CN212397204U

CN212397204U - Oscillating screening machine

Info

Publication number: CN212397204U
Application number: CN202020530018.3U
Authority: CN
Inventors: 宋岩
Original assignee: Qitaihe Ruirong Rail Transit Equipment Manufacturing Co ltd
Current assignee: Qitaihe Ruirong Rail Transit Equipment Manufacturing Co ltd
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2021-01-26
Anticipated expiration: 2030-04-13

Abstract

The utility model relates to a pendulum sieve separator shakes, belong to sieve separator technical field, be provided with vertical vibrating motor on the base, the vertical vibrating motor upper end is provided with the mounting panel, link to each other through buffer gear between mounting panel and the base, be provided with the collecting box on the mounting panel, install the second grade screening case on the collecting box, install one-level screening case on the second grade screening case, one-level screening roof portion is provided with the feeder hopper, be provided with portable screen cloth mechanism between collecting box and the second grade screening case, portable screen cloth mechanism passes through the support mounting on the mounting panel, carry out the transmission through the belt between two portable screen cloth mechanisms. The utility model discloses a portable screen cloth mechanism changes the screen cloth on line, carries out the rolling through the live-rollers with the screen cloth that blocks up, removes the screen cloth that does not block up to under second grade screening case and the one-level screening case, clears up screen cloth plug through the flexible steel wire in the clearance mechanism simultaneously.

Description

Oscillating screening machine

Technical Field

The utility model relates to a sieve separator technical field especially relates to a pendulum sieving machine shakes.

Background

In the process of civil engineering construction, concrete is absolutely indispensable and has a certain selectivity to coarse aggregate, namely stone, in the components of the concrete, because the quality of stone gradation has a great relationship to saving cement and ensuring good workability of the concrete. In particular, stone gradation is more important when high-strength concrete is mixed. Therefore, the grading of the stones is also determined by screening tests, and the stones with different grading are screened by using different standard screens, so that the aim of classifying the grading of the stones is fulfilled.

The existing screening machine has the condition that the screen is blocked, the screening speed is reduced after the blockage, and the phenomenon that the small-particle stones cannot be screened due to the blockage of the screen is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve current sieve separator and have the condition that the screen cloth blockked up, filter speed after blockking up and reduce, influence the technical problem of the phenomenon that the tiny particle stone can't be filtered because of the screen cloth blocks up simultaneously, and then provide a pendulum sieve separator shakes.

A vibratory screening machine comprising: a base, a vertical vibration motor, a buffer mechanism, a mounting plate, a collecting box, a secondary screening box, a primary screening box, a feed hopper, a movable screen mechanism, a bracket, a driving motor, a cleaning mechanism and a protective shell,

the automatic screening machine is characterized in that a vertical vibration motor is arranged on the base, a mounting plate is arranged at the upper end of the vertical vibration motor, the mounting plate is connected with the base through a buffer mechanism, a collecting box is arranged on the mounting plate, the upper end of the collecting box is an open end, a secondary screening box is arranged on the collecting box, the upper end and the lower end of the secondary screening box are both open ends, a primary screening box is arranged on the secondary screening box, the lower end of the primary screening box is an open end, a feeding hopper is arranged at the top of the primary screening box, a movable screen mechanism is arranged between the collecting box and the secondary screening box, a movable screen mechanism is arranged between the secondary screening box and the primary screening box, the movable screen mechanism is arranged on the mounting plate through a bracket, a;

the base is provided with a cleaning mechanism, and the cleaning mechanism is positioned below the movable screen mechanism and used for cleaning screen blockage;

discharge gates are arranged on the collecting box, the secondary screening box and the primary screening box, and detachable striker plates are arranged at the discharge gates.

Further, a protective shell used for blocking screen blockage is arranged on the base.

Further, the mobile screen mechanism includes: the metal screening net passes through the lower ends of the secondary screening box and the primary screening box, the synchronous belt wheel is installed at one end of the rotating roller, the output end of the driving motor is connected with the synchronous belt wheel at one end of the rotating roller through the synchronous belt, and the rotating rollers of the adjacent movable screen mechanisms are driven through the belt.

Further, the cleaning mechanism includes: the screen cloth cleaning device comprises supporting columns, cross beams and flexible steel wires, wherein four supporting columns are vertically arranged on a base, two supporting columns are respectively arranged on the left side and the right side of a collecting box, the cross beams are arranged between the supporting columns on the same side, and the upper end face of each cross beam is provided with the flexible steel wires used for cleaning screen cloth blockage.

Further, the buffer mechanism includes: fixed pipe, thrust spring and cushion column, be provided with a plurality of fixed pipes on the base, fixed intraductal wall is provided with the spout, and in the fixed pipe was arranged in to cushion column lower extreme, cushion column lower extreme was provided with the baffle, and in the spout was arranged in to the baffle, fixed intraductal thrust spring that is provided with, thrust spring one end linked to each other with fixed socle portion, and the thrust spring other end links to each other with the baffle, and cushion column upper end links to each other with the mounting panel bottom.

The utility model discloses beneficial effect:

the utility model discloses a portable screen cloth mechanism carries out online change screen cloth, carries out the rolling through the live-rollers with the screen cloth that blocks up, removes the screen cloth that does not block up to under second grade screening case and the one-level screening case, clears up screen cloth plug through the flexible steel wire in the clearance mechanism simultaneously, clears up the plug in the screen cloth through vertical vibrating motor at vertical direction production vibration displacement.

Drawings

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

FIG. 2 is an isometric view of the present invention from direction one;

fig. 3 is a schematic structural diagram of the buffering mechanism of the present invention;

FIG. 4 is a schematic structural view of the cleaning mechanism of the present invention;

in the figure, 1-base, 2-vertical vibration motor, 3-buffer mechanism, 31-fixed pipe, 32-thrust spring, 33-buffer column, 34-chute, 35-baffle, 4-mounting plate, 5-collecting box, 6-secondary screening box, 7-primary screening box, 8-feed hopper, 9-movable screen mechanism, 91-metal screening net, 92-rotating roller, 93-synchronous pulley, 10-bracket, 11-driving motor, 12-cleaning mechanism, 121-support column, 122-cross beam, 123-flexible steel wire, 13-protective shell, 14-detachable baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The present invention will be described in detail with reference to the accompanying drawings.

The first embodiment is as follows: the oscillating screening machine of the present embodiment is described with reference to fig. 1 to 4, and includes: a base 1, a vertical vibration motor 2, a buffer mechanism 3, a mounting plate 4, a collecting box 5, a secondary screening box 6, a primary screening box 7, a feed hopper 8, a movable screen mechanism 9, a bracket 10, a driving motor 11, a cleaning mechanism 12 and a protective shell 13,

the vertical vibration motor 2 is arranged on the base 1, the upper end of the vertical vibration motor 2 is provided with a mounting plate 4, the mounting plate 4 is connected with the base 1 through a buffer mechanism 3, the mounting plate 4 is provided with a collecting box 5, the upper end of the collecting box 5 is an open end, the collecting box 5 is provided with a second-stage screening box 6, the upper end and the lower end of the second-stage screening box 6 are both open ends, the second-stage screening box 6 is provided with a first-stage screening box 7, the lower end of the first-stage screening box 7 is an open end, the top of the first-stage screening box 7 is provided with a feed hopper 8, a movable screen mechanism 9 is arranged between the collecting box 5 and the second-stage screening box 6, a movable screen mechanism 9 is arranged between the second-stage screening box 6 and the first-stage screening box 7, the movable screen mechanism, the two movable screen mechanisms 9 are driven by a belt;

the base 1 is provided with a cleaning mechanism 12, and the cleaning mechanism 12 is positioned below the movable screen mechanism 9 and used for cleaning screen blockage;

collecting box 5, all opened on second grade screening case 6 and the one-level screening case 7 has the discharge gate, discharge gate department is provided with can dismantle striker plate 14, so set up, portable screen cloth mechanism 9 can change the screen cloth on line, the screen cloth that will block up carries out the rolling through the live-rollers, remove the screen cloth that does not block up to under second grade screening case 6 and the one-level screening case 7, clear up screen cloth plug through the flexible steel wire on clearance mechanism 12 simultaneously, produce the vibration displacement through vertical vibrating motor 2 in vertical direction and clear up the plug in the screen cloth.

Example two: on the basis of the first embodiment, the base 1 is provided with the protective shell 13 for blocking the screen blockage, so that safety accidents caused by the flying of stones during the cleaning of the screen can be effectively prevented.

Example three: on the basis of the first embodiment, the moving screen mechanism 9 includes: the screening device comprises a metal screening net 91, rotating rollers 92 and synchronous pulleys 93, wherein the support 10 is positioned on two sides of the collecting box 5, the rotating rollers 92 are installed on the support 10, the metal screening net 91 is wound on the rotating rollers 92, the metal screening net 91 penetrates through the lower ends of the secondary screening box 6 and the primary screening box 7, the synchronous pulleys 93 are installed at one ends of the rotating rollers 92, the output end of a driving motor 11 is connected with the synchronous pulleys 93 at one ends of the rotating rollers 92 through synchronous belts, the rotating rollers 92 of the adjacent movable screen mechanisms 9 are driven through belts, the arrangement is that the metal screening net 91 is wound on the rotating rollers 92, screens are replaced through the rotation of the two rotating rollers 92 in the same direction, and the screening speed is effectively reduced due to the partial blockage of the metal screening net 91.

Example four: on the basis of the third embodiment, the cleaning mechanism 12 includes: support column 121, crossbeam 122 and flexible steel wire 123, it has support column 121 to set up four perpendicularly on the base 1, each two support columns 121 of the 5 left and right sides of collecting box, be provided with crossbeam 122 between the homonymy support column 121, crossbeam 122 up end is provided with the flexible steel wire 123 that is used for clearing up the screen cloth jam, so set up, vibration through vertical vibrating motor 2, metal screen cloth 91 takes place the displacement in vertical direction, because of flexible steel wire 123 is fixed motionless, so flexible steel wire 123 top can penetrate in metal screen cloth 91 gap, clearance the jam in the gap.

Example five: in the first embodiment, the damper mechanism 3 includes: fixed pipe 31, thrust spring 32 and buffering post 33, be provided with a plurality of fixed pipes 31 on the base 1, fixed pipe 31 inner wall is provided with spout 34, fixed pipe 31 is arranged in to buffering post 33 lower extreme, buffering post 33 lower extreme is provided with baffle 35, baffle 35 is arranged in spout 34, be provided with thrust spring 32 in the fixed pipe 31, thrust spring 32 one end links to each other bottom fixed pipe 31, the thrust spring 32 other end links to each other with baffle 35, it links to each other bottom mounting panel 4 to cushion post 33 upper end, so set up, the effect is firstly to carry out spacing 4 horizontal migration of preventing mounting panel 4 to mounting panel 4, cushion through thrust spring 32 simultaneously.

Controlling the vibration frequency of the vertical vibration motor 2 is well known in the art and need not be disclosed.

The working process is as follows:

at first the material gets into one-level screening case 7 inside by feeder hopper 8, sieves the material through vertical vibrating motor 2's work, and the material sieves through portable screen cloth mechanism 9, gets into second grade screening case 6 after the screening, sieves through portable screen cloth mechanism 9 once more after getting into second grade screening case 6, and the material after the screening is discharged by the discharge gate.

After the screen is blocked, the metal screening net 91 is driven to move by the driving motor 11, the blocked part of the metal screening net 91 extrudes the blocking object through the flexible steel wire 123, the cleaning is finished, and preparation is made for subsequent replacement after the cleaning.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 runout screening machine, comprising: a base (1), a vertical vibration motor (2), a buffer mechanism (3), a mounting plate (4), a collecting box (5), a secondary screening box (6), a primary screening box (7), a feed hopper (8), a movable screen mechanism (9), a bracket (10), a driving motor (11), a cleaning mechanism (12) and a protective shell (13),

the vertical vibration motor (2) is arranged on the base (1), the upper end of the vertical vibration motor (2) is provided with the mounting plate (4), the mounting plate (4) is connected with the base (1) through the buffer mechanism (3), the mounting plate (4) is provided with the collecting box (5), the upper end of the collecting box (5) is an open end, the collecting box (5) is provided with the second-stage screening box (6), the upper end and the lower end of the second-stage screening box (6) are open ends, the first-stage screening box (7) is arranged on the second-stage screening box (6), the lower end of the first-stage screening box (7) is an open end, the top of the first-stage screening box (7) is provided with the feed hopper (8), the movable screen mechanism (9) is arranged between the collecting box (5) and the second-stage screening box (6), the movable screen mechanism (9) is arranged between the second-stage screening box (6, a driving motor (11) is installed on the installation plate (4), the driving motor (11) and the movable screen mechanisms (9) are transmitted through a belt, and the two movable screen mechanisms (9) are transmitted through the belt;

the base (1) is provided with a cleaning mechanism (12), and the cleaning mechanism (12) is positioned below the movable screen mechanism (9) and used for cleaning screen blockage;

discharge ports are formed in the collecting box (5), the secondary screening box (6) and the primary screening box (7), and detachable striker plates (14) are arranged at the discharge ports.

2. The oscillating screening machine according to claim 1, characterized in that the base (1) is provided with a protective housing (13) for obstructing screen plugs.

3. The vibratory screening machine of claim 1, wherein the movable screen mechanism (9) comprises: metal screening net (91), live-rollers (92) and synchronous pulley (93), support (10) are located collecting box (5) both sides, install live-rollers (92) on support (10), metal screening net (91) are around rolling up on live-rollers (92), metal screening net (91) pass second grade screening case (6) and one-level screening case (7) lower extreme, synchronous pulley (93) are installed to live-rollers (92) one end, the output of driving motor (11) passes through the hold-in range and links to each other with synchronous pulley (93) of live-rollers (92) one end, live-rollers (92) of adjacent portable screen cloth mechanism (9) pass through belt transmission.

4. The vibratory screening machine of claim 1, wherein the cleaning mechanism (12) comprises: the screen cloth cleaning device comprises supporting columns (121), cross beams (122) and flexible steel wires (123), wherein four supporting columns (121) are vertically arranged on a base (1), two supporting columns (121) are respectively arranged on the left side and the right side of a collecting box (5), the cross beams (122) are arranged between the supporting columns (121) on the same side, and the flexible steel wires (123) used for cleaning screen cloth blockage are arranged on the upper end face of each cross beam (122).

5. The vibratory screening machine of claim 1, wherein the cushioning mechanism (3) comprises: fixed pipe (31), thrust spring (32) and buffering post (33), be provided with a plurality of fixed pipes (31) on base (1), fixed pipe (31) inner wall is provided with spout (34), fixed pipe (31) is arranged in to buffering post (33) lower extreme, buffering post (33) lower extreme is provided with baffle (35), in spout (34) are arranged in to baffle (35), be provided with thrust spring (32) in fixed pipe (31), thrust spring (32) one end links to each other bottom fixed pipe (31), thrust spring (32) other end links to each other with baffle (35), buffering post (33) upper end links to each other bottom mounting panel (4).