CN201377809Y - Screw ejecting device - Google Patents
Screw ejecting device Download PDFInfo
- Publication number
- CN201377809Y CN201377809Y CN200920117613U CN200920117613U CN201377809Y CN 201377809 Y CN201377809 Y CN 201377809Y CN 200920117613 U CN200920117613 U CN 200920117613U CN 200920117613 U CN200920117613 U CN 200920117613U CN 201377809 Y CN201377809 Y CN 201377809Y
- Authority
- CN
- China
- Prior art keywords
- spiral
- screw mechanism
- screw
- casing
- boiler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Screw Conveyors (AREA)
Abstract
The utility model discloses a screw ejecting device, which comprises a case and a driving device, one side of the case is provided with a feeding hole, the bottom of the case is provided with a discharge hole, the case therein is provided with a screw mechanism for ejection, and the driving device drives the screw mechanism to rotate so that materials enter the feeding hole of a boiler; the driving device comprises a reducing motor, a small-toothed sprocket wheel, a large-toothed sprocket wheel and a transmission shaft, the output shaft of the reducing motor is connected with the small-toothed sprocket wheel which is connected with the large-toothed sprocket wheel through a sleeve roller chain, and the large-toothed sprocket wheel is connected with the transmission shaft and drives the screw mechanism to rotate; the screw mechanism comprises a rotary drum and a plurality of screw blades fixedly connected with the outer wall of the rotary drum, and the screw blades are arranged in the form of bilateral symmetry. The utility model effectively avoids the blockage of materials and improves the combustion efficiency of the boiler. The screw ejecting device always gives downward acting force to the materials during running process to accelerate the materials to smoothly flow into the hearth of the boiler. In addition, the device avoids the secondary pollution of the air and the loss of heat energy through the shell flange of the ejecting device and the feeding hole flange of the boiler.
Description
Technical field
The utility model relates to the conveying device of prehensile materials such as being mainly used in living beings and rubbish.
Background technology
Spiral kickoff device is the conveying device that a kind of collaborative chain scraper conveyor or conveying worm use, and it is mainly used in the conveying of prehensile materials such as living beings and rubbish.Generally, chain scraper conveyor or conveying worm when boiler enters the mouth, all rely on mass transport the deadweight of material to fall into burner hearth along the boiler feed chute and burn.Because material density is less, itself have stronger prehensile again, very easily stop up because of bridging in the boiler porch, therefore chain scraper conveyor or conveying worm are difficult to guarantee the uniformity of logistics in the material conveying process, cause the Fluidized Bed Boiler burning insufficient, then in boiler furnace, produce malleation, flue gas, not only causes the secondary pollution of air, and causes a large amount of losses of heat energy toward external leakage along the boiler inlet in the burner hearth.
The utility model content
The purpose of this utility model is to provide spiral kickoff device, can effectively solve existing conveying device stops up because of bridging in the boiler porch when prehensile materials such as conveying living beings and rubbish easily, be difficult to guarantee the uniformity of logistics in the material conveying process, cause the Fluidized Bed Boiler burning insufficient, then in boiler furnace, produce malleation, cause the secondary pollution of air, and cause the problem of a large amount of losses of heat energy.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: spiral kickoff device, it is characterized in that: comprise casing and drive unit, casing one side is a charging aperture, bottom of shell is a discharging opening, be provided with the screw mechanism that material toggling is used in the casing, drive unit drives the screw mechanism rotation and makes material flow boiler feed mouth.
Further, drive unit comprises reducing motor, little tooth sprocket, big tooth sprocket and power transmission shaft, and the output shaft of reducing motor connects little tooth sprocket, and little tooth sprocket is connected by bushroller chain with big tooth sprocket, big tooth sprocket connects power transmission shaft and drives the screw mechanism rotation, and transmission is reliable and stable.
Further, the power transmission shaft outer radial connects spiral regulating device, spiral regulating device comprises helical screw, be provided with slide rail in the casing, the bearing block of power transmission shaft is located on the slide rail, and the helical screw front end passes connecting axle bearing behind the casing, change the displacement of spiral kickoff device by the rotating screw screw mandrel, promptly change the size of boiler feed mouth, can prevent the obstruction of material, played the purpose of even feeding.
Further, screw mechanism comprises some helical blades that rotating cylinder is fixedlyed connected with the rotating cylinder outer wall, and helical blade is symmetrical set, and gives material downward active force all the time, realizes even material toggling.
Preferably, the diameter of rotating cylinder adopts 500～700mm, changes simply directly big, and material is not easy to twine.
Preferably, the pitch of helical blade is 1100～1300mm, and pitch is big, and material is not easy to twine.
Further, the screw mechanism top is provided with clearing apparatus, and clearing apparatus comprises the cover plate of fixedlying connected with casing, the cover plate top is provided with handle, the cover plate bottom is provided with scraper cleaner, and scraper cleaner stops that the material of rotation breaks away from helical blade, has avoided the material winding, has been bonded on the helical blade.
Further, scraper cleaner is provided with the adjusting slotted hole, and cross-under has locking piece that the height of scraper cleaner is regulated in the adjusting slotted hole, can regulate the height of scraper cleaner according to actual needs, and is applied widely.
Further, the cover plate bottom surface is provided with reinforcement, guarantees the intensity of cover plate and the intensity of scraper cleaner.
Further, the bottom of shell discharging opening connects the boiler feed mouth by flange I, and good airproof performance has been avoided the outflow of boiler flue and caused secondary pollution and heat-energy losses.
The utility model has effectively been avoided the obstruction of material owing to adopted technique scheme, and spiral kickoff device gives material downward active force in operation process all the time on the one hand, plays brokenly the purpose of arch, impels material to flow into boiler furnace smoothly; On the other hand,, control the influx of material, guarantee to enter the uniformity of boiler furnace logistics as much as possible, reduce the possibility that boiler furnace produces malleation, improve the efficiency of combustion of boiler by regulating the spirochetal rotating speed of material toggling; In addition,, further avoided the outflow of inner flue gas of the stove, avoided the secondary pollution of air and the loss of heat energy by joining of setting gauge shell flange and boiler feed mouth flange.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is the structural representation of the utility model spiral kickoff device;
Fig. 2 is the left view of Fig. 1.
The specific embodiment
As depicted in figs. 1 and 2, be the utility model spiral kickoff device, comprise casing 1 and drive unit 2, drive unit 2 comprises reducing motor 21, little tooth sprocket 22, big tooth sprocket 23 and power transmission shaft 25, the output shaft of reducing motor 21 connects little tooth sprocket 22, driving little tooth sprocket 22 rotates, little tooth sprocket 22 is connected by bushroller chain 24 with big tooth sprocket 23, be that little tooth sprocket 22 drives big tooth sprocket 23 rotations, big tooth sprocket 23 connects power transmission shaft 25 and drives power transmission shaft 25 rotations, rotates thereby make power transmission shaft 25 drive screw mechanisms 3.Power transmission shaft 25 outer radial connect spiral regulating device 5, and spiral regulating device 5 comprises helical screw 51, is provided with slide rail 53 in the casing 1, and the bearing block 52 of power transmission shaft 25 is located on the slide rail 53, and helical screw 51 front ends pass casing 1 back connecting axle bearing 52.By rotating screw screw mandrel 51, the bearing block 52 that is installed on the slide rail 53 carries out horizontal slip, thereby drives power transmission shaft 25 displacements, and the displacement of spiral kickoff device has changed the size of boiler feed mouth, can prevent the obstruction of material, plays the purpose of even feeding.Casing 1 one sides are charging aperture, and charging aperture is by flange II7 attachment material conveyer, and casing 1 bottom is a discharging opening, and discharging opening connects the boiler feed mouth by flange I6, have avoided the outflow of boiler flue and cause secondary pollution and heat-energy losses.Be provided with the screw mechanism 3 that material toggling is used in the casing 1, screw mechanism 3 comprises some helical blades 32 that rotating cylinder 31 is fixedlyed connected with rotating cylinder 31 outer walls, helical blade 32 is symmetrical set, and the diameter of rotating cylinder 31 adopts 500～700mm, and the pitch of helical blade 32 is 1100～1300mm, diameter is big, pitch is big, and material is not easy to twine, and drive unit 2 drives screw mechanism 3 rotations and makes material flow boiler feed mouth, helical blade 32 gives material downward active force all the time, realizes even material toggling.Screw mechanism 3 tops are provided with clearing apparatus 4, clearing apparatus 4 comprises the cover plate 41 of fixedlying connected with casing 1, cover plate 41 tops are provided with handle 42, cover plate 41 bottoms are provided with scraper cleaner 43, scraper cleaner 43 stops that the material of rotation breaks away from helical blade 32, has avoided the material winding, has been bonded on the helical blade 32.Scraper cleaner 43 is provided with regulates slotted hole 44, cross-under has locking piece that the height of scraper cleaner 43 is regulated in the adjusting slotted hole 44, can regulate the height of scraper cleaner 43 according to actual needs, applied widely, after scraper cleaner 43 wearing and tearing, removable lower cover 41 is changed, and cover plate 41 bottom surfaces are provided with reinforcement 45, guarantees the intensity of cover plate 41 and the intensity of scraper cleaner 43.The utility model drives helical blade 32 by drive unit 2 and rotates, and helical blade 32 gives material downward active force all the time, impels material to flow into boiler furnace smoothly and does not form obstruction, thereby play the material toggling effect.
Claims (10)
1, spiral kickoff device, it is characterized in that: comprise casing (1) and drive unit (2), described casing (1) one side is a charging aperture, described casing (1) bottom is a discharging opening, be provided with the screw mechanism (3) that material toggling is used in the described casing (1), described drive unit (2) drives screw mechanism (3) rotation makes material flow into the boiler feed mouth.
2, spiral kickoff device according to claim 1, it is characterized in that: described drive unit (2) comprises reducing motor (21), little tooth sprocket (22), big tooth sprocket (23) and power transmission shaft (25), the output shaft of described reducing motor (21) connects little tooth sprocket (22), little tooth sprocket (22) is connected by bushroller chain (24) with described big tooth sprocket (23), and described big tooth sprocket (23) connects power transmission shaft (25) and drives screw mechanism (3) rotation.
3, spiral kickoff device according to claim 2, it is characterized in that: described power transmission shaft (25) outer radial connects spiral regulating device (5), spiral regulating device (5) comprises helical screw (51), be provided with slide rail (53) in the described casing (1), the bearing block (52) of described power transmission shaft (25) is located on the described slide rail (53), and described helical screw (51) front end passes casing (1) back connecting axle bearing (52).
4, spiral kickoff device according to claim 1 is characterized in that: described screw mechanism (3) comprises rotating cylinder (31) and some helical blades (32) of fixedlying connected with described rotating cylinder (31) outer wall, and described helical blade (32) is symmetrical set.
5, spiral kickoff device according to claim 4 is characterized in that: the diameter of described rotating cylinder (31) adopts 500～700mm.
6, spiral kickoff device according to claim 4 is characterized in that: the pitch of described helical blade (32) is 1100～1300mm.
7, according to any described spiral kickoff device of claim 1 to 6, it is characterized in that: described screw mechanism (3) top is provided with clearing apparatus (4), described clearing apparatus (4) comprises the cover plate (41) of fixedlying connected with described casing (1), described cover plate (41) top is provided with handle (42), and described cover plate (41) bottom is provided with scraper cleaner (43).
8, spiral kickoff device according to claim 7 is characterized in that: described scraper cleaner (43) is provided with regulates slotted hole (44), and cross-under has locking piece that the height of described scraper cleaner (43) is regulated in the described adjusting slotted hole (44).
9, spiral kickoff device according to claim 7 is characterized in that: described cover plate (41) bottom surface is provided with reinforcement (45).
10, spiral kickoff device according to claim 1 is characterized in that: described casing (1) bottom discharge mouth connects the boiler feed mouth by flange I (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920117613U CN201377809Y (en) | 2009-04-10 | 2009-04-10 | Screw ejecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920117613U CN201377809Y (en) | 2009-04-10 | 2009-04-10 | Screw ejecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201377809Y true CN201377809Y (en) | 2010-01-06 |
Family
ID=41517921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920117613U Expired - Lifetime CN201377809Y (en) | 2009-04-10 | 2009-04-10 | Screw ejecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201377809Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532674B (en) * | 2009-04-10 | 2010-11-17 | 钱尧翎 | Spiral kickoff device |
| CN102506185A (en) * | 2011-10-23 | 2012-06-20 | 中冶焦耐(大连)工程技术有限公司 | Self-cleaning sealed feeding and dumping device |
| CN103234356A (en) * | 2013-04-15 | 2013-08-07 | 中信重工机械股份有限公司 | Rotary feeding device of sinter cooling furnace |
| CN113998328A (en) * | 2019-09-10 | 2022-02-01 | 刘素华 | Rotary material cleaning method in material stripping toothed rack of mining machine and rotary material cleaning device in material stripping toothed rack |
-
2009
- 2009-04-10 CN CN200920117613U patent/CN201377809Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532674B (en) * | 2009-04-10 | 2010-11-17 | 钱尧翎 | Spiral kickoff device |
| CN102506185A (en) * | 2011-10-23 | 2012-06-20 | 中冶焦耐(大连)工程技术有限公司 | Self-cleaning sealed feeding and dumping device |
| CN103234356A (en) * | 2013-04-15 | 2013-08-07 | 中信重工机械股份有限公司 | Rotary feeding device of sinter cooling furnace |
| CN103234356B (en) * | 2013-04-15 | 2016-02-10 | 中信重工机械股份有限公司 | Sintering deposit cool furnace rotates charging gear |
| CN113998328A (en) * | 2019-09-10 | 2022-02-01 | 刘素华 | Rotary material cleaning method in material stripping toothed rack of mining machine and rotary material cleaning device in material stripping toothed rack |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101514812B (en) | Biomass burner | |
| CN201377809Y (en) | Screw ejecting device | |
| CN101532674B (en) | Spiral kickoff device | |
| CN203473641U (en) | Rotating bunker type spiral anti-blocking device | |
| CN214422575U (en) | Updraft type fixed bed biomass gasifier | |
| CN103776046B (en) | Rotating biomass boiler storing and feed process is postponed before screw rod | |
| CN201462865U (en) | Steel ball conveyor for removing soot from boiler | |
| CN211781195U (en) | Biomass boiler feeding device with air inlet structure | |
| CN105222126A (en) | Biomass particle burning machine | |
| CN201706860U (en) | Domestic garbage continuous feeding and drying device | |
| CN204079913U (en) | A kind of lower propelling expects straw gasification stove | |
| CN201636886U (en) | Coal-burning steam coal powder injection device | |
| CN218914902U (en) | Efficient energy-saving furnace arch of biomass-fired industrial boiler | |
| CN219177692U (en) | Fixation machine with particle combustion assembly | |
| CN216744423U (en) | Automatic feeding device for biomass burner | |
| CN201944868U (en) | Double-helical coal mud feeder | |
| CN206449673U (en) | Combustion furnace and coal charge decker | |
| CN205873128U (en) | Feed system before refuse furnace | |
| CN202177284U (en) | Rotation drum and tube bundle type drying device | |
| CN204806432U (en) | Conveying device | |
| CN214791231U (en) | Feeding device for thin rod and biomass powder fuel | |
| CN220818075U (en) | Organic heat carrier boiler for burning biomass burner | |
| CN206782751U (en) | A kind of feeding device of comminutor | |
| CN221375744U (en) | Feed hopper of heating furnace | |
| CN210035517U (en) | Feeding mechanism for garbage incinerator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100106 Effective date of abandoning: 20090410 |