CN206083064U - Yellow mud sieve separator - Google Patents

Abstract

The utility model discloses a yellow mud screening machine, which comprises a frame. The frame is provided with a lower hopper, a tray located below the lower hopper, a primary screening discharge plate arranged obliquely under the tray, and a There is a sundry discharge plate in an oblique layout under the material plate; the bottom of the lower hopper is provided with a discharge port that is directly connected to the tray, and a hoarding is provided around the tray, and small filter holes and some large holes are densely arranged in the tray. The large sundry holes arranged at intervals are connected with a straight pipe under each big sundry hole, and the lower end of the straight pipe passes through the primary screen discharge plate and extends to the top of the sundry discharge plate. The design of the utility model can automatically realize the yellow mud screening operation in a mechanized manner, which not only saves labor costs and reduces labor intensity, but also can effectively improve the screening efficiency of yellow mud.

Description

A yellow mud screening machine

technical field

The invention relates to an agricultural processing equipment, in particular to a yellow mud screening machine.

Background technique

In the seedling tray cultivation of grain seeds, in order to ensure the normal germination and growth of the grain seeds, it is necessary to cover a layer of fine yellow mud in the seedling trays where the seeds are sown. However, due to its own distribution and mining reasons, the yellow mud is often mixed with There are some small stones or large particles. These stones or large particles of yellow mud are not conducive to the germination of grain seeds. It is necessary to screen the yellow mud in advance to remove these impurities. Traditional yellow mud screening is generally carried out manually through fine nets. Operation, not only high labor cost, high labor intensity, but the most important thing is low processing efficiency, which cannot meet the needs of mass production at all.

Contents of the invention

In view of the above problems, the present invention designs a yellow mud screening machine, which can automatically realize the yellow mud screening operation in a mechanized manner, which not only saves labor costs and reduces labor intensity, but also effectively improves the screening efficiency of yellow mud.

To achieve the above object, the present invention adopts the following technical solutions:

A yellow mud screening machine, characterized in that: it includes a frame, the frame is provided with a lower hopper, a tray located below the lower hopper, a primary screening discharge plate arranged obliquely below the tray, and a primary screening discharge plate located at the bottom of the primary screening. There is a sundry discharge plate in an oblique layout under the plate; the bottom of the hopper is provided with a discharge port that is directly connected to the tray, and the tray is provided with a coaming plate, and small filter holes and some large intervals are densely arranged in the tray. The layout of the large sundry hole, the bottom of each large sundry hole is connected with a through pipe, and the lower end of the straight pipe passes through the primary screen discharge plate and extends to the top of the sundry discharge plate.

Further, there are a number of quadrangular pyramid protrusions arranged vertically and horizontally in the above-mentioned tray, and the small filter holes are densely arranged on the conical surface of each quadrangular pyramid protrusion and the connecting parts of adjacent quadrangular pyramid protrusions, and the four corresponding The above-mentioned large sundry hole is arranged at the intersection adjacent to the protrusions of the quadrangular pyramids.

Further, the disk surface around the large sundry hole is set as an inclined plane with a certain inclination with the big sundry hole as the lowest part.

Further, the above-mentioned discharge port is a plurality of rectangular holes arranged vertically and horizontally on the bottom surface of the discharge hopper, and each rectangular hole is located just above a quadrangular pyramid protrusion on the tray.

Further, the surface of the above-mentioned primary screening discharge plate is densely covered with secondary filter holes with smaller apertures, and a secondary discharge plate is provided between the primary screening discharge plate and the miscellaneous material discharge plate. The secondary discharge plate is also arranged obliquely.

Further, the lower end of the above-mentioned secondary discharge plate is fixedly connected with the upper end of the miscellaneous material discharge plate, the upper end of the secondary discharge plate is movably hinged with the bottom end of the primary screening discharge plate, and the secondary discharge plate There is an elastic piece on the inner side of the hinged part of the discharge plate of the primary screen, and the upper end of the discharge plate of the primary screen is provided with a connecting protrusion to hold the bottom of the tray, and the positioning of the tray in the frame has a certain gap between up and down .

Further, the above-mentioned frame is provided with an anti-clogging mechanism for the small filter holes on the tray. The whole anti-clogging mechanism includes a pressing plate, and the surface of the pressing plate is densely covered with through-hole needles whose positions correspond to the small filtering holes on the tray. The two ends of the cylinder are connected to the cylinder rod of a linear cylinder through a rocker arm, and the cylinder body of the linear cylinder is connected to the output shaft of a drive motor positioned at the front or rear of the frame. The entire pressure plate is connected between the linear cylinder and the drive motor Under the action of linkage, it can be lifted and rotated from the side of the frame to enter the gap between the lower hopper and the tray and pressed down to perform hole dredging operation.

Further, the above-mentioned lower hopper is an inverted cone funnel.

Further, the bottom of the discharge plate is provided with a discharge guide plate.

In use, the dried yellow mud is poured into the lower hopper, and it falls along the rectangular holes at the bottom of the lower hopper on the four-sided pyramid protrusion located directly below, and the yellow mud moves along the four-sided pyramid raised slope under the action of gravity. Sliding down, because the small filter holes are set on the raised slope of the quadrangular pyramid and the bottom, some small particles and powdery yellow mud fall through the small filter holes on the discharge plate of the primary screen, while the larger particles enter the large debris hole through the The straight-through pipe directly falls into the sundries discharge plate and is directly discharged from the sundries outlet. The yellow mud falling on the discharge plate of the primary screening is subjected to secondary screening again, wherein relatively small yellow mud particles and powders pass through the secondary filter holes on the discharge plate of the primary screening and fall to the secondary discharge. The plate is output from the secondary discharge port, while the relatively larger yellow mud particles are directly discharged from the primary discharge port as the primary screen discharge plate slides down.

In summary, the yellow mud screening machine designed by the present invention realizes the separate channel screening and discharge of yellow mud with different particle sizes through a fully mechanized manner, which can meet the needs of different farming occasions. The whole screening process has low labor cost and high labor intensity. Small features, and can effectively improve the screening efficiency of yellow mud.

Description of drawings

Fig. 1, the three-dimensional structure schematic diagram of the present invention;

Fig. 2, the three-dimensional structure diagram of another viewing angle of the present invention;

Fig. 3, the schematic diagram of the three-dimensional structure of the tray of the present invention and the connection of each discharge plate;

Fig. 4, the partially enlarged schematic diagram of the small filter hole and the large sundry hole part in the drawing plate of the present invention;

Figure 5. Top view of the present invention.

detailed description

As shown in Figure 1-5, a yellow mud screening machine includes a frame 1, a lower hopper 2 is arranged on the top of the frame, and a tray 3 is arranged below the lower hopper 2, and the lower part of the tray 3 is installed in an oblique layout. Next to the primary screening discharge plate 4, the debris discharge plate 5 is installed in an oblique layout below the primary screening discharge plate 4.

The lower hopper 2 is an inverted conical funnel, the bottom of which is provided with a material lowering port 21 directly connected to the tray 3 .

The periphery of the tray 3 is provided with a coaming plate 31, and the tray 3 is densely covered with small filter holes 32 and some large debris holes 33 arranged at large intervals. The bottom of each large debris hole 33 is connected with a straight pipe 34, and the straight pipe 34 lower ends extend to the top of the debris discharge plate 5 after passing through the first screening discharge plate 4.

Here, in order to promote the filtration efficiency of yellow mud in the tray 3, the whole tray 3 of the present invention is arranged vertically and horizontally with some quadrangular pyramid protrusions 35, and the conical surface of each quadrangular pyramid protrusion 35 and the adjacent quadrangular pyramid convex The small filter holes 32 are densely arranged at the connecting parts, and the large sundry holes 33 are arranged at the intersection of four adjacent quadrangular pyramid protrusions 35 . The above structural layout of the quadrangular pyramid protrusions 35 can effectively increase the layout area of the small and medium filter holes in the tray 3, thereby improving the filtering efficiency.

At the same time, the discharge port 21 in the discharge hopper 2 is set correspondingly. The entire discharge port 21 is composed of several rectangular holes arranged vertically and horizontally and arranged at intervals on the bottom surface of the discharge hopper. The position of each rectangular hole is just at the Just above a quadrangular pyramid protrusion 35 on the tray 3, its structure is as shown in Figure 5, and this structure setting can make the yellow mud falling from the rectangular hole just fall on the top area of the quadrangular pyramid protrusion 35.

The disc surface around the large sundry hole 33 is set as a slope 36 with a certain inclination with the big sundry hole 33 as the lowest position, so that the large grain yellow mud in the tray surface can automatically roll into the big sundry hole 33 by its own gravity. .

In use, dry yellow mud is poured in the lower hopper 2, and it falls on the quadrangular pyramid protrusion 35 positioned directly below along each rectangular hole at the bottom of the lower hopper 2, and then the yellow mud moves along the four sides under the action of gravity. Pyramid protruding 35 inclined-planes slide down, because of quadrangular pyramid protruding 35 inclined-planes and the bottom are provided with small filter hole 32, make some small particles and powdery yellow mud fall on the discharge plate 4 of primary screening by small filtering hole 32 and discharge, and Larger particles then enter the large debris hole 33 and directly fall into the debris discharge plate 5 through the straight-through pipe 34 and are directly discharged from the debris outlet.

Here, considering the needs of yellow mud particle classification and screening in practice, secondary filter holes 41 with smaller apertures can be densely arranged on the plate surface of the primary screening discharge plate 4, and the primary screening discharge plate 4 and A secondary discharge plate 6 is arranged between the debris discharge plates 5, and the secondary discharge plate 6 is also arranged obliquely.

Based on the structure of the above settings, the yellow mud dropped on the primary screening discharge plate 4 is subjected to secondary screening again, wherein relatively small yellow mud particles and powder pass through the secondary filter holes 41 on the primary screening discharge plate 4 And drop onto the secondary discharge plate 6 and output by the secondary discharge port, and relatively larger yellow mud particles then directly slide down with the primary screen discharge plate 4 and discharge by the primary discharge port.

In summary, the yellow mud screening machine designed by the present invention realizes the separate channel screening and discharge of yellow mud with different particle sizes through a fully mechanized manner, which can meet the needs of different farming occasions. The whole screening process has low labor cost and high labor intensity. Small features, and can effectively improve the screening efficiency of yellow mud.

Here, in order to realize the overall compactness of the equipment, the lower end of the secondary discharge plate 6 is fixedly connected with the upper end of the debris discharge plate 5, and the upper end of the secondary discharge plate 6 is connected with the primary screening discharge plate 4. The bottom end of the machine is movable and hinged, so that the three discharge plates form a type of "Z" structure, which is not only compact in structure, but also convenient for the discharge of different discharge plates.

The inner side of the hinged part of the secondary discharge plate 6 and the primary screen discharge plate 4 is provided with an elastic sheet 7, and the upper end of the primary screen discharge plate 4 is provided with a connecting protrusion 42 to hold the bottom of the tray 3, the The positioning of the tray 3 in the frame 1 has a certain clearance for up and down movement. The structural setting of the elastic sheet 7 plus movable links can make full use of the weight of the yellow mud falling to improve the filtering effect. When the yellow mud in the lower hopper 2 falls on the square pyramid protrusion 35 of the tray 3 under the action of gravity, it will cause a reciprocating impact on the tray, and this will drive the entire tray 3 and the primary screening discharge plate 4 to press down on the elastic sheet 7, And the elastic piece 7 under the action of reset force also keeps supporting the primary screen discharge plate 4, so that the tray 3 and the primary screen discharge plate 4 are vibrated at high frequency. The drop of hole 32 is also conducive to the secondary filtration of secondary filter hole 41 on the primary screen discharge plate 4, and can reduce working noise to a certain extent.

Furthermore, for the convenience of discharging, the above primary screening discharge plate 4, the secondary discharge plate 6 and the bottom of the lower end of the miscellaneous material discharge plate 5 are provided with discharge guide plates 81, 82, 83 respectively. The outlet of material plate 4 and debris discharge plate 5 is located on the same side, and the discharge guide plate 81 of preliminary screening material discharge plate 4 can be designed longer than the discharge guide plate 83 of debris discharge plate 5, so that It is convenient for the sorting and discharging operation in practice.

In addition, considering that the small filter hole 32 on the tray 3 will be blocked after working for a long time, if it is not only laborious and time-consuming to eliminate it manually, for this reason, the present invention is provided with a small filter hole 32 on the frame 1. Blockage mechanism, the whole anti-blockage mechanism includes a pressure plate 91, the surface of the pressure plate 91 is densely covered with through-hole needles 911 corresponding to the small filter holes 32 on the tray, and the two ends of the pressure plate 91 are connected by a rocker arm 92 and a straight line. The cylinder rod of the cylinder 93 is connected, and the cylinder body of the linear cylinder 93 is connected with the output shaft of a driving motor 94 positioned on the front side or the rear side of the frame 1. The side of the frame rises and rotates 90° to enter the gap between the lower hopper 2 and the tray 3 and presses down to perform the hole-draining operation, while the pressing plate 91 is vertically located on the side of the frame 1 when it is not in operation, and will not damage the equipment. work interferes.

The above is only a preferred embodiment of the present invention, and does not limit the present invention in any form. Any simple modification, equivalent change or modification made to the above embodiments according to the technical principle of the present invention still belongs to the present invention. within the scope of the technical solution of the invention.

Claims (9)

1. a kind of yellow mud screening machine, it is characterised in that：Including a frame, hopper is provided with frame, below hopper Pallet, below pallet in oblique layout primary dcreening operation reclaiming plate and below primary dcreening operation reclaiming plate in the miscellaneous of oblique layout Thing reclaiming plate；The hopper bottom is provided with the feed opening led directly to pallet, and the pallet periphery is provided with coaming plate, in pallet Gather and the bigger material hole of little filtering holes and some large-spacing layouts be set, the lower section in each bigger material hole connects a straight pipe, Straight pipe lower end extends to the top of debris reclaiming plate through after primary dcreening operation reclaiming plate.

2. a kind of yellow mud screening machine as claimed in claim 1, it is characterised in that：In the pallet, alignment placement has some in length and breadth Rectangular pyramid is raised, and gathering with the raised connecting portion of adjacent rectangular pyramid on the raised conical surface of each four pyramid arranges the little mistake Filter opening, and four raised intersections of adjacent rectangular pyramid arrange described bigger material hole.

3. a kind of yellow mud screening machine as claimed in claim 2, it is characterised in that：The card of bigger material hole periphery is with big miscellaneous Thing hole is that minimum position is set as the inclined-plane with constant slope.

4. a kind of yellow mud screening machine as claimed in claim 2, it is characterised in that：The feed opening is positioned at hopper bottom surface Some slots for arranging in length and breadth, and the position of each slot is placed exactly on pallet that a rectangular pyramid is raised just to be gone up Side.

5. a kind of yellow mud screening machine as described in claim 1-4 any claim, it is characterised in that：The primary dcreening operation reclaiming plate Plate face on gather and be provided with the less cascade filtration hole in aperture, and two grades are provided between primary dcreening operation reclaiming plate and debris reclaiming plate Reclaiming plate, two grades of reclaiming plates are equally in oblique layout.

6. a kind of yellow mud screening machine as claimed in claim 5, it is characterised in that：The lower end of two grades of reclaiming plates is gone out with debris The upper end of flitch is fixed together, and upper end and the bottom of primary dcreening operation reclaiming plate of two grades of reclaiming plates are movably hinged, and discharges at two grades Flexure strip is provided with the inside of the hinge point of plate and primary dcreening operation reclaiming plate, and the upper end of primary dcreening operation reclaiming plate is provided with connection bump and holds In the bottom of pallet, positioning of the pallet in frame is with certain up and down gap.

7. a kind of yellow mud screening machine as described in claim 1-4 any claim, it is characterised in that：Arrange in the frame Have an anti-blocking mechanism of little filtering holes on pallet, whole anti-blocking mechanism includes a pressing plate, clamp surface gather be provided with position with The one-to-one through hole pin of little filtering holes on the pallet, the cylinder rod company of the two ends of pressing plate by a rocking arm and a straight line cylinder Connect, and the cylinder body of straight line cylinder is positioned on front side of frame with one or the output shaft of the motor of rear side is connected, whole pressing plate exists The linkage effect of straight line cylinder and motor is lower can be risen rotation by the side of frame and enter between hopper and pallet Gap location pushing carry out dredging hole operation.

8. a kind of yellow mud screening machine as described in claim 1-4 any claim, it is characterised in that：The hopper is one Inverted cone funnel.

9. a kind of yellow mud screening machine as claimed in claim 5, it is characterised in that：The bottom of the reclaiming plate is provided with discharging and draws Guide plate.