CN216498042U - Offline collector - Google Patents

Abstract

The utility model relates to an off-line collector which comprises a cloth bag box, at least two discharge boxes and a feeding box which are sequentially arranged from top to bottom, wherein the inside of the cloth bag box is divided into an upper cavity and a lower cavity, a plurality of filtering cloth bags are arranged in the lower cavity, the filtering cloth bags are connected with through holes positioned at the bottom of the upper cavity, a feeding pipe is arranged at the side part of the lower cavity, an air outlet pipe is arranged at the side part of the upper cavity, an air vent pipe is arranged above the upper cavity, a plurality of high-pressure pipes extending to the inside of the upper cavity are arranged on the air vent pipe along the length direction of the air vent pipe, a pulse valve is arranged on each high-pressure pipe, a screw rod is arranged in the feeding box, spiral plates with opposite rotation directions are symmetrically arranged at two sides of the screw rod, and an air-proof discharge mechanism is arranged below a discharge hole positioned in the middle of the feeding box. The device has the advantages of simple structure, reasonable design, convenient use and wide application prospect.

Description

Offline collector

Technical Field

The utility model relates to an offline collector.

Background

The pulverizer is a machine for pulverizing large-size solid raw materials into required sizes, materials (such as calcium carbonate, barite, talc, gypsum, calcite, limestone, calcium oxide, dolomite and other non-metal ores) form powder after rolling, grinding and impacting processes of the pulverizer, coarse powder falls back and is reground after the powder is filtered by a classifier, fine powder is output along with airflow, and in order to better separate fine powder from gas, solid and gas, the purpose of filtering the powder and conveying and cleaning the powder is achieved, and finally powder collection is completed, an off-line collector is designed.

SUMMERY OF THE UTILITY MODEL

The utility model improves the problems, namely the technical problem to be solved by the utility model is to provide an offline collector which is simple in structure and convenient to use.

The off-line collector comprises a cloth bag box, at least two discharge boxes and a feeding box which are sequentially arranged from top to bottom, the inside of the cloth bag box is divided into an upper chamber and a lower chamber, a plurality of filtering cloth bags are arranged in the lower chamber, the filtering cloth bags are connected with through holes positioned at the bottom of the upper chamber, a feeding pipe is arranged at the side part of the lower chamber, an air outlet pipe is arranged at the side part of the upper chamber, an air vent pipe is arranged above the upper chamber, a plurality of high-pressure pipes extending into the upper chamber are arranged in the length direction of the air vent pipe, a pulse valve is arranged on each high-pressure pipe, a screw rod is arranged in the feeding box, spiral plates with opposite rotation directions are symmetrically arranged at two sides of the screw rod, and an air-proof discharge mechanism is arranged below a discharge hole positioned in the middle of the feeding box.

Furthermore, the upper chamber and the lower chamber are separated by a partition plate, the through holes are formed in the partition plate, a plurality of vertical plates are arranged on the partition plate along the length direction of the partition plate to separate the upper chamber into a plurality of independent chambers, and each high-pressure pipe corresponds to one independent chamber.

Furthermore, a plurality of air cylinders are arranged at the top of the cloth bag box, an air cylinder output shaft penetrates through the top of the cloth bag box and extends into the upper cavity, air outlet holes are formed in the bottom surface of the upper cavity and communicated with the air outlet pipe, and a disc is arranged on the air cylinder output shaft and used for pressing down to seal the air outlet holes.

Further, air-tight discharge mechanism includes the bleeder valve, the bleeder valve middle part is provided with the pivot, pivot circumference is equipped with a plurality of material tablets for seal the discharge gate of bleeder valve.

Further, the inlet pipe below is provided with the sampling tube, the sampling tube lower extreme is provided with the sample valve.

Furthermore, a discharge valve motor used for driving the rotating shaft to rotate is arranged on the side portion of the discharge valve.

Furthermore, a feeding motor for driving the screw rod to rotate is arranged on the outer side of the feeding box.

Further, the width of pay-off case reduces from top to bottom in proper order.

Furthermore, a dust collection bag is arranged below the discharge hole of the discharge valve.

Compared with the prior art, the utility model has the following beneficial effects: the device has a simple structure and reasonable design, can effectively filter ground powder, has strong dust removal capacity, can carry out solid-gas separation on powder and airflow entering a lower cavity of the cloth bag box from a feeding pipe by arranging the filtering cloth bag, adsorbs the powder on the filtering cloth bag, moves gas upwards from the filtering cloth bag, and is discharged from a discharging pipe after passing through the through hole and an upper cavity; the upper chamber is divided into a plurality of independent chambers, and a high-pressure pipe is introduced into each independent chamber, so that when the pulse valve is opened, high-pressure gas can be uniformly introduced into each area of the upper chamber, the pressure of the high-pressure gas can be ensured to uniformly and effectively blow powder on the filter cloth bag, the powder is cleaned up, and the powder falls to the discharge box; the arrangement of the cylinder and the disc is favorable for discharging the suspended air flow from the air outlet pipe, so that the pulse valve is convenient to open, and high-pressure air can better enter the filter cloth bag through the through hole; two sections of spiral pieces with opposite spiral directions on the screw rod in the feeding box are beneficial to conveying the powder falling to two sides in the feeding box to a discharge port in the middle of the feeding box for discharging; the setting of bleeder valve, ejection of compact piece can avoid the air to get into inside by the discharge gate of bleeder valve as far as possible to avoid influencing inside ejection of compact work, bleeder valve motor drive pivot, ejection of compact piece rotate simultaneously, can promote the powder ejection of compact to in the dust bag.

Drawings

FIG. 1 is a schematic front view of an embodiment of the present invention;

FIG. 2 is a schematic side view of an embodiment of the present invention;

FIG. 3 is a schematic top view of an embodiment of the present invention;

FIG. 4 is a schematic front view of a partial structure according to an embodiment of the present invention;

FIG. 5 is a schematic view of the internal structure of a discharge valve according to an embodiment of the present invention;

FIG. 6 is a partial enlarged view A of FIG. 2;

in the figure: 1-cloth bag box, 110-upper chamber, 120-lower chamber, 2-discharge box, 3-feeding box, 4-filtering cloth bag, 5-partition plate, 51-through hole, 52-air outlet hole, 6-feeding pipe, 7-air-proof discharge mechanism, 71-discharge valve, 72-rotating shaft, 73-material outlet sheet, 74-discharge valve motor, 8-air outlet pipe, 9-high pressure pipe, 10-pulse valve, 11-screw rod, 12-spiral sheet, 13-air outlet pipe, 14-bearing seat, 15-vertical plate, 16-independent chamber, 17-air source, 18-sampling pipe, 19-sampling valve, 20-feeding motor, 21-dust collection bag, 22-cylinder, 23-disc.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example (b): as shown in fig. 1-6, in the present embodiment, an off-line collector is provided, which comprises a cloth bag box 1, two discharging boxes 2 and a feeding box 3 arranged in parallel from top to bottom, the interior of the bag box is divided into an upper chamber 110 and a lower chamber 120, a plurality of filter bags 4 are arranged in the lower chamber, the filtering cloth bag is connected with a through hole 5 positioned at the bottom of the upper cavity, the side part of the lower cavity is provided with a feeding pipe 6, an air outlet pipe 13 is arranged at the side part of the upper chamber, a vent pipe 8 is arranged above the upper chamber, the vent pipe is provided with a plurality of high-pressure pipes 9 extending to the inner part of the upper chamber along the length direction of the vent pipe, each high-pressure pipe is provided with a pulse valve 10, the air-tight feeding box is characterized in that a screw rod 11 is arranged in the feeding box, spiral sheets 12 with opposite rotation directions are symmetrically arranged on two sides of the screw rod, and an air-tight discharging mechanism 7 is arranged below a discharging port below the middle of the feeding box.

In order to make the powder that drops to the pay-off case both sides by two play workbins carry better, set up both ends flight in a screw rod and revolve to opposite screw thread to do benefit to and will be located left play workbin and drop to the inside powder in pay-off case left side, the play workbin that is located the right side drops to the inside powder in pay-off case right side and is carried to play workbin middle part in step, and discharge gate by the play workbin middle part is discharged.

In the embodiment, one end of the screw rod, which is far away from the feeding box motor, is connected with the frame through a bearing seat 14;

the bag box, the discharging box and the feeding box are communicated in a sealing mode.

In this embodiment, the upper chamber and the lower chamber are separated by a partition plate 5, the plurality of through holes 51 are uniformly located on the partition plate, the partition plate is provided with a plurality of vertical plates 15 along the length direction of the partition plate to separate the upper chamber into a plurality of independent chambers 16, and each high-pressure tube corresponds to one independent chamber.

The upper chamber is divided into a plurality of independent chambers, each independent chamber corresponds to one high-pressure pipe, high-pressure gas is favorably blown, and powder on the filter cloth bag below the corresponding through hole in each independent chamber can be blown down uniformly.

In this embodiment, the air-tight discharging mechanism 7 includes a discharging valve 71, a rotating shaft 72 is disposed in the middle of the discharging valve, and a plurality of discharging pieces 73 are circumferentially disposed on the rotating shaft to seal the discharging holes of the discharging valve.

Under the condition that the discharging sheet rotates without interference, the discharging sheet is attached to the discharging port as close as possible, the width of the discharging sheet is slightly smaller than that of the discharging valve, powder is prevented from leaking, and meanwhile air can be prevented from entering the feeding box from the outside of the discharging valve to affect powder discharging; the discharge valve motor drives the rotating shaft and the discharge sheet to rotate, so that powder can be better discharged into the dust collection bag 21.

In this embodiment, the side of the cloth bag box is provided with an air source 17, and the air source is connected with the vent pipe.

In this embodiment, for the convenience of sampling, the inlet pipe below is provided with sampling tube 18, the sampling tube lower extreme is provided with sample valve 19.

In this embodiment, the side of the discharge valve is provided with a discharge valve motor 74 for driving the rotation of the rotary shaft.

In this embodiment, a feeding motor 20 for driving the screw to rotate is disposed outside the feeding box.

In this embodiment, the width of pay-off case reduces from top to bottom in proper order, is favorable to the better whereabouts of powder.

In this embodiment, a dust bag 21 is disposed below the discharge port of the discharge valve for better collecting the powder.

In this embodiment, during operation, fine powder ground by the pulverizer enters the lower chamber of the cloth bag box through the feeding pipe along with the airflow, and is filtered by the plurality of filter cloth bags, so that the powder is adsorbed on the surfaces of the filter cloth bags, and the gas moves upward from the filter cloth bags, passes through the through holes and the upper chamber and is discharged through the discharging pipe; the air cylinder drives the disc to press down to the opening and closing disc, the air outlet is blocked, gas is prevented from being discharged from the air outlet and the air outlet pipe, the pulse valve is opened at the moment, air flow with powder in the feeding pipe is stopped to be introduced, high-pressure gas is instantly blown into the independent cavity of the cavity by the air pipe through the high-pressure pipe, the high-pressure gas is blown to the filtering cloth bag through the upper cavity and the through hole, so that the powder on the filtering cloth bag is blown up, the powder on the filtering cloth bag can be effectively cleaned, the powder falls to two sides in the feeding box through the discharging box and the discharging box, the feeding motor drives the screw rod to rotate, two sections of spiral sheets with opposite rotating directions on the screw rod are driven to rotate, the powder on the two sides in the feeding box is conveyed to the discharging port of the feeding box to enter the discharging valve, and the rotating shaft and the discharging sheet rotate under the driving of the discharging valve motor, so that the powder is better discharged into the dust collecting bag; meanwhile, air can be prevented from entering from a discharge hole of the discharge valve to the greatest extent, and the discharge work is influenced.

Example 2: on the basis of embodiment 1, the sack case top is provided with a plurality of cylinders 22, and every cylinder output shaft runs through the sack case top and extends to in the upper chamber, the indoor bottom surface of upper chamber is provided with a plurality of ventholes 52, and the venthole is located the baffle, and upper chamber, venthole, outlet duct form an independent air flue for with gaseous exhaust, are provided with a venthole in every independent cavity, the venthole communicates with outlet duct 13, the cylinder output shaft is equipped with disc 23 for push down and seal the venthole.

When the pulse valve is ready to work, the air cylinder drives the disc to press down to seal the air outlet hole, so that gas is temporarily stopped to be discharged from the upper chamber through the air outlet hole to the air outlet pipe, at the moment, the pulse valve is opened, high-pressure gas is sprayed to the upper chamber through the high-pressure pipe instantly, the high-pressure gas is blown to the filtering cloth bag through the through hole, powder on the filtering cloth bag is blown downwards to the discharge box, and complete powder cleaning of the filtering cloth bag is guaranteed; when the pulse valve is closed, the cylinder drives the disc to ascend, the disc is separated from the air outlet hole, the gas in the upper chamber can be discharged through the air outlet hole and the air outlet pipe, the gas flow of the inlet pipe drives the powder to continuously enter the cloth bag box, and the powder is continuously filtered and adsorbed through the filtering cloth bag.

Any embodiment disclosed herein above is meant to disclose, unless otherwise indicated, all numerical ranges disclosed as being preferred, and any person skilled in the art would understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Since the numerical values are too numerous to be exhaustive, some of the numerical values are disclosed in the present invention to illustrate the technical solutions of the present invention, and the above-mentioned numerical values should not be construed as limiting the scope of the present invention.

If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the terms "first" and "second" are used merely to distinguish one element from another in a descriptive sense and are not intended to have a special meaning unless otherwise stated.

Meanwhile, if the utility model as described above discloses or relates to parts or structural members fixedly connected to each other, the fixedly connected parts can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).

In addition, terms used in any technical solutions disclosed in the present invention to indicate positional relationships or shapes include approximate, similar or approximate states or shapes 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 examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications of the embodiments of the utility model or equivalent substitutions for parts of the technical features are possible; without departing from the spirit of the utility model, it is intended to cover all modifications within the scope of the utility model as claimed.

Claims (9)

1. The utility model provides an off-line collector, its characterized in that, includes from top to bottom sets gradually sack case, two at least ejection of compact casees and pay-off case, sack incasement portion separates for last cavity and cavity down, the cavity is inside to be provided with a plurality of filtration sacks down, it links to each other with the through-hole that is located last cavity bottom to filter the sack, cavity down side is provided with the inlet pipe, it is provided with the outlet duct to go up cavity side, it is provided with the breather pipe to go up the cavity top, the breather pipe is equipped with a plurality of high-pressure tubes that extend to the cavity inside along breather pipe length direction, is provided with the pulse valve on every high-pressure tube, the inside screw rod that is provided with of pay-off case, screw rod bilateral symmetry is provided with the flight opposite in the precession, and is provided with air-proof discharge mechanism below the discharge gate that is located the pay-off case middle part.

2. The offline collector of claim 1, wherein the upper chamber is separated from the lower chamber by a partition, the through hole is located on the partition, the partition is provided with a plurality of vertical plates along a length direction of the partition for separating the upper chamber into a plurality of independent chambers, and each high-pressure tube corresponds to one independent chamber.

3. The offline collector of claim 1, wherein said bag box top is provided with a plurality of air cylinders, said air cylinder output shaft extends through said bag box top into said upper chamber, said upper chamber bottom is provided with air outlet holes, said air outlet holes are connected with said air outlet pipe, said air cylinder output shaft is provided with a disk for pressing and closing said air outlet holes.

4. The offline collector of claim 1, wherein the air-tight discharge mechanism comprises a discharge valve, a rotating shaft is arranged in the middle of the discharge valve, and a plurality of discharge sheets are circumferentially arranged on the rotating shaft to seal the discharge hole of the discharge valve.

5. The offline collector of claim 1, wherein a sampling tube is disposed below the feeding tube, and a sampling valve is disposed at a lower end of the sampling tube.

6. The offline collector of claim 4, wherein the side of the discharge valve is provided with a discharge valve motor for driving the rotation of the shaft.

7. The off-line collector of claim 1, wherein the outside of the feed box is provided with a feed motor for driving the screw to rotate.

8. The offline collector of claim 1, wherein the width of the feed bin decreases from top to bottom.

9. The off-line collector of claim 4, wherein a dust bag is disposed below the discharge outlet of the discharge valve.

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