number
- CN111420867A CN111420867A CN202010310341.4A CN202010310341A CN111420867A CN 111420867 A CN111420867 A CN 111420867A CN 202010310341 A CN202010310341 A CN 202010310341A CN 111420867 A CN111420867 A CN 111420867A
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- Prior art keywords
- screen
- square box
- box type
- special
- box
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Classifications
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- 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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
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- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a vibrating screen special for square box type asphalt mixture stirring equipment, which comprises a square box type screen box, wherein a screen body is arranged in the square box type screen box, the screen body comprises a combined type screen frame and a plurality of layers of screen assemblies arranged in the combined type screen frame, the layers of screen assemblies are arranged in a layered mode from top to bottom, the sizes of screen apertures are sequentially decreased progressively from top to bottom, a plurality of supporting cross beams are uniformly distributed below each layer of screen assembly, two overhead vibrators are fixed on the upper portion of the screen body and are installed back to back, a material inlet is formed in the right side above the square box type screen box, and a material separating box is arranged above the material inlet. The invention adopts the square box-shaped rigid outer box body, has beautiful and harmonious appearance, not only increases the strength of the shell body and the stability of equipment, meets the environmental protection and sealing requirements of the equipment, but also reduces the cost of the equipment, and is in seamless lap joint with components such as a hot aggregate bin of asphalt mixture stirring equipment and the like.
Description
Technical Field
The invention relates to a vibrating screen, in particular to a vibrating screen special for square box type asphalt mixture stirring equipment.
Background
A batch type stirring device for producing black pavement materials, namely asphalt mixtures, needs to fully mix and stir heated stone aggregates and hot asphalt with different particle size specifications according to a given gradation proportion and an oilstone ratio and a small amount of fillers or additives. The vibrating screen special for stirring equipment is needed to realize the accurate grading proportion of the stone aggregates with different grain sizes. The vibrating screen of the asphalt mixture stirring equipment in the prior art adopts an inclined box body, and the vibrating screen has the following main defects: 1. the screen body is high in front and low in back and is not coordinated with adjacent components; 2. the top surface has large inclination angle, and the on-site maintenance and disassembly are inconvenient; 3. the strength of the shell of the sieve box is poor, the stability is poor, and the service life is short; 4. the sealed requirement of environmental protection of agitated vessel complete machine is hardly satisfied to the sieve case of slope, can only increase a shell in the shale shaker outside again, is unfavorable for the heat dissipation of vibrator promptly, makes whole screen frame too huge again, is unfavorable for the transportation, and multilayer structure greatly increased the manufacturing cost of equipment again simultaneously.
Disclosure of Invention
The invention provides a vibrating screen special for square box type asphalt mixture stirring equipment, which adopts a square box type rigid outer box body, has beautiful and harmonious appearance, not only increases the strength of a shell and the stability of the equipment, meets the environmental protection and sealing requirements of the equipment, but also reduces the cost of the equipment, is in seamless lap joint with components such as a hot aggregate bin of the asphalt mixture stirring equipment, and solves the problems in the prior art.
The invention provides a vibrating screen special for square box type asphalt mixture stirring equipment, which comprises a square box type screen box, wherein a screen body is arranged in the square box type screen box, the screen body comprises a combined type screen frame and a plurality of layers of screen assemblies arranged in the combined type screen frame, the plurality of layers of screen assemblies are arranged in layers from top to bottom, the sizes of screen apertures are sequentially reduced from top to bottom, a plurality of supporting cross beams are uniformly distributed below each layer of screen assembly, two overhead vibrators are fixed on the upper part of the screen body and are arranged back to back, a material inlet is arranged on the right side above the square box type screen box, a material separating box is arranged above the material inlet, a discharge port is arranged on the left side of the bottom of the square box type screen box, a detachable material guide device is arranged at the discharge port, the upper parts of supporting seats are arranged on the front side and the rear side of the screen body, and a positioning supporting seat is arranged in the square box, the upper supporting seat is connected with the corresponding positioning supporting seat through an elastic element.
Further, the elastic element is a spiral spring.
Furthermore, the upper part of the supporting beam is of a cambered surface structure with a raised center, and two ends of the supporting beam are arranged on the combined type sieve frame through connecting flanges.
Furthermore, the supporting cross beam is made of a round pipe, a triangular beam or a small round pipe arranged above the square pipe.
Furthermore, a noise reduction material distribution plate capable of transversely swinging is arranged right below the inlet of the material distribution box, and a replaceable lining plate is arranged on the noise reduction material distribution plate.
Further, the material guide device comprises a material baffle plate and a plurality of bin distribution plates correspondingly arranged with the plurality of layers of screen assemblies, and the material baffle plate and the bottom of the bin distribution plates are detachably and rotatably arranged on the square box-shaped screen box through hinges.
Further, wear-resisting baffle is arranged at the upper part of the screen body under the material inlet, so that the material is prevented from directly impacting the screen assembly, and the wear-resisting baffle is obliquely arranged.
Furthermore, wallboard is arranged on the front side and the rear side of the screen body, and the wallboard is formed by cutting the whole steel plate.
Furthermore, access doors are arranged on the periphery of the square box-shaped screen box, and access holes special for replacing the screen are arranged at the top of the square box-shaped screen box.
Furthermore, a plurality of movable cover plates are arranged on the screen surface at the top of the square box-shaped screen box, an overhead vibrator mounting opening is formed in the center of the screen surface, the overhead vibrator penetrates through the mounting opening and is located above the screen surface, a flexible rubber plate is arranged at the mounting opening to achieve soft sealing, and a negative pressure air suction opening is formed in the position, close to the material inlet, of the screen surface.
The invention adopts the structure and has the following advantages:
1. the whole vibrating screen is simple and compact in structure and is completely matched with other parts of stirring equipment. The square box-shaped screen box shell is made of rigid materials, has high strength and good stability, and is in seamless butt joint with the lower storage bin.
2. Maintenance and change screen cloth convenient and fast, the access door sets up the hinge, and the guide device sets up the hinge, opens the access door fast, dismantles fast and lays flat the guide device, changes an arbitrary screen cloth at will.
3. Two maintenance-free vibrating motors are used as overhead vibrators and are installed back to back, the self-synchronizing effect is better, and the screen body runs more stably.
4. The top-mounted vibrator is arranged outside the sealed screen box, so that heat dissipation of the vibrator is facilitated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a square box-shaped sieve box;
FIG. 3 is a schematic view of a screen body structure;
FIG. 4 is a schematic view of the material guiding device shown in FIG. 1;
FIG. 5 is a schematic structural diagram of a noise-reducing material-distributing plate in a material-distributing box when materials are introduced into a screen body;
FIG. 6 is a schematic structural diagram of a noise-reducing material-distributing plate in a material-distributing box when materials are guided into a straight bin;
FIG. 7 is a schematic diagram of a screen assembly;
in the figure: 1. square box type sieve box, 2, sieve body, 3, elastic element, 4, guide device, 5, access door, 6, screen mesh component, 7, supporting beam, 8, upper supporting seat, 9, overhead vibrator, 10, positioning supporting seat, 11, negative pressure suction inlet, 12, material inlet, 13, connecting flange, 14, screen surface, 15, movable cover plate, 16, flexible rubber plate, 17, special access hole for replacing screen mesh, 18, striker plate, 19, bin separating plate, 20, hinge, 21, material separating box, 22, noise reduction and material separating plate, 23, lining plate, 24, combined type sieve frame, 25, wear-resistant baffle, 26, wall plate, 27 and straight bin.
The specific implementation mode is as follows:
in order to clearly explain the technical features of the present invention, the following detailed description of the invention is provided with reference to the accompanying drawings.
As shown in figures 1-7, the invention provides a vibrating screen special for square box type asphalt mixture stirring equipment, which comprises a square box type screen box 1, a screen body 2 is arranged in the square box type screen box 1, the screen body 2 comprises a combined screen frame 24 and a plurality of layers of screen assemblies 6 arranged in the combined screen frame 24, the plurality of layers of screen assemblies 6 are arranged in layers from top to bottom, the sizes of screen apertures are sequentially reduced from top to bottom, a plurality of supporting cross beams 7 are uniformly distributed below each layer of screen assembly 6, two overhead vibrators 9 are fixed on the upper part of the screen body 2 and are arranged back to back, a material inlet 12 is arranged on the right side above the square box type screen box 1, a material distribution box 21 is arranged above the material inlet 12, a material outlet is arranged on the left side of the bottom of the square box type screen box 1, a detachable material guide device 4 is arranged at the material outlet, the front side and the rear side of the screen body 2 are respectively provided with an upper supporting seat 8, a positioning supporting seat 10 is arranged in the square box-shaped screen box 1 corresponding to the upper supporting seat 8, and the upper supporting seat 8 is connected with the corresponding positioning supporting seat 10 through an elastic element 3.
Preferably, the elastic element 3 is a coil spring or other elastic module.
Preferably, the upper part of the supporting beam 7 is an arc structure with a raised center, and two ends of the supporting beam 7 are mounted on the combined type sieve frame 24 through the connecting flange 13.
Preferably, the supporting beam 7 is made of a round pipe, a triangular beam or a square pipe, and a small round pipe is arranged above the round pipe, the triangular beam or the square pipe.
Preferably, a noise reduction material separating plate 22 capable of swinging transversely is arranged right below the inlet of the material separating box 21, and a replaceable lining plate 23 is arranged on the noise reduction material separating plate 22. The noise-reducing material-separating plate 39 can be swung transversely and can be held in both positions of the screen body 2 and the through-bin 27 in an automatically controlled or manually operated manner.
Preferably, the material guiding device 4 comprises a material baffle 18 and a plurality of bin dividing plates 19 which are arranged corresponding to the plurality of layers of screen assemblies 6, and the bottom parts of the material baffle 18 and the bin dividing plates 19 are detachably and rotatably arranged on the square box-shaped screen box 1 through hinges 20.
Preferably, a wear-resistant baffle 25 is arranged at the upper part of the screen body 2 at the right lower side of the material inlet 12 to prevent the material from directly impacting the screen assembly 6, and the wear-resistant baffle 25 is obliquely arranged.
Preferably, the front side and the rear side of the screen body 2 are provided with wallboards 26, and the wallboards 26 are formed by cutting the whole steel plate and are formed by non-welding structures or tailor welding.
Preferably, the square box-shaped sieve box 1 is provided with access doors 5 at the periphery and access holes 17 special for replacing the sieve screen at the top.
Preferably, a plurality of movable cover plates 15 are arranged on a screen surface 14 at the top of the square box-shaped screen box 1, an overhead vibrator mounting opening is formed in the center of the screen surface 14, the overhead vibrator 9 penetrates through the mounting opening and is located above the screen surface 14, a flexible rubber plate 16 is arranged at the mounting opening to achieve soft sealing, and a negative pressure air suction opening 11 is formed in the position, close to the material inlet 12, of the screen surface 14.
The material enters the screen body 2 through the material separating box 21 or directly enters the through bin 27, the material entering the screen body 2 is screened according to different particle size specifications, and the screened material is guided into the bin through the material guiding device 4 and enters the next procedure.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The present invention is not described in detail, but is known to those skilled in the art.
Claims (10)
1. A vibrating screen special for square box type asphalt mixture stirring equipment is characterized by comprising a square box type screen box, a screen body is arranged in the square box type screen box and comprises a combined type screen frame and a plurality of layers of screen assemblies arranged in the combined type screen frame, the layers of screen assemblies are arranged in a layered mode from top to bottom, the sizes of screen apertures are gradually decreased from top to bottom, a plurality of supporting cross beams are uniformly distributed below each layer of screen assembly, two overhead vibrators are fixed on the upper portion of the screen body and are installed back to back, a material inlet is arranged on the right side above the square box type screen box, a material separating box is arranged above the material inlet, a discharge port is arranged on the left side of the bottom of the square box type screen box, a detachable material guide device is arranged at the discharge port, upper portions of supporting seats are arranged on the front side and the rear side of the screen body, a positioning supporting seat is arranged in the square box type screen box and corresponds to the supporting, the upper supporting seat is connected with the corresponding positioning supporting seat through an elastic element.
2. The vibrating screen special for the square box type asphalt mixing plant according to claim 1, wherein the elastic element is a coil spring.
3. The vibrating screen special for the square box type asphalt mixture stirring equipment as claimed in claim 1, wherein the upper part of the supporting beam is of a cambered surface structure with a raised center, and two ends of the supporting beam are mounted on the combined type screen frame through connecting flanges.
4. The vibrating screen special for the square box type asphalt mixture stirring equipment as claimed in claim 3, wherein the supporting beam is made of round tubes, triangular beams or small round tubes arranged above the square tubes.
5. The vibrating screen special for the square box type asphalt mixture stirring equipment as claimed in claim 1, wherein a noise reduction material separating plate capable of swinging transversely is arranged right below the inlet of the material separating box, and a replaceable lining plate is arranged on the noise reduction material separating plate.
6. The vibrating screen special for the square box type asphalt mixture stirring equipment as claimed in claim 1, wherein the material guiding device comprises a material baffle and a plurality of bin dividing plates arranged corresponding to the plurality of layers of screen assemblies, and the material baffle and the bin dividing plates are detachably and rotatably arranged on the square box type screen box through hinges.
7. The vibrating screen special for the square box type asphalt mixture stirring equipment as claimed in claim 1, wherein a wear-resistant baffle is arranged at the upper part of the screen body under the material inlet to prevent the material from directly impacting the screen assembly, and the wear-resistant baffle is arranged obliquely.
8. The vibrating screen special for the square box type asphalt mixture stirring equipment as claimed in claim 1, wherein wall plates are arranged on the front side and the rear side of the screen body, and the wall plates are formed by cutting the whole steel plate.
9. The vibrating screen special for the square box type asphalt mixture stirring equipment as claimed in claim 1, wherein the square box type screen box is provided with access doors at the periphery and access holes special for replacing screen meshes at the top.
10. The vibrating screen special for the square box type asphalt mixture stirring equipment as claimed in claim 1, wherein the screen surface at the top of the square box type screen box is provided with a plurality of movable cover plates, the center of the screen surface is provided with an overhead vibrator mounting port, the overhead vibrator penetrates through the mounting port and is positioned above the screen surface, the mounting port is provided with a flexible rubber plate to realize soft sealing, and the screen surface is provided with a negative pressure air suction port close to a material inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010310341.4A CN111420867A (en) | 2020-04-20 | 2020-04-20 | Special shale shaker of square chest formula bituminous mixture agitated vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010310341.4A CN111420867A (en) | 2020-04-20 | 2020-04-20 | Special shale shaker of square chest formula bituminous mixture agitated vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111420867A true CN111420867A (en) | 2020-07-17 |
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ID=71554073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010310341.4A Pending CN111420867A (en) | 2020-04-20 | 2020-04-20 | Special shale shaker of square chest formula bituminous mixture agitated vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111420867A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1188915B (en) * | 1963-04-26 | 1965-03-11 | Heise Carl Hermann | Mobile screening and mixing machine for bituminous road building materials, in which a vibrating screen is arranged in the mixing tower above the pre-silo |
| CN202539067U (en) * | 2012-04-24 | 2012-11-21 | 福建南方路面机械有限公司 | Vibrating screen of asphalt stirring apparatus |
| CN103302033A (en) * | 2013-06-24 | 2013-09-18 | 广州市星坤机械有限公司 | Multi-layer wide classifying screen |
| CN205042748U (en) * | 2015-08-05 | 2016-02-24 | 兰溪市博远金属有限公司 | Branch flitch of secondary aluminum sorter |
| CN205673186U (en) * | 2016-06-15 | 2016-11-09 | 福建铁拓机械有限公司 | A kind of vibrosieve for reclaiming waste asphalt mixture |
| CN207770313U (en) * | 2017-11-30 | 2018-08-28 | 江西石城县永盛选矿设备制造有限公司 | A kind of vibrating screen that can improve screening precision |
| CN209597633U (en) * | 2019-02-27 | 2019-11-08 | 江阴市鑫海公路机械材料有限公司 | Compound vibrating screen |
| CN209791953U (en) * | 2019-01-25 | 2019-12-17 | 中交西安筑路机械有限公司 | But quick overhaul's shale shaker divides mechanism |
| CN209918293U (en) * | 2019-04-24 | 2020-01-10 | 新乡格林机械股份有限公司 | Asphalt pavement thermal regeneration aggregate screening vibrating screen |
-
2020
- 2020-04-20 CN CN202010310341.4A patent/CN111420867A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1188915B (en) * | 1963-04-26 | 1965-03-11 | Heise Carl Hermann | Mobile screening and mixing machine for bituminous road building materials, in which a vibrating screen is arranged in the mixing tower above the pre-silo |
| CN202539067U (en) * | 2012-04-24 | 2012-11-21 | 福建南方路面机械有限公司 | Vibrating screen of asphalt stirring apparatus |
| CN103302033A (en) * | 2013-06-24 | 2013-09-18 | 广州市星坤机械有限公司 | Multi-layer wide classifying screen |
| CN205042748U (en) * | 2015-08-05 | 2016-02-24 | 兰溪市博远金属有限公司 | Branch flitch of secondary aluminum sorter |
| CN205673186U (en) * | 2016-06-15 | 2016-11-09 | 福建铁拓机械有限公司 | A kind of vibrosieve for reclaiming waste asphalt mixture |
| CN207770313U (en) * | 2017-11-30 | 2018-08-28 | 江西石城县永盛选矿设备制造有限公司 | A kind of vibrating screen that can improve screening precision |
| CN209791953U (en) * | 2019-01-25 | 2019-12-17 | 中交西安筑路机械有限公司 | But quick overhaul's shale shaker divides mechanism |
| CN209597633U (en) * | 2019-02-27 | 2019-11-08 | 江阴市鑫海公路机械材料有限公司 | Compound vibrating screen |
| CN209918293U (en) * | 2019-04-24 | 2020-01-10 | 新乡格林机械股份有限公司 | Asphalt pavement thermal regeneration aggregate screening vibrating screen |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200717 |
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| RJ01 | Rejection of invention patent application after publication |