CN107983644B - Shark scale-imitating angle-adjustable type fish scale screen - Google Patents
Shark scale-imitating angle-adjustable type fish scale screen Download PDFInfo
- Publication number
- CN107983644B CN107983644B CN201711395009.7A CN201711395009A CN107983644B CN 107983644 B CN107983644 B CN 107983644B CN 201711395009 A CN201711395009 A CN 201711395009A CN 107983644 B CN107983644 B CN 107983644B
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- frame
- fish scale
- screen
- connecting rod
- shark
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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
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- 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
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4636—Regulation of screen apertures
Abstract
The invention discloses a shark scale-imitating adjustable-angle type fish scale screen, and belongs to the field of cleaning machinery in agricultural product post-harvest treatment machinery. The fish scale screen comprises a screen frame, a plurality of rows of fish scale screen pieces, a plurality of shafts and an angle adjusting device; the fish scale screening sheets are fixed on the screening frame through shafts, the shafts are fixedly connected with the angle adjusting device, the angles of the fish scale screening sheets are adjusted through the angle adjusting device, and each fish scale screening sheet is formed by connecting a plurality of fish scale screening sheet units; the fish scale screen sheet units are shark scale-shaped, and each fish scale screen sheet unit is provided with a plurality of bulges and a plurality of grooves. The fish-scale screen can adjust the angle, adopts shark scaly screen pieces to reduce the resistance, plays a certain role in guiding, improves the one-way pushing capacity and the reliability of the fish-scale screen, and improves the conveying efficiency and the screening speed. The fish scale screen is suitable for cleaning machines in agricultural product post-harvest treatment machines.
Description
Technical Field
The invention relates to an adjustable-angle type scale sieve imitating shark scales, in particular to an adjustable-angle type scale sieve based on bionic design of shark scales, and belongs to the field of cleaning machinery in agricultural product post-harvest treatment machinery.
Background
Cleaning is an indispensable link after grain harvesting. The grain cleaning machine is mainly used for removing mechanically damaged, broken and immature grains and impurities such as grass seeds, silt, ear shells and the like, and the working principle is that the grains and the impurities are separated by utilizing the difference of physical and mechanical properties among components of cleaning objects.
The sieve is an important grain cleaning machine and comprises various forms of woven sieves, fisheye sieves, punching sieves, fish scale sieves and the like. The sieve with the non-adjustable inclination angle is generally called a fisheye sieve, and the sieve with the adjustable inclination angle and the widest application is called a fish scale sieve. The scale rotating shafts on the fish scale screen, which can adjust the opening, are linked, and the opening can be changed simultaneously. The fish-scale screen has good universality, good performance of guiding airflow to blow off light impurities and discharge large impurities, difficult blockage of a screen surface and high productivity. In order to further improve the productivity of the fish scale screen, the method can be started from the aspect of improving the one-way pushing efficiency of the fish scale screen.
Disclosure of Invention
In order to solve the problems that the structure of the prior angle-adjustable fish scale sieve sheet can not give full play to the harvesting efficiency and improve the harvesting quality, the invention provides the angle-adjustable fish scale sieve imitating shark scales, which has high working efficiency and good pushing effect, so as to improve the screening speed and the working efficiency and improve the harvesting quality, and adopts the technical scheme that:
an angle-adjustable type fish scale screen imitating shark scales comprises a screen frame 1, a plurality of rows of fish scale screen pieces 2, a plurality of shafts 3 and an angle adjusting device 4; wherein:
the screen frame 1 comprises a first frame 11, a second frame 12, a third frame 13, a fourth frame 14, a first connecting rod 15 and a second connecting rod 16; wherein: the first frame 11, the second frame 12, the third frame 13 and the fourth frame 14 are fixedly connected in sequence to form a square or a rectangle; one end of the first connecting rod 15 is vertically and fixedly connected with the first side frame 11, and the other end is vertically and fixedly connected with the third side frame 13; one end of the second connecting rod 16 is vertically and fixedly connected with the first side frame 11, and the other end is vertically and fixedly connected with the third side frame 13; the second connecting rod 16 is positioned at one side close to the second frame 12, and the first connecting rod 15 is positioned at one side close to the fourth frame 14;
the angle adjusting device 4 comprises a middle adjusting plate 41, a pull rod 42, an angle adjusting handle 43 and an adjusting fluted disc 44; wherein: the middle adjusting plate 41 is arranged above the middle of the first connecting rod 15 and the second connecting rod 16, and a connecting lug 411 is arranged below the middle adjusting plate 41; one end of the pull rod 42 is connected with the connecting lug 411, and the other end is connected with the angle adjusting handle 43; the angle adjusting handle 43 is fixed above the adjusting fluted disc 44, and the angle adjusting handle 43 can swing around a fixed point; the adjusting fluted disc 44 is fixed on the screen frame 1;
a plurality of rows of fish scale screen sheets 2 are arranged between the fourth frame 14 and the first connecting rod 15, each row of fish scale screen sheets 2 is fixed on one shaft 3, one end of each shaft 3 is movably connected with the fourth frame 14, and the other end of each shaft 3 passes through the first connecting rod 15 and is fixedly connected with the middle adjusting plate 41;
a plurality of rows of fish scale screen sheets 2 are arranged between the second frame 12 and the second connecting rod 16, each row of fish scale screen sheets 2 is fixed on one shaft 3, one end of each shaft 3 is movably connected with the second frame 12, and the other end of each shaft 3 passes through the second connecting rod 16 and is fixedly connected with the middle adjusting plate 41;
each row of fish scale screen sheets 2 is formed by connecting a plurality of fish scale screen sheet units 21; the fish scale screen sheet units 21 are shark scale-shaped, and each fish scale screen sheet unit 21 is provided with N protrusions 211 and N-1 grooves 212, wherein N is an integer larger than or equal to 2.
Further, the number of the protrusions 211 is 2 to 5.
Further, the ratio of the width to the depth of the groove 212 is (1-4): 1.
Further, the number of rows of the scalps 2 between the fourth frame 14 and the first connecting rod 15 is the same as the number of rows of the scalps 2 between the second frame 12 and the second connecting rod 16.
Further, the angle adjusting handle 43 is L-shaped. Wherein the right angle department of angle adjustment handle 43 and regulation fluted disc 44 fixed connection, angle adjustment handle 43 can be swung around the fixed point, and is more laborsaving during this kind of fixed mode uses.
In the present invention, the shaft 3 between the second frame 12 and the second connecting rod 16 and the shaft 3 between the fourth frame 14 and the first connecting rod 15 may be the same shaft or may not be the same shaft, and when the same shaft is used, a shaft having two linear sides and a U-shaped middle may be used as long as the shaft is fixedly connected to the middle adjusting plate 41.
In the invention, the fish scale sheets 2 between the second frame 12 and the second connecting rod 16 and the fish scale sheets 2 between the fourth frame 14 and the first connecting rod 15 are symmetrically arranged.
The fish scale sieve sheet 2 is shark scale-shaped, and the surface appearance of the shark skin is shown as a scanning electron microscope picture in figure 1.
The fish scale sieve sheet structure of the invention has bulges and grooves similar to shark scales, the tail part of each group of fish scale sieve sheets is provided with a shaft fixed with the sieve sheets, two ends of the shaft are arranged on the sieve frames at two sides and can flexibly rotate, an adjusting plate capable of moving transversely is arranged in the middle, and the shaft is simultaneously matched with holes on the middle adjusting plate; the adjusting fluted disc is fixed with the screen frame, the adjusting handle is arranged on the adjusting fluted disc, one end of the pull rod is connected with the adjusting handle through a bolt, and the other end of the pull rod is connected with the middle adjusting plate through a bolt. The invention has the beneficial effects that:
the invention adopts the shark scaly fish scale screen sheet 2, namely the fish scale screen sheet 2 is provided with the bulges and the grooves with the guiding function, so that the problem of low pushing efficiency of the existing fish scale screen unidirectional material can be solved, and the shark imitation groove structure on the fish scale screen sheet in the embodiment can obtain the following effects: (1) the shark-imitated groove structure on the fish scale screen sheet not only plays a role in screening, but also can force materials, particularly grains, to slide along the groove, so that the unidirectional movement speed of the fish scale screen sheet is improved, and the fish scale screen sheet is further matched with the fish scale screen sheet with one end tilted to form a unidirectional pushing function; (2) the shark-imitated groove structure on the fish scale screen sheet can also reduce resistance, is beneficial to the sliding of materials, further improves the unidirectional pushing capacity of the fish scale screen, and can reduce power consumption compared with the traditional fish scale screen for screening the same amount of materials; (3) the shark-imitating groove structure on the fish scale screen sheet can improve the conveying efficiency and the screening speed in the vibration screening process, so that the working efficiency of the fish scale screen in the vibration screening process is improved.
The angle of the fish scale screen can be adjusted according to the requirements in the actual use process, so that the fish scale screen is suitable for more materials and more screening working conditions, and the fish scale screen is more flexible.
Drawings
FIG. 1 is a scanning electron micrograph of the surface morphology of sharkskin;
FIG. 2 is a schematic perspective view (in a top view) of the shark scale imitating angle-adjustable type fish scale screen;
FIG. 3 is a bottom view of the structure of the adjustable angle type shark scale screen imitating shark scales;
FIG. 4 is a schematic view of the three-dimensional structure (in the bottom view direction) of the shark scale imitating angle-adjustable type fish scale screen;
FIG. 5 is a partially enlarged schematic view (looking down on) of the shark scale imitating angle-adjustable type fish scale screen;
FIG. 6 is a partially enlarged schematic view (looking down) of the adjustable angle type shark scale screen imitating shark scale according to the present invention;
FIG. 7 is a partially enlarged schematic view (looking down) of the adjustable angle type shark scale screen imitating shark scale according to the present invention;
FIG. 8 is a partially enlarged schematic view (looking down on) of the shark scale imitating angle-adjustable type fish scale screen;
FIG. 9 is a partially enlarged schematic view (looking down on) of the adjustable angle type shark scale screen imitating shark scale according to the invention;
FIG. 10 is a schematic structural diagram of two louver units of the adjustable-angle type louver sieve imitating shark scale;
in the figure: 1, a screen frame; 11, a first frame; 12, a second frame; 13, a third frame; 14, a fourth frame; 15, a first connecting rod; 16, a second connecting rod; 2, fish scale screening; 21, a fish scale screening unit 21; 211, a projection; 212, a groove; 3, a shaft; 4, an angle adjusting device; 41, a middle adjusting plate; 411, a connecting lug; 42, a pull rod; 43, an angle adjustment handle; and 44, adjusting the fluted disc.
Detailed Description
The present invention is further illustrated below with reference to specific examples, which will assist the person skilled in the art to further understand the invention, but which are not intended to limit the invention in any way.
The embodiment is described with reference to fig. 1 to 10, and the shark scale imitating angle-adjustable type scalping screen of the embodiment comprises a screen frame 1, a plurality of rows of scalping screen pieces 2, a plurality of root shafts 3 and an angle adjusting device 4; wherein:
the screen frame 1 comprises a first frame 11, a second frame 12, a third frame 13, a fourth frame 14, a first connecting rod 15 and a second connecting rod 16; wherein: the first frame 11, the second frame 12, the third frame 13 and the fourth frame 14 are fixedly connected in sequence to form a square or a rectangle; one end of the first connecting rod 15 is vertically and fixedly connected with the first side frame 11, and the other end is vertically and fixedly connected with the third side frame 13; one end of the second connecting rod 16 is vertically and fixedly connected with the first side frame 11, and the other end is vertically and fixedly connected with the third side frame 13; the second connecting rod 16 is positioned at one side close to the second frame 12, and the first connecting rod 15 is positioned at one side close to the fourth frame 14;
the angle adjusting device 4 comprises a middle adjusting plate 41, a pull rod 42, an angle adjusting handle 43 and an adjusting fluted disc 44; wherein: the middle adjusting plate 41 is arranged above the middle of the first connecting rod 15 and the second connecting rod 16, and a connecting lug 411 is arranged below the middle adjusting plate 41; one end of the pull rod 42 is connected with the connecting lug 411, and the other end is connected with the angle adjusting handle 43; the angle adjusting handle 43 is fixed above the adjusting fluted disc 44, and the angle adjusting handle 43 can swing around a fixed point; the adjusting fluted disc 44 is fixed on the screen frame 1;
a plurality of rows of fish scale screen sheets 2 are arranged between the fourth frame 14 and the first connecting rod 15, each row of fish scale screen sheets 2 is fixed on one shaft 3, one end of each shaft 3 is movably connected with the fourth frame 14, and the other end of each shaft 3 passes through the first connecting rod 15 and is fixedly connected with the middle adjusting plate 41;
a plurality of rows of fish scale screen sheets 2 are arranged between the second frame 12 and the second connecting rod 16, each row of fish scale screen sheets 2 is fixed on one shaft 3, one end of each shaft 3 is movably connected with the second frame 12, and the other end of each shaft 3 passes through the second connecting rod 16 and is fixedly connected with the middle adjusting plate 41;
each row of fish scale screen sheets 2 is formed by connecting a plurality of fish scale screen sheet units 21; the fish scale screen sheet units 21 are shark scale-shaped, and each fish scale screen sheet unit 21 is provided with N bulges 211 and N-1 grooves 212, wherein N is an integer more than or equal to 2.
The number of the protrusions 211 in the present embodiment is preferably 2-5, and a better pushing efficiency can be obtained in this range, wherein 3 effects are the best.
In the present embodiment, the ratio of the width to the depth of the groove 212 is (1-4): 1, and in this range, a better pushing efficiency can be obtained, and 3 of them are the best.
In this embodiment, the number of rows of the louver blades 2 between the fourth frame 14 and the first connecting rod 15 may be the same as the number of rows of the louver blades 2 between the second frame 12 and the second connecting rod 16, so that a better screening effect may be obtained.
In this embodiment, the louver pieces 2 between the second frame 12 and the second connecting rod 16 and the louver pieces 2 between the fourth frame 14 and the first connecting rod 15 are symmetrically arranged, so that a better screening effect can be obtained.
In the present embodiment, the shaft 3 between the second frame 12 and the second connecting rod 16 and the shaft 3 between the fourth frame 14 and the first connecting rod 15 may be the same shaft or may not be the same shaft, and when the same shaft is used, a shaft having straight lines on both sides and U-shaped middle may be used as long as the shaft is fixedly connected to the middle adjusting plate 41.
The fish scale screen sheet 2 in this embodiment is in the shape of shark scale, and is a scanning electron microscope photograph of the surface morphology of sharkskin as shown in fig. 1.
The operating principle of the fish scale screen of the embodiment is as follows:
1. the screening principle of the fish scale screen of the embodiment is as follows: the fish scale screen is in a vibration state in the screening working process, screened materials move unidirectionally on the surface above the fish scale screen pieces 2, small-sized impurities fall down from the fish scale screen pieces 2, the rest screened materials are vibrated and thrown up to the grooves 212 on the surfaces of the fish scale screen pieces 2 to be continuously pushed forwards, and the fish scale screen pieces 2 with one tilted ends (the front ends of the fish scale screen pieces are tilted by adjusting the angles of the fish scale screen pieces 2) can block the materials from moving reversely in the pushing direction, so that the unidirectional pushing effect is achieved; in the working process, the screened materials are similar to a flowing state, and the structure of the shark-imitated groove 212 on the fish scale screen sheet 2 can force the materials, particularly grains, to slide along the groove 212 to improve the unidirectional movement speed of the materials, reduce the resistance and further improve the unidirectional pushing capacity of the fish scale screen.
2. The angle adjustment principle of the fish scale screen of the embodiment is as follows: the adjusting handle 43 swings to drive the pull rod 42 and further drive the middle adjusting plate 41 to move transversely, so that the fish scale screen sheet can rotate around the shaft 3 fixed with the fish scale screen sheet 2, and the angle adjustment is realized; specifically, the method comprises the following steps: the tail part of each group of the fish scale sieve sheets is provided with a shaft 3 fixed with the fish scale sieve sheets 2, two ends of the shaft 3 are arranged on the sieve frames 2 at two sides and can flexibly rotate, an adjusting plate capable of moving transversely is arranged in the middle, and the shaft is fixedly connected with the middle adjusting plate; the adjusting fluted disc 44 is fixed with the screen frame 1, the adjusting handle 43 is arranged on the adjusting fluted disc 44, one end of the pull rod 42 is connected with the adjusting handle 43 by a bolt, and the other end is connected with the middle adjusting plate 41 by a bolt.
As shown in fig. 2, the louver sieve 2 is regularly arranged on the sieve frame 2 of this embodiment in a plurality of rows, and both ends of the shaft 3 fixed with the louver sieve on the louver sieve 2 are installed on the sieve frames 1 on both sides, so as to realize free rotation.
As shown in fig. 3, the adjusting fluted disc 44 is fixed on the screen frame 1, and the angle adjusting handle 43 is mounted on the adjusting fluted disc 44 to swing and drive the pull rod 42 to move, so as to realize the transverse movement of the middle adjusting plate 41 and further drive the shaft 3 to rotate to realize the angle adjustment.
The size of the opening between the fish scale screen pieces 2 in the embodiment is determined according to the size of the material to be screened.
This embodiment is through the scaly sieve piece 2 of adopting shark scaly, is provided with the arch and the slot of guide effect on the scaly sieve piece 2 promptly, can solve the problem that the one-way material propelling movement of current scaly sieve is inefficiency, and the imitative shark slot structure on the scaly sieve piece in this embodiment can obtain following effect: (1) the shark-imitated groove structure on the fish scale screen sheet not only plays a role in screening, but also can force materials, particularly grains, to slide along the groove, so that the unidirectional movement speed of the fish scale screen sheet is improved, and the fish scale screen sheet is further matched with the fish scale screen sheet with one end tilted to form a unidirectional pushing function; (2) the shark-imitated groove structure on the fish scale screen sheet can also reduce resistance, is beneficial to the sliding of materials, further improves the unidirectional pushing capacity of the fish scale screen, and can reduce power consumption compared with the traditional fish scale screen for screening the same amount of materials; (3) the shark-imitating groove structure on the fish scale screen sheet can improve the conveying efficiency and the screening speed in the vibration screening process, so that the working efficiency of the fish scale screen in the vibration screening process is improved.
The angle of adjustment can be realized to the fish scale sieve of this embodiment, according to the demand in the in-service use process, adjusts the angle of fish scale sieve piece wantonly, and then is applicable to more materials, more screening operating modes, makes the fish scale sieve more nimble.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes and modifications can be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (5)
1. An adjustable-angle type shark scale screen imitating shark scales is characterized by comprising a screen frame (1), a plurality of rows of fish scale screen pieces (2), a plurality of shafts (3) and an angle adjusting device (4); wherein:
the screen frame (1) comprises a first frame (11), a second frame (12), a third frame (13), a fourth frame (14), a first connecting rod (15) and a second connecting rod (16); wherein: the first frame (11), the second frame (12), the third frame (13) and the fourth frame (14) are fixedly connected into a square or a rectangle in sequence; one end of the first connecting rod (15) is vertically and fixedly connected with the first frame (11), and the other end of the first connecting rod is vertically and fixedly connected with the third frame (13); one end of the second connecting rod (16) is vertically and fixedly connected with the first frame (11), and the other end of the second connecting rod is vertically and fixedly connected with the third frame (13); the second connecting rod (16) is positioned at one side close to the second frame (12), and the first connecting rod (15) is positioned at one side close to the fourth frame (14);
the angle adjusting device (4) comprises a middle adjusting plate (41), a pull rod (42), an angle adjusting handle (43) and an adjusting fluted disc (44); wherein: the middle adjusting plate (41) is arranged above the middle of the first connecting rod (15) and the second connecting rod (16), and a connecting lug (411) is arranged below the middle adjusting plate (41); one end of the pull rod (42) is connected with the connecting lug (411), and the other end of the pull rod is connected with the angle adjusting handle (43); the angle adjusting handle (43) is fixed above the adjusting fluted disc (44), and the angle adjusting handle (43) can swing around a fixed point; the adjusting fluted disc (44) is fixed on the screen frame (1);
a plurality of rows of fish scale screen sheets (2) are arranged between the fourth frame (14) and the first connecting rod (15), each row of fish scale screen sheets (2) is fixed on one shaft (3), one end of each shaft (3) is movably connected with the fourth frame (14), and the other end of each shaft penetrates through the first connecting rod (15) to be fixedly connected with the middle adjusting plate (41);
a plurality of rows of fish scale screen sheets (2) are arranged between the second frame (12) and the second connecting rod (16), each row of fish scale screen sheets (2) is fixed on one shaft (3), one end of each shaft (3) is movably connected with the second frame (12), and the other end of each shaft passes through the second connecting rod (16) and is fixedly connected with the middle adjusting plate (41);
each row of fish scale screen sheets (2) is formed by connecting a plurality of fish scale screen sheet units (21); the fish scale screen sheet units (21) are shark scale-shaped, each fish scale screen sheet unit (21) is provided with N bulges (211) and N-1 grooves (212), wherein N is an integer more than or equal to 2;
the fish scale screen is in a vibration state in the screening working process, the screened materials move in a single direction on the surface above the fish scale screen pieces (2), small-sized impurities fall down from among the fish scale screen pieces (2), and the rest screened materials are vibrated and thrown up to the grooves (212) on the surface of the fish scale screen pieces (2) to be continuously pushed forwards.
2. The shark scale-imitating adjustable angle type scalping screen as claimed in claim 1, wherein the number of the protrusions (211) is 2-5.
3. The adjustable angle type shark scale screen with imitated shark scales as claimed in claim 1, wherein the ratio of the width to the depth of the groove (212) is (1-4): 1.
4. Shark scale-imitating adjustable angle type scalping screen according to claim 1, characterized in that the number of rows of the scalping screen pieces (2) between the fourth rim (14) and the first connecting rod (15) is the same as the number of rows of the scalping screen pieces (2) between the second rim (12) and the second connecting rod (16).
5. Shark scale-imitating adjustable angle type scalping sieve as claimed in claim 1, characterized in that the angle adjusting handle (43) is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711395009.7A CN107983644B (en) | 2017-12-21 | 2017-12-21 | Shark scale-imitating angle-adjustable type fish scale screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711395009.7A CN107983644B (en) | 2017-12-21 | 2017-12-21 | Shark scale-imitating angle-adjustable type fish scale screen |
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| CN107983644A CN107983644A (en) | 2018-05-04 |
| CN107983644B true CN107983644B (en) | 2021-04-13 |
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| CN201711395009.7A Expired - Fee Related CN107983644B (en) | 2017-12-21 | 2017-12-21 | Shark scale-imitating angle-adjustable type fish scale screen |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109220172A (en) * | 2018-09-30 | 2019-01-18 | 中国科学院合肥物质科学研究院 | A kind of intelligence combined harvester grain cleaning platform |
| CN110238033A (en) * | 2019-06-25 | 2019-09-17 | 内蒙古科峰智能科技有限公司 | The screening mechanism of metal powder is sieved in 3D printing |
| CN113511299B (en) * | 2021-06-02 | 2022-04-29 | 西湖大学 | Machine fish skin structure of imitative fish scale |
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|---|---|---|---|---|
| DE2214131C2 (en) * | 1972-03-23 | 1983-04-07 | Gebrüder Römer, 5970 Plettenberg | Laminated sieve with crank mechanism - has bell-crank lever and adjusting rod attached to operating rod parts |
| EP0629340A1 (en) * | 1993-06-14 | 1994-12-21 | New Holland Belgium N.V. | Harvester sieve opening indicator |
| CN101618381A (en) * | 2009-07-20 | 2010-01-06 | 江苏大学 | Bionic non-smooth sorting screen surface |
| CN102381435A (en) * | 2011-09-06 | 2012-03-21 | 山东理工大学 | High-fidelity shark-imitating anti-drag structure capable of slowly releasing drag reducer instantly and manufacturing method thereof |
| CN203661659U (en) * | 2013-12-16 | 2014-06-25 | 江苏大学 | Device for adjusting sieve piece opening degree of cleaning sieve of combine harvester |
| CN206506894U (en) * | 2017-01-13 | 2017-09-22 | 中联重机股份有限公司 | A kind of sieve retaining mechanism and cropper |
| CN206651057U (en) * | 2017-03-14 | 2017-11-21 | 农业部南京农业机械化研究所 | A kind of sorting screen |
-
2017
- 2017-12-21 CN CN201711395009.7A patent/CN107983644B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2214131C2 (en) * | 1972-03-23 | 1983-04-07 | Gebrüder Römer, 5970 Plettenberg | Laminated sieve with crank mechanism - has bell-crank lever and adjusting rod attached to operating rod parts |
| EP0629340A1 (en) * | 1993-06-14 | 1994-12-21 | New Holland Belgium N.V. | Harvester sieve opening indicator |
| CN101618381A (en) * | 2009-07-20 | 2010-01-06 | 江苏大学 | Bionic non-smooth sorting screen surface |
| CN102381435A (en) * | 2011-09-06 | 2012-03-21 | 山东理工大学 | High-fidelity shark-imitating anti-drag structure capable of slowly releasing drag reducer instantly and manufacturing method thereof |
| CN203661659U (en) * | 2013-12-16 | 2014-06-25 | 江苏大学 | Device for adjusting sieve piece opening degree of cleaning sieve of combine harvester |
| CN206506894U (en) * | 2017-01-13 | 2017-09-22 | 中联重机股份有限公司 | A kind of sieve retaining mechanism and cropper |
| CN206651057U (en) * | 2017-03-14 | 2017-11-21 | 农业部南京农业机械化研究所 | A kind of sorting screen |
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| CN107983644A (en) | 2018-05-04 |
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