CN211755823U

CN211755823U - Fine screening system suitable for dry agar powder

Info

Publication number: CN211755823U
Application number: CN201922468218.0U
Authority: CN
Inventors: 施东
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-27
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a meticulous screening system suitable for dry agar powder relates to agar-agar crushing screening technical field, including rubbing crusher, first cyclone, second cyclone, dust remover and screening machine, the discharge gate of rubbing crusher communicates the feed inlet of first cyclone, the discharge gate of first cyclone communicates the feed inlet and the screening machine of second cyclone, the discharge gate of second cyclone communicates the dust remover, and the sieve chamber that is close to the feeding of screening machine passes through the feed back hopper intercommunication rubbing crusher, through setting up of multiunit cyclone and to setting up different separation levels to different cyclones to reach the purpose that carries out meticulous screening to dry agar powder, and greatly reduce the workshop dust, the practicality is stronger.

Description

Fine screening system suitable for dry agar powder

Technical Field

The utility model relates to a screening technical field is smashed to agar-agar, especially relates to a meticulous screening system suitable for dry agar-agar powder.

Background

The agar is composed of two parts, agarose and agar pectin, and the agarose used as a gelling agent is a non-ionic polysaccharide containing no sulfuric acid and is a component for forming gel. Agar pectin, on the other hand, is the non-gelled fraction and is the fraction that is sought to be removed in commercial extraction. The commercial agar generally contains 2% -7% of sulfate, 0% -3% of pyruvic aldehyde and 1% -3% of methylethyl. The agar has white to yellowish color, has a gelatinous texture, has no odor or slight characteristic odor, is insoluble in cold water, is easily soluble in boiling water, and is slowly soluble in hot water. The agar system is prepared from high-quality natural agar, gracilaria verrucosa, laver, etc. by refining and purifying natural high molecular polysaccharide. Contains multiple elements, and has effects of clearing away summer-heat, promoting appetite and invigorating spleen. Agar has long been classified as a generally recognized safe product by the U.S. food and drug administration regulations, and is approved as a food additive to be loaded into the food and chemical pharmacopoeia as a special subject. Agar is of particular industrial importance, and even at concentrations as low as 1% agar forms a relatively stable gel, a necessary material for the food industry, the chemical industry, and medical research.

In the prior art, a simple pulverizer and a screening machine are generally adopted for pulverizing agar, and the screened residues are continuously returned to the pulverizer for secondary pulverization. By adopting the method for processing, the dust in the workshop can fly, and the screening method is simple and single and can not reach the expected screening.

SUMMERY OF THE UTILITY MODEL

The utility model provides a meticulous screening system suitable for dry agar powder for further smash dry agar powder and carry out meticulous screening to smashing the material, in order to solve above-mentioned problem.

The utility model provides a technical scheme of above-mentioned problem is: the utility model provides a meticulous screening system suitable for dry agar powder, including rubbing crusher, first cyclone, second cyclone, dust remover and screening machine, the discharge gate of rubbing crusher intercommunication first cyclone's feed inlet, first cyclone's discharge gate intercommunication second cyclone's feed inlet and screening machine, second cyclone's discharge gate intercommunication dust remover, the sieve chamber that is close to the feeding of screening machine passes through the feed back hopper intercommunication the rubbing crusher.

Preferably, rubbing crusher separates with semi-enclosed baffle including smashing the chamber and hierarchical chamber, smashes the chamber and divides with hierarchical chamber to be provided with hierarchical impeller in baffle department, still including locating the crushing piece that is used for smashing agar that smashes the intracavity, smash the piece and be connected with the crushing motor of locating outside.

Preferably, the cyclone separator further comprises a first induced draft fan arranged on a channel between the pulverizer and the first cyclone separator.

Preferably, the first cyclone separator comprises a first air-lock valve, and the first air-lock valve is communicated with a feeding hole of the screening machine.

Preferably, the second cyclone comprises a second airlock for discharging the agar scraps.

Preferably, the dust remover comprises a filter cloth arranged at the upper part of the dust remover and used for filtering the agar crushed aggregates, a second induced draft fan used for forming filtering air in the dust remover, and a discharging device used for collecting the agar crushed aggregates.

Preferably, the screening machine includes sieve material district and ejection of compact district, still includes the shale shaker that separates sieve material district and ejection of compact district and with the vibrating motor who is connected with the shale shaker.

Preferably, the discharging area is arranged obliquely to the vibrating screen and the first discharging hole of the discharging area is arranged at the lowest position of the inclined surface.

Preferably, the screening area is provided with a second discharge port and a third discharge port, and the second discharge port and the third discharge port are respectively arranged at two ends of the vibrating screen.

Preferably, the vibrating screen is an arc surface with a middle part protruding upwards.

The utility model has the advantages that: the utility model discloses a carry out many times cyclone to the agar-agar material after rubbing crusher smashes to establish at every cyclone lower extreme department and close the fan, in order to reach the purpose of carrying out meticulous screening and collecting to the agar-agar powder, and the discharge gate through screening machine shale shaker both ends is not by kibbling agar-agar material completely because mechanical factor with real-time recovery, and put it back to smash once more in the rubbing crusher, in order to practice thrift the cost, the practicality is stronger.

Drawings

Fig. 1 is the utility model discloses a detailed screening system's that is applicable to dry agar powder overall structure schematic diagram of embodiment.

1-a pulverizer, 11-a pulverizing chamber, 12-a classifying chamber, 13-a semi-closed partition board, 14-a classifying impeller, 15-a pulverizing part, 16-a pulverizing motor, 2-a first cyclone separator, 21-a first induced draft fan, 22-a first air-lock machine, 3-a second cyclone separator, 31-a second air-lock machine, 4-a dust remover, 41-filter cloth, 42-a second induced draft fan, 43-a discharging device, 5-a sieving machine, 51-a sieving area, 52-a discharging area, 53-a vibrating screen, 54-an oscillating motor, 55-a second discharging opening, 56-a third discharging opening and 6-a return material hopper.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention and the technical solutions in the prior art, the following description will explain specific embodiments of the present invention with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and for a person skilled in the art, other drawings and other embodiments can be obtained without inventive effort, and the invention is not limited to this example.

Please refer to fig. 1, the utility model discloses a meticulous screening system suitable for dry agar powder of embodiment, including rubbing crusher 1, first cyclone 2, second cyclone 3, dust remover 4 and screening machine 5, the discharge gate of rubbing crusher 1 communicates the feed inlet of first cyclone 2, the discharge gate of first cyclone 2 communicates the feed inlet of second cyclone 3 and screening machine 5, the discharge gate of second cyclone 3 communicates dust remover 4, the sieve chamber that is close to the feeding of screening machine 5 communicates rubbing crusher 1 through feed back hopper 6.

Still include and be used for carrying the agar-agar transport mechanism that carries the agar-agar material between each system part, agar transport mechanism adopts the spiral cylinder mode of transport, agar transport mechanism adopts pivoted cylinder to and set up the defeated material platform of slant in the cylinder, carry the agar-agar material at the pivoted in-process of cylinder to form closed transfer passage, prevent that the agar-agar material from flying upward at the process of smashing and screening and at the in-process of each grade conveying.

The pulverizer 1 comprises a pulverizing cavity 11 and a grading cavity 12, wherein the pulverizing cavity 11 and the grading cavity 12 are separated by a semi-closed partition plate 13, a grading impeller 14 is arranged at the partition plate, the pulverizer also comprises a pulverizing part 15 which is arranged in the pulverizing cavity 11 and used for pulverizing agar, and the pulverizing part 15 is connected with a pulverizing motor 16 which is arranged outside. The dried agar crushed aggregates are conveyed into a crushing cavity 11 of the crusher 1, a crushing piece 15 is driven by a crushing motor 16 to carry out further crushing work, and the crushed aggregates which meet the agar selection standard enter a classification cavity 12 through the treatment of a classification impeller 14, and enter a first cyclone separator 2 through a discharge hole of the classification cavity 12. And the first induced draft fan 21 is arranged on a channel between the pulverizer 1 and the first cyclone separator 2 and used for providing wind power. Agar crushed aggregates enter into first cyclone 2 and under the wind-force effect that first draught fan 21 produced, in partial agar crushed aggregates whereabouts entered into the windless environment in first fan 22 of closing, then enter into screening machine 5 department and be screened out, partial agar crushed aggregates can enter into the second cyclone 3 that is linked together with first cyclone 2 top with the ventilation pipe by the discharge gate at first cyclone 2 top in addition. The first cyclone separator 2 comprises a first air-lock machine 22, and the first air-lock machine 22 is communicated with a feeding hole of the screening machine 5. The second cyclone 3 comprises a second air shutter 31 for discharging pieces of agar. The remaining agar particles are further separated in the second cyclone 3, part of the raw material is collected by the second air-lock valve 31 of the second cyclone 3, and the remaining agar particles enter the dust collector 4 communicated with the second cyclone 3. The dust collector 4 includes a filter cloth 41 disposed at an upper portion thereof for filtering the agar shreds, a second induced draft fan 42 for generating a filtering wind in the dust collector 4, and a discharger 43 for collecting the agar shreds, in which impurities mixed in the agar shreds are removed in the dust collector 4, and the agar shreds are finally collected by the discharger 43.

The screening machine 5 comprises a material sieving area 51 and a material discharging area 52, and further comprises a vibrating screen 53 for separating the material sieving area 51 from the material discharging area 52, and an oscillating motor 54 connected with the vibrating screen 53, wherein the material discharging area 52 is arranged obliquely to the vibrating screen 53, a first material outlet of the material discharging area 52 is arranged at the lowest part of the inclined surface, the material sieving area 51 is provided with a second material outlet 55 and a third material outlet 56, the second material outlet 55 and the third material outlet 56 are respectively arranged at two ends of the vibrating screen 53, the vibrating screen 53 is arranged in an arc surface with an upward convex middle part, so that agar materials which cannot penetrate through a sieve mesh in the vibrating process of the vibrating screen 53 oscillate to the second material outlet 55 and the third material outlet 56, are finally collected and returned to the material returning hopper 6 to be conveyed to the grinding machine 1 together with the initial dry agar materials through a screw conveyor.

Where not mentioned above, all are applicable to the prior art.

Specific embodiments of the present invention have been described above in detail. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by logical analysis, reasoning or limited experiments in the prior art, which are already known to those skilled in the art, should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a meticulous screening system suitable for dry agar-agar powder which characterized in that: including rubbing crusher (1), first cyclone (2), second cyclone (3), dust remover (4) and screening machine (5), the discharge gate of rubbing crusher (1) communicates the feed inlet of first cyclone (2), the discharge gate of first cyclone (2) communicates the feed inlet and screening machine (5) of second cyclone (3), the discharge gate of second cyclone (3) communicates dust remover (4), the sieve chamber that is close to the feeding of screening machine (5) passes through feed back hopper (6) intercommunication rubbing crusher (1).

2. A fine screening system for dry agar powder according to claim 1, wherein: rubbing crusher (1) is including smashing chamber (11) and hierarchical chamber (12), smashes chamber (11) and separates with semi-enclosed baffle (13) with hierarchical chamber (12) to be provided with hierarchical impeller (14) in baffle department, still including locating crushing piece (15) that are used for smashing agar in smashing chamber (11), crushing piece (15) are connected with the crushing motor (16) of locating the outside.

3. A fine screening system for dry agar powder according to claim 1, wherein: the cyclone separator further comprises a first induced draft fan (21) arranged on a channel between the pulverizer (1) and the first cyclone separator (2).

4. A fine screening system for dry agar powder according to claim 1, wherein: the first cyclone separator (2) comprises a first air closing machine (22), and the first air closing machine (22) is communicated with a feeding hole of the screening machine (5).

5. A fine screening system for dry agar powder according to claim 1, wherein: the second cyclone separator (3) comprises a second air shutter (31) for discharging the agar scraps.

6. A fine screening system for dry agar powder according to claim 1, wherein: the dust remover (4) comprises filter cloth (41) arranged at the upper part of the dust remover and used for filtering the agar crushed aggregates, a second induced draft fan (42) forming filter air in the dust remover (4), and a discharging device (43) used for collecting the agar crushed aggregates.

7. A fine screening system for dry agar powder according to claim 1, wherein: the screening machine (5) comprises a screening area (51) and a discharging area (52), and further comprises a vibrating screen (53) for separating the screening area (51) from the discharging area (52) and an oscillating motor (54) connected with the vibrating screen (53).

8. A fine screening system for dry agar powder according to claim 7, wherein: the discharge area (52) is arranged obliquely to the vibrating screen (53) and a first discharge opening of the discharge area (52) is arranged at the lowest position of the inclined surface.

9. A fine screening system for dry agar powder according to claim 7, wherein: the screening area (51) is provided with a second discharge hole (55) and a third discharge hole (56), and the second discharge hole (55) and the third discharge hole (56) are respectively arranged at two ends of the vibrating screen (53).

10. A fine screening system for dry agar powder according to claim 7, wherein: the vibrating screen (53) is arranged into an arc surface with the middle part protruding upwards.