CN111185380A - Anti-blocking device and screening machine with same - Google Patents
Anti-blocking device and screening machine with same Download PDFInfo
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- CN111185380A CN111185380A CN201910920333.9A CN201910920333A CN111185380A CN 111185380 A CN111185380 A CN 111185380A CN 201910920333 A CN201910920333 A CN 201910920333A CN 111185380 A CN111185380 A CN 111185380A
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- whip
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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
- B07B1/50—Cleaning
- B07B1/54—Cleaning with beating devices
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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
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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
- B07B1/42—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
- 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
- B07B1/4663—Multi-layer screening surfaces
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Abstract
The invention discloses an anti-blocking device, comprising: the anti-blocking flapping main body is arranged on the net surface of the screen to automatically flap the anti-blocking elastic material body on the screen; the anti-blocking beating main body comprises a plurality of beating units which are connected in series; the flapping unit comprises a flapping whip rod and a flapping whip head; the hardness of the beating whipstock is smaller than that of the beating whip head. Still disclose a screening machine with anti-blocking device, include: the screen comprises a screen driving unit, a screen exciting unit, a screen unit and an anti-blocking device arranged on the screen surface of the screen unit. This anti-blocking device need not set up power device, directly sets up the vibration that relies on screening machine self on the wire side and realizes patting the screen cloth automatically, has realized that the screening machine is energy-conserving, accurate simplification, has reduced the maintenance cycle of screening machine, has prolonged the life of screening machine, has realized the universalization design.
Description
Technical Field
The invention relates to the technical field of screening machines, in particular to an anti-blocking device and a screening machine with the same.
Background
The phenomenon of screen cloth putty appears easily in the screening machine among the current mining machinery in the use, and in actual operation, after the screen cloth putty appears, generally through manual operation, beat with the hammer, but manual operation intensity of labour is big, and the dust that produces to the healthy existence of workman in the process of beating, and prevent stifled effect also not ideal. Screening machines using a beater mechanism are also known.
For example, the chinese patent document (publication date: 11/10/2017, publication number: CN 105665278B) discloses a flapwise vibrating screen, which comprises a driving mechanism, a flapwise mechanism and a swing mechanism driven by the driving mechanism, and a screen body for placing screen material, wherein the flapwise mechanism can flap the screen body from the bottom of the screen body, the machine has small energy consumption, compact structure, reliable performance, accurate detection data, and easy and convenient use of the machine by an operator, and reduces dust pollution and harm to human body, and improves the safety performance of the machine in use.
Chinese patent document (publication date: 2018, 9/7/No. CN 106391457B) discloses a vibrating screen with a multi-frequency vibrator, the multi-frequency vibrator is arranged between a screen mesh of the vibrating screen and a screen machine body, a shell of the multi-frequency vibrator is fixed on the screen machine body, a first rotating shaft is arranged on the side surface of the shell, a first elastic rubber and a first steel pipe are arranged on the first rotating shaft, a rubber plate is arranged in the shell, a vibrating body is arranged between the rubber plates, a vertical striking rod, a first rotating shaft, the first elastic rubber and the first steel pipe are arranged in the vibrating body, the top end of the vertical striking rod penetrates through the top of the shell, a striking ring is fixedly arranged at the top end of the vertical striking rod, the distance between the striking ring and the screen mesh is 1-2mm, the vibrating screen machine is reasonable in structure and convenient to use, the vibrating body vibrates and simultaneously deforms through the two elastic rubbers to enable the vibrating body to, and then the beating ring beats the material blocked on the screen mesh to fall off, thereby improving the screening efficiency of the vibrating screen.
Above-mentioned technical scheme sets up beater mechanism multifrequency vibrator through the bottom at the screen frame to the realization is to the beating of screen frame, and this kind of mode that sets up beater mechanism in the bottom, to the effect of individual layer screen cloth or bottom screen cloth can be some better, but to being provided with the multilayer screen cloth, the upper portion screen cloth can lead to beater effect to descend because of keeping away from beater mechanism, thereby can not realize effectively that each layer screen cloth can both have good anti-clogging performance.
Disclosure of Invention
The invention aims to provide an anti-blocking device which is simple in structure and convenient to operate, is directly arranged on the net surface of a screen and can automatically realize the anti-blocking of the screen without arranging a power device, and a screening machine with the anti-blocking device.
The invention adopts the technical scheme that the invention achieves the aim that: an anti-blocking device comprising:
the anti-blocking flapping main body is arranged on the net surface of the screen to automatically flap the anti-blocking elastic material body on the screen;
the anti-blocking beating main body comprises a plurality of beating units which are connected in series;
the flapping unit comprises a flapping whip rod and a flapping whip head; the hardness of the beating whipstock is smaller than that of the beating whip head.
This anti-blocking device, the patting unit of slapping flagpole and slapping flagpole constitution made by different hardness materials, a plurality of patting units concatenate each other and prevent stifled patting main part as an organic whole, then will prevent stifled direct parallel arrangement of patting main part on the wire side of screen cloth, prevent stifled one end of patting the main part and carry out fixed connection with the blanking end of screen cloth, and prevent that stifled other end of patting the main part freely sets up towards the discharge end, when using, because screening machine carries out reciprocating vibration in the course of the work, the screen cloth also can vibrate thereupon, in the vibration of screen cloth, because prevent stifled patting the main part and be the elastic material body, and the fixed other end of one end freely sets up, so prevent stifled patting the main part and can vibrate incessantly along with the vibration of screen cloth, thereby incessantly patting the wire side of screen cloth. The design that the hardness of the material of the beating whip rod is smaller than that of the beating whip head is more favorable for the anti-blocking beating main body to vibrate along with the vibration of the screen to realize beating of the screen. This anti-blocking device, need not set up power device, rely on the vibration of screening machine self to realize patting the screen cloth completely, moreover, the steam generator is simple in structure, high durability and convenient operation, simultaneously, because prevent stifled net surface of patting the main part and be the direct screen cloth of patting, consequently, prevent stifled effect more obvious, moreover, no matter the screening machine is provided with several layers of screen cloth and can all set up this anti-blocking device on the net surface, do not receive the restriction of what screen cloth quantity, also can set up many on the net surface of same screen cloth and prevent stifled main part of patting, screen cloth net surface to different positions is patted and. This anti-blocking device wholly sets up the soft whip that is similar verbus structure, can not constitute the injury to the screen cloth, has effectively solved the defect that anti-blocking device among the prior art can not directly set up and need power device on the wire side. The screening machine is energy-saving, precise and simplified, the maintenance period of the screening machine is shortened, the service life of the screening machine is prolonged, and the anti-blocking device can be applied to any screening machines and vibrating screens with screen structures, so that the universal design is realized.
Preferably, the beater whip head is sleeved and fixed on the beater whip rod. Pat the whipstock cup joint on patting the whipstock and through round pin axle with pat whipstock fixed connection together, in order to prevent blocking up in the convenience and pat the setting of patting the unit in the main part to and guarantee to pat the whipstock and the design that the different hardness of patting the whipstock required, pat the whipstock and pass through the plug-in type and be connected, and fix through mounting round pin axle, both made things convenient for respectively the design and preparation, guaranteed the convenient and reliable of connection again.
Preferably, the beating unit is in a hierarchical structure, and the beating whip rod and the beating whip head are at least provided with one level. The beating unit is arranged in a hierarchical structure, can be one-level, two-level or multi-level, and can be designed as required, so that the beating of the largest area range of the screen is realized to prevent blockage.
Preferably, the flapping whip rod is integrally provided with a plurality of grading whip rods; the grading whipstocks are arranged on the same plane at acute included angles; the grading whipstock is provided with a grading whip head. Hierarchical whipstock is branch structure dispersion setting, more is favorable to realizing effectively patting the screen cloth wire side, and hierarchical whipstock is the acute angle contained angle setting each other on the coplanar, can effectively cover the different positions of screen cloth wire side, reduces the dead angle of screen cloth wire side.
Preferably, the free end of the graded whipstock is provided with a fixing hole. The fixing hole is arranged for fixedly connecting with the grading whip head.
Preferably, the inside of the grading whip head is provided with an inserting hole along the axial direction, and two ends of the grading whip head are respectively provided with a connecting hole. The inserting holes are formed in the grading whip head, so that inserting and attracting of the grading whip rod are facilitated, the connecting holes are formed in the two ends of the grading whip head, so that the grading whip head is conveniently connected with the beating whip rod through the fixed pin shaft in a fixed mode, meanwhile, the connecting holes are convenient to connect, the mounting end and the free end do not need to be distinguished, and any beating whip head can be connected with the beating whip rod regardless of one end.
Preferably, when the flapping unit is primary structure, the flapping whip rod include connecting whip rod, first whip rod, second whip rod and third whip rod, the second whip rod with connect the whip rod coaxial line setting, first whip rod and third whip rod establish respectively in the both sides of second whip rod and with the second whip rod between be acute angle contained angle setting. The preferred setting of beating whip pole is three whip structures, can increase the area of patting to the wire side, better prevents the wire side putty.
Preferably, the connection positions of the first whipstock and the second whipstock and the connection positions of the third whipstock and the second whipstock are respectively provided with a transition plane, and the transition planes are arranged perpendicular to the axis of the second whipstock. The transition plane is arranged to increase the strength of the connection between the whipstocks, thereby improving the service life.
Preferably, the free end portions of the connecting whipstock, the first whipstock, the second whipstock and the third whipstock are respectively provided with a fixing hole. The free end is provided with a fixing hole for fixing the flapwise whip head through a pin shaft conveniently.
Preferably, when the patting unit sets up for the secondary structure, the flagpole of patting include the connection flagpole, the first flagpole of one-level, one-level second flagpole and the one-level third flagpole of integrative setting, the first flagpole of second grade and the tip of two-level third flagpole butt joint respectively at the first flagpole of one-level and one-level third flagpole, one-level second flagpole with be connected flagpole coaxial line setting, the first flagpole of one-level and the first flagpole coaxial line setting of second grade, one-level third flagpole and two-level third flagpole coaxial line setting.
Preferably, the Shore hardness of the material of the beater whip rod is HA 50-HA 75; the Shore hardness of the flapwise whip is HA 80-HA 95. The whipstock is patted and whip head adopts the rubber materials preparation of different hardness, when can guaranteeing free vibration, can also realize effectual function of patting, guarantees the result of use.
The invention realizes another purpose and adopts the technical scheme that: a screening machine with an anti-blocking device, comprising: the screen comprises a screen driving unit, a screen exciting unit, a screen unit and an anti-blocking device arranged on the screen surface of the screen unit. This screening machine with anti-blocking device under the prerequisite that additionally does not increase power device, directly sets up anti-blocking device on the screen cloth wire side, vibrates along with the vibration of screening machine excitation unit to effectively prevented the emergence of each layer of screen cloth putty phenomenon, simple structure does not need power device moreover, convenient operation can energy saving and consumption reduction moreover.
Preferably, the anti-blocking flapping main body is arranged on the net surface of the screen to flap the screen automatically, and one end of the anti-blocking flapping main body is fixedly connected with the screen while the other end is arranged freely;
the anti-blocking beating main body comprises a plurality of beating units which are connected in series;
the flapping unit comprises a flapping whip rod and a flapping whip head; the hardness of the beating whipstock is smaller than that of the beating whip head.
Preferably, the beating unit is in a hierarchical structure, and the beating whip rod and the beating whip head are at least provided with one level. The beating unit is arranged in a hierarchical structure, can be one-level, two-level or multi-level, and can be designed as required, so that the beating of the largest area range of the screen is realized to prevent blockage.
Preferably, the flapping whip rod is integrally provided with a plurality of grading whip rods; the grading whipstocks are arranged on the same plane at acute included angles; the grading whipstock is provided with a grading whip head. Hierarchical whipstock is branch structure dispersion setting, more is favorable to realizing effectively patting the screen cloth wire side, and hierarchical whipstock is the acute angle contained angle setting each other on the coplanar, can effectively cover the different positions of screen cloth wire side, reduces the dead angle of screen cloth wire side.
Preferably, the free end of the graded whipstock is provided with a fixing hole. The fixing hole is arranged for fixedly connecting with the grading whip head.
Preferably, the inside of the grading whip head is provided with an inserting hole along the axial direction, and two ends of the grading whip head are respectively provided with a connecting hole. The inserting holes are formed in the grading whip head, so that inserting and attracting of the grading whip rod are facilitated, the connecting holes are formed in the two ends of the grading whip head, so that the grading whip head is conveniently connected with the beating whip rod through the fixed pin shaft in a fixed mode, meanwhile, the connecting holes are convenient to connect, the mounting end and the free end do not need to be distinguished, and any beating whip head can be connected with the beating whip rod regardless of one end.
Preferably, the Shore hardness of the material of the beater whip rod is HA 50-HA 75; the Shore hardness of the flapwise whip is HA 80-HA 95.
The beneficial effect of this application is: this anti-blocking device and have this anti-blocking device's screening machine, need not set up anti-blocking device's power device, rely on the vibration of screening machine self to realize patting the screen cloth completely, moreover, and convenient for operation, prevent stifled patting the direct setting of main part and pat the wire side on the wire side, it is more obvious to prevent stifled effect, prevent stifled whole setting of patting the main part and be the soft whip of similar whip looks isostructure, can not constitute the injury to the screen cloth, effectively solved the defect that anti-blocking device among the prior art can not directly set up and need power device on the wire side. The screening machine is energy-saving, precise and simplified, the maintenance period of the screening machine is shortened, the service life of the screening machine is prolonged, and the anti-blocking device can be applied to any screening machines and vibrating screens with screen structures, so that the universal design is realized.
Drawings
FIG. 1 is a schematic structural diagram of an anti-blocking device of the present invention;
FIG. 2 is a schematic view of a structure of a beating unit in the anti-blocking device of the present invention;
FIG. 3 is a schematic view of another angle structure of the tapping unit in FIG. 2;
FIG. 4 is a schematic view of an exploded structure of the tapping unit shown in FIG. 2;
figure 5 is a schematic view of the construction of the screening machine according to the invention;
FIG. 6 is a schematic view of another structure of the anti-blocking device of the present invention;
FIG. 7 is a schematic view of another structure of the tapping unit of the present invention;
in the figure: 1. anti-blocking beating main body, 2, beating unit, 3, beating whip rod, 31, connecting whip rod, 32, first whip rod, 33, second whip rod, 34, third whip rod, 35, transition plane, 4, beating whip head, 5, fixing hole, 6, inserting hole, 7, connecting hole, 8, screening machine driving unit, 9, screening machine exciting unit, 10, screening unit, 11, net surface, 12, screening machine blanking end, 13, screening machine discharging end, 14, pin shaft, 15, connecting fixing rod, 16, connecting fixing hole, 32 ', primary first whip rod, 33 ', primary second whip rod, 34 ', primary third whip rod, 32 ', secondary first whip rod, 33 ' and secondary second whip rod.
Detailed Description
The technical solution of the present invention is further described in detail by the following specific embodiments with reference to the accompanying drawings.
Example 1:
in the embodiment shown in fig. 1, 2 and 3, an anti-blocking device comprises:
the anti-blocking flapping device comprises an anti-blocking flapping main body 1, an anti-blocking elastic material body and a control device, wherein the anti-blocking flapping main body 1 is arranged on the net surface of a screen to automatically flap the screen, one end of the anti-blocking flapping main body 1 is fixedly connected with the screen, and the other end of the anti-blocking flapping main body is freely arranged; specifically, one end of the anti-blocking flapping main body 1 is fixedly connected with a screen at the blanking end of the screening machine, and the other end of the anti-blocking flapping main body is freely arranged along the material moving direction.
The anti-blocking beating main body 1 comprises a plurality of beating units 2 which are connected in series;
each tapping unit 2 comprises a tapping whip rod 3 and a tapping whip head 4; in this embodiment, the flapwise whip rod 3 and the flapwise whip head 4 are made of rubber materials, and the hardness of the flapwise whip rod 3 is smaller than that of the flapwise whip head 4. The Shore hardness of the material of the beater whip rod 3 is HA 50-HA 75; shore hardness of the beating whip head 3 is HA 80-HA 95. In this embodiment, the shore hardness of the material of the flapwise whipstock 3 is HA 65; the shore hardness of flapwise whip 3 is HA 85.
The flapping whip head 4 is sleeved on the flapping whip rod 3 and is fixedly connected with the flapping whip rod 3. In the present embodiment, as shown in fig. 4, the tapping unit is a three-whip structure, the tapping whip 3 is a square rubber product, the tapping whip 3 includes a square connecting whip 31, a square first whip 32, a square second whip 33, and a square third whip 34, the second whip 33 is coaxially disposed with the connecting whip 31, and the first whip 32 and the third whip 34 are respectively disposed on two sides of the second whip 33 and are disposed at an acute angle with the second whip 33. In this embodiment, the first and third whipstocks 32, 34 are at an angle of 60 degrees relative to the second whipstock 33.
Transition planes 35 are respectively arranged at the joints of the first whipstock 32, the third whipstock 34 and the second whipstock 33, and the transition planes 35 are arranged perpendicular to the axis of the second whipstock 33.
The free end portions of the connecting whip 31, the first whip 32, the second whip 33, and the third whip 34 are provided with fixing holes 5, respectively.
Inserting holes 6 are axially formed in the interior of the whip head 4, and connecting holes 7 are respectively formed in two ends of the whip head 4.
As shown in fig. 5, a screening machine with anti-blocking device, the screening machine in this embodiment is a horizontal screening machine, including: the screen comprises a screen driving unit 8, a screen exciting unit 9, a screen unit 10 and an anti-blocking device arranged on a screen mesh surface 11 of the screen unit 10. The screen unit 10 may be a single-layer screen, a double-layer screen, a three-layer screen, a four-layer screen, etc., and the number of screen layers of the screening machine is set to be different according to different types of screening machines. In this embodiment, a double screen is used. The screening machine excitation unit 9 may be an eccentric structural assembly.
The anti-blocking beating device comprises anti-blocking beating main bodies 1 and elastic material bodies, wherein the anti-blocking beating main bodies 1 are arranged on each layer of net surface 11 of each layer of net screen and used for automatically beating the screen, a plurality of anti-blocking beating main bodies 1 are arranged on the net surface 11 of each layer of net screen according to the width of the net surface, one end of each anti-blocking beating main body 1 is fixedly connected with a screen blanking end 12, and the other end of each anti-blocking beating main body is freely arranged at a screen discharging end 13 along the material running direction;
each anti-blocking beating main body 1 comprises a plurality of beating units 2 connected in series; the anti-blocking beating main body 1 is formed by combining beating units 2 according to the length of the screen. The beating units are arranged in a hierarchical structure, and each beating unit 2 comprises a beating whip rod 3 and a beating whip head 4; beat whip 3 and beat whip 4 in this embodiment adopt rubber materials to make respectively and form, adopt one-level formula to beat whip and one-level formula to beat whip, and the hardness of beating whip 3 is less than the hardness of beating whip 4. The Shore hardness of the material of the beater whip rod 3 is HA 50-HA 75; shore hardness of the beating whip head 3 is HA 80-HA 95. In this embodiment, the shore hardness of the material of the flapwise whipstock 3 is HA 65; the shore hardness of flapwise whip 3 is HA 85.
In the embodiment, the tapping unit is a three-whip structure, the tapping whip rod 3 is a square rubber product, the tapping whip rod 3 includes a square connecting whip 31 and a grading whip, the grading whip includes a first whip 32, a second whip 33 and a third whip 34, the first whip 32, the second whip 33 and the third whip 31 are coaxially arranged, and the first whip 32 and the third whip 34 are respectively arranged on two sides of the second whip 33 and arranged between the first whip 33 and the second whip 33 at an acute included angle. In this embodiment, the first and third whipstocks 32, 34 are at an angle of 60 degrees relative to the second whipstock 33. All be provided with hierarchical whip on every hierarchical whip, all be provided with on every hierarchical whip promptly and pat whip head 4 promptly. Therefore, a beating unit is formed, a plurality of beating units are mutually spliced and strung to form a complete anti-blocking beating main body 1, a connecting fixing rod 15 for being connected with a screen mesh at the blanking end of the screening machine is fixedly spliced at the end part of the fixed end of the anti-blocking beating main body 1, and a connecting fixing hole 16 is formed in the connecting fixing rod 15.
Transition planes 35 are respectively arranged at the joints of the first whipstock 32, the third whipstock 34 and the second whipstock 33, and the transition planes 35 are arranged perpendicular to the axis of the second whipstock 33. The free end portions of the connecting whip 31, the first whip 32, the second whip 33, and the third whip 34 are provided with fixing holes 5, respectively. Inserting holes 6 are axially formed in the interior of the whip head 4, and connecting holes 7 are respectively formed in two ends of the whip head 4.
Example 2:
in the embodiment shown in fig. 6 and 7, an anti-blocking device has substantially the same technical scheme, except that: the screening machine in this embodiment is a vertical screening machine, and the shore hardness of the material of the flapwise flagpole 3 is HA 50; the shore hardness of flapwise whip 3 is HA 80. The beating unit is a hierarchical multi-whip structure, which is a two-stage beating unit in the embodiment. Each stage of beating whipstocks comprises a plurality of staged whipstocks, each beating whipstock 3 comprises a connecting whipstock 31, a plurality of primary whipstocks and a plurality of secondary whipstocks which are integrally arranged, each primary whipstock comprises a primary first whipstock 32 ', a primary second whipstock 33 ' and a primary third whipstock 34 ', and each secondary whipstock comprises a secondary first whipstock 32 ' and a secondary third whipstock 34 '; the two-stage first whipstock 32 ' and the two-stage third whipstock 34 ' are respectively butted at the ends of the first-stage first whipstock 32 ' and the first-stage third whipstock 34 ', the first-stage second whipstock 33 ' and the connecting whipstock 31 are coaxially arranged, the first-stage first whipstock 32 ' and the two-stage first whipstock 32 ' are coaxially arranged, and the first-stage third whipstock 34 ' and the two-stage third whipstock 34 ' are coaxially arranged. In this embodiment, the included angles between the first and third whipstocks 32 ', 34 ' and 33 ' are 45 degrees. Each grading whipstock is provided with a grading whip head, namely a beating whip head.
The utility model provides a screening machine with anti-blocking device, screening machine are vertical structure, include: the screen comprises a screen driving unit 8, a screen exciting unit 9, a screen unit 10 and an anti-blocking device arranged on the screen surface of the screen unit 10. In this example, a single layer screen was used.
Example 3:
the technical solution in this embodiment is basically the same as that in embodiment 1, except that: the shore hardness of the material of the flapwise whipstock 3 is HA 75; the shore hardness of flapwise whip 4 is HA 95. The first and third whipstocks 32, 34 are at an angle of 75 degrees to the second whipstock 33.
In the anti-blocking device in the above embodiment, the shore hardness of the material of the flapwise whip rod 3 is HA 50-HA 75, the minimum tensile strength is 45Mpa, the minimum elongation is 600%, the minimum shearing capacity is 65KN/m, and the temperature range is-60 ℃ to +60 ℃. Flapwise whip 3 can also be a flat rubber product or a cylindrical rubber product. The shape of the whip rod can be correspondingly set according to the requirement.
The Shore hardness of the flapped whip head 4 is HA 80-HA 95. The minimum tensile strength is 52MPa, the minimum elongation is 545 percent, the minimum shearing capacity is 103KN/m, and the temperature ranges from minus 60 ℃ to plus 60 ℃. The cross section of the beating whip head can also be a rubber product with an oval structure, and the beating whip head can also be a hammer-shaped rubber product. The shape of the whip head can be correspondingly set according to the requirement.
The anti-blocking device is directly arranged on a screen mesh of a vibrating screen in the actual use process, one end of the anti-blocking flapping main body 1 is fixedly connected with a blanking end of the screen mesh, and the other end of the anti-blocking flapping main body is freely arranged along the material running direction; the anti-blocking beating main body 1 is in a horse whip shape due to the design, and the beating unit can be a first-stage beating unit and also can be a second-stage beating unit or a multi-stage beating unit. When the screen cloth vibrates, the anti-blocking beating main body 1 vibrates along with the vibration of the screen cloth, so that the screen surface of the screen cloth is continuously beaten, and materials blocked in the screen holes are directly beaten. The anti-blocking beating main body 1 vibrates along with the vibration of the screen, so that the blocking of the screen is effectively prevented. This anti-blocking device, need not set up anti-blocking device's power in addition, rely on the vibration of screening machine self to realize patting the screen cloth completely, moreover, the steam generator is simple in structure, and convenient for operation, simultaneously, because prevent stifled net surface of patting the main part and directly patting the screen cloth, therefore, prevent stifled effect more obvious, moreover, no matter the screening machine is provided with several layers of screen cloth and all can set up this anti-blocking device on the net surface, not receive the restriction of what screen cloth quantity, also can set up many anti-blocking on the net surface of same screen cloth and pat the main part, screen cloth net surface to different positions is patted stifled.
This anti-blocking device wholly sets up the soft whip that is similar verbus structure, can not constitute the injury to the screen cloth, has effectively solved the defect that anti-blocking device among the prior art can not directly set up and need power device on the wire side. The screening machine is energy-saving, precise and simplified, the maintenance period of the screening machine is shortened, the service life of the screening machine is prolonged, and the anti-blocking device can be applied to any screening machines and vibrating screens with screen structures, so that the universal design is realized. The method can achieve good technical effect in practical mine application.
The above-described embodiments are only some, but not all embodiments of the present invention. Meanwhile, based on the embodiments described in the present invention, all other embodiments obtained on the basis of the technical solutions of the present application by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides an anti-blocking device which characterized in that includes:
the anti-blocking flapping main body (1) is arranged on the net surface of the screen to automatically flap the screen with an anti-blocking elastic material body; the anti-blocking beating main body (1) comprises a plurality of beating units (2) which are connected in series;
the flapping unit (2) comprises a flapping whip rod (3) and a flapping whip head (4); the hardness of the beating whip rod (3) is smaller than that of the beating whip head (4).
2. The anti-blocking device according to claim 1, characterized in that: the beating whip head (4) is sleeved and fixed on the beating whip rod (3).
3. The anti-blocking device according to claim 1, characterized in that: pat unit (2) be hierarchical formula structure setting, pat flagpole (3) and pat flagpole head (4) be provided with the one-level at least.
4. The anti-blocking device according to claim 1, characterized in that: the flapping flagpoles (3) are integrally provided with a plurality of grading flagpoles; the grading whipstocks are arranged on the same plane at acute included angles; the grading whipstock is provided with a grading whip head.
5. The anti-blocking device according to claim 4, characterized in that: the free end of the grading whipstock is provided with a fixing hole (5).
6. The anti-blocking device according to claim 4, characterized in that: the grading whip head is characterized in that an inserting hole (6) is axially formed in the grading whip head, and connecting holes (7) are respectively formed in two ends of the grading whip head (4).
7. An anti-blocking device according to any one of claims 1 to 6, characterized in that: the Shore hardness of the material of the beater whip rod (3) is HA 50-HA 75; the Shore hardness of the material of the flapwise whip head (4) is HA 80-HA 95.
8. The utility model provides a screening machine with anti-blocking device which characterized in that includes: the screening machine comprises a screening machine driving unit (8), a screening machine vibration exciting unit (9), a screen unit (10) and an anti-blocking device arranged on a screen mesh surface (11) of the screen unit (10).
9. The screening machine with the anti-blocking device according to claim 8, is characterized in that: the anti-blocking device include: the anti-blocking flapping device comprises an anti-blocking flapping main body (1) and an anti-blocking elastic material body, wherein the anti-blocking flapping main body is arranged on a net surface (11) of a screen to flap the screen automatically, one end of the anti-blocking flapping main body (1) is fixedly connected with the screen, and the other end of the anti-blocking flapping main body is arranged freely;
the anti-blocking beating main body (1) comprises a plurality of beating units (2) which are connected in series;
the flapping unit (2) comprises a flapping whip rod (3) and a flapping whip head (4); the hardness of the beating whip rod (3) is smaller than that of the beating whip head (4).
10. The screening machine with the anti-blocking device according to claim 9, characterized in that: the flapping units (2) are arranged in a staged structure, and the flapping whip rod (3) and the flapping whip head (4) are at least provided with one stage; the flapping flagpoles (3) are integrally provided with a plurality of grading flagpoles; the grading whipstocks are arranged on the same plane at acute included angles; the grading whipstock is provided with a grading whip head; the free end of the grading whipstock is provided with a fixing hole (5); the grading whip head is characterized in that an inserting hole (6) is axially formed in the grading whip head, and connecting holes (7) are respectively formed in two ends of the grading whip head (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910920333.9A CN111185380B (en) | 2019-09-26 | 2019-09-26 | Anti-blocking device and screening machine with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910920333.9A CN111185380B (en) | 2019-09-26 | 2019-09-26 | Anti-blocking device and screening machine with same |
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| CN111185380A true CN111185380A (en) | 2020-05-22 |
| CN111185380B CN111185380B (en) | 2022-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910920333.9A Active CN111185380B (en) | 2019-09-26 | 2019-09-26 | Anti-blocking device and screening machine with same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718217A (en) * | 2020-12-16 | 2021-04-30 | 戚红艳 | Biomass granular fuel forming machine for new energy |
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| WO1991006380A1 (en) * | 1989-10-24 | 1991-05-16 | Beloit Corporation | Wood particle screen |
| CN205599482U (en) * | 2016-04-12 | 2016-09-28 | 重庆环亚生物肥业有限公司 | Fertilizer particle grading sieve |
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| CN207770302U (en) * | 2017-12-16 | 2018-08-28 | 深圳市伟全米业有限公司 | A kind of clearing apparatus for slide screen |
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| WO1991006380A1 (en) * | 1989-10-24 | 1991-05-16 | Beloit Corporation | Wood particle screen |
| CN205599482U (en) * | 2016-04-12 | 2016-09-28 | 重庆环亚生物肥业有限公司 | Fertilizer particle grading sieve |
| CN207238474U (en) * | 2017-08-25 | 2018-04-17 | 新乡市高服机械股份有限公司 | A kind of clear screen cloth glassware |
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| CN112718217A (en) * | 2020-12-16 | 2021-04-30 | 戚红艳 | Biomass granular fuel forming machine for new energy |
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|---|---|
| CN111185380B (en) | 2022-08-02 |
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