CN103127735A - Double-rocker feeding device of rotary drum dryer - Google Patents
Double-rocker feeding device of rotary drum dryer Download PDFInfo
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- CN103127735A CN103127735A CN2011103837616A CN201110383761A CN103127735A CN 103127735 A CN103127735 A CN 103127735A CN 2011103837616 A CN2011103837616 A CN 2011103837616A CN 201110383761 A CN201110383761 A CN 201110383761A CN 103127735 A CN103127735 A CN 103127735A
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Abstract
The invention discloses a double-rocker feeding device of a rotary drum dryer. A variable-speed drive device and bearing seats are fixedly arranged on a machine frame above a raw material pool of the rotary drum dryer. A crank, a short connecting rod, a long connecting rod, a double-rocker, tubular shafts, feeding swing pipes, hinge pins and other structural members are mounted on the double-rocker feeding device and jointly combined with the variable-speed drive device and the bearing seats to form a tandem type composite mechanism which is formed by a plane crank and rocker mechanism and a plane hinge double-rocker mechanism. The rotational motion outputted by the variable-speed drive device is converted into reciprocating double-swing motion of the two feeding swing pipes, and cycle and range of the reciprocating double-swing motion can be adjusted. The double-rocker feeding device of the rotary drum dryer not only can enable supplied raw material liquid to be rapidly and evenly distributed and supplied in the length direction of the whole raw material pool, but also can enable a physical field environment where the supplied raw material liquid is located to be balanced before the raw material liquid is dried, and is favorable for improving quality of products.
Description
Technical field
The present invention relates to a kind of rotary drum drier, particularly relate to a kind of charging gear of rotary drum drier.
Background technology
Rotary drum drier is one of drying equipment of the industry extensive uses such as food processing industry, chemical industry.At present, when the material liquid water content is large, mobility is preferably in situation, the feed process of rotary drum drier adopts the immersion type version of central feeding more, the immersion type structure of this central feeding, say as it: be by delivery pump, material liquid to be delivered to the middle position of feed reservoir top by pipeline, after sagging pipeline entered the feed reservoir center, unnecessary material liquid relied on self gravitation, rotary drum extruding force to move downwards, and cloth applies drum surface, enters dehydration, dry run; Simultaneously, material liquid relies on self tension force in feed reservoir, freely overflow to the two ends of feed reservoir length direction.Hence one can see that, existing this central feeding technology, make that material liquid applies at cloth that drum surface is dewatered, before drying, the physical field environment such as the time that material liquid stops in feed reservoir, residing temperature are also unbalanced, the interior change of some thermal sensitivity raw material is inhomogeneous with causing, and affects the uniformity consistency of its finished product endoplasm; In addition, due to the development of Modern Manufacturing Technology, the length of rotary drum can reach and surpass 6 meters, and particularly in the main equipment of this long rotary drum, defects is particularly evident, and, also can produce the desultory cloth of material liquid and apply phenomenon on drum surface.
The prior art non-patent literature is quoted as proof:
The volumes such as 1, Chemical Equipment Design pandect drying equipment/Jin nation is vast ,-Beijing: chemical industry publishing house, 2002.7 chapter 7 drum dryers designs, P283-396; P288～P289, P340～P343.
The volumes such as 2, the petrochemical equipment design selects handbook drier/Sinopec Group Shanghai Engineering Co., Ltd.'s tissue to write, and Jin nation is vast, 1 edition ,-Beijing: Chemical Industry Press, 2008.4, the 9 chapter rotary drum driers, P288～P297; P288, P290, P294.
3, modern dry technology/Pan Yongkang, Wang Xizhong, Liu Xiangdong chief editor, 2 editions ,-Beijing: Chemical Industry Press, 2006.12, the 2 piece of the 7th chapter drum dried, P148～P160; P149～P150, P155～P156.
Summary of the invention
For fear of above-mentioned many disadvantages that existing known technology brings, the invention provides a kind of double rocking lever charging gear of rotary drum drier, this double rocking lever charging gear can evenly distribute the material liquid of supplying with fast on whole feed reservoir length direction and supply with.
The technical solution adopted for the present invention to solve the technical problems is: a kind of double rocking lever charging gear of rotary drum drier is comprised of crank, short connecting rod, long connecting rod, double rocking lever, tubular axle, joint pin, feed hose, charging swing pipe, bearing block and variable speed drive.On frame above the feed reservoir that is arranged on rotary drum drier that variable speed drive and bearing block are fixing; Two tubular axles are respectively by two bearing block supports, and an end and the feed hose of every tubular axle are tightly connected, and the other end and charging swing pipe are tightly connected, and double rocking lever is used shaft hole matching and added the form that key coordinates, respectively the fixing middle part that is arranged on two tubular axles; Crank is used shaft hole matching and is added the form that key coordinates, on the fixing output shaft that is arranged on variable speed drive; Joint pin and crank, double rocking lever hinge are used respectively in the two ends of short connecting rod; An end hinge of joint pin and double rocking lever is used respectively at the two ends of long connecting rod.
Described crank is rectangle handle shape class formation spare or disc-like structural member, and the end on it or disc centre position are provided with the axle that matches with the output shaft of variable speed drive with through hole and keyway; On it another interval be provided with the through hole that n matches with joint pin, the center line of each through hole is parallel with the center line of axle use through hole.
Described short connecting rod, long connecting rod are all that two equal in length, shape is identical, but have the screw-rod structure spare of different rotation direction screw threads, and the one end is the flat petioliform with a through hole, and the size of its through hole matches with joint pin; All to connect into an integral structure component with two ends with rotation direction screw threads different from screw rod supporting adjusting nut and locking nut.
Described double rocking lever is two rectangle handle shape structural members equal in length, that shape is identical, is arranging in the one end to coordinate with tubular axle and with the through hole pillow block of keyway, and the other end is parallel is arranging a through hole that matches with joint pin; The middle part of a rocking bar therein, parallel another through hole that matches with joint pin that arranging.
Its oscillating traverse motion trajectory of doing of described double rocking lever is parallel with the rotary drum shaft centre line.
Described charging swing pipe is two tubular-shaped structures spares, is provided with 90 ° of elbows that are sealed and matched with the tubular axle work at the one end, and the other end is connecting the bifurcated pipe of a tee pipe fitting; At two logical head places of tee pipe fitting, movablely respectively be set with 90 ° of elbows.
The present invention uses the structural members such as above-mentioned crank, short connecting rod, long connecting rod, double rocking lever, tubular axle, charging swing pipe, joint pin, bearing block and variable speed drive, be together to form the tandem composite structure of Planar Crank-and-rocker Mechanism and plane hinge double rocker mechanism, the gyration of variable speed drive output is changed into the reciprocal double pendulum motion of two charging swing pipes, and cycle and the equal capable of regulating of amplitude of its reciprocal double pendulum motion are with the function that realizes that the present invention evenly distributes the material liquid of being supplied with to supply with fast on whole feed reservoir length direction.
The invention has the beneficial effects as follows: both can be with the material liquid supplied with on whole feed reservoir length direction, evenly distribute and supply with fast, can make again material liquid residing physical field environment before dry of supplying with more be tending towards equilibrium, be conducive to improve the quality of products.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is mounted in the front view of the mechanism construction schematic diagram of the present invention on double-drum dryer.
Fig. 2 is mounted in the right view of the mechanism construction schematic diagram of the present invention on double-drum dryer.
In the drawings: 1. variable speed drive, 2. crank, 3. joint pin, 4. short connecting rod, 5. adjusting nut and locking nut, 6. charging swing pipe, 7. bearing block, 8. tubular axle, 9. double rocking lever, 10. feed hose, 11. long connecting rods.
In the drawings: the double dot dash line view is rotary drum, the feed reservoir schematic diagram of double-drum dryer; Dashed-line view is the symmetric position of charging swing pipe oscillating traverse motion; Unidirectional arrow is depicted as the flow direction of material liquid; Four-headed arrow is depicted as the oscillating traverse motion direction that the charging swing pipe is done.
The specific embodiment
Embodiment 1 is in embodiment illustrated in figures 1 and 2: directly over the double-drum dryer feed reservoir, install a kind of double rocking lever charging gear of rotary drum drier, the oscillating traverse motion trajectory that its double rocking lever is done is parallel with the rotary drum shaft centre line.variable speed drive (1) and two sleeve-bearings (7) are fixing respectively is arranged on the relevant position on methods, rack on its feed reservoir, by crank mounted thereto (2), short connecting rod (4), long connecting rod (11), double rocking lever (9), charging swing pipe (6) and tubular axle (8), the structural members such as joint pin (3), be together to form the tandem composite structure of Planar Crank-and-rocker Mechanism and plane hinge double rocker mechanism, the gyration of variable speed drive (1) output is changed into the reciprocal double pendulum motion of two charging swing pipes (6), with realize the present invention with the material liquid supplied with on whole feed reservoir length direction, the function that evenly distributes and supply with fast.The cycle of the reciprocally swinging of charging swing pipe (6) realized by rotating speed that adjust to control variable speed drive (1) output shaft, and the cycle of general reciprocally swinging can be adjusted between 2S～12S; The amplitude of the reciprocally swinging of charging swing pipe (6) realizes by the size of regulating crank (2) radius of gyration, and the amplitude of general reciprocally swinging can be adjusted between 30 °～70 °; Utilize adjusting nut, locking nut (5) to regulate the installation length of short connecting rod (4) and long connecting rod (11) two structural members, can make the motion of Planar Crank-and-rocker Mechanism and plane hinge double rocker mechanism and the motion of the tandem composite structure that both is combined into thus is lighter, flexible, coordinate, steady.
During work, after delivery pump is delivered to the feed hose (10) of feed reservoir top center position with material liquid by pipeline, after dividing the inner via hole of two-way through two tubular axles (8), inflow to make two charging swing pipes (6) of periodically oscillating traverse motion, namely descending in being sleeved on of activity sagging mouthful of two 90 ° of elbows charging swing pipe (6) bottom, on the threeway head, the inflow feed reservoir that is evenly distributed along pipe, as evenly to distribute and supply with on whole feed reservoir length direction, fast to satisfy the material liquid supplied with technological requirement.
Embodiment 2 utilizes Planar Crank-and-rocker Mechanism and plane hinge double rocker mechanism to be combined into the principle of tandem composite structure according to the present invention, with double rocker mechanism mechanism variation wherein, be expanded into the above many endplay devices of double rocking lever, can give the feed reservoir of the overlength equipment feed that evenly distribute in the longitudinal direction, fast, or give a plurality of independently feed reservoir feed that evenly distributes fast simultaneously.
Claims (6)
1. the double rocking lever charging gear of a rotary drum drier, formed by crank, short connecting rod, long connecting rod, double rocking lever, tubular axle, joint pin, feed hose, charging swing pipe, bearing block and variable speed drive, it is characterized in that: on the frame above the feed reservoir that is arranged on rotary drum drier that variable speed drive and bearing block are fixing; Two tubular axles are respectively by two bearing block supports, and an end and the feed hose of every tubular axle are tightly connected, and the other end and charging swing pipe are tightly connected, and double rocking lever is used shaft hole matching and added the form that key coordinates, respectively the fixing middle part that is arranged on two tubular axles; Crank is used shaft hole matching and is added the form that key coordinates, on the fixing output shaft that is arranged on variable speed drive; Joint pin and crank, double rocking lever hinge are used respectively in the two ends of short connecting rod; An end hinge of joint pin and double rocking lever is used respectively at the two ends of long connecting rod.
2. the double rocking lever charging gear of a kind of rotary drum drier according to claim 1, it is characterized in that: crank is rectangle handle shape class formation spare or disc-like structural member, and the end on it or disc centre position are provided with the axle that matches with the output shaft of variable speed drive with through hole and keyway; On it another interval be provided with the through hole that n matches with joint pin, the center line of each through hole is parallel with the center line of axle use through hole.
3. the double rocking lever charging gear of a kind of rotary drum drier according to claim 1, it is characterized in that: short connecting rod, long connecting rod are all that two equal in length, shape is identical, but the screw-rod structure spare with different rotation direction screw threads, the one end is the flat petioliform with a through hole, and the size of its through hole matches with joint pin; All to connect into an integral structure component with two ends with rotation direction screw threads different from screw rod supporting adjusting nut and locking nut.
4. the double rocking lever charging gear of a kind of rotary drum drier according to claim 1, it is characterized in that: double rocking lever is two rectangle handle shape structural members equal in length, that shape is identical, arranging in the one end and coordinate with tubular axle and with the through hole pillow block of keyway, the other end is parallel is arranging a through hole that matches with joint pin; The middle part of a rocking bar therein, parallel another through hole that matches with joint pin that arranging.
According to claim 1 with the double rocking lever charging gear of a kind of rotary drum drier claimed in claim 4, it is characterized in that: its oscillating traverse motion trajectory of doing of double rocking lever is parallel with the rotary drum shaft centre line.
6. the double rocking lever charging gear of a kind of rotary drum drier according to claim 1, it is characterized in that: the charging swing pipe is two tubular-shaped structures spares, is provided with tubular axle at the one end and makes 90 ° of elbows being sealed and matched, the other end is connecting the bifurcated pipe of a tee pipe fitting; At two logical head places of tee pipe fitting, movablely respectively be set with 90 ° of elbows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103837616A CN103127735A (en) | 2011-11-21 | 2011-11-21 | Double-rocker feeding device of rotary drum dryer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103837616A CN103127735A (en) | 2011-11-21 | 2011-11-21 | Double-rocker feeding device of rotary drum dryer |
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| CN103127735A true CN103127735A (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103837616A Pending CN103127735A (en) | 2011-11-21 | 2011-11-21 | Double-rocker feeding device of rotary drum dryer |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5765303A (en) * | 1980-10-06 | 1982-04-20 | Mitsui Eng & Shipbuild Co Ltd | Sealing structure of liquid supply tank in drum dryer |
| CN2442212Y (en) * | 2000-09-15 | 2001-08-08 | 东台市食品机械厂 | Roller drier |
| CN2657899Y (en) * | 2003-11-19 | 2004-11-24 | 扬州柳工建设机械有限公司 | Compound distributing device |
| CN2924441Y (en) * | 2006-03-14 | 2007-07-18 | 中国农业大学 | Oscillating oven burden distributor |
| CN201381100Y (en) * | 2009-04-03 | 2010-01-13 | 天津市利民调料有限公司 | Swinging type double-distributing device |
| CN201653110U (en) * | 2010-05-10 | 2010-11-24 | 建德市易通金属粉材有限公司 | Swing-type feeder |
| CN202427182U (en) * | 2011-11-21 | 2012-09-12 | 东台市食品机械厂有限公司 | Double-rocker feeding device for rotary drum dryer |
-
2011
- 2011-11-21 CN CN2011103837616A patent/CN103127735A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5765303A (en) * | 1980-10-06 | 1982-04-20 | Mitsui Eng & Shipbuild Co Ltd | Sealing structure of liquid supply tank in drum dryer |
| CN2442212Y (en) * | 2000-09-15 | 2001-08-08 | 东台市食品机械厂 | Roller drier |
| CN2657899Y (en) * | 2003-11-19 | 2004-11-24 | 扬州柳工建设机械有限公司 | Compound distributing device |
| CN2924441Y (en) * | 2006-03-14 | 2007-07-18 | 中国农业大学 | Oscillating oven burden distributor |
| CN201381100Y (en) * | 2009-04-03 | 2010-01-13 | 天津市利民调料有限公司 | Swinging type double-distributing device |
| CN201653110U (en) * | 2010-05-10 | 2010-11-24 | 建德市易通金属粉材有限公司 | Swing-type feeder |
| CN202427182U (en) * | 2011-11-21 | 2012-09-12 | 东台市食品机械厂有限公司 | Double-rocker feeding device for rotary drum dryer |
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Application publication date: 20130605 |