CN201579204U

CN201579204U - Compound choice car

Info

Publication number: CN201579204U
Application number: CN2010200460534U
Authority: CN
Inventors: 邢建平; 党大风
Original assignee: SANLI CROP FINE SORTING MACHINERY CO Ltd SHIJIAZHUANG
Current assignee: SANLI CROP FINE SORTING MACHINERY CO Ltd SHIJIAZHUANG
Priority date: 2010-01-08
Filing date: 2010-01-08
Publication date: 2010-09-15
Anticipated expiration: 2020-01-08

Abstract

The utility model relates to a compound choice car which comprises a frame, a lifting device, a wind separation device, a specific gravity selection device and a screening device, wherein the air separation device comprises a wind box body and a screen plate; the screen plate comprises a bottom screen plate and an upper screen plate; an upper wind guide cover plate is arranged on the wind box body at the upper end of the upper screen plate; material flows into a discharge hole and is layered under the vibration of the bottom screen plate after entering into the bottom screen plate; when the material flows to the discharge hole of the bottom screen plate, light material is sucked to the upper screen plate; the material continues being layered, and the repeated layering and the gettering of the material in the wind separation device are completed, so that the purity of material after wind separation is greatly improved; and at the same time, the volume of the wind box body is large enough, so that more material can be accommodated compared with a vertical wind separation device, and the production efficiency is improved.

Description

Compound selected car

Technical field

The utility model relates to a kind of seed processing machinery, particularly a kind of productivity ratio height, the effective compound selected car of feed separation.

Background technology

In existing technology, the compound selected car of seed all adopts vertical vertical pneumatic separation device to carry out gettering and handles, the disclosed a kind of compound selected car of Chinese patent publication number CN201002079Y, comprise frame and be arranged on selection by winnowing even distributor on the frame, air-duct apparatus, spiral dust catcher and than gravity concentration apparatus and screening plant and distribution box, the operation principle of the selection by winnowing even distributor described in this compound selected car is that the critical floating velocity according to material comes separation of material, be that the floating velocity of material is when being lower than wind speed, material will be siphoned away by wind, otherwise material will fall, utilize vertical vertical pneumatic separation device effect in equipment in the past of this principle design fine, but under the present stage customer requirements situation of boosting productivity, this kind pneumatic separation device is because the restriction of structure, can not satisfy user's demand, in improved procedure to this kind sorting unit, if widen pipeline, air will produce eddy current in pneumatic separation device, it is inhomogeneous etc. that wind-force flows, it is not thorough to cause in the material impurity to separate, and the good grain in the material is sucked away, do not reach desirable cleanliness standard, can not satisfy the requirement of production, promptly can produce contradiction about gettering efficient and working (machining) efficiency, in present seed processing, require the working (machining) efficiency and the speed of corresponding machinery more and more higher, therefore this compound selected car can not satisfy the requirement of production and processing.

The utility model content

The technical problems to be solved in the utility model provides a kind of compound selected car that can effectively improve seed working (machining) efficiency and good separating effect.

The technical scheme that the utility model is taked is: compound selected car comprises frame, be arranged on the lifting device on the frame, the pneumatic separation device that is connected with the lifting device conveying pipeline, the ratio gravity concentration apparatus that is positioned at the pneumatic separation device lower end that is connected with the discharging opening of pneumatic separation device and and the screening plant that is connected than the gravity concentration apparatus port of export, described pneumatic separation device is by passing through communicating pipe, wind box that airduct is connected with centrifugal blower and the sieve plate of fixedlying connected with wind box that is arranged in the wind box constitute, described sieve plate is made of end sieve plate and upper sieve plate, upper sieve plate is arranged on the upper end of end sieve plate, upper sieve plate is arranged on the gettering mouth lower end of wind box, the wind box of the upper end of upper sieve plate is provided with the wind-guiding cover plate, the last deep bead of last wind guide cover front edge of board is arranged on the upper end of upper sieve plate, and wind box is connected with vibrating device.

The utility model frame is provided with the spiral dust catcher that is connected by communicating pipe and pneumatic separation device upper end, and spiral dust catcher is connected with centrifugal blower by airduct, is provided with the trash discharging apparatus that is used to remove impurity below spiral dust catcher.

Wind box of the present utility model is by four bracing frames and be arranged on four support springs on the bracing frame and be fixed on the frame, and wind box is provided with vibrating motor.

Wind box of the present utility model can with fixedly connected than gravity concentration apparatus, the shape of last wind-guiding cover plate is respectively circular arc, triangle or polygon.

The employing the beneficial effects of the utility model are: adopt the utility model material to enter on the end sieve plate from the hopper of feeding device, pneumatic separation device is under the double vibrations of vibration source, material moves to the discharging opening direction on end sieve plate, because the effect of wind-force and vibration, material can carry out layering by the proportion of particle, be that light material swims in the upper strata, heavier feeds sinks in lower floor, material flow during to the discharging opening of the end sieve plate material enter discharging opening, last wind-guiding cover plate play a part guides wind to and controlled wind speed, last deep bead plays a part to make material to drop on layering again on the upper sieve plate; Under the effect of wind-force, light material is sucked on the upper sieve plate, on upper sieve plate, material continues layering, and a small amount of heavier feeds is delivered to discharging opening, the heavier feeds of less amount is delivered on the end sieve plate, or directly enter the discharging opening place, and will be siphoned away by wind at the light material of upper sieve plate, material is finished layering gettering process repeatedly in pneumatic separation device, make through the material cleanliness after the selection by winnowing and greatly improve, thereby productivity ratio also improves accordingly; Because the volume of wind box is enough big, can hold simultaneously, thereby improve working (machining) efficiency than the more material of vertical pneumatic separation device.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is that pneumatic separation device of the present utility model adopts circular arc wind guide cover plate structure schematic diagram;

Fig. 3 is that pneumatic separation device of the present utility model adopts triangle wind guide cover plate structure schematic diagram;

Fig. 4 is that pneumatic separation device of the present utility model adopts polygon wind guide cover plate structure schematic diagram;

Fig. 5 is that pneumatic separation device of the present utility model adopts circular arc wind-guiding cover plate plan structure schematic diagram.

In the accompanying drawings: 1 support screw, 2 universal wheels, 3 frames, 4 blower-castings, 5 fans, 6 wheels, 7 connect bucket, 8 go out tanker, 9 screening plants, 10 screening plant conveying pipelines, 11 compare gravity concentration apparatus, 12 discharging openings, 13 pneumatic separation devices, 14 centrifugal blowers, 15 airducts, 16 communicating pipes, 17 are communicated with flexible pipe, 18 lifting device conveying pipelines, 19 wind box, 20 support springs, 21 bracing frames, 22 light foreign material connect bucket, 23 spiral dust catchers, 24 lifting devices, 25 light foreign material delivery lines, 26 trash discharging apparatus, 27 end sieve plates, wind-guiding cover plate on 28, deep bead on 29,30 gettering mouths, 31 upper sieve plates.

The specific embodiment

Accompanying drawing 1-5 is a specific embodiment of the utility model, the utility model comprises frame 3, be arranged on the lifting device 24 on the frame 3, the pneumatic separation device 13 that is connected with lifting device conveying pipeline 18, the ratio gravity concentration apparatus 11 that is positioned at pneumatic separation device 13 lower ends that is connected with the discharging opening 12 of pneumatic separation device 13 and and the screening plant 9 that is connected than gravity concentration apparatus 11 ports of export, pneumatic separation device 13 is by passing through communicating pipe 16, wind box 19 that airduct 15 is connected with centrifugal blower 14 and the sieve plate of fixedlying connected with wind box 19 that is arranged in the wind box 19 constitute, sieve plate is made of end sieve plate 27 and upper sieve plate 31, upper sieve plate 31 is arranged on the upper end of end sieve plate 27, upper sieve plate 31 is arranged on gettering mouth 30 places of wind box 19, at discharging opening 12 places, the discharge end of the upper sieve plate 31 or discharge end that be shorter than end sieve plate 27 concordant with the discharge end of end sieve plate 27 as shown in Figure 2, the wind box 19 of the upper end of upper sieve plate 31 is provided with wind-guiding cover plate 28, the last deep bead 29 of last wind-guiding cover plate 28 front ends is arranged on the upper end of upper sieve plate 31, and wind box 19 is connected with vibrating device.Last wind-guiding cover plate 28 play a part guides wind to and controlled wind speed, last deep bead 29 plays a part to make material to drop on layering again on the upper sieve plate 31; Frame 3 is provided with the spiral dust catcher 23 (also can adopt sack cleaner) that is connected by communicating pipe 16 and pneumatic separation device 13 upper ends, spiral dust catcher 23 is connected with centrifugal blower 14 by airduct 15, be provided with the trash discharging apparatus 26 that is used to remove impurity below spiral dust catcher 23, very environment friendly convenient discharges impurity.Wind box 19 is by four bracing frames 21 and be arranged on four support springs 20 on the bracing frame 21 and be fixed on the frame 3, and the utility model wind box 19 also can adopt four supports and be arranged on four extension springs on the support wind box 19 is lifted on the frame 3.The utility model directly is provided with vibrating motor on wind box 19, drive end sieve plate 27 and upper sieve plate 31 vibrations, the utility model also can adopt wind box 19 and fixedly connected than gravity concentration apparatus 11, so that pneumatic separation device 13 and be connected as a single entity than gravity concentration apparatus 11 makes than gravity concentration apparatus 11 and drives pneumatic separation devices 13 vibrations (also can save four bracing frames 21 that connect pneumatic separation device 13 and frame 3 this moment).Shown in accompanying

drawing

2,3,4, the shape of last wind-guiding cover plate 28 is respectively circular arc, triangle or polygon.Wind box 19 is connected with frame 3 by fixedly slotted hole, the set bolt that can regulate its angle of inclination, can adjust the angle of inclination of wind box 19 so at any time.

In the utility model, compound selected car moves by universal wheel 2 and wheel 6, fix on the ground by support screw 1, material is from lifting device 24, lifting device conveying pipeline 18 places enter on the end sieve plate 27, pneumatic separation device 13 is under double vibrations under the drive of vibration source, material moves to discharging opening 12 directions on end sieve plate 27, wind box 19 is in the effect of wind-force and vibration, material can carry out layering by the proportion of particle, and promptly light material swims in the upper strata, and heavier feeds sinks in lower floor, when the discharge end of material flow to end sieve plate 27, during to discharging opening 12, heavier feeds enters discharging opening 12 places, thereby enters than gravity concentration apparatus 11.Last wind-guiding cover plate 28 play a part guides wind to and controlled wind speed, last deep bead 29 plays a part to make material to drop on layering again on the upper sieve plate 31; Under the effect of wind-force, light material is sucked on the upper sieve plate 31 from end sieve plate 27, on upper sieve plate 31, material continues layering, a small amount of heavier feeds is delivered to discharging opening 12 to enter than in the gravity concentration apparatus 11, under wind-force effect than the vibration of gravity concentration apparatus 11 and fan 5, small amount of impurities connects bucket 22 foreign material delivery line 25 discharges on the lenient side by light foreign material, blower-casting 4 has and prevents that foreign matter from entering the effect of fan 5, material after the screening is by entering screening plant 9 than gravity concentration apparatus 11 through screening plant conveying pipeline 10, flow out from going out tanker 8 and connecing bucket 7, material is finished layering gettering process repeatedly in pneumatic separation device 13, make through the material cleanliness after the selection by winnowing and greatly improve, thereby productivity ratio also improves accordingly.

The vibration source of pneumatic separation device 13 can be the vibration source that pneumatic separation device 13 carries, and promptly on wind box 19 vibrating motor is set, also can adopt pneumatic separation device 13 with than between the gravity concentration apparatus 11 by fixedlying connected with modes than the common vibration of gravity concentration apparatus 11.

The end of the present utility model sieve plate 27 and upper sieve plate 31 can adopt flap sieve, stamped sieve or mesh grid etc. as sieve plate, support spring 20 is rubber spring or other elastic components (metal spring), so that pneumatic separation device 13 is supported or is lifted on the frame 3, and minimizing is to the vibration of other parts of complete machine.

Described material is corn, wheat, mung bean, millet, Chinese sorghum and melon seeds or the like.

Claims

1. compound selected car, it is characterized in that it comprises frame (3), be arranged on the lifting device (24) on the frame (3), the pneumatic separation device (13) that is connected with lifting device conveying pipeline (18), and the ratio gravity concentration apparatus (11) that is positioned at pneumatic separation device (13) lower end that is connected of the discharging opening (12) of pneumatic separation device (13) and and the screening plant (9) that is connected than gravity concentration apparatus (11) port of export, described pneumatic separation device (13) is by passing through communicating pipe (16), wind box (19) that airduct (15) is connected with centrifugal blower (14) and the sieve plate of fixedlying connected with wind box (19) that is arranged in the wind box (19) constitute, described sieve plate is made of end sieve plate (27) and upper sieve plate (31), upper sieve plate (31) is arranged on the upper end of end sieve plate (27), upper sieve plate (31) is arranged on gettering mouth (30) lower end of wind box (19), the wind box (19) of the upper end of upper sieve plate (31) is provided with wind-guiding cover plate (28), the last deep bead (29) of last wind-guiding cover plate (28) front end is arranged on the upper end of upper sieve plate (31), and wind box (19) is connected with vibrating device.

2. compound selected car according to claim 1, it is characterized in that frame (3) is provided with the spiral dust catcher (23) that is connected by communicating pipe (16) and pneumatic separation device (13) upper end, spiral dust catcher (23) is connected with centrifugal blower (14) by airduct (15), is provided with the trash discharging apparatus (26) that is used to remove impurity in spiral dust catcher (23) below.

3. compound selected car according to claim 1 and 2 is characterized in that wind box (19) is fixed on the frame (3) by four bracing frames (21) and the support spring (20) that is arranged on four bracing frames (21).

4. compound selected car according to claim 3 is characterized in that wind box (19) is provided with vibrating motor.

5. compound selected car according to claim 1 and 2 is characterized in that wind box (19) and fixedlys connected than gravity concentration apparatus (11).

6. compound selected car according to claim 3 is characterized in that wind box (19) and fixedlys connected than gravity concentration apparatus (11).

7. compound selected car according to claim 1 and 2 is characterized in that the described shape that goes up wind-guiding cover plate (28) is respectively circular arc, triangle or polygon.