CN220649167U

CN220649167U - Fodder cooling dust collector

Info

Publication number: CN220649167U
Application number: CN202322151864.0U
Authority: CN
Inventors: 林美芳; 刘步期
Original assignee: Fuzhou Dechuang Feed Co ltd
Current assignee: Fuzhou Dechuang Feed Co ltd
Priority date: 2023-08-11
Filing date: 2023-08-11
Publication date: 2024-03-22
Anticipated expiration: 2033-08-11

Abstract

The utility model relates to a feed cooling dust removing device, which comprises a counterflow cooler, wherein a blanking extension pipe is arranged between a discharging mechanism and a discharging hopper in a connected mode, the top end of the blanking extension pipe is connected with the discharging mechanism, the bottom end of the blanking extension pipe is connected with the discharging hopper, the discharging mechanism is an intermittent discharging mechanism and consists of movable grating plates and fixed grating plates, the movable grating plates and the fixed grating plates are vertically stacked, the grating numbers, grating intervals and grating directions of the movable grating plates and the fixed grating plates are the same, and the grating widths are larger than the grating intervals, and the movable grating plates are driven by an electric mechanism to do left-right reciprocating translational motion along side grooves of the wall of a cooling box. The falling feed passes through the blanking extension tube, the falling path of the feed is lengthened under the action of the blanking extension tube, the feed is easy to scatter under the wind force, dust mixed in the feed can be blown upwards, and the dust enters the cooling box along with the wind when the overlapped grid intervals are communicated. The feed provided by the utility model has better dedusting effect and higher efficiency.

Description

Fodder cooling dust collector

Technical field:

the utility model relates to a feed cooling and dedusting device.

The background technology is as follows:

the pellet feed is formed by heating and bonding (die pressing) powdery small particles or fibrous raw materials through the mechanical action of water, heat and pressure. Pelletization is a processing technology adopted by most feed factories, and is also an important process which is very important and continuously progressed by the feed industry. The pellet feed just pressed from the granulator has higher temperature and needs to be cooled by a feed cooling and dedusting device.

The prior art patent CN215063867U discloses a countercurrent cooler, which comprises a cooling box and a discharging funnel arranged at the bottom of the cooling box, wherein the top of the cooling box is provided with a feed inlet and an air extraction opening, the peripheral side wall of the lower end of the cooling box is provided with a screen mesh, the outer side wall of the lower end of the cooling box is fixedly connected with an annular air inlet cavity for wrapping the peripheral screen mesh, and the peripheral bottom surface of the annular air inlet cavity is provided with a plurality of air inlets; the inner side wall of the lower end of the cooling box is fixedly connected with an annular air deflector which is used for guiding the air flow entering through the screen mesh upwards. The side wall at the lower end of the cooling box is utilized to synchronously enter the discharging hole at the bottom of the discharging hopper, so that air flow can be uniformly diffused to the middle part and the side parts around the cooling box, the pellet feed in the cooling box can be well cooled, and the production efficiency is improved.

The prior art has the following disadvantages: most dust in the fodder can be upwards blown away to the cooling tank, because the cooling tank is inside to be the main space of cooling dust removal, the fodder volume and the dust volume of cooling tank inside are all great, and partial dust can be hidden in the fodder heap of discharging mechanism top surface to along with the fodder drops down after discharging mechanism opens, although the discharge gate is also the air inlet, but because do not set up the buffer section between cooling tank and the ejection of compact funnel, and the height of ejection of compact funnel is not enough again, be difficult to scatter as far as possible when the fodder drops, often lead to along with the dust that the fodder falls still the future fast upward blow away just blanking to next process. And after the discharging mechanism is opened, the blanking amount of the feed is overlarge at a time, and the secondary dust removal effect is also influenced.

The utility model comprises the following steps:

the utility model aims at improving the problems existing in the prior art, namely the technical problem to be solved by the utility model is to provide a feed cooling dust removal device.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a fodder cooling dust collector, includes counter-flow cooler, counter-flow cooler links up between bin release mechanism and ejection of compact funnel and is provided with blanking extension pipe, bin release mechanism is linked up on the top of blanking extension pipe, ejection of compact funnel is linked up to the bottom, bin release mechanism is intermittent type bin release mechanism to by activity grid tray and fixed grid tray are constituteed, activity grid tray stacks from top to bottom with fixed grid tray, and activity grid tray is the same with grid quantity, grid interval, the grid direction of fixed grid tray, and the grid width all is greater than the grid interval, the reciprocating translational motion is controlled along the case wall side slot of cooler bin to the activity grid tray through electric mechanism drive.

Further, the counter-flow cooler comprises a cooling box and a discharging funnel arranged at the bottom of the cooling box, a feeding port and an air extraction port are arranged at the top of the cooling box, screen mesh openings are formed in the peripheral side walls of the lower end of the cooling box, an annular air inlet cavity for wrapping the peripheral screen mesh openings is fixedly connected with the outer side wall of the lower end of the cooling box, and a plurality of air inlets are formed in the peripheral bottom surface of the annular air inlet cavity; the inner side wall of the lower end of the cooling box is fixedly connected with an annular air deflector which is used for guiding the air flow entering through the screen mesh upwards.

Furthermore, the annular air deflector is in a conical shape with small upper end caliber and large lower end caliber, and the bottom surface of the annular air deflector is flush with the bottom surface of the screen mesh.

Furthermore, the annular air inlet cavity and the annular air deflector are square.

Further, the middle part of the upper end of the cooling box is provided with an upward-protruding arc-shaped material guide plate, and a plurality of blanking holes are uniformly formed in the material guide plate.

Further, the below of stock guide is equipped with the refining mechanism, the refining mechanism includes vertical pivot, horizon bar, driving motor, a plurality of paddle and lock sleeve, driving motor passes through motor cabinet fixed mounting in the bottom surface middle part of stock guide, the upper end of vertical pivot is connected with driving motor's motor shaft transmission, and the lower extreme of vertical pivot is connected with the middle part of horizon bar through the lock sleeve, and the bottom at the horizon bar is installed at a plurality of paddles even intervals.

Further, the outer edge of the guide plate is fixedly connected with the inner side wall of the cooling box through a plurality of connecting rods uniformly distributed on the circumference.

Further, the extraction opening is connected to the bag-type dust collector.

Compared with the prior art, the utility model has the following effects: the utility model has reasonable structural design, the discharging mechanism is an intermittent discharging mechanism, namely, when the movable grating plates reciprocate horizontally, the feed can intermittently fall down from the overlapped grating spaces of the movable grating plates and the fixed grating plates, the feed can not fall down completely at one time, but fall down only when the overlapped grating spaces are communicated, the falling feed passes through the blanking extension pipe, the falling path of the feed is lengthened under the action of the blanking extension pipe, the feed is easy to scatter, dust mixed in the feed can be blown upwards, and the dust enters the cooling box along with wind when the overlapped grating spaces are communicated. The feed provided by the utility model has better dedusting effect and higher efficiency.

Description of the drawings:

FIG. 1 is a schematic diagram of a front view configuration of an embodiment of the present utility model;

FIG. 2 is a schematic view in section A-A of FIG. 1 (omitting the discharge mechanism);

fig. 3 is a schematic top view of a guide plate according to an embodiment of the present utility model.

FIG. 4 is a schematic top view of a movable grid plate in an embodiment of the utility model.

The specific embodiment is as follows:

the utility model will be described in further detail with reference to the drawings and the detailed description.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1 to 4, the feed cooling and dedusting device comprises a counter-flow cooler, wherein a blanking extension pipe 18 is arranged between a discharging mechanism and a discharging hopper in a connecting mode, the top end of the blanking extension pipe is connected with the discharging mechanism, the bottom end of the blanking extension pipe is connected with the discharging hopper, the discharging mechanism is an intermittent discharging mechanism and consists of a movable grating plate 19 and a fixed grating plate 20, the movable grating plate and the fixed grating plate are vertically stacked, the grating number, the grating spacing and the grating direction of the movable grating plate and the fixed grating plate are the same, the grating width is larger than the grating spacing, and the movable grating plate is driven by an electric mechanism to do left-right reciprocating translational motion along a tank wall side groove 21 of a cooling tank. The extraction opening is connected to a bag-type dust collector 25.

In this embodiment, the electric mechanism includes a motor 22, an output shaft of which is connected to an eccentric wheel 23, which is eccentrically hinged to a connecting rod 24, which is hinged to a side portion of the movable grid plate.

In the embodiment, the counter-flow cooler comprises a cooling box 1 with a square section and a discharge hopper 2 arranged at the bottom of the cooling box 1, wherein a feed inlet 3 and an extraction opening 4 are arranged at the top of the cooling box 1, the feed inlet is used for entering pellet feed, and an impeller air-stop device is arranged at the feed inlet; the lower end peripheral side walls of the cooling box 1 are respectively provided with a screen mesh 5, the lower end outer side walls of the cooling box 1 are fixedly connected with an annular air inlet cavity 6 for wrapping the peripheral screen mesh 5, and the peripheral bottom surfaces of the annular air inlet cavity 6 are respectively provided with a plurality of air inlets 7; an annular air deflector 8 for guiding the air flow entering through the screen mesh 5 upwards is fixedly connected to the inner side wall of the lower end of the cooling box 1. During operation, air in the cooling box 1 is pumped away from the air extraction opening 4, external air flows enter the cooling box 1 except from the discharge opening 9 at the bottom of the discharge hopper 2, air flows also enter through the air inlet 7 at the bottom of the annular air inlet cavity 6, and the air flows upwards along the side wall of the cooling box 1 under the guidance of the annular air deflector 8 after passing through the screen mesh 5, so as to cool pellet feed on the inner peripheral side of the cooling box 1. The side wall at the lower end of the cooling box is utilized to synchronously enter the discharging hole at the bottom of the discharging hopper, so that air flow can be uniformly diffused to the middle part and the side parts around the cooling box, the pellet feed in the cooling box can be well cooled, and the production efficiency is improved.

In this embodiment, the annular air deflector 8 is in a conical shape with a small upper end caliber and a large lower end caliber, and the bottom surface of the annular air deflector 8 is flush with the bottom surface of the screen mesh 5, namely: the peripheral side face of the annular air deflector is inclined with the screen mesh, so that the air flow is more favorably guided upwards, and the air flow better flows upwards along the side wall of the cooling box.

In this embodiment, in order to adapt to the shape of the cooling box, the annular air inlet cavity 6 and the annular air deflector 8 are square in shape.

In this embodiment, an arc-shaped guide plate 10 protruding upwards is disposed in the middle of the upper end of the cooling tank 1, and a plurality of blanking holes 11 are uniformly formed in the guide plate 10. Because the pellet feed that drops from the feed inlet is more, the dispersion all around behind the circular-arc stock guide is impacted to partial pellet feed, and partial granule can directly follow blanking hole and drop, realizes the even whereabouts of pellet feed like this, and this not only makes the pellet feed better contact with the air current, can effectively avoid all whereabouts at one's time to cause piling up in addition, influences the cooling effect.

In this embodiment, in order to improve the air flow effect, a material-homogenizing mechanism is disposed below the material guiding plate 10, the material-homogenizing mechanism includes a vertical rotating shaft 12, a horizontal rod 13, a driving motor 14, a plurality of paddles 15 and a locking sleeve, the driving motor 14 is fixedly mounted in the middle of the bottom surface of the material guiding plate 10 through a motor base 18, the upper end of the vertical rotating shaft 12 is in transmission connection with a motor shaft of the driving motor 14, the lower end of the vertical rotating shaft 12 is connected with the middle of the horizontal rod 13 through the locking sleeve, and the paddles 15 are uniformly mounted at intervals at the bottom of the horizontal rod 13; preferably, the blade is in the shape of a circular rod. During operation, the driving motor drives the horizontal rod to rotate through the vertical rotating shaft, and the paddles at the bottom of the horizontal rod evenly disperse the pellet feed, so that the uniformity of pellet feed dispersion and the probability of contact with air flow are ensured, and the cooling efficiency is greatly improved.

In this embodiment, the outer edge of the guide plate 10 is fixedly connected to the inner side wall of the cooling box via a plurality of connecting rods 16 uniformly distributed around the circumference.

In this embodiment, a discharging mechanism 17 is disposed at the upper end of the discharging funnel 2.

The utility model has reasonable structural design, the discharging mechanism is an intermittent discharging mechanism, namely, when the movable grating plates reciprocate horizontally, feed can intermittently fall down from the overlapped grating spaces of the movable grating plates and the fixed grating plates, the feed can not fall down completely at one time, but fall down only when the overlapped grating spaces are communicated, the falling feed passes through the blanking extension pipe, the falling path of the feed is lengthened under the action of the blanking extension pipe, the feed is easy to scatter under the wind force, dust mixed in the feed can be blown upwards, and the dust enters the cooling box along with wind when the overlapped grating spaces are communicated. The feed provided by the utility model has better dedusting effect and higher efficiency.

If the utility model discloses or relates to components or structures fixedly connected with each other, then unless otherwise stated, the fixed connection is understood as: detachably fixed connection (e.g. using bolts or screws) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).

In addition, terms used in any of the above-described aspects of the present disclosure to express positional relationship or shape have meanings including a state or shape similar to, similar to or approaching thereto unless otherwise stated.

Any part provided by the utility model can be assembled by a plurality of independent components, or can be manufactured by an integral forming process.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same; while the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present utility model or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the utility model, it is intended to cover the scope of the utility model as claimed.

Claims

1. The utility model provides a fodder cooling dust collector, includes counter-flow cooler, its characterized in that: the counter-flow cooler is characterized in that a blanking extension pipe is arranged between the discharging mechanism and the discharging hopper in a connected mode, the top end of the blanking extension pipe is connected with the discharging mechanism, the bottom end of the blanking extension pipe is connected with the discharging hopper, the discharging mechanism is an intermittent discharging mechanism and consists of movable grating plates and fixed grating plates, the movable grating plates are stacked up and down with the fixed grating plates, the grating number, the grating spacing and the grating direction of the movable grating plates are the same, the grating width is larger than the grating spacing, and the movable grating plates are driven by an electric mechanism to do left-right reciprocating translational motion along side grooves of the wall of the cooling box.

2. The feed cooling and dedusting device according to claim 1, wherein: the countercurrent cooler comprises a cooling box and a discharging funnel arranged at the bottom of the cooling box, wherein a feed inlet and an extraction opening are formed in the top of the cooling box, screen mesh openings are formed in the peripheral side walls of the lower end of the cooling box, an annular air inlet cavity for wrapping the peripheral screen mesh openings is fixedly connected with the outer side wall of the lower end of the cooling box, and a plurality of air inlets are formed in the peripheral bottom surface of the annular air inlet cavity; the inner side wall of the lower end of the cooling box is fixedly connected with an annular air deflector which is used for guiding the air flow entering through the screen mesh upwards.

3. The feed cooling and dust removing device according to claim 2, wherein: the annular air deflector is in a conical shape with small upper end caliber and large lower end caliber, and the bottom surface of the annular air deflector is flush with the bottom surface of the screen mesh.

4. The feed cooling and dust removing device according to claim 2, wherein: the annular air inlet cavity and the annular air deflector are square.

5. The feed cooling and dust removing device according to claim 2, wherein: the upper end middle part of cooling box is equipped with the circular-arc stock guide that makes progress protruding, evenly offered a plurality of blanking holes on the stock guide.

6. The feed cooling and dedusting device as in claim 5, wherein: the lower part of stock guide is equipped with the refining mechanism, the refining mechanism includes vertical pivot, horizon bar, driving motor, a plurality of paddle and lock sleeve, driving motor passes through motor cabinet fixed mounting in the bottom surface middle part of stock guide, the upper end and the motor shaft transmission of driving motor of vertical pivot are connected, and the lower extreme of vertical pivot is connected with the middle part of horizon bar through the lock sleeve, and a plurality of paddles are evenly spaced to be installed in the bottom of horizon bar.

7. The feed cooling and dedusting device as in claim 5, wherein: the outer edge of the material guide plate is fixedly connected with the inner side wall of the cooling box through a plurality of connecting rods uniformly distributed on the circumference.

8. The feed cooling and dust removing device according to claim 2, wherein: the extraction opening is connected to the bag-type dust collector.