CN207154084U - The revolution combination uniform proportioner of multi-deck screen - Google Patents

Abstract

The utility model relates to a uniform batching device for a rotary combined multi-layer sieve, which comprises a frame, a sieve body suspended on the frame, a feeding shell at the upper end of the frame, and a feeding port is arranged on the feeding shell. The upper layer uniform material plate and the upper layer guide plate in the material shell form the upper feed channel with a funnel-shaped cross-section, and the lower feed guide plate and the lower baffle plate in the feed shell form a lower feed channel with a funnel-shaped cross-section. The upper opening of the upper feeding channel corresponds to the feeding port, the lower opening of the upper feeding channel corresponds to the upper opening of the lower feeding channel, and the lower opening of the lower feeding channel corresponds to the feeding hopper provided on the sieve body, and the feeding hopper is connected to the The uniform batching device on the side of the sieve body, the uniform batching device is equipped with multiple vertical feeding channels, and the multiple feeding channels are respectively connected to different sieve grids, so as to achieve uniform batching of grain materials, so that the grain materials can evenly enter different sieves The multi-layer screen screens the grain materials at the same time, thereby improving the screening efficiency.

Description

Uniform batching device for rotary combined multi-layer sieve

technical field

The utility model relates to the technical field of grain screening and impurity removal equipment, in particular to a uniform batching device for a rotary combined multi-layer sieve.

Background technique

Before the grains are put into the warehouse, because the grains contain impurities and dust, if the impurities are contained in the grains, it will cause the grains to heat up and become moldy, and it will also make the flow of the grains out of the warehouses difficult, resulting in serious losses of grains. Therefore, the grain must be cleaned before storage, and the impurities and some dust in the grain must be screened out. At present, there are many kinds of equipment for screening and dedusting grain on the market, such as vibrating screens, flat rotary screens, etc., but most of the existing screening and dedusting equipment have single functions and low screening efficiency, which cannot meet the screening needs of large grain depots. In order to solve the existing technical problems, technicians have developed a rotary combined multi-layer screen. The rotary combined multi-layer screen is mainly based on the original flat rotary screen, and is equipped with multiple layers of screen grids that work at the same time. Work, thereby effectively improving the screening efficiency. However, the multi-layer sieves are vertically arranged, and how to evenly feed grain materials into the multi-layer sieves is a difficult problem for those skilled in the art.

Utility model content

In summary, in order to overcome the shortcomings of the existing technical problems, the utility model provides a uniform batching device for a rotary combined multi-layer sieve. Multiple feeding channels are set up, and the multiple feeding channels are respectively connected to different sieve grids, so as to realize the uniform batching of grain materials, so that the grain materials can evenly enter different sieve grids, and the multi-layer sieve grids screen the grain materials at the same time, thereby improving screening efficiency.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:

A uniform batching device for a rotary combined multi-layer sieve, including a frame and a sieve body suspended on the frame, wherein: the feed shell at the upper end of the frame is set on the feed shell The feed port, the upper layer guide plate, the upper layer uniform plate, the lower layer guide plate and the lower baffle are arranged in the feed shell, the upper layer uniform plate is hinged on the feed shell, and the upper layer guide plate The two ends are fixed with the feeding shell, the upper leveling plate and the upper material guide plate form an upper feed channel with a funnel-shaped cross section, the lower material guide plate and the lower baffle plate are fixed with the feeding shell, the lower guide plate The material plate and the lower baffle form a lower feed channel with a funnel-shaped cross-section. The opening of the lower end of the material channel corresponds to the feed hopper provided on the sieve body, and the feed hopper is connected to the uniform batcher arranged on the side of the screen body. The uniform batcher includes a frame, a partition, a batching port and a feed plate. The upper end of the frame body is open, and the upper end opening of the frame body is connected to the feed hopper. There are multiple partitions vertically arranged in the frame body, and the partition boards divide the inner cavity of the frame body into multiple vertical feeding channels. The frame body A plurality of batching ports are arranged on the inner side of the frame, and the batching ports are connected to the upper opening of the frame body through the feeding channel. An inclined feeding plate is arranged inside the feeding port, and the feeding plate closes the feeding channel, and the multiple batching ports correspond to Multi-layer sieve lattice arranged vertically in the sieve body.

Further, the opening of the lower end of the upper feeding channel is provided with a leveling device, and the leveling device includes a leveling shaft, a leveling cam, an adjustment arm, an adjustment plate, an adjustment screw and an adjustment shaft. The material rotating shaft is mounted on the feeding housing, and is connected to the feeding housing in relative rotation. A material leveling motor is arranged outside the material feeding housing, and the material leveling motor drives the material leveling shaft to rotate. The material leveling shaft is A leveling cam is provided, and the leveling cam is in contact with the bottom surface of the upper level leveling plate. An adjusting arm is clamped on the leveling rotating shaft, and the leveling rotating shaft rotates relative to the adjusting arm. The adjusting arm is provided with an adjusting plate , the adjustment plate corresponds to the lower end opening of the upper feed channel, and the adjustment plate is hoisted on the adjustment shaft through the adjustment screw.

Further, the lower part of the frame of the uniform batcher is provided with a connecting block, the frame is hinged to the lower part of the screen body through the connecting block, and the upper part of the frame is locked with the upper part of the screen body by a locking device.

Further, the two sides of the frame of the uniform batcher are respectively provided with buffer cylinders.

Further, a pressure door is provided on the lower opening of the lower feed channel.

The beneficial effects of the utility model are:

1. In the utility model, a homogenizing device is installed in the feeding channel, and then a plurality of feeding channels are arranged on the side of the multi-layer sieve grid, and the multiple feeding channels are respectively connected to different sieve grids, so as to realize uniform batching of grain materials, Make the grain materials evenly enter different sieve grids, and multi-layer sieve grids screen the grain materials at the same time, thereby improving the screening efficiency.

2. The uniform batching device of the utility model divides the inner cavity of the frame into a plurality of vertical feeding channels by the partition plate, and then sets the batching port on the inner side of the frame body, and the setting height of the batching port is different from that in the screen The heights of the sieve grids are the same, and then a feeding plate is set on the lower edge of the batching port. The feeding plate closes the feeding channel, and the grain entering from the upper opening of the frame is fed downward along the feeding channel. After being blocked by the material plate, it flows out along the feed plate and the batching port. Since the position of the batching port corresponds to the position of the screen grid, the grain material enters the screen grid. By setting multiple batching ports corresponding to the sieve grids in the sieve body, the sieve grids in the sieve body can be evenly dosed at the same time, and the grain materials can be evenly distributed on the multi-layer sieve grids. The structure is simple, the function is powerful, and the concept is ingenious. Realize multi-layer sieve feeding at the same time, and the ingredients are even.

3. The opening of the lower end of the upper feeding channel of the utility model is provided with a material leveling device, which drives the leveling cam to rotate through the leveling shaft, so that the upper level leveling plate continuously swings up and down, and evenly discharges the material. At the same time, the size of the lower opening of the upper feeding channel is adjusted through the adjusting plate and the adjusting screw to further improve the uniform distribution effect, and the size of the lower opening of the upper feeding channel is adjusted to realize feeding according to actual production needs.

Description of drawings

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

Fig. 2 is the structural representation of the homogenizing device of the present utility model;

Fig. 3 is the structural representation of the uniform batching device of the present utility model;

Fig. 4 is a schematic left view of Fig. 3 of the present utility model.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in further detail.

As shown in Figure 1, Figure 2, Figure 3, and Figure 4, a uniform batching device for a rotary combined multi-layer screen includes a frame 1, a screen body 2 suspended on the frame 1, and fixed on the upper end of the frame 1. The feeding housing 3, the feeding port 4 is set on the feeding housing 3, the upper layer guide plate 5, the upper layer uniform material plate 6, the lower layer guide plate 7 are arranged in the described feeding housing 3 and the lower baffle plate 8, the upper layer uniform material plate 6 is hinged on the feed housing 3, the two ends of the upper layer material guide plate 5 are fixed with the feed material housing 3, and the upper layer uniform material plate 6 and the upper layer material guide plate 5 are composed The cross-sectional shape is a funnel-shaped upper feed channel 9, the lower material guide plate 7 and the lower baffle plate 8 are fixed to the feed housing 3, and the lower layer guide plate 7 and the lower baffle plate 8 form a funnel-shaped cross-sectional shape. The lower feed channel 10, the lower end opening of the lower feed channel 10 is provided with a pressure door 13, the upper end opening of the upper feed channel 9 corresponds to the feed port 4, and the lower end opening of the upper feed channel 9 corresponds to the upper end of the lower feed channel 10 Opening, the opening of the lower end of the lower feed channel 10 corresponds to the feed hopper 11 provided on the sieve body 2, and the feed hopper 11 communicates with the uniform batcher 12 arranged on the side of the sieve body 2.

The uniform batcher 12 includes a frame body 121, a dividing plate 122, a batching port 123 and a feed plate 124. The upper end of the frame body 121 is open, and the upper end opening of the frame body 121 is connected to the feed hopper 11, and the frame body 121 is vertically arranged There are a plurality of partitions 122, and the partitions 122 divide the inner cavity of the frame body 121 into a plurality of vertical feeding channels 125, and a plurality of batching ports 123 are arranged on the inner side of the frame body 121, and the batching ports 123 pass through The feeding channel 125 communicates with the opening of the upper end of the frame body 121, and an inclined feeding plate 124 is arranged in the described batching port 123, and the feeding board 124 closes the feeding channel 125, and a plurality of batching ports 123 correspond to the vertical direction in the sieve body 2 respectively. Arranged multi-layer sieve grid. The lower part of the frame body 121 of the uniform distributor 12 is provided with a connecting block 126, and the frame body 121 is hinged to the lower part of the sieve body 2 through the connecting block 126, and the upper part of the frame body 121 is locked with the upper part of the sieve body 2 by a locking device 127. Both sides of the frame body 121 of the uniform distributor 12 are respectively provided with buffer cylinders 128 .

The lower end opening of the upper feed channel 9 is provided with a leveling device 14, and the leveling device 14 includes a leveling shaft 141, a leveling cam 142, an adjustment arm 143, an adjustment plate 145, an adjustment screw 146 and an adjustment shaft 147, The material leveling shaft 141 is mounted on the feeding housing 3, and is connected to the feeding housing 3 for rotation. The material feeding housing 3 is provided with a material leveling motor, which drives the material leveling shaft 141 rotates, and described leveling shaft 141 is provided with leveling cam 142, and leveling cam 142 is in contact with the bottom surface of upper layer leveling plate, and described leveling shaft 141 is clamped with adjustment arm 143, and leveling shaft 141 rotates relative to the adjusting arm 143, the adjusting arm 143 is provided with an adjusting plate 145, the adjusting plate 145 corresponds to the lower opening of the upper feed channel 9, and the adjusting plate 145 is hoisted on the adjusting shaft 147 by the adjusting screw rod 146.

In this embodiment, four sieve grid groups are arranged from top to bottom in the sieve body 2, namely the upper sieve grid group, the middle sieve grid group, the lower sieve grid group and the bottom sieve grid group, and each sieve grid group has the same structure. The inner cavity of the frame body 121 of the uniform batching device 12 of the present embodiment is divided into 12 feeding channels 125 by a partition 122, and four layers of batching ports 123 are arranged on the inner side of the frame body 121, and three batching ports are arranged on each layer. 123, the four layers of batching ports 123 respectively correspond to the four layers of sieve grid groups.

When in use, start the power transmission system, the power transmission system drives the sieve body 2 to make a plane rotary motion, start the leveling motor, the leveling motor drives the leveling shaft 141 to rotate, and the upper level leveling plate 6 is continuously rotated under the action of the leveling cam 142 bob up and down.

The grain material enters the upper feed channel 9 from the feed port 4, and the upper leveling plate swings up and down, so that the grain material sliding down the upper leveling plate is dispersed to realize preliminary leveling. Simultaneously, by adjusting the length of the adjusting screw 146, the gap between the adjusting plate 145 and the upper material guide plate 5 can be adjusted, thereby adjusting the size of the lower opening of the upper feeding channel 9 to realize the adjustment of the feeding amount.

Grain material flows into the lower feed channel 10 from the lower end opening of the upper feed channel 9, enters the feed hopper 11 through the lower feed channel 10, then enters the opening at the upper end of the frame 121 of the uniform batcher 12, and then passes through the 12 feeding channels. Channel 125, through the distribution of feed plate 124 and batching port 123, respectively enters the four-layer screen group in the screen body 2. Under the action of the power transmission system, the screen body 2 makes a plane rotary motion and enters the four-layer screen group. The grain materials in the feeder are screened by the four-layer sieve grid group at the same time, the impurities with larger particles are discharged along the large miscellaneous channel, the clean grain flows out from the clean grain channel, and the small impurities are discharged from the small miscellaneous channel.

It should be noted that the above-mentioned embodiment is an illustration of the technical solution of the utility model rather than a limitation, equivalent replacements by those of ordinary skill in the art or other modifications made according to the prior art, as long as they do not exceed the thinking of the technical solution of the utility model and scope should be included in the scope of rights required by the utility model.

Claims (5)

1. one kind revolution combination multi-deck screen uniform proportioner, including frame（1）, hanging in frame（1）On sieve nest（2）, It is characterized in that：Described frame（1）The charging housing of upper end（3）, described charging housing（3）Upper setting charging aperture（4）, institute The charging housing stated（3）Inside it is provided with upper strata stock guide（5）, the equal flitch in upper strata（6）, lower floor's stock guide（7）And lower floor's baffle plate （8）, the equal flitch in described upper strata（6）It is hinged on charging housing（3）On, upper strata stock guide（5）Both ends and charging housing（3）Gu It is fixed, the equal flitch in upper strata（6）With upper strata stock guide（5）Composition cross sectional shape is funnel shaped upper strata feeding-passage（9）, under described Layer stock guide（7）And lower floor's baffle plate（8）With feeding housing（3）It is fixed, lower floor's stock guide（7）With lower floor's baffle plate（8）Form section It is shaped as funnel shaped lower floor's feeding-passage（10）, upper strata feeding-passage（9）Upper end open corresponds to charging aperture（4）, upper strata charging Passage（9）Lower ending opening correspond to lower floor's feeding-passage（10）Upper end open, described lower floor's feeding-passage（10）Lower end The corresponding sieve nest of opening（2）The feed hopper of upper setting（11）, feed hopper（11）Connection is arranged on sieve nest（2）The uniform measurer of side （12）, described uniform measurer（12）Including framework（121）, dividing plate（122）, ingredients mouth（123）And feedboard（124）, institute The framework stated（121）Upper end open, framework（121）Upper end open connection feed hopper（11）, framework（121）Inside it is vertically provided with Multiple dividing plates（122）, dividing plate（122）By framework（121）Inner chamber is divided into multiple vertical blanking channels（125）, described frame Body（121）Medial surface on be provided with multiple ingredients mouths（123）, ingredients mouth（123）Pass through blanking channel（125）Connect framework （121）Upper end open, described ingredients mouth（123）Inside it is provided with inclined feedboard（124）, feedboard（124）Close blanking Passage（125）, multiple ingredients mouths（123）Sieve nest is corresponded to respectively（2）The multi-deck screen lattice being inside vertically arranged.

2. the revolution combination uniform proportioner of multi-deck screen according to claim 1, it is characterised in that：Described upper strata is entered Expect passage（9）Lower ending opening on be provided with even distributor（14）, described even distributor（14）Including refining rotating shaft（141）、 Refining cam（142）, regulating arm（143）, adjustable plate（145）, adjusting screw rod（146）And adjustment axis（147）, described refining turns Axle（141）It is installed on charging housing（3）On, and with feeding housing（3）Relatively rotate connection, described charging housing（3）Peripheral hardware It is equipped with refining motor, refining motor driven refining rotating shaft（141）Rotate, described refining rotating shaft（141）On to be provided with refining convex Wheel（142）, refining cam（142）Contacted with the bottom surface of the upper plate of homocline layer by layer, described refining rotating shaft（141）On be installed with regulation Arm（143）, refining rotating shaft（141）Relative adjustment arm（143）Rotate, described regulating arm（143）On be provided with adjustable plate （145）, adjustable plate（145）Corresponding upper strata feeding-passage（9）Lower ending opening, described adjustable plate（145）Pass through adjusting screw rod （146）It is lifted on adjustment axis（147）On.

3. the revolution combination uniform proportioner of multi-deck screen according to claim 1, it is characterised in that：Described uniformly matches somebody with somebody Glassware（12）Framework（121）Bottom be provided with contiguous block（126）, framework（121）Pass through contiguous block（126）It is hinged on sieve nest （2）Bottom, framework（121）Top passes through locking device（127）With sieve nest（2）Top locking.

4. the revolution combination uniform proportioner of multi-deck screen according to claim 1, it is characterised in that：Described uniformly matches somebody with somebody Glassware（12）Framework（121）Both sides be respectively arranged with bounce cylinder（128）.

5. the revolution combination uniform proportioner of multi-deck screen according to claim 1, it is characterised in that：Described lower floor enters Expect passage（10）Lower ending opening on be provided with pressure door（13）.