CN106552689B - Straw boiler slag breaker - Google Patents

Straw boiler slag breaker Download PDF

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Publication number
CN106552689B
CN106552689B CN201611025793.8A CN201611025793A CN106552689B CN 106552689 B CN106552689 B CN 106552689B CN 201611025793 A CN201611025793 A CN 201611025793A CN 106552689 B CN106552689 B CN 106552689B
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China
Prior art keywords
water
discaling roll
cooling
driven
bearing block
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Application number
CN201611025793.8A
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Chinese (zh)
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CN106552689A (en
Inventor
袁绍生
诸家敏
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Wuxi Xidong Energy Technology Co Ltd
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Wuxi Xidong Energy Technology Co Ltd
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Priority to CN201611025793.8A priority Critical patent/CN106552689B/en
Publication of CN106552689A publication Critical patent/CN106552689A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/02Crushing or disintegrating by roller mills with two or more rollers
    • B02C4/08Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • B02C4/42Driving mechanisms; Roller speed control
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • B02C4/44Cooling or heating rollers or bars

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Escalators And Moving Walkways (AREA)

Abstract

The present invention provides a kind of straw boiler slag breakers, it can solve the bearing temperature distortion frequent occurrence on existing slag breaker discaling roll, need to often replace, maintenance cost is high, and the heat of lime-ash the problem of also making the bulk temperature of slag breaker increase, influence the service life of equipment.The inlet and outlet that there is the cavity of Cooling Water flowing on the side wall of water cooling casing and be connected to respectively with cavity, before active discaling roll, before rod axis is each passed through water cooling casing afterwards, it is rotatablely connected after rear wall by bearing and a water-cooling bearing block, before driven discaling roll, before rod axis is each passed through water cooling casing afterwards, it is rotatablely connected after rear wall by bearing and a water-cooling bearing block, the rod axis of active discaling roll and driven discaling roll passes through bearing respectively and the side wall of water cooling casing is rotatablely connected, the inlet and outlet that there is the hollow cavity of Cooling Water flowing on the shell of each water-cooling bearing block and be connected to respectively with the hollow cavity.

Description

Straw boiler slag breaker
Technical field
The present invention relates to slag breaker field, specially a kind of straw boiler slag breaker.
Background technique
Stalk includes cornstalk, straw, cotton stem etc., is the waste of a kind of biomass fuel and agricultural production, will Stalk, which is sent into burning in straw boiler, has good society and environmental benefit for generating electricity.Stalk easy slagging after burning needs Lime-ash is broken into after fritter using slag breaker and is re-fed into mucking machine discharge, existing slag breaker usually utilize discaling roll to lime-ash into Row is broken, since discaling roll is directly contacted with high-temperature ash, leads to the bearing temperature distortion frequent occurrence on discaling roll, needs often more It changes, maintenance cost is high, meanwhile, the heat of lime-ash also increases the bulk temperature of slag breaker, influences the service life of equipment.
Summary of the invention
In view of the above-mentioned problems, can solve existing slag breaker discaling roll the present invention provides a kind of straw boiler slag breaker On bearing temperature distortion frequent occurrence, need to often replace, maintenance cost is high and the heat of lime-ash also makes the whole of slag breaker The problem of temperature increases, and influences the service life of equipment.
A kind of straw boiler slag breaker, it is characterised in that: it includes water cooling casing, active discaling roll, driven discaling roll, active Gear, driven gear, drive sprocket, driven sprocket, chain, decelerating motor and four water-cooling bearing blocks;Water cooling casing is upper and lower Open rectangular housing, is respectively and fixedly connected with that there are two bearing block support plate, the side walls of water cooling casing on the forward and backward side wall of water cooling casing Upper cavity with Cooling Water flowing and the inlet and outlet being connected to respectively with the cavity, active discaling roll and driven Discaling roll side by side parallel is arranged in water cooling casing, and the tooth on active discaling roll and driven discaling roll cooperates, the roller of active discaling roll Diameter is less than the roller diameter of driven discaling roll, and the forward and backward rod axis of active discaling roll leads to after being each passed through the forward and backward side wall of water cooling casing It crosses bearing and a water-cooling bearing block is rotatablely connected, the forward and backward rod axis of driven discaling roll is each passed through the forward and backward side wall of water cooling casing It is rotatablely connected afterwards by bearing and a water-cooling bearing block, the rod axis of active discaling roll and driven discaling roll passes through bearing and water cooling respectively The side wall of casing is rotatablely connected, and water-cooling bearing block is mounted in ipsilateral bearing block support plate, the shell of each water-cooling bearing block The upper hollow cavity flowed with Cooling Water and the inlet and outlet being connected to respectively with the hollow cavity, driving tooth The front end rod axis of roller is successively connected with driving gear and driven sprocket after passing through water-cooling bearing block, and the front end rod axis of driven discaling roll is worn It is connected with driven gear after crossing water-cooling bearing block, driving gear is engaged with driven gear, and decelerating motor is mounted on outside water cooling casing Side is connected with drive sprocket on the output shaft of decelerating motor, and drive sprocket is connect with driven sprocket by chain.
Further, water cooling casing includes inner casing and outer cage, and outer cage is wrapped on the outside of inner casing and between the two Closed cavity is formed, the side of outer cage offers the inlet and outlet being connected to the cavity respectively.
Further, the shell of water-cooling bearing block includes inner casing and shell, and shell is wrapped on the outside of inner casing and between the two Closed hollow cavity is formed, the side of shell offers the inlet and outlet being connected to the hollow cavity respectively.
Further, the roller of active discaling roll is hollow structure, and the end of active discaling roll is offered to be connected with its roller inner cavity The roller of logical inlet and outlet, driven discaling roll is hollow structure, and the end of driven discaling roll offers and its roller inner cavity The inlet and outlet of connection.
Further, sprocket wheel housing is installed on the outside of drive sprocket, chain and driven sprocket.
Before break, first the upper end opening of water cooling casing of the invention is connected to existing boiler furnace slag-drip opening, by water cooling The lower end opening of casing is connected to the feeding inlet of mucking machine, after waste residue enters slag breaker, falls on the active discaling roll of opposite direction rotating On driven discaling roll, after being broken into fritter by two discaling rolls, fallen into mucking machine through lower end opening, due to water cooling unit of the invention The cavity that Cooling Water flowing is all had on shell and water-cooling bearing block, can reduce water after the cooling water of flowing is passed through into cavity The heat of cold shell and water-cooling bearing block, to reduce the heat and water-cooling bearing block of the bearing between water cooling casing and discaling roll The heat of interior bearing prevents bearing temperature distortion, reduces maintenance cost, meanwhile, the bulk temperature of slag breaker is also reduced, is prolonged The service life of slag breaker is grown.
Detailed description of the invention
Fig. 1 is main view of the invention;
Fig. 2 is the cross-sectional view of the line A-A along Fig. 1;
Fig. 3 is the left view of Fig. 1.
Appended drawing reference: 1- water cooling casing;2- active discaling roll;The driven discaling roll of 3-;4- driving gear;5- driven gear;6- master Movable sprocket;7- driven sprocket;8- chain;9- decelerating motor;10- water-cooling bearing block;11- bearing block support plate;12- chain wheel cover Shell;1-1- inner casing;1-2- outer cage;1-3- cavity.
Specific embodiment
Specific embodiment 1: illustrating present embodiment in conjunction with Fig. 1 to Fig. 3, a kind of straw boiler of present embodiment is used Slag breaker includes water cooling casing 1, active discaling roll 2, driven discaling roll 3, driving gear 4, driven gear 5, drive sprocket 6, driven chain Wheel 7, chain 8, decelerating motor 9 and four water-cooling bearing blocks 10;Water cooling casing 1 is the rectangular housing of upper lower open mouth, water cooling casing 1 Forward and backward side wall on be respectively and fixedly connected with there are two bearing block support plate 11, with Cooling Water flowing on the side wall of water cooling casing 1 Cavity and the inlet and outlet being connected to respectively with the cavity, active discaling roll 2 and the setting of 3 side by side parallel of driven discaling roll exist In water cooling casing 1, the tooth on active discaling roll 2 and driven discaling roll 3 cooperates, and the roller diameter of active discaling roll 2 is less than driven tooth The roller diameter of roller 3, the forward and backward rod axis of active discaling roll 2 are each passed through after the forward and backward side wall of water cooling casing 1 through bearing and one A water-cooling bearing block 10 is rotatablely connected, and the forward and backward rod axis of driven discaling roll 3 passes through after being each passed through the forward and backward side wall of water cooling casing 1 Bearing and a water-cooling bearing block 10 are rotatablely connected, and the rod axis of active discaling roll 2 and driven discaling roll 3 passes through bearing and water cooling unit respectively The side wall of shell 1 is rotatablely connected, and water-cooling bearing block 10 is mounted in ipsilateral bearing block support plate 11, each water-cooling bearing block 10 The inlet and outlet that there is the hollow cavity of Cooling Water flowing on shell and be connected to respectively with the hollow cavity, it is main The front end rod axis of movable tooth roller 2 is successively connected with driving gear 4 and driven sprocket 7 after passing through water-cooling bearing block 10, driven discaling roll 3 Front end rod axis is connected with driven gear 5 after passing through water-cooling bearing block 10, and driving gear 4 is engaged with driven gear 5, decelerating motor 9 It is mounted on 1 outside of water cooling casing, drive sprocket 6 is connected on the output shaft of decelerating motor 9, drive sprocket 6 and driven sprocket 7 are logical Cross the connection of chain 8.
Before use, the water inlet of water cooling casing 1 and four water-cooling bearing blocks 10 is connected with respective external water inlet pipe respectively It connects, the water outlet of water cooling casing 1 and four water-cooling bearing blocks 10 is connect with respective external outlet pipe respectively, is guaranteed in break In the machine course of work, the cooling water in water cooling casing 1 and water-cooling bearing block 10, which can circulate, takes away heat, avoids slag breaker Temperature increase influence its service life.
Decelerating motor 9 imparts power to active discaling roll 2 by sprocket wheel and chain, so that the installation site of decelerating motor 9 It is more flexible, the space occupied of slag breaker can be saved.
The roller diameter of active discaling roll 2 is less than the roller diameter of driven discaling roll 3, can subtract under the premise of guaranteeing normal break The volume of small water-cooled housing 1, to save the space occupied of slag breaker.
Specific embodiment 2: embodiment is described with reference to Fig. 2, the water cooling casing 1 of present embodiment includes inner casing 1-1 and outer cage 1-2, outer cage 1-2 are wrapped on the outside of inner casing 1-1 and form closed cavity 1-3, outer cage therebetween The side of 1-2 offers the inlet and outlet being connected to the cavity 1-3 respectively.It is designed in this way, structure is simple, cooling water It is uniform to the cooling of water cooling casing 1.Other compositions and connection relationship are same as the specific embodiment one.
Specific embodiment 3: the shell of the water-cooling bearing block 10 of present embodiment includes inner casing and shell, shell package On the outside of inner casing and therebetween closed hollow cavity is formed, the side of shell offers respectively to be connected to the hollow cavity Inlet and outlet.It is designed in this way, structure is simple, and cooling water is uniform to the cooling of the shell of water-cooling bearing block 10.It is other Composition and connection relationship are identical with embodiment two.
Specific embodiment 4: embodiment is described with reference to Fig. 2, the roller of the active discaling roll 2 of present embodiment is sky Core structure, the end of active discaling roll 2 offer the inlet and outlet being connected to its roller inner cavity, the roller of driven discaling roll 3 For hollow structure, the end of driven discaling roll 3 offers the inlet and outlet being connected to its roller inner cavity.2 He of active discaling roll The water inlet of driven discaling roll 3 passes through rotary joint respectively and connect with respective external water inlet pipe, active discaling roll 2 and driven discaling roll 3 Water outlet pass through rotary joint respectively and connect with respective external outlet pipe, in this way, when slag breaker work, 2 He of active discaling roll Recirculated cooling water inside driven discaling roll 3 can directly cool down it, to reduce the heat being transmitted on bearing.Its It is formed and connection relationship is identical as specific embodiment one, two or three.
Specific embodiment 5: embodiment is described with reference to Fig. 2, the drive sprocket 6 of present embodiment, chain 8 and from Sprocket wheel housing 12 is installed on the outside of movable sprocket 7.It is designed in this way, drive sprocket 6, chain 8 and driven sprocket 7 can be protected.Other groups At and connection relationship it is identical as specific embodiment four.

Claims (1)

1. a kind of straw boiler slag breaker, it is characterised in that: it includes water cooling casing, active discaling roll, driven discaling roll, driving tooth Wheel, driven gear, drive sprocket, driven sprocket, chain, decelerating motor and four water-cooling bearing blocks;Water cooling casing is spacious up and down Mouthful rectangular housing, be respectively and fixedly connected on the forward and backward side wall of water cooling casing there are two bearing block support plate, on the side wall of water cooling casing The cavity flowed with Cooling Water and the inlet and outlet being connected to respectively with the cavity, active discaling roll and driven tooth Roller side by side parallel is arranged in water cooling casing, and the tooth on active discaling roll and driven discaling roll cooperates, and the roller of active discaling roll is straight Diameter is less than the roller diameter of driven discaling roll, and the forward and backward roll shaft of active discaling roll passes through after being each passed through the forward and backward side wall of water cooling casing Bearing and a water-cooling bearing block are rotatablely connected, after the forward and backward roll shaft of driven discaling roll is each passed through the forward and backward side wall of water cooling casing It is rotatablely connected by bearing and a water-cooling bearing block, the roll shaft of active discaling roll and driven discaling roll passes through bearing and water cooling unit respectively The side wall of shell is rotatablely connected, and water-cooling bearing block is mounted in ipsilateral bearing block support plate, on the shell of each water-cooling bearing block The hollow cavity flowed with Cooling Water and the inlet and outlet being connected to respectively with the hollow cavity, active discaling roll Front end roll shaft pass through water-cooling bearing block after be successively connected with driving gear and driven sprocket, the front end roll shaft of driven discaling roll passes through Driven gear is connected with after water-cooling bearing block, driving gear is engaged with driven gear, and decelerating motor is mounted on the outside of water cooling casing, Drive sprocket is connected on the output shaft of decelerating motor, drive sprocket is connect with driven sprocket by chain;Water cooling casing includes Inner casing and outer cage, outer cage are wrapped on the outside of inner casing and are formed therebetween closed cavity, the side point of outer cage The inlet and outlet being connected to the cavity are not offered;The shell of water-cooling bearing block includes inner casing and shell, shell packet It is rolled on the outside of inner casing and is formed therebetween closed hollow cavity, the side of shell offers respectively to be connected with the hollow cavity Logical inlet and outlet;The roller of active discaling roll is hollow structure, and the end of active discaling roll offers and its roller inner cavity The inlet and outlet of connection, the roller of driven discaling roll are hollow structure, the end of driven discaling roll offer in its roller The inlet and outlet of chamber connection;The water inlet of active discaling roll and driven discaling roll passes through rotary joint and respective outside respectively The water outlet of water inlet pipe connection, active discaling roll and driven discaling roll passes through rotary joint respectively and connect with respective external outlet pipe; Sprocket wheel housing is installed on the outside of drive sprocket, chain and driven sprocket.
CN201611025793.8A 2016-11-22 2016-11-22 Straw boiler slag breaker Active CN106552689B (en)

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Application Number Priority Date Filing Date Title
CN201611025793.8A CN106552689B (en) 2016-11-22 2016-11-22 Straw boiler slag breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611025793.8A CN106552689B (en) 2016-11-22 2016-11-22 Straw boiler slag breaker

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Publication Number Publication Date
CN106552689A CN106552689A (en) 2017-04-05
CN106552689B true CN106552689B (en) 2018-12-04

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CN114474944A (en) * 2021-12-27 2022-05-13 无锡利艾机械制造有限公司 Heating roller
CN114576635A (en) * 2022-05-09 2022-06-03 江苏天楹环保能源成套设备有限公司 Pair roller feeding equipment based on medical waste handles

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