CN213762737U

CN213762737U - Screening device

Info

Publication number: CN213762737U
Application number: CN202021299370.7U
Authority: CN
Inventors: 不公告发明人
Original assignee: Hunan Liling Torch High Silicon Burden Co ltd
Current assignee: Hunan Liling Torch High Silicon Burden Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-07-23
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses a screening plant, including the base plate, the base plate downside supports fixedly through four stands, is equipped with power device at the base plate upside, and power device upside fixed connection sieves the case, sieves the screening board that the inboard fixed connection level of case set up, sieves the second cavity that the first cavity on upper strata and lower floor are separated into with the screening case to the screening board, is equipped with cleaning device in first cavity. The utility model has the advantages that: the utility model provides a screening plant is at the during operation, through the cleaning device that is equipped with in the screening box, can carry out the cleaning of making a round trip to the screening board during the screening, when taking place the material and plugging up the sieve mesh and can't carry out effective screening phenomenon when having avoided the screening, also can break up the material that bonds together through the incessant motion of brush-holder stud to increase the efficiency of screening.

Description

Screening device

Technical Field

The utility model relates to a material screening technical field especially relates to a screening plant.

Background

Screening machines are a common device for separating materials according to particle size. The existing screening device is mainly designed for dry granular materials, when the materials which are affected with damp and caked or have large viscosity are screened, the phenomenon that a screening net is blocked easily occurs, so that the blanking is difficult, the screening efficiency is greatly reduced, and meanwhile, the normal work can be ensured by more frequent manual cleaning maintenance, and the labor cost is also increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a screening device, thereby solving the problems in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a screening device comprises a base plate, wherein the lower side of the base plate is supported and fixed through a group of stand columns;

the upper side of the center of the base plate is provided with a first hemispherical groove, the upper side of the base plate is fixedly connected with a pressing plate, the lower side of the pressing plate is provided with a second hemispherical groove, the second hemispherical groove and the first hemispherical groove are correspondingly arranged to form a spherical cavity, the lower side of the first hemispherical groove is provided with a first abdicating hole, the upper side of the second hemispherical groove is provided with a second abdicating hole, the spherical cavity is rotatably connected with a hinged ball, the hinged ball is internally provided with a through hole, the through hole is fixedly connected with a supporting rod, the upper end of the supporting rod is fixedly connected with a screening box, and the base plate is provided with a power device;

four first springs of base plate upside fixed connection, the common fixed connection screening case in four first spring upper ends, the screening board that the inboard fixed connection level of screening case set up, the screening board will be sieved the case and separated into the first cavity on upper strata and the second cavity of lower floor, first cavity one side is equipped with first discharging pipe, second cavity one side is equipped with the second discharging pipe, first cavity upside is equipped with the feed inlet.

Preferably, the power device comprises a first motor, the first motor is fixedly connected with one side of the substrate, a first motor spindle penetrates through a first rotating rod fixedly connected with the substrate, a gear is fixedly connected with the lower end of the first rotating rod, a circular pipe is fixedly connected with the lower side of the substrate, a rotating block is arranged at the lower end of the circular pipe, a rotating groove is formed in the upper side of the rotating block, the rotating block is rotatably connected in the rotating groove, a fixed toothed ring is sleeved on the outer side of the rotating block, the gear is meshed with the toothed ring, a rotating hole is formed in the lower side of the rotating block, and a first protruding block is fixedly connected to one side of the inner wall of the rotating hole.

Preferably, screening case upside feed inlet department is equipped with the spout, sliding connection apron in the spout, apron one side fixed connection pull rod.

Preferably, the upper side of the first cavity is fixedly connected with a second motor, a main shaft of the second motor penetrates through the first cavity and extends into the cavity, and a main shaft of the second motor is fixedly connected with a cleaning device.

Preferably, cleaning device, including the brush-holder stud, brush-holder stud downside fixed connection brush hair, brush-holder stud one end fixed connection second lug, the brush-holder stud upside is equipped with the guide way, sliding connection slider in the guide way, fixed connection second spring between slider and the guide way one side, slider upside fixed connection second dwang, second dwang fixed connection second motor spindle, the inboard even fixed connection third lug of first cavity, the third lug corresponds the setting with the second lug.

The utility model has the advantages that: the utility model provides a screening plant is at the during operation, through the cleaning device that is equipped with in the screening box, can carry out the cleaning of making a round trip to the screening board during the screening, when taking place the material and plugging up the sieve mesh and can't carry out effective screening phenomenon when having avoided the screening, also can break up the material that bonds together through the incessant motion of brush-holder stud to increase the efficiency of screening.

Drawings

Fig. 1 is a schematic diagram of the basic structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the hinge ball of FIG. 1;

FIG. 3 is a schematic diagram of the basic structure of the power plant of FIG. 1;

FIG. 4 is a schematic diagram of the basic structure of the rotation block in FIG. 3;

FIG. 5 is a schematic view of the basic structure of the feed gap of FIG. 1;

FIG. 6 is a schematic view of the basic structure of the brush bar of the present invention;

fig. 7 is a relative relationship diagram of the brush rod and the third bump in the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

As shown in fig. 1-7, the utility model provides a screening device, including rectangular base plate 1, base plate 1 downside supports fixedly through four stands 11, and four turnings at base plate 1 downside are fixed respectively to stand 11.

A first hemispherical groove 12 is arranged on the upper side of the central position of the substrate 1, a pressing plate 13 is fixedly connected to the upper side of the substrate 1, a second hemispherical groove 14 is arranged on the lower side of the pressing plate 13, the second hemispherical groove 14 and the first hemispherical groove 12 are correspondingly arranged to form a spherical cavity, a first abdicating hole 15 is arranged on the lower side of the first hemispherical groove 12, a second abdicating hole 16 is arranged on the upper side of the second hemispherical groove 14, a hinged ball 2 is rotatably connected in the spherical cavity, a circular through hole 20 is arranged in the hinged ball 2, a supporting rod 21 is fixedly connected in the through hole 20, a circular screening box 5 is fixedly connected to the upper end of the supporting rod 21, and the supporting rod 21 is correspondingly arranged with the first abdicating hole 15 and the second abdicating hole 16; the power device 3 is arranged on the substrate 1, the power device 3 comprises a first motor 31, the first motor 31 is fixedly connected with one side of the substrate 1, a main shaft of the first motor 31 penetrates through the substrate 1 and is fixedly connected with a first rotating rod 32, the lower end of the first rotating rod 32 is fixedly connected with a gear 33, the lower side of the substrate 1 is fixedly connected with a circular pipe 34, the lower end of the circular pipe 34 is provided with a rotating block 35, the upper side of the rotating block 35 is provided with a rotating groove 351 corresponding to the circular pipe 34, the rotating block 35 is rotatably connected in the rotating groove 351, the outer side of the rotating block 35 is sleeved with a fixed toothed ring 36, the gear 33 is meshed with the toothed ring 36, the lower side of the rotating block 35 is provided with a rotating hole 352, one side of the inner wall of the rotating hole 352 is fixedly connected with a first convex block 37, when the first motor 31 drives the gear 33 to rotate, the toothed ring 36 meshed therewith rotates, so as to drive the rotating block 35 fixedly connected with the inner wall of the toothed ring 36 to rotate along the rotating groove 351, the first protrusion 37 fixedly coupled to one side of the inner wall of the rotation hole 352 collides with the support rod 21, and the hinge ball 2 fixedly coupled to the support rod 21 is rotated in the spherical cavity by the force generated by the collision.

The upper side of the base plate 1 is fixedly connected with four first springs 4, the upper ends of the four first springs 4 are fixedly connected with a screening box 5 together, the lower side of the screening box 5 is provided with the four fixedly connected first springs in an annular array mode, the four first springs can play roles of limiting displacement and increasing box body screening frequency for the screening box 5, the inner side of the screening box 5 is fixedly connected with a horizontally arranged screening plate 51, the screening plate 51 divides the screening box 5 into an upper first cavity 52 and a lower second cavity 53, one side of the first cavity 52 is provided with a first discharging pipe 54, one side of the second cavity 53 is provided with a second discharging pipe 55, the first discharging pipe 54 and the second discharging pipe 55 are respectively provided with a valve capable of controlling opening and closing of the pipe openings, after screening is completed, the valve is opened, screened materials can flow out from the second discharging pipe 55, and the rest unscreened materials can flow out from the first discharging pipe 54, the feed inlet 56 is arranged on the upper side of the first cavity 52, the slide groove is arranged at the feed inlet 56 on the upper side of the screening box 5, the cover plate 561 is connected in the slide groove in a sliding mode, the pull rod 562 is fixedly connected to one side of the cover plate 561, the pull rod 562 is pulled to enable the cover plate 561 to slide along the slide groove to open the feed inlet 56, and then materials needing to be screened are poured into the feed inlet 56 to be screened.

The upper side of the first cavity 52 is fixedly connected with the second motor 6, the main shaft of the second motor 6 penetrates through the first cavity 52 and extends into the cavity, the main shaft of the second motor 6 is fixedly connected with the cleaning device 7, the cleaning device 7 comprises a circular brush rod 71, the lower side of the brush rod 71 is fixedly connected with bristles 72, one end of the brush rod 71 is fixedly connected with a second bump 73, the upper side of the brush rod 71 is provided with a guide groove, a slide block 74 is slidably connected in the guide groove, a second spring 75 is fixedly connected between the slide block 74 and one side of the guide groove, the upper side of the slide block 74 is fixedly connected with a second rotating rod 76, the second rotating rod 76 is fixedly connected with the main shaft of the second motor 6, the inner side of the first cavity 52 is uniformly and fixedly connected with a third bump 77, the third bump 77 and the second bump 73 are correspondingly arranged, when the second motor 6 is started to be started, the second rotating rod 76 rotates in the first cavity 52, so that the brush rod 71 rotates on the upper side of the sieving plate 51, and when the brush rod 71 rotates, the second lug 73 that corresponds the setting can collide with third lug 77, the produced power of collision makes slider 74 and second spring 75 in the guide way take place the extrusion, force brush-holder stud 71 still can follow the guide way direction repetitive motion in screening board 51 upside pivoted, thereby make brush-holder stud 71 downside fixed connection's brush hair 72 can carry out the cleaning of making a round trip to screening board 51 when screening incessantly, when having avoided the screening to take place the material and stop up the sieve mesh and can't carry out effective screening phenomenon, also can break up the material that bonds together through incessant motion of brush-holder stud 71, thereby increase the efficiency of screening.

In use, the pull rod 562 is pulled to slide the cover 561 along the sliding groove to open the feed opening 56, and then the material to be screened is poured into the feed opening 56 to start screening.

When first motor 31 drives gear 33 and rotates, the ring gear 36 that meshes with it also follows to rotate, thereby drive and rotate along rotating groove 351 with ring gear 36 inner wall fixed connection's turning block 35, during the rotation, at the first lug 37 of rotation hole 352 inner wall one side fixed connection can collide with bracing piece 21, through the power that the collision produced, make the articulated ball 2 with bracing piece 21 fixed connection at spherical chamber internal rotation, simultaneously fixed connection also can rotate thereupon at the screening case 5 of bracing piece 21 upper end, screening case 5 downside sets up four fixed connection's first spring with the mode of annular array, four first springs can play the effect of restriction displacement and increase box screening frequency to screening case 5.

When the second motor 6 is started, the second rotating rod 76 starts to rotate in the first cavity 52, so that the brush rod 71 rotates on the upper side of the screening plate 51, when the brush rod 71 rotates, the second bump 73 correspondingly arranged can collide with the third bump 77, the slider 74 and the second spring 75 in the guide groove are extruded by the force generated by collision, the brush rod 71 is forced to move repeatedly along the direction of the guide groove while rotating on the upper side of the screening plate 51, so that the bristles 72 fixedly connected with the lower side of the brush rod 71 can continuously clean the screening plate 51 back and forth during screening, when the phenomenon that materials are blocked by the screen holes and cannot be effectively screened is avoided, the materials adhered together can be scattered by the continuous movement of the brush rod 71, and the screening efficiency is increased.

Be equipped with first discharging pipe 54 on one side of first cavity 52, second cavity 53 one side is equipped with second discharging pipe 55, and first discharging pipe 54 and second discharging pipe 55 are equipped with the valve that can control the mouth of pipe switch respectively, and after the screening is accomplished, open the valve, the material after the screening can be followed second discharging pipe 55 and flowed, and first discharging pipe 54 is followed to the material that remains not screened.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A screening device, characterized in that: the device comprises a base plate (1), wherein the lower side of the base plate (1) is supported and fixed through a group of stand columns (11);

the upper side of the center of the base plate (1) is provided with a first hemispherical groove (12), the upper side of the base plate (1) is fixedly connected with a pressing plate (13), the lower side of the pressing plate (13) is provided with a second hemispherical groove (14), the second hemispherical groove (14) and the first hemispherical groove (12) are correspondingly arranged to form a spherical cavity, the lower side of the first hemispherical groove (12) is provided with a first abdicating hole (15), the upper side of the second hemispherical groove (14) is provided with a second abdicating hole (16), the spherical cavity is rotatably connected with a hinged ball (2), a through hole (20) is arranged in the hinged ball (2), the through hole (20) is internally and fixedly connected with a supporting rod (21), the upper end of the supporting rod (21) is fixedly connected with a screening box (5), and the base plate (1) is provided with a power device (3);

four first springs (4), four of base plate (1) upside fixed connection screening case (5) are the common fixed connection in first spring (4) upper end, screening board (51) that screening case (5) inboard fixed connection level set up, first cavity (52) and the second cavity (53) of lower floor that upper strata are separated into with screening case (5) screening board (51), first cavity (52) one side is equipped with first discharging pipe (54), second cavity (53) one side is equipped with second discharging pipe (55), first cavity (52) upside is equipped with feed inlet (56).

2. A screening device according to claim 1, wherein: power device (3) include first motor (31), first motor (31) and base plate (1) one side fixed connection, first motor (31) main shaft passes first pivot pole (32) of base plate (1) fixed connection, first pivot pole (32) lower extreme fixed connection gear (33), base plate (1) downside fixed connection pipe (34), pipe (34) lower extreme is equipped with turning block (35), turning block (35) upside is equipped with rotation groove (351), turning block (35) are at rotation groove (351) internal rotation connection, fixed ring gear (36) are cup jointed in the turning block (35) outside, gear (33) with ring gear (36) mesh mutually, turning block (35) downside is equipped with rotation hole (352), first lug (37) of rotation hole (352) inner wall one side fixed connection.

3. A screening device according to claim 1, wherein: a sliding groove is formed in a feed inlet (56) at the upper side of the screening box (5), a cover plate (561) is connected in the sliding groove in a sliding mode, and a pull rod (562) is fixedly connected to one side of the cover plate (561).

4. A screening device according to claim 1, wherein: first cavity (52) upside fixed connection second motor (6), second motor (6) main shaft runs through first cavity (52) and stretches into in the cavity, fixed connection cleaning device (7) on the main shaft of second motor (6).

5. A screening device according to claim 4, wherein: cleaning device (7), including brush-holder stud (71), brush-holder stud (71) downside fixed connection brush hair (72), brush-holder stud (71) one end fixed connection second lug (73), brush-holder stud (71) upside is equipped with the guide way, sliding connection slider (74) in the guide way, fixed connection second spring (75) between slider (74) and the guide way one side, slider (74) upside fixed connection second dwang (76), second dwang (76) fixed connection second motor (6) main shaft, the inboard even fixed connection third lug (77) of first cavity (52), third lug (77) with second lug (73) correspond the setting.