CN207563422U - A kind of preliminary screening mechanism of rubbish for being capable of automatic drain - Google Patents

Abstract

The utility model is related to technical field of waste treatment, more particularly to a kind of preliminary screening mechanism of the rubbish for being capable of automatic drain, including garbage disposal storehouse and the trash processing unit being arranged in garbage disposal storehouse, the one end in the garbage disposal storehouse is equipped with feed inlet, the other end is equipped with discharge port, the trash processing unit is used to rubbish being delivered to discharge port from feed inlet and realizes preliminary screening, and the bottom surface in the garbage disposal storehouse is equipped with multiple openings.In garbage processing procedure, some small rubbish of exposure and sewage etc. after rubbish fine crushing and broken bag can be leaked out by handling the opening in orlop face, play the role of primary screening；Simultaneously in garbage processing procedure, it even if there is sewage spillage, can also be blocked in garbage disposal storehouse, sewage will not be caused to splash.

Description

A kind of preliminary screening mechanism of rubbish for being capable of automatic drain

Technical field

The utility model is related to technical field of waste treatment, and in particular to a kind of rubbish for being capable of automatic drain tentatively sieves Mechanism.

Background technology

With the high speed development of industry, urban population gradually increases, and the house refuse of generation is even more growing day by day, life rubbish Rubbish has become a big threat of environment for human survival.How house refuse is effectively treated, reduces environmental pollution, it has also become is current One of social most thorny issue.

At present, under the promotion energetically of the Chinese government, although the integrated treatment of house refuse and application technology as the second resource take Certain effect is obtained, but relevant technology is still not mature enough.Due to house refuse complicated component, load in mixture serious so that rubbish point Class intractability greatly improves.The garbage classification treatment technology of current main-stream generally include bag-breaking device, trommelling, selection by winnowing, The processes such as magnetic separation and manual sorting.

Wherein since house refuse is mostly to pack property, so garbage bag breaking homocline is the primary link of garbage disposal.If It can not make the complete broken bag exposure of rubbish and uniformly enter in subsequent technique, the very big sorting rate for reducing rubbish causes to return The waste of resource is received, and is susceptible to the problem of impurity content is excessively high in sorting object.

The discharge of a large amount of sewage is had after garbage bag breaking cannot such as discharge in time, can be to subsequent refuse breaking, loose, defeated The processes such as send to impact；The prior art is that sewage is allowed to be discharged from the crawler belt gap of lower section after broken bag, is not only resulted in this way Sewage splashes, severe operational environment.

Utility model content

The purpose of this utility model is to provide the rubbish for being capable of automatic drain that is a kind of compact-sized and can preventing sewage from splashing The preliminary screening mechanism of rubbish.

To achieve the above object, the utility model provides a kind of preliminary screening mechanism of the rubbish for being capable of automatic drain, packet The trash processing unit for including garbage disposal storehouse and being arranged in garbage disposal storehouse, the one end in the garbage disposal storehouse are equipped with charging Mouth, the other end are equipped with discharge port, and the trash processing unit is used to rubbish being delivered to discharge port from feed inlet and realize preliminary Screening, the bottom surface in the garbage disposal storehouse are equipped with multiple openings.

Optionally, the bottom surface in the garbage disposal storehouse is network.

Optionally, the lower part of garbage disposal storehouse side wall also is provided with multiple openings.

Optionally, the trash processing unit includes：It the spiral propeller that is arranged at the feed inlet and is arranged on The discharging roller of the discharge outlet, the discharging roller, which is vertically arranged and is driven by driving device, to be rotated.

Optionally, the spiral propeller is shaftless screw propeller.

Optionally, the discharging roller, which is vertically arranged and is driven by driving device, rotates, on the side wall of the discharging roller Equipped with polylith scraper plate.

Optionally, the trash processing unit, which further includes, is arranged between the spiral propeller and discharging roller at least Two broken bag rollers, the broken bag roller, which is vertically arranged and is driven by driving device, to be rotated.

Optionally, the side wall of the broken bag roller is equipped with multiple broken bag teeth, and the outer end of the broken bag tooth is to the broken bag The direction of rotation bending of roller.

Optionally, the broken bag roller, discharge roller rotary shaft be sequentially arranged in a row and driven by same driving device It is dynamic.

Optionally, at the broken bag roller or discharging roller, the opening is annularly distributed around corresponding rotary shaft.

The above-mentioned technical proposal of the utility model has the following advantages that compared with prior art：

In garbage processing procedure, some small rubbish of exposure and sewage etc., can lead to after rubbish fine crushing and broken bag The opening for crossing processing orlop face leaks out, and plays the role of primary screening；Simultaneously in garbage processing procedure, even if there is sewage to splash Go out, can also be blocked in garbage disposal storehouse, sewage will not be caused to splash.

Description of the drawings

Fig. 1 is the general shape schematic diagram of the preliminary screening mechanism of rubbish described in the utility model；

Fig. 2 is the partial cutaway schematic of the preliminary screening mechanism of rubbish described in the utility model；

Fig. 3 is the structure diagram of one group of broken bag roller and striker plate described in the utility model；

Fig. 4 is the fundamental diagram of broken bag roller described in the utility model；

Fig. 5 is the structure diagram of equal feed roller described in the utility model；

Fig. 6 is the structure diagram of discharging roller and striker plate described in the utility model.

Reference numeral：

1st, feed hopper；2nd, garbage disposal storehouse；3rd, spiral propeller；4th, the first broken bag roller；5th, the second broken bag roller；6th, Feed roller；7th, discharge roller；8th, discharge port；9th, the first striker plate；10th, the second striker plate；11st, third striker plate；12nd, first is broken Bag tooth；13rd, broken bag cylinder body；14th, homocline cylinder body；15th, helical blade；16th, partition board；17th, discharge cylinder body；18、 Scraper plate；19th, bagged garbage；20th, scrappy rubbish.

Specific embodiment

Purpose, technical scheme and advantage to make the utility model embodiment are clearer, new below in conjunction with this practicality Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model Apply example, those of ordinary skill in the art's all other embodiments obtained under the premise of creative work is not made, all Belong to the range of the utility model protection.

The overall structure of the utility model device is as depicted in figs. 1 and 2.Mainly comprising feed inlet, 2 and of garbage disposal storehouse Discharge port 8, wherein garbage disposal storehouse 2 inside comprising 3, two broken bag rollers of spiral propeller, equal feed roller 6, discharging roller 7, First striker plate 9, the second striker plate 10, third striker plate 11, there are two broken bag rollers, and structure is same or similar, for convenience Description, is referred to as the first broken bag roller 4 and the second broken bag roller 5.

Specifically, garbage disposal storehouse 2 is the cylinder of rectangular cross-section, and feed inlet is arranged on 2 one end of garbage disposal storehouse Top sets feed hopper 1 preferably at feed inlet, guiding bagged garbage 19 to be facilitated to enter garbage disposal storehouse 2；Discharge port 8 is set Put the other end in garbage disposal storehouse 2, the bottom surface of discharge port 8 be preferably inclined-plane, 8 both sides of discharge port tilted down set side wall with Blow tank is formed, scrappy rubbish 20 is facilitated to discharge.

Generally, from feed inlet to discharge port on 8 directions, spiral propeller 3, the first broken bag roller 4, the rolling of the second broken bag Cylinder 5, equal feed roller 6, discharging roller 7 are arranged in a row successively, and spiral propeller 3 is horizontally set below feed inlet, and discharge roller 7 It is arranged near discharge port 8；Rubbish after breaking for breaking refuse bag and is conveyed to equal feed roller 6 by two broken bag rollers, Equal feed roller 6 for the loose rubbish broken and will be loose after rubbish be conveyed to discharging roller 7, discharging roller 7 is used for will Rubbish after loose is sent to discharge port 8.First broken bag roller 4, the second broken bag roller 5, equal feed roller 6, discharging roller 7 are vertical It sets and corresponding rotation axis is pierced by from the top in garbage disposal storehouse 2 to connect same driving mechanism, preferably rotate these Axis is arranged in a row and rotation direction is consistent；When bagged garbage 19 is by two broken bag rollers, refuse bag is torn, and forms scrappy rubbish Rubbish 20, it is then loose by equal feed roller 6, it is finally sent to discharge port 8 and sends out by discharging roller 7.Not only entire rubbish is preliminary in this way Screening mechanism is compact-sized, orderly, reduces machine volume, and rotation axis distribution orderly, rotation direction it is consistent, using simple Drive mechanism can realize drive connection, simplify drive mechanism, facilitate drive connection.

As shown in Fig. 2, driving axis connection of the feed end of spiral propeller 3 with penetrating 2 end face of garbage disposal storehouse, spiral push away Discharge end into device 3 is set towards 8 direction of discharge port, when garbage disposal storehouse 2 is horizontally disposed with, it is possible to understand that pushed away into spiral Center of rotation into device 3 is horizontally disposed with；When house refuse is poured into hopper 1, rubbish can be dropped into along headwall be located under On the spiral propeller 3 of side；Spiral propeller 3 is shaftless screw rod, i.e. shaftless screw propeller, upon its rotation, is fallen Rubbish thereon can be along the direction of helical blade 15 by lasting promotion forward, until the end of blade, and rubbish is just at this time It is pulled to 4 edge of the first broken bag roller.Spiral propeller 3 is using no axle construction, and torque is big, and rubbish is not easy to plug, flexible strip/band Shape rubbish is not easy winding on it, can be operated compared with low velocity, stable drive, low energy consumption, and rubbish conveying capacity is big.

The first broken bag roller of the present embodiment is identical with the structure of the second broken bag roller, below using the first broken bag roller as Example, is specifically described its structure：As shown in figure 3, on the side wall of the first broken bag roller 4, i.e. broken bag cylinder body 13 Multiple first broken bag teeth 12 are equipped with, the direction of rotation of outer end to the first broken bag roller 4 of the first broken bag tooth 12 is curved It is bent.Since the outer end of the first broken bag tooth 12 is in the hook solid being bent to direction of rotation, in the mistake of the first broken bag roller 4 rotation Cheng Zhong, the outer end of the first broken bag tooth 12 can be pierced into and catch on the refuse bag of feed inlet side, while be pulled to 8 side of discharge port, Send refuse bag to next stage processing mechanism, in the process, refuse bag can tentatively be torn.

Optionally, the first broken bag tooth 12 is whole L-shaped.That is outer end of the horizontal edge of L-shaped for the first broken bag tooth 12, L-shaped Horizontal edge part and the direction of rotation of the first broken bag roller 4 it is tangent, it is possible thereby to refuse bag is smoothly pierced into, due to L-shaped broken bag The longitudinal edge section of tooth, in 90 ° of angles, not seamlessly transits, so L-shaped broken bag tooth is vertical with horizontal edge part between horizontal edge and longitudinal edge Rim portion will not continue to be pierced into refuse bag, but primarily serve the effect for pushing refuse bag forward, while can also make rubbish The outer wall of rubbish bag and the first broken bag roller 4 keeps certain distance, and refuse bag or rope form rubbish is avoided to be wrapped in the first broken bag roller 4 On.

Optionally, the outer end of the first broken bag tooth 12 is spininess.Spiny end is easier to be pierced into refuse bag In, but the inside of the outer end of hook solid preferably avoids being set as blade-like, preferably smooth radiussed, such first broken bag tooth After 12 outer end is pierced into refuse bag, an openning can't be cut on refuse bag, so as to which refuse bag be made to hang over the first broken bag tooth On 12.

Optionally, in the circumferential direction of the first broken bag roller 4, between the two neighboring first broken bag tooth 12 Angle is 30 °~60 °.Such as 45 °, the spacing between such first broken bag tooth 12 can just accommodate the rubbish of plastic tank size Rubbish passes through, and not only can carry out broken bag, but also larger destruction will not be caused to plastic tank etc. to rubbish.

Optionally, multiple first broken bag teeth 12 are uniform on the circumferential and axial of the first broken bag roller 4 respectively Distribution.The blind area that can be avoided the occurrence of and hook up refuse bag is uniformly distributed in axial direction, and being uniformly distributed in circumferential direction can ensure steady Fixed rubbish transmission efficiency.

Optionally, the first striker plate 9 is additionally provided in the garbage disposal storehouse 2, first striker plate 9 is located at described first Broken bag roller 4 is turned to the side of the feed inlet by the discharge port 8, and first striker plate 9 is equipped with multiple positions and ruler Very little and multiple first broken bag tooth, 12 corresponding first hollow outs, when the first broken bag roller 4 rotates, described first is broken Bag tooth 12 passes through first hollow out.Since the first broken bag tooth 12 just can be to pass through the first hollow out, so the first broken bag tooth 12 The refuse bag of upper suspension can be stopped that it is one-way transmission always to thereby guarantee that rubbish, will not be brought back by the first striker plate 9, and Residual, the accumulation of a large amount of rubbish will not occur.

Further, as shown in Figure 2 and Figure 4, the second broken bag roller 5 is additionally provided in the garbage disposal storehouse 2, by described On feed inlet to the direction of the discharge port 8, the second broken bag roller 5 is located at the rear of the first broken bag roller 4；It is described Second broken bag roller 5, which is vertically arranged and is driven by driving device, to be rotated, the direction of rotation of the second broken bag roller 5 and described the The direction of rotation of one broken bag roller 4 is identical, and the side wall of the second broken bag roller 5 is equipped with multiple first broken bag teeth 12, referred to as Second broken bag tooth, the outer end of the second broken bag tooth are bent to the direction of rotation of the second tin roller, the second broken bag tooth and The first broken bag tooth 12 forms from the opposite both sides of refuse bag tear respectively.

First broken bag roller 4 and 5 structure of the second broken bag roller are same or similar, since the first broken bag roller 4 and second is broken The rotation direction of bag roller 5 is identical, therefore positioned at the two the first broken bag tooth 12 of oncoming lane and the direction of motion of the second broken bag tooth It is opposite, such first broken bag tooth 12 and the second broken bag tooth catch on the both sides of refuse bag respectively, and then it is formed and is torn, rubbish Rubbish bag will thoroughly be torn, while the rubbish of the inside is broken up, particularly when the first broken bag tooth 12 and the second broken bag tooth are all provided with During for L-shaped structure, since refuse bag is suspended on the outer end of L-shaped structure, so can more keep the both sides of refuse bag respectively by One broken bag tooth 12 and the second broken bag tooth are torn, it is ensured that thoroughly tear refuse bag.

In the process, due to not intersecting between the first broken bag tooth 12 and the second broken bag tooth, i.e., not by Shearing force is by trash bag tear, therefore, when there is the object of comparatively robust in refuse bag, such as metal, firm object is simultaneously It will not be stuck between the first broken bag tooth 12 and the second broken bag tooth, thus can avoid causing the first broken bag tooth 12 and the second broken bag tooth Unnecessary destruction, while the rotation of the first broken bag roller 4 and the second broken bag roller 5 will not be influenced.

Optionally, the lateral second broken bag roller 5 of first striker plate 9 far from the first broken bag roller 4 Direction tilt.First striker plate 9 is preferably close in the tangential direction of the second broken bag tooth outer end rotation circular arc, it is possible thereby to will Rubbish is blocked in the place that the second broken bag tooth can touch as far as possible, the phenomenon that avoiding the occurrence of garbage collecting.

Optionally, it is additionally provided with the second striker plate 10 in the garbage disposal storehouse 2, second striker plate 10 is located at described the Two broken bag rollers 5 are turned to the side of the feed inlet by the discharge port 8, second striker plate 10 be equipped with multiple positions and Size and multiple corresponding second hollow outs of broken bag tooth, when the second broken bag roller 5 rotates, the second broken bag tooth Across second hollow out.Since the second broken bag tooth just can be to pass through the second hollow out, so the rubbish hung on the second broken bag tooth Rubbish bag can be stopped that it is one-way transmission always to thereby guarantee that rubbish, will not be brought back, nor can be occurred by the second striker plate 10 The residual of a large amount of rubbish, accumulation.

The structure of equal feed roller 6 is as shown in figure 5, including homocline cylinder body 14, helical blade 15, partition board 16.Homocline is rolled On the side wall of cylinder 6, namely homocline cylinder body 14 is equipped with helical blade 15, and helical blade 15 is equipped with to be rolled substantially along homocline The polylith partition board 16 radially extended of cylinder 6, partition board 16 is spaced apart described in polylith.When equal feed roller 6 rotates, rubbish will be suitable It helical blade 15 to be stirred from lower to upper, rubbish becomes being stirred in the vertical direction from being largely collected at bottom originally It is even；Simultaneously as partition board 16 is distributed on helical blade 15, rubbish, can be by partition board 16 to 8 side of discharge port while being stirred To pushing away, rubbish is limited by 2 side wall of garbage disposal storehouse in the process, finally flies to 8 direction of discharge port under the influence of centrifugal force； Due to rubbish under the agitation of helical blade 15 distribution uniform, fluffy in the vertical direction, be thus easier to forward, and The speed forwarded can also be accelerated, and be conducive to the further screening process of follow-up rubbish in this way.

It is preferred that partition board 16 is set to the upside of helical blade 15.Partition board 16 be located at helical blade 15 downside and upside it is equal Rubbish can be pushed forward, but be preferably provided in the upside of helical blade 15, such rubbish is natural under the influence of being conducted oneself with dignity Gather the corner formed between every piece of partition board 16 and helical blade 15, be conducive to rubbish and dish out to 8 direction of discharge port.

It is preferred that the top outer in partition board 16 sets chamfering.That is the outside at the top of partition board 16 has lacked a part, due to Before homocline, most of garbage collecting in the bottom side of equal feed roller 6, if partition board 16 for area is larger, the complete rectangle of shape, that Most of rubbish can be taken away by the partition board 16 positioned at the bottom, can cross the partition board 16 of the bottom, arrive at upper level partition board Rubbish at 16 will be seldom；And chamfering of the present embodiment because the top outer of partition board 16 to be provided with to missing, therefore per level-one Partition board 16 can't all take away most rubbish of the position height, but a big chunk rubbish can be made to be lacked from partition board 16 The part of mistake, which climbs over, continues on helical blade 15 ramps up, until upper level partition board 16 is encountered, then be intercepted a part, And so on, finally enable the distribution in the longitudinal direction of rubbish evenly, and rubbish type by again to being in from top to bottom gently naturally Gradient is distributed.

Preferably, the partition board 16 is in the length radially of the equal feed roller 6 and the width of the helical blade 15 It is adapted.It can make all rubbish for being stirred rise by helical blade 15 can be effectively by partition board 16 to discharge port 8 in this way Direction pushes away.

Preferably, the helical angle of the helical blade 15 is 10 °~45 °.Spiral angle is too small to be lost to rubbish substantially Rotation liter effect, and helical angle it is excessive can make rubbish do not have enough time also rise just thrown to 8 side of discharge port；10 °~45 ° models The helical angle enclosed can be very good to play the role of upward spiraling rubbish, reach good homocline effect.

Preferably, the two neighboring partition board 16 is spaced 30 °~60 °.When partition board 16 is distributed more in the circumferential, homocline The rotation of roller 6 is turned around, and is had more partition board 16 and is done work, and the efficiency of rubbish transmission is higher, but most of rubbish all by position compared with Low, densely distributed partition board 16 is delivered to 8 side of discharge port, and final homocline effect can't be fine；And when partition board 16 is in week When being distributed less upwards, although the homocline effect of rubbish can be fine, since the partition board 16 for playing transmission rubbish is less, rubbish The efficiency of rubbish transmission will reduce.The interval of partition board 16 is set as 30 °~60 ° by the present embodiment, rubbish can be made both to have had higher Transmission efficiency, and can realize preferable homocline effect.

As shown in fig. 6, on the side wall of discharging roller 7, that is, the roll body 17 that discharges is equipped in spiral shell the structure of discharging roller 7 Revolve the spaced polylith scraper plate 18 of shape.The polylith scraper plate 18 arranged by helical form, rubbish is thrown along oblique direction discharge port 8 Go out, play the effect of homocline；It is also, spaced when in the longitudinal direction, between scraper plate 18, that is to say, that part rubbish meeting It is missed from the gap between scraper plate 18, thus rubbish is played and a degree of breaks up effect.

Further, multigroup polylith scraper plate spaced in the shape of a spiral is circumferentially distributed on the discharging roller 7 18.It, can be by later group partition board 16 from the rubbish missed is spaced between previous group partition board 16 i.e. in the circumferential direction of discharging roller 7 It receives, therefore, on the basis of reaching and can break up rubbish, hardly loses the transmission efficiency of rubbish.

Preferably, the spiral helicine helical angle that the polylith scraper plate 18 is in is 60 °~80 °.The main function of scraper plate 18 That rubbish is broken up and discharge port 8 is thrown to fast speed, therefore, by the scraper plate 18 that helical angle is larger, can make rubbish with Fair speed throws to discharge port 8, so as to be conducive to the screening operation of next stage.

Optionally, positioned at the bottom surface in the scraper plate 18 and the garbage disposal storehouse 2 of discharging 7 lower edge of roller it Between there are gaps.The width in gap can be selected according to actual needs, the too small scraper plate 18 easy to wear in gap or garbage disposal The bottom surface of factory, gap is excessive, and be easy to causeing 7 lower section of discharging roller has a large amount of rubbish to be detained, and can not be sent, it is therefore desirable to root Suitable gap width is selected according to the type or practical experience of processing rubbish.

Preferably, in the discharging roller 7 radially, the scraper plate 18 is equal in length.Scraper plate 18 each in this way Distribution of force is more uniform, helps to maintain uniform stressed and the even running of discharging roller 7, and discharging is uniform.

Further, third striker plate 11 is additionally provided in the garbage disposal storehouse 2, the third striker plate 11 is located at described Discharging roller 7 is turned to the side of the feed inlet by the discharge port 8, and the third striker plate 11 is equipped with multiple positions and ruler It is very little with multiple 18 corresponding third hollow outs of scraper plate, when the discharging roller 7 rotates, the scraper plate 18 passes through described the Three hollow outs.Since scraper plate 18 just can be to pass through third hollow out, so the refuse bag hung on scraper plate 18 can be by third striker plate 11 blockings, it is one-way transmission always to thereby guarantee that rubbish, will not be brought back, nor the residual of a large amount of rubbish, heap can occur Product.

It, can be by side wall when discharge roller 7, the first broken bag roller 4 or the second broken bag roller 5 are in rotary state Outer male structure realizes broken bag or drives the purpose that move to 8 direction of discharge port of rubbish, outer male structure can be arranged to first and break Bag tooth 12, the second broken bag tooth or scraper plate 18, can after being correspondingly arranged the first striker plate 9, the second striker plate 10 or third striker plate 11 Rubbish to be prevented to be brought towards feed inlet direction, ensure that garbage energy is smoothly moved to discharge port 8.It realizes and drives rubbish using vertical roller Rubbish generates the purpose of displacement in the horizontal direction.

In addition, as shown in Fig. 2, the bottom surface in the garbage disposal storehouse 2 is equipped with multiple openings, preferably network.Rubbish In processing procedure, some small rubbish of exposure and sewage etc., can pass through garbage disposal storehouse after rubbish fine crushing and broken bag The opening of 2 bottom surfaces leaks out, and plays the role of primary screening；Preferably, it is described to open at the broken bag roller or discharging roller Mouth is annularly distributed around corresponding rotary shaft, i.e., at broken bag roller or the corresponding shaft of discharging roller, opening is in ring around the shaft Shape is distributed, and increases the contact probability between rubbish and opening, lifting sewage screening efficiency, while can promote garbage disposal at shaft The intensity of 2 bottom surface of storehouse.

Certainly, refuse bag is not yet broken at spiral propeller 3, is flowed out almost without sewage, so at spiral propeller 3 Opening can not be set, to enhance the intensity in corresponding position garbage disposal storehouse 2, is prolonged the service life.

Further, the lower part of 2 side wall of garbage disposal storehouse can also be equipped with multiple openings, in this way can be into one The screening efficiency of step lifting sewage, fine dust.

In entire garbage processing procedure, rubbish is by the promotion of spiral propeller 3, by the broken bag of two broken bag rollers, Using the agitation of equal feed roller 6, finally discharged from discharging roller 7, complete the process of entire garbage bag breaking and homocline；At this In lasting processing procedure, some small rubbish, sewage of exposure etc., can pass through garbage disposal after rubbish fine crushing and broken bag The mesh of 2 bottom surface of storehouse leaks out, and plays the role of primary screening.

The utility model two of which broken bag roller and equal feed roller 6 and discharging roller 7 are all sequentially to be laid out at rubbish It manages on storehouse 2, they can be connected simply by sprocket wheel or belt pulley, it is only necessary to provide power by a motor.

The utility model realizes broken bag homocline and even feeding using principles such as spiral and relative rotation, while can realize Primary screening.Overall structure simple and compact, it is rationally distributed, it is easily assembled, suitable for processing early period to house refuse, makes rubbish Rubbish can improve resource utilization in subsequent technical process by sufficient classification, sorting.

Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that： It still can modify to the technical solution recorded in foregoing embodiments or which part technical characteristic is carried out etc. With replacement；And these modifications or replacement, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution The spirit and scope of scheme.

Claims (10)

1. a kind of preliminary screening mechanism of rubbish for being capable of automatic drain, which is characterized in that including garbage disposal storehouse and be arranged on Trash processing unit in garbage disposal storehouse, the one end in the garbage disposal storehouse is equipped with feed inlet, the other end is equipped with discharge port, institute Trash processing unit is stated for rubbish to be delivered to discharge port from feed inlet and realizes preliminary screening, the bottom in the garbage disposal storehouse Face is equipped with multiple openings.

2. the rubbish preliminary screening mechanism according to claim 1 for being capable of automatic drain, which is characterized in that at the rubbish The bottom surface for managing storehouse is network.

3. the rubbish preliminary screening mechanism according to claim 1 for being capable of automatic drain, which is characterized in that at the rubbish The lower part of reason storehouse side wall also is provided with multiple openings.

4. the rubbish preliminary screening mechanism according to claim 1 for being capable of automatic drain, which is characterized in that at the rubbish Reason unit includes：The spiral propeller that is arranged at the feed inlet and the discharging roller for being arranged on the discharge outlet, institute It states discharging roller and is vertically arranged and is driven by driving device and rotate.

5. the rubbish preliminary screening mechanism according to claim 4 for being capable of automatic drain, which is characterized in that the spiral pushes away It is shaftless screw propeller into device.

6. the rubbish preliminary screening mechanism according to claim 4 for being capable of automatic drain, which is characterized in that the discharge roller Cylinder, which is vertically arranged and is driven by driving device, to be rotated, and the side wall of the discharging roller is equipped with polylith scraper plate.

7. the rubbish preliminary screening mechanism according to claim 4 for being capable of automatic drain, which is characterized in that at the rubbish Reason unit further includes at least two broken bag rollers for being arranged on the spiral propeller between the roller that discharges, the broken bag roller It is vertically arranged and is driven by driving device and rotated.

8. the rubbish preliminary screening mechanism according to claim 7 for being capable of automatic drain, which is characterized in that the broken bag rolling The side wall of cylinder is equipped with multiple broken bag teeth, and the outer end of the broken bag tooth is bent to the direction of rotation of the broken bag roller.

9. the rubbish preliminary screening mechanism according to claim 7 for being capable of automatic drain, which is characterized in that the broken bag rolling Cylinder, discharging roller rotary shaft be sequentially arranged in a row and driven by same driving device.

10. the rubbish preliminary screening mechanism according to claim 7 for being capable of automatic drain, which is characterized in that described broken At bag roller or discharging roller, the opening is annularly distributed around corresponding rotary shaft.