CN109663656B - Closed self-circulation environment-friendly straw crushing system and operation method - Google Patents
Closed self-circulation environment-friendly straw crushing system and operation method Download PDFInfo
- Publication number
- CN109663656B CN109663656B CN201811519788.1A CN201811519788A CN109663656B CN 109663656 B CN109663656 B CN 109663656B CN 201811519788 A CN201811519788 A CN 201811519788A CN 109663656 B CN109663656 B CN 109663656B
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- dust
- removing device
- dust removing
- pipe
- ash
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/02—Feeding devices
Abstract
The invention provides a closed self-circulation environment-friendly straw crushing system and an operation method, wherein a discharging box body of a crusher is connected with an inlet of a first dust removing device through a first discharging pipe, a discharging hole of the first dust removing device is communicated with the top of a storage tower, a bag-type dust remover is fixedly arranged at the top of the storage tower, an ash collecting cover is arranged at the top of the bag-type dust remover, the top of the ash collecting cover is connected with a feeding hole of a second dust removing device through a first ash discharging pipe, a discharging hole of the second dust removing device is connected with the top of a recovery tower, the bottom of the recovery tower is connected with a circulating return pipe through a straight pipe, and the other end of the circulating return pipe is connected with a crushing cavity of the crusher. The crushing system adopts a circulating crushing mode to effectively crush the straws, and simultaneously removes dust through the dust removal system, and materials mixed in the dust removal process are sent to the crusher again, so that the purpose of circulating recovery is achieved.
Description
Technical Field
The invention relates to the field of feed processing matched equipment, in particular to a closed self-circulation environment-friendly straw crushing system and an operation method.
Background
In the feed production process, the first procedure needs to crush the straws, and the following mixing and granulating process is carried out after crushing. At present, the common feed grinder adopts an open grinder, a large amount of dust is generated in the grinding process, the factory environment is seriously influenced, and in addition, a large amount of straw powder is discharged along with the dust in the straw grinding process, so that a large amount of raw materials are wasted.
Disclosure of Invention
In order to solve the technical problems, the invention provides the closed self-circulation environment-friendly straw crushing system and the operation method, the crushing system adopts a circulation crushing mode to effectively crush straws, in the crushing process, crushed materials are collected, and meanwhile, the crushed materials are dedusted through a dedusting system, and materials mixed in the dedusting process are sent to a crusher again, so that the purpose of circulation recovery is achieved, and the purposes of saving resources and protecting environment are achieved.
In order to achieve the technical characteristics, the aim of the invention is realized in the following way: the utility model provides a closed self-loopa formula environmental protection straw crushing system, it is including the rubbing crusher that is used for material crushing, rubbing crusher's discharging box links to each other with first dust collector's import through first discharging pipe, first dust collector's blanking mouth is linked together with the top of storage tower, the top fixed mounting of storage tower has the sack cleaner, the dust collection cover is installed at the top of sack cleaner, the top of dust collection cover links to each other with second dust collector's feed inlet through first ash discharging pipe, second dust collector's blanking mouth links to each other with the top of recovery tower, the bottom of recovery tower links to each other with the circulation return pipe through the straight tube, the other end of circulation return pipe links to each other with rubbing crusher's crushing cavity.
The pulverizer support is arranged at the top of the pulverizer frame, a feed hopper is arranged on the side wall of the pulverizer, and inclined reinforcing rods are arranged on two sides of the feed hopper; a detachable sealing cover plate is arranged on the top of the crushing cavity of the crusher in a sealing way.
The first discharging pipe adopts a vertical arrangement structure, the bottom end of the first discharging pipe is connected with the discharging box body through a flange plate, and the top end of the first discharging pipe is connected with a feed inlet of the first dust removing device through an elbow pipe.
The storage tower support is installed on the storage tower, a discharge hopper is arranged at the bottom of the storage tower, a transparent observation window is arranged on the side wall of the upper part of the storage tower, and an ash outlet is arranged at the top of the storage tower.
The first dust removing device adopts a cyclone dust remover.
The second dust collector adopts a cyclone dust collector, and the top ash outlet of the second dust collector is connected with the circulating return pipe through a second ash discharging pipe.
The recovery tower support is mounted on top of the recovery tower.
Except that the feed hopper adopts an opening, the crushing cavity of the crusher adopts a closed structure.
And a dust removing cloth bag is arranged in the recovery tower.
The operation method of the closed self-circulation environment-friendly straw crushing system comprises the following steps:
step1: the straw materials to be crushed are sent into the crusher through a feed hopper, and crushed through the crusher;
step2: the crushed powder is vertically conveyed to the inside of a first dust removing device through a first discharging pipe under the action of air pressure in the crusher;
step3: after preliminary dust removal is carried out on the powder through the first dust removal device, the material automatically falls into the storage tower, and generated dust enters the first ash discharge pipe through the ash collection cover;
step4: the dust and material mixed powder in the first ash pipe enters a second dust removing device, the second dust removing device is used for carrying out secondary dust removal on the dust and the heavy particle materials after dust removal are collected in a recovery tower, and the powder after secondary dust removal flows back to a circulating return pipe through the second ash pipe;
step5: the materials circulated back to the inside of the pipe are automatically sucked into the crusher under the action of negative pressure, and then are repeatedly collected and utilized.
The invention has the following beneficial effects:
1. by adopting the crushing system, the device can be used for cyclic crushing and cyclic recycling of materials in the feed production process; meanwhile, dust pollution generated in the crushing process can be greatly reduced, the requirement of environmental protection is met, and the environment of a crushing workshop is purified on the premise of saving resources.
2. The cloth bag dust remover can remove dust for the second time after the dust is removed from the city, so that the air discharge standard is reached, the air purification purpose is achieved, and the pollution of dust to the air is prevented.
3. Through adopting the pulverizer of above-mentioned structure can be used for the crushing of material, can realize the feeding through the feeder hopper, can seal the pulverizer through sealed apron, guaranteed that the pulverizer is at crushing in-process, produces the wind pressure in crushing cavity inside through self tup, and then discharges the material after smashing through discharging box and first discharging pipe, and then enters into inside the first dust collector, and then produces cyclone dust removal power for first dust collector and second dust collector; in addition, under the condition that the discharging box body generates positive pressure, negative pressure is generated on the side connected with the circulating return pipe, and then power is provided for material recovery.
4. The material storage tower with the structure can store crushed materials, so that the material storage tower is convenient for subsequent granulation, and the material storage capacity inside the material storage tower can be mastered in time through the transparent observation window. The ash outlet can be connected with a cloth bag in the cloth bag dust remover, thereby achieving the purpose of cloth bag dust removal.
Drawings
The invention is further described below with reference to the drawings and examples.
Fig. 1 is a system configuration diagram of the present invention.
Fig. 2 is a three-dimensional installation structure of the present invention.
In the figure: the crushing machine comprises a crushing machine 1, a discharging box body 2, a sealing cover plate 3, a first discharging pipe 4, a discharging hopper 5, a storing tower 6, a storing tower 7, a transparent observation window 8, an ash outlet 9, a first dust removing device 10, a bag-type dust remover 11, an ash collecting cover 12, a first ash discharging pipe 13, a second dust removing device 14, a recovery tower 15, a recovery tower 16, a second ash discharging pipe 17, a straight pipe 18, a circulating return pipe 19, a crushing frame 20, a feeding hopper 21 and an inclined reinforcing rod 22;
A. b, C, D the material circulation route.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 1-2, the closed self-circulation type environment-friendly straw crushing system comprises a crusher 1 for crushing materials, a discharging box body 2 of the crusher 1 is connected with an inlet of a first dust removing device 10 through a first discharging pipe 4, a blanking port of the first dust removing device 10 is communicated with the top of a storage tower 7, a bag-type dust collector 11 is fixedly arranged at the top of the storage tower 7, an ash collecting cover 12 is arranged at the top of the bag-type dust collector 11, the top of the ash collecting cover 12 is connected with a feeding port of a second dust removing device 14 through a first ash discharging pipe 13, a blanking port of the second dust removing device 14 is connected with the top of a recovery tower 15, the bottom of the recovery tower 15 is connected with a circulation return pipe 19 through a straight pipe 18, and the other end of the circulation return pipe 19 is connected with a crushing cavity of the crusher 1. By adopting the crushing system, the device can be used for cyclic crushing and cyclic recycling of materials in the feed production process; meanwhile, dust pollution generated in the crushing process can be greatly reduced, the requirement of environmental protection is met, and the environment of a crushing workshop is purified on the premise of saving resources.
In the specific crushing process, the materials are crushed by the crusher 1, the first dust removing device 10 removes dust, the materials after dust removal are collected by the storage tower 7, discharged dust and powder mixture enter the first ash discharging pipe 13 through the ash collecting cover 12 and enter the second dust removing device 14 through the first ash discharging pipe 13, the dust is removed by the second dust removing device 14, the heavy particle materials are collected by the recovery tower 15, and the materials subjected to secondary dust removal are recovered by the recycling return pipe 19.
The cloth bag dust collector 11 can carry out secondary dust removal on powder after preliminary urban dust removal, so that the discharge standard of air is reached, the aim of air purification is achieved, and the pollution of dust to air is prevented.
Further, the pulverizer 1 is supported and installed at the top of the pulverizer frame 20, a feed hopper 21 is arranged on the side wall of the pulverizer 1, and inclined reinforcing rods 22 are arranged on two sides of the feed hopper 21; a detachable sealing cover plate 3 is arranged on the top of the crushing cavity of the crusher 1 in a sealing way. Through adopting the pulverizer 1 of above-mentioned structure can be used for the crushing of material, can realize the feeding through feeder hopper 21, can seal pulverizer 1 through sealed apron 3, guaranteed that pulverizer 1 is in the crushing process, produces the wind pressure in crushing cavity inside through self tup, and then discharges the material after smashing through discharging box 2 and first discharging pipe 4, and then enters into inside first dust collector 10, and then produces cyclone dust removal power for first dust collector 10 and second dust collector 14; in addition, when the discharging box body 2 generates positive pressure, negative pressure is generated on the side connected with the circulating return pipe 19, and power is provided for recycling materials.
The structural strength of the feed hopper 21 is ensured by the oblique reinforcing rods 22.
Further, the first discharging pipe 4 adopts a vertical arrangement structure, the bottom end of the first discharging pipe is connected with the discharging box body 2 through a flange plate, and the top end of the first discharging pipe is connected with the feeding port of the first dust removing device 10 through an elbow. The crushed material can be discharged through the first discharging pipe 4 with the structure.
Further, the storage tower 7 is supported and installed on the storage tower 6, a discharge hopper 5 is arranged at the bottom of the storage tower 7, a transparent observation window 8 is arranged on the side wall of the upper part of the storage tower 7, and an ash outlet 9 is arranged at the top of the storage tower 7. The material after smashing can be stored through the storage tower 7 with the structure, so that the subsequent granulation is convenient, and the material storage capacity inside the storage tower 7 can be mastered in time through the transparent observation window 8. Can be connected with a cloth bag in the cloth bag dust remover 11 through the ash outlet 9, thereby achieving the purpose of cloth bag dust removal.
Further, the first dust removing device 10 adopts a cyclone dust collector. The cyclone dust collector with the structure can achieve the purpose of preliminary dust removal.
Further, the second dust removing device 14 adopts a cyclone dust collector, and the top ash outlet of the second dust removing device 14 is connected with the circulating return pipe 19 through the second ash discharging pipe 17. The second dust removal device 14 can remove dust for three times, and finally the dust removal purpose is achieved.
Further, the recovery tower 15 is supportively mounted on top of the recovery tower 16. A dust removing cloth bag is arranged in the recovery tower 15. The material after the three times of dust removal can be subjected to secondary dust removal through the recovery tower 15, so that the emission standard is guaranteed to be reached. The purpose of purifying the environment is achieved, and air pollution is effectively prevented.
Further, the pulverizer 1 adopts a closed structure except for the feed hopper 21, and the pulverizing cavity of the pulverizer adopts an opening.
Example 2:
the operation method of the closed self-circulation environment-friendly straw crushing system comprises the following steps:
step1: the straw materials to be crushed are sent into the crusher 1 through the feed hopper 21 and crushed by the crusher 1;
step2: the crushed powder is vertically conveyed to the inside of a first dust removing device 10 through a first discharging pipe 4 under the action of air pressure in the crusher 1;
step3: after preliminary dust removal is carried out on the powder by the first dust removal device 10, the material automatically falls into the storage tower 7, and the generated dust enters the first ash discharge pipe 13 through the ash collection cover 12;
step4: the dust and material mixed powder in the first dust pipe 13 enters the second dust removing device 14, the second dust removing device 14 removes dust for the second time, the heavy particle materials after dust removal are collected in the recovery tower 15, and the powder after the second dust removal flows back to the circulation return pipe 19 through the second dust pipe 17;
step5: the materials circulated back into the pipe 19 are automatically sucked into the crusher 1 under the action of negative pressure, and are repeatedly collected and utilized.
The working process and principle of the invention are as follows:
the material in the crushing cavity can be automatically discharged through the first discharging pipe 4 by the high pressure generated in the running process of the crusher 1, and then enters the first dust removing device 10, so that cyclone dust removing power is generated for the first dust removing device 10 and the second dust removing device 14; after primary dust removal by the first dust removal device 10, the materials enter the storage tower 7 to store the crushed materials, and the materials in the storage tower 7 are removed by the bag dust remover 11, so that the purpose of bag dust removal is achieved, and the secondary purification effect is achieved; after bag-type dust removal, the heavy-particle materials enter the first ash discharge pipe 13 again, enter the second dust removal device 14 from the first ash discharge pipe 13, are subjected to dust removal through the second dust removal device 14, are collected through the recovery tower 15, are subjected to secondary dust removal again through the bag-type dust removal in the recovery tower, and are recovered through the circulating return pipe 19; in addition, when the discharging box body 2 generates positive pressure, negative pressure is generated on the side connected with the circulating return pipe 19, and power is provided for recycling materials.
The above embodiments are only preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this invention are also within the scope of the invention.
Claims (5)
1. Closed self-circulation type environment-friendly straw crushing system is characterized in that: the device comprises a pulverizer (1) for pulverizing materials, wherein a discharging box body (2) of the pulverizer (1) is connected with a feeding hole of a first dust removing device (10) through a first discharging pipe (4), a discharging hole of the first dust removing device (10) is communicated with the top of a storage tower (7), a cloth bag dust remover (11) is fixedly arranged at the top of the storage tower (7), an ash collecting cover (12) is arranged at the top of the cloth bag dust remover (11), the top of the ash collecting cover (12) is connected with a feeding hole of a second dust removing device (14) through a first ash discharging pipe (13), a discharging hole of the second dust removing device (14) is connected with the top of a recovery tower (15), the bottom of the recovery tower (15) is connected with a circulating return pipe (19) through a straight pipe (18), and the other end of the circulating return pipe (19) is connected with a pulverizing cavity of the pulverizer (1);
the pulverizer (1) is supported and installed at the top of the pulverizer frame (20), a feed hopper (21) is arranged on the side wall of the pulverizer (1), and inclined reinforcing rods (22) are arranged on two sides of the feed hopper (21); a detachable sealing cover plate (3) is arranged at the top of the crushing cavity of the crusher (1) in a sealing way;
the storage tower (7) is supported and installed on the storage tower (6), the bottom of the storage tower (7) is provided with a discharge hopper (5), the side wall of the upper part of the storage tower (7) is provided with a transparent observation window (8), and the top of the storage tower (7) is provided with an ash outlet (9);
the first dust removing device (10) adopts a cyclone dust remover;
the second dust removing device (14) adopts a cyclone dust remover, and an ash outlet at the top of the second dust removing device (14) is connected with a circulating return pipe (19) through a second ash discharging pipe (17);
the first discharging pipe (4) adopts a vertical arrangement structure, the bottom end of the first discharging pipe is connected with the discharging box body (2) through a flange plate, and the top end of the first discharging pipe is connected with a feed inlet of the first dust removing device (10) through an elbow pipe.
2. The closed self-circulating, environmentally friendly straw pulverizing system of claim 1, wherein: the recovery tower (15) is supported and mounted on top of the recovery tower (16).
3. The closed self-circulating, environmentally friendly straw pulverizing system of claim 1, wherein: except for the feed hopper (21), the crushing machine (1) adopts an opening, and a crushing cavity of the crushing machine adopts a closed structure.
4. The closed self-circulating, environmentally friendly straw pulverizing system of claim 1, wherein: a dust removing cloth bag is arranged in the recovery tower (15).
5. A method of operating a closed self-circulating, environmentally friendly straw shredding system according to any of the claims 1-4 comprising the steps of:
step1: the straw materials to be crushed are sent into the crusher (1) through a feed hopper (21) and crushed by the crusher (1);
step2: the crushed powder is vertically conveyed to the inside of a first dust removing device (10) through a first discharging pipe (4) under the action of air pressure in the crusher (1);
step3: after preliminary dust removal is carried out on the powder through the first dust removal device (10), the material automatically falls into the storage tower (7), and the generated dust enters the first ash discharge pipe (13) through the ash collection cover (12);
step4: the dust and material mixed powder in the first ash discharge pipe (13) enters a second dust removing device (14), the second dust removing device (14) is used for carrying out secondary dust removal, the heavy particle materials after dust removal are collected in a recovery tower (15), and the powder after secondary dust removal flows back to a circulating return pipe (19) through a second ash discharge pipe (17);
step5: the materials in the circulation return pipe (19) are automatically sucked into the crusher (1) under the action of negative pressure, and then are repeatedly collected and utilized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811519788.1A CN109663656B (en) | 2018-12-12 | 2018-12-12 | Closed self-circulation environment-friendly straw crushing system and operation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811519788.1A CN109663656B (en) | 2018-12-12 | 2018-12-12 | Closed self-circulation environment-friendly straw crushing system and operation method |
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| Publication Number | Publication Date |
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| CN109663656A CN109663656A (en) | 2019-04-23 |
| CN109663656B true CN109663656B (en) | 2023-08-15 |
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| CN209597387U (en) * | 2018-12-12 | 2019-11-08 | 宜昌天工智能机械股份有限公司 | Closed self-circulation formula environment-friendly type stalk crushing system |
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| CN201848295U (en) * | 2010-10-15 | 2011-06-01 | 江阴市龙昌机械制造有限公司 | Composite crushing machine provided with built-in fan |
| CN203304057U (en) * | 2013-03-07 | 2013-11-27 | 周红卫 | Crushing production line with double dedusting |
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| CN109663656A (en) | 2019-04-23 |
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