CN208119892U

CN208119892U - A kind of rotary feeder preventing materials from bonding blocking

Info

Publication number: CN208119892U
Application number: CN201721776653.4U
Authority: CN
Inventors: 卢国彪
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-12-18
Filing date: 2017-12-18
Publication date: 2018-11-20
Anticipated expiration: 2027-12-18

Abstract

The utility model discloses a kind of rotary feeders for preventing materials from bonding blocking, the rotary feeder includes shell, it is equipped in shell and separates wheel, separating wheel includes and the first central axis of housing into rotation cooperation and the impeller being mounted on outside the first central axis, impeller has several blades radially extended along the first central axis, and blade is divided into multiple hopper chambers for the intracorporal space uniform of shell；Separating below wheel, it is equipped in shell and scrapes material wheel, scraping material wheel includes the second central axis with housing into rotation cooperation, and is removably mounted on the second central axis and protrudes into the indoor scraper of hopper, and the second central axis is arranged in parallel with the first central axis and turns to opposite.When scraper is intersected with blade, scraper and blade are towards a direction operation, to scraper can extend into hopper chamber will be under the material scraper of accumulation, avoid sizing blocking, while knot will not be blocked between scraper and blade, dividing wheel and scrape material wheel being capable of independently smooth operation；Scraper be it is detachable, convenient in time replacement.

Description

A kind of rotary feeder preventing materials from bonding blocking

Technical field

The invention belongs to cement industry milling equipment technical fields, and in particular to a kind of to prevent returning for materials from bonding blocking Turn blanking device.

Background technique

Currently, the drawing-in device of domestic dry cement production line mainly separates the pneumatic air valve of Lun He tri- using rotation. But in actual use, rotation separates wheel and has the following problems：If convey high humidity/viscous material, material is easily adhered to Separate on wheel, if do not cleared up in time, these materials will be hardened, causes blocking, causes continuous production poor, shadow Ring the running efficiency of whole production line.

In order to solve this problem, the Chinese invention patent of Patent No. CN201110213727.4 discloses a kind of vertical Roller grinds rotary feeder, which includes shell, and shell has the shell side plate of shell arc plate and end, shell top Equipped with feed inlet, it is equipped with discharge port below shell, variable frequency reducer motor, variable frequency reducer motor and center are additionally provided with outside the shell Axis connection, central axis are mounted in shell by bearing, and central axis is equipped with impeller by axle sleeve, and impeller has along central axis The blade radially extended, blade are divided into multiple hopper chambers for the intracorporal space uniform of shell；The surface of blade is equipped with blade Wearing plate, blade wearing plate are mounted on blade by bolt；Impeller is equipped with shell side guard plate, and shell side guard plate is located at blade Both ends and perpendicular to central axis, the region between blade is isolated shell side guard plate with shell side plate；Opposite shell side plate On be additionally provided with fixed into hot air pipe and hot air duct, hot wind can be provided into same hopper chamber into hot air pipe and hot air duct, It is also opposite on two blocks of shell side guard plates to offer hot wind through-hole.

The rotary feeder, can be real in high humidity/viscous material blanking process by passing to hot wind inside housings Now not blocking, not sizing.The action principle of hot wind is that the environment of a warm is built in shell, avoids viscous material in blanking Temperature of charge is caused to be lower because ice-cold separation wheel is touched in the process, mobility becomes smaller and it is viscous to separate generation between wheel Even.But this structure not only will increase the energy consumption of rotary feeder, but also only by hopper indoor material when housing bottom Just there is the chance of whereabouts, but constantly rotated due to separating wheel, each hopper chamber is shorter in housing bottom residence time, and locates Time in other positions of shell is longer, this results in the material in hopper chamber bottom to leave the limited time of hopper chamber, when Between it is long, hopper chamber bottoms material is gradually accumulated, and will also result in blocking.

Summary of the invention

This application provides a kind of rotary feeder for preventing materials from bonding blocking, which can be effectively prevent Material accumulation is in hopper chamber.

A kind of rotary feeder preventing materials from bonding blocking, including shell, shell is interior to be equipped with blanking channel, the blanking Equipped with wheel is separated in channel, the wheel that separates includes the first central axis cooperated with housing into rotation and is mounted in described first Impeller outside mandrel, the impeller have several blades radially extended along the first central axis, and blade is equal by the intracorporal space of shell Even is divided into multiple hopper chambers；

It below separation wheel, is also equipped in the blanking channel and scrapes material wheel, the material wheel of scraping includes turning with shell Second central axis of dynamic cooperation, and be removably mounted on second central axis and protrude into that the hopper is indoor to be scraped Knife, second central axis are arranged in parallel with the first central axis and turn to opposite.

The present invention has increased newly in shell scrapes material wheel, and scrapes the second central axis of material wheel and separate the first central axis of wheel Steering be it is opposite, this allows for intersecting in space in scraper and blade, and scraper and blade are towards a direction and run , so that protruding into the indoor scraper of hopper can will be deposited under the material scraper on hopper chamber bottom and side side wall, avoid gluing Expect blocking, while knot will not be blocked between scraper and blade, dividing wheel with scrape material wheel being capable of independently smooth operation.

During blanking, it is rotating for separating wheel, therefore enters the material master of shell from separation wheel top If being deposited in hopper chamber bottom and on the hopper chamber side side wall for separating wheel traffic direction, scraper and blade are arranged to Run toward the direction in scraper with intersecting in space for blade, then scraper can be bonded in hopper chamber bottom and backwards to point It is struck off every the material on the hopper chamber side side wall of wheel traffic direction.

Since work condition environment is excessively poor in rotary feeder, scraper after being contacted for a long time with hopper chamber and material, Larger abrasion is had, therefore scraper is removably mounted on the second central axis by the present invention, convenient for replacement in time, guarantees scraper Scraper efficiency.

In the present invention, the scraper is elongated and axially extending along the second central axis, the length and hopper chamber of scraper Length it is suitable.So be conducive to strike off the indoor material of entire hopper using scraper, improve scraper efficiency.

Specifically, mounting means of the scraper on the second central axis is：The material wheel of scraping further includes being mounted on by axle sleeve Tool apron on second central axis, the tool apron are equipped at least two and are disbursed from the cost and expenses fagging, and a fagging of being disbursed from the cost and expenses is scraped for fixing one Knife, the scraper are fixedly mounted on the support plate for belonging to a column far from the end of second central axis one end.

Between scraper and support plate be fixedly connected mode multiplicity, such as：In the width direction of the support plate and second The axially vertical setting of mandrel, the support plate include the substrate being fixed on knife rest and the end for being embedded in the scraper Plate, the substrate are connected with end plate fission.On the one hand, the width direction of support plate and the axially vertical of the second central axis are set It sets, then support plate and blade phase separation in the direction of the width, so can be improved the stress intensity of support plate.On the other hand, will Support plate split settings are at substrate and end plate, then when scraper needs replacing after prolonged use, by end plate together with scraper one It rises and removes and replaced, avoiding continually directly taking scraper causes the embedded position between scraper and support plate that pine occurs It is dynamic, cause scraper to be embedded in loosely.

Preferably, the substrate and end plate are bolted to connection.

First central axis and the second central axis can be driven by different driving mechanisms respectively, can also synchronize driving.Make To be preferred, the motor for driving first central axis rotation, first central axis and second are installed on the shell Central axis is sequentially connected by driving wheel group.This structure allows drives the first central axis and the using a motor simultaneously Two central axis rotations are not only saved power, but also are rotated synchronously convenient for the first central axis of control and the second central axis.

As further preferred, the driving wheel group includes that the driving wheel group includes being fixed on first center shaft end The driving gear in portion, and it is fixed on the driven gear of second central axis end, the driving gear and driven gear phase Mutually engaged transmission.So realize turn of the second driven sprocket (and second central axis) and drive sprocket (and first central axis) It moves contrary.

The quantity of scraper can only be arranged one, but in order to improve scraper efficiency, several scrapers can be arranged more.Work as needs When increasing scraper quantity, the particular number of scraper needs external according to the external diameter of a circle of blade, the quantity of blade and scraper Diameter of a circle is specifically arranged.Preferably, the scraper has at least two, the external arc length between two neighboring scraper is big In the external arc length being equal between two neighboring blade.If scraper quantity is excessive, the circumscribed circle arc length between neighboring blades Spend short, then operation distance of the blade between two neighboring blades will receive obstruction, will result directly in blade and is stuck in two Among scraper.

Preferably, the hopper chamber in be equipped with pocket flitch, the pocket flitch include respectively with two adjacent blade phases Two connected expansion mouths, and in the hopper chamber bottom and curved portion that both ends are connected with the expansion mouth respectively.Tool There is the pocket flitch of curved portion that material will not be deposited in the corner of blade and impeller folder after entering in hopper chamber, is convenient for Material cleaning；And pocket flitch all has certain protective effect for impeller and blade, prevents material from making to impeller and blade At abrasion, extend service life of equipment.It is apparent that pocket flitch is arranged to it is detachable, convenient for this wearing detail carry out and Shi Genghuan.

Expansion mouth-curved portion-expansion mouth is wholely set, also, the outer end of at least one expansion mouth has and shell The flexibility that inner wall is in contact scrapes materials and parts.Flexibility is scraped the material that materials and parts not only contribute to adhere in inner walls and is concentrated, just In striking off for blanking or subsequent scraper, and inner walls will not be caused to wear.

Preferably, the housing sidewall is equipped with the observation window for scraping material wheel described in face, lid is equipped at the observation window Plate.The setting of cover board and observation window is checked convenient for striking off situation to the intracorporal material of shell.

Compared with prior art, beneficial effects of the present invention are：

(1) present invention has increased newly in shell scrapes material wheel, and scrapes the second central axis of material wheel and separate in first taken turns The steering of mandrel be it is opposite, this allows for intersecting in space in scraper and blade, and scraper and blade are towards a direction Operation, so that protruding into the indoor scraper of hopper can will be deposited under the material scraper on hopper chamber bottom and side side wall, keep away Free sticky material blocking, while knot will not be blocked between scraper and blade, dividing wheel and scrape material wheel being capable of independently smooth operation.

(2) during due to blanking, it is rotating for separating wheel, therefore enters the material of shell from separation wheel top It is mainly deposited in hopper chamber bottom and on the hopper chamber side side wall for separating wheel traffic direction, scraper and blade is arranged It is run toward the direction in scraper with intersecting in space for blade, then scraper can be to being bonded in hopper chamber bottom and backwards The material separated on the hopper chamber side side wall of wheel traffic direction is struck off.

(3) due in rotary feeder work condition environment it is excessively poor, scraper is contacted for a long time with hopper chamber and material Afterwards, larger abrasion is had, therefore scraper is removably mounted on the second central axis by the present invention, convenient for replacement in time, guaranteed The scraper efficiency of scraper.

(4) present invention is equipped with pocket flitch in hopper chamber, and the pocket flitch with curved portion makes material enter hopper chamber It will not be deposited in after interior in the corner of blade and impeller folder, be cleared up convenient for material；And pocket flitch for impeller and blade all It with certain protective effect, prevents material from causing to wear to impeller and blade, extends service life of equipment.It is apparent that by pocket Flitch be arranged to it is detachable, convenient for being replaced in time to this wearing detail.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of rotary feeder of the present invention；

Fig. 2 is a kind of structural schematic diagram of the rotary feeder of the present invention under another visual angle；

Fig. 3 is the drive connection schematic diagram of the first central axis and the second central axis in Fig. 2.

Specific embodiment

Further details of the technical solution of the present invention with reference to the accompanying drawings and detailed description.

Embodiment 1

As depicted in figs. 1 and 2, a kind of rotary feeder of the present embodiment, including shell 1 open up feed inlet at the top of shell 1 11,1 bottom of shell opens up discharge port 12, and between feed inlet 11 and discharge port 12, separation wheel 2 is equipped in shell 1；Separate wheel 2 include the first central axis 21 being rotatably assorted by bearing and shell 1, is equipped with outside shell 1 for driving the first central axis 21 The motor 22 of rotation；Impeller 23 is equipped with by axle sleeve outside first central axis 21, also, is fixed on 23 excircle of impeller several The blade 24 radially extended along the first central axis 21, blade 24 are divided into multiple hopper chambers 25 for the space uniform in shell 1. The quantity of blade 24 can be specifically arranged according to specific needs.For the ease of blanking, sizing is reduced, 24 quantity of blade should not mistake It is more.

As seen from Figure 1, be equipped with pocket flitch 26 in each hopper chamber 25, the pocket flitch 26 include respectively with it is two adjacent Two expansion mouths 27 that blade 24 is fixedly connected with, and in 25 bottom of hopper chamber and arc that both ends are connected with expansion mouth 27 respectively Portion 28, expansion mouth 27- curved portion 28- expansion mouth 27 are wholely set, and the outer end of at least one expansion mouth 27 have with The flexibility that 1 inner wall of shell is in contact scrapes materials and parts 29；Protection is also equipped on the position with 24 phase separation of blade, 1 inner wall of shell Plate 13, protective plate 13 are also used for that material is avoided to cause excessive abrasion to 1 inner wall of shell.

By Fig. 1 and Fig. 2 as it can be seen that being also equipped in shell 1 separating between wheel 2 and discharge port 12 and scraping material wheel 3, scrape material wheel 3 Including the second central axis 31 being rotatably assorted by bearing and shell 1, the second central axis 31 is arranged in parallel with the first central axis 21, And the two is sequentially connected by driving wheel group 4.

As shown in Figure 2, in conjunction with Fig. 3 as it can be seen that driving wheel group 4 includes：It is fixed on the drive sprocket of 21 end of the first central axis 41,1 outer wall of shell is rotatably assorted and has reversing shaft 42, and the end of the reversing shaft 42 is fixed with the first driven sprocket 43, drive sprocket 41 and first are arranged with driving chain 44 between driven sprocket 43；The end of second central axis 31 is fixed with the second driven sprocket 45, the second driven sprocket 45 is in the outside of driving chain 44 and is meshed with driving chain 44, so that the second central axis 31 is opposite with the steering of the first central axis 21.

Tool apron 32 is equipped with by axle sleeve outside second central axis 31, tool apron 32 is disbursed from the cost and expenses 33 (this reality of fagging equipped at least two Example is applied provided with two column), one is disbursed from the cost and expenses fagging 33 for fixing a scraper 34, and each support plate 33 is far from the second central axis 31 1 The end at end is equipped with caulking groove, and scraper 34 is fixedly mounted in the caulking groove for the support plate 33 for belonging to a column, and scraper 34 is in strip Shape and axially extending along the second central axis 31, the length of scraper 31 is suitable with the length of hopper chamber 25.

In the present embodiment, each support plate 33 is in prolate type, and the width direction of support plate 33 and the second central axis 31 axially vertical setting, to make support plate 33 that there is bigger stress intensity under the promotion of blade 24.Also, in order to It is enough more easily to replace scraper 34 after prolonged use, it is the substrate 35 being fixed on knife rest 32 by 33 split settings of support plate And the end plate 36 for being embedded in scraper 34, wherein end plate 36 is shorter than substrate 35, and the two is bolted to connection.

In order to ensure in each hopper chamber 25 material effectively strike off, scraper 34 can be set it is multiple, it is two neighboring to scrape External arc length between knife 34 is more than or equal to the external arc length between two neighboring blade 24.

As shown in Figure 1,1 side wall of shell is equipped with two observation windows 14 that face scrapes material wheel 3, two observation windows 14 are opposite to be set It sets, is equipped with cover board 15 at each observation window 14.

Claims

1. a kind of rotary feeder for preventing materials from bonding blocking, including shell, shell is interior to be equipped with blanking channel, and the blanking is logical Equipped with wheel is separated in road, the wheel that separates includes the first central axis cooperated with housing into rotation and is mounted on first center Impeller outside axis, the impeller have several blades radially extended along the first central axis, and blade is by the intracorporal space uniform of shell Be divided into multiple hopper chambers；

It is characterized in that, the separation wheel below, be also equipped in the blanking channel and scrape material wheel, it is described scrape material wheel include with Second central axis of housing into rotation cooperation, and be removably mounted on second central axis and protrude into the hopper chamber Scraper, second central axis is arranged in parallel with the first central axis and turns to opposite.

2. rotary feeder as described in claim 1, which is characterized in that the scraper is elongated and along the second central axis axis To extension, the length of scraper and the length of hopper chamber are suitable.

3. rotary feeder as claimed in claim 2, which is characterized in that it is described scrape material wheel further include be mounted on by axle sleeve it is described Tool apron on second central axis, the tool apron are equipped at least two and are disbursed from the cost and expenses fagging, and one is disbursed from the cost and expenses fagging for fixing a scraper, institute It states scraper and is fixedly mounted on the support plate for belonging to a column far from the end of second central axis one end.

4. rotary feeder as claimed in claim 3, which is characterized in that the width direction of the support plate and the second central axis Axially vertical setting, the support plate include the substrate being fixed on knife rest and the end plate for being embedded in the scraper, described Substrate is connected with end plate fission.

5. rotary feeder as described in claim 1, which is characterized in that be equipped on the shell for driving described first The motor of central axis rotation, first central axis and the second central axis are sequentially connected by driving wheel group.

6. rotary feeder as claimed in claim 5, which is characterized in that the driving wheel group includes being fixed in described first The driving gear of mandrel end section, and be fixed on the driven gear of second central axis end, the driving gear and driven Gear intermeshing transmission.

7. the rotary feeder as described in claim 1~6 is any, which is characterized in that the scraper has at least two, adjacent two External arc length between a scraper is more than or equal to the external arc length between two neighboring blade.

8. the rotary feeder as described in claim 1~6 is any, which is characterized in that be equipped with pocket flitch, institute in the hopper chamber Stating pocket flitch includes two expansion mouths being fixedly connected with respectively with two adjacent blades, and is in the hopper chamber bottom and two Hold the curved portion being connected respectively with the expansion mouth.

9. rotary feeder as claimed in claim 8, which is characterized in that the outer end of at least one expansion mouth have in shell The flexibility that wall is in contact scrapes materials and parts.

10. the rotary feeder as described in claim 1~6 is any, which is characterized in that the housing sidewall is equipped with face institute The observation window for scraping material wheel is stated, is equipped with cover board at the observation window.