CN201144094Y - Powder feeder - Google Patents
Powder feeder Download PDFInfo
- Publication number
- CN201144094Y CN201144094Y CNU2007200420041U CN200720042004U CN201144094Y CN 201144094 Y CN201144094 Y CN 201144094Y CN U2007200420041 U CNU2007200420041 U CN U2007200420041U CN 200720042004 U CN200720042004 U CN 200720042004U CN 201144094 Y CN201144094 Y CN 201144094Y
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- China
- Prior art keywords
- housing
- conveying belt
- load
- powder
- transfer device
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- Expired - Fee Related
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Abstract
The utility model discloses a powder feeder which includes a shell the upper and the lower parts of which are opened and a powder feeder arranged in the middle of the shell; the top part and the bottom part of the shell are respectively provided with a feed opening and a discharge opening; the powder feeder includes a drive roller and a driven roller horizontally arranged in the shell; a scraper conveying belt is twisted on the drive roller and the driven roller; vanes are uniformly arranged on the conveying belt; a conveying belt straining mechanism is arranged between the drive roller and the driven roller; the two transverse sides of the conveying belt are provided with conveying belt seal mechanisms; a scraping device is arranged at the inner side of the loosening side of the conveying belt and arranged between the drive roller and the driven roller; compared with the prior art, the conveying belt feeding device is adopted by the utility model; vanes are arranged on the conveying belt to divide the conveying belt into a plurality of tiny empty cavities used for holding powders; the powders enter into the empty cavities from the feed opening and are outputted from the discharge opening under the driving by the conveying belt; as the empty cavities are smaller and have a plurality of numbers, the powders are continuous and uniform when being conveyed.
Description
Technical field
The utility model relates to a kind of powder load transfer device, relates in particular to a kind of feeder that powder can be carried continuously, equably, belongs to the continuous conveying equipment technical field.
Background technology
Feeder in the existing powder load transfer device is the single impeller structure, as shown in Figure 4, feeder housing center is provided with rotating shaft, a plurality of blades radially are arranged on equably along rotating shaft and constitute impeller in the rotating shaft, this impeller is divided into several cavitys with feeder housing inner chamber, powder is from the inlet point input of feeder top, rotation by impeller, powder is carried downwards from corresponding cavity by a plurality of blades, because the cavity volume between the blade is bigger, when blade forwards the discharging opening of feeder below to, powder in this impeller cavity transfers out from discharging opening at once, during to discharging opening, could carry the interior powder of next cavity until next blade, it is inhomogeneous to cause powder to be carried, delivery precision is relatively poor, and the leakiness powder, easily stop up.If will make powder carry evenly, the diameter of rotating shaft just must increase, and blade quantity just can increase, the volume of the cavity between such two blades just can reduce, and the powder of conveying just can be even, but like this, increase manufacturing cost on the one hand, also increased equipment quality on the other hand.
Summary of the invention
Technical problem to be solved in the utility model is at above-mentioned the deficiencies in the prior art, and provides a kind of simple in structure and can carry the powder feeder of powder continuously, equably.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of powder feeder, the housing that comprises upper and lower opening, be positioned at the powder feedway at housing middle part, top and bottom at housing are provided with inlet point, discharging opening respectively, described powder feedway is included in horizontally disposed drive roll, driven cylinder in the housing, scrape sheet conveying belt and be wrapped on drive roll and the driven cylinder, uniform blade on the load-transfer device.Between drive roll and driven cylinder, be provided with the load-transfer device stretching device.In the load-transfer device both lateral sides, be provided with the load-transfer device sealing mechanism.The scraper plate device is arranged on the inboard of load-transfer device slack list, between drive roll and driven cylinder.
Aforesaid powder feeder, wherein said stretching device comprises: the pull bar of adjustable-length, tensioning support, driven drum shaft, bearing, crank; One end and the bearing of described pull bar are hinged, one end of the other end of pull bar and crank is hinged, the other end of crank is captiveed joint with the axle head of driven drum shaft, one end of tensioning support is captiveed joint with the axle head of driven drum shaft, the other end is captiveed joint with the axle head of tension wheel shaft, at the middle part of tensioning support, also be provided with tensioning support stop gear.
Aforesaid powder feeder, wherein said tensioning support stop gear comprises: screw rod, otic placode; Described otic placode is arranged on the housing, and described screw rod passes the screw of otic placode, and its termination vertically withstands on the tensioning support.
Aforesaid powder feeder, wherein said hermetically-sealed construction are positioned at load-transfer device transverse edge both sides, comprise inner panel, outside plate, screw, sealing member; Described inner panel is captiveed joint with outside plate, and described sealing member is arranged on the last lower edge of outside plate, between the outer peripheral face of housing inboard and drive roll or driven cylinder; Described screw passes the sidewall of housing, withstands between the outside plate outside and the load-transfer device transverse edge.
Aforesaid powder feeder, the discharge end cavity of wherein said housing be shaped as up big and down small inverted trapezoidal structure.
Compared with prior art, the utlity model has following advantage:
1, the utility model adopts the belt conveyor feedway, blade is set on belt conveyor, belt conveyor is divided into the cavity that powder is held in several very little being used to, powder enters cavity by inlet point, and under the drive of belt conveyor, export from discharging opening, because cavity is less more, so powder is continuous and even when carrying.
2, compare the feedway of single impeller structure, the length of belt conveyor is not subjected to the influence of turning cylinder diameter, thus can do very big, make enough little that cavity does, the powder that single cavity is carried is still less more even, total is simple, be easy to processing, cost of manufacture is low.
3, the utility model driving band is driven by driving roller and return idler, between driving roller and return idler, also be provided with one and regulate the slack-free tension wheel of driving band, this tension wheel is connected with a stretching device and realizes tension by this stretching device, stretching device is made up of connecting rod, tensioning support, S. A., the bearing of adjustable-length, realize tensioning by regulating connecting rod, simple in structure, easy to adjust, be easy to realize tensioning.
4, belt conveyor in use can wear and tear, and belt conveyor narrows down behind the conveyer belt abrasion, can increase with the side play of powder feeder housing, very easily causes Lou powder phenomenon, and this can influence the measuring accuracy of powder.The utility model has designed a kind of adjustable closing plate, by adjustable bolt, regulates the gap between closing plate and the belt conveyor, makes them keep suitable gap, can avoid feeder to leak the generation of powder phenomenon.
5, the discharge end cavity of housing be shaped as down trapezoidal cavity body structure, thisly fall trapezoidal cavity body structure, be convenient to the conveying of powder, avoid the generation of buildup, putty phenomenon, powder can directly flow to discharging opening, guarantees the normal operation of powder feeder.
Description of drawings
Fig. 1 is the structural representation of the utility model powder feeder.
Fig. 2 is the utility model stretching device structural representation.
Fig. 3 is the utility model belt conveyor sealed structural representation.
Fig. 4 single impeller powder feeder powder is carried scheme drawing, and wherein 4a is that powder is carried first view, and 4b is that powder is carried second view.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated.As shown in Figure 1, in conjunction with Fig. 2, Fig. 3, comprise the housing 1 of upper and lower opening, be positioned at the powder feedway at housing 1 middle part, top and bottom at housing 1 are provided with inlet point 7, discharging opening 8 respectively, the discharge end cavity of its housing 1 be shaped as up big and down small inverted trapezoidal structure.Described powder feedway is included in horizontally disposed drive roll 3, driven cylinder 4 in the housing 1, scraping sheet conveying belt 2 is wrapped on drive roll 3 and the driven cylinder 4, uniform blade 5 on the load-transfer device 2, between drive roll 3 and driven cylinder 4, be provided with load-transfer device stretching device 17,, be provided with load-transfer device sealing mechanism 9 in the horizontal both sides of load-transfer device 2, hermetically-sealed construction 9 is positioned at load-transfer device 2 transverse edge both sides, comprises inner panel 91, outside plate 92, screw 93, sealing member 94; Described inner panel 91 is captiveed joint with outside plate 92, and described sealing member 94 is arranged on the last lower edge of outside plate 92, between the outer peripheral face of housing 1 inboard and drive roll 3 or driven cylinder 4; Described screw 93 passes the sidewall of housing 1, withstands between outside plate 92 outsides and load-transfer device 2 transverse edges, and scraper plate device 15 is arranged on the inboard of load-transfer device 2 slack lists, between drive roll 3 and driven cylinder 4.Described stretching device comprises: the pull bar 11 of adjustable-length, tensioning support 12, driven drum shaft 13, bearing 14, crank 16; One end and the bearing 14 of described pull bar 11 are hinged, one end of the other end of pull bar 11 and crank 16 is hinged, the other end of crank 16 is captiveed joint with the axle head of driven drum shaft 13, one end of tensioning support 12 is captiveed joint with the axle head of driven drum shaft 13, the other end is captiveed joint with the axle head of tension wheel shaft 61, at the middle part of tensioning support 12, also be provided with tensioning support stop gear 17, described tensioning support stop gear 17 comprises: screw rod 171, otic placode 172; Described otic placode 172 is arranged on the housing 1, and described screw rod 171 passes the screw of otic placode 172, and its termination vertically withstands on the tensioning support 12.
The principle of work of drum-type bilobed wheel powder feeder is: powder enters feeder by inlet point 4, is driven by driving roller 3 and return idler 4 and divides belt conveyor 2 to move, and belt conveyor 2 also can be a separate slot formula belt conveyor, and powder is transported to discharging opening 8.Tension wheel 6 is used for tensioning belt conveyor 2, and the powder that scraper plate device 5 is used for trickling down at belt conveyor 2 home records scrapes discharging opening 8.
The utility model adopts tension wheel tensioning belt conveyor, and by the length that the rotation swing arm can be regulated swing arm, drivening rod rotates around S. A., drives the tensioning support by S. A. again and rotates, and realizes the tensioning of tension wheel to belt conveyor.Tension wheel is slack-free reliable during for assurance work, and this structure has increased inhibiting device, after adjust the tension wheel position, by regulating the caging bolt on the inhibiting device, limits the position of tensioning support.
Claims (5)
1, a kind of powder feeder, the housing (1) that comprises upper and lower opening, be positioned at the powder feedway at housing (1) middle part, top and bottom at housing (1) are provided with inlet point (7) respectively, discharging opening (8), it is characterized in that, described powder feedway is included in horizontally disposed drive roll (3) in the housing (1), driven cylinder (4), scraping sheet conveying belt (2) is wrapped on drive roll (3) and the driven cylinder (4), load-transfer device (2) is gone up uniform blade (5), between drive roll (3) and driven cylinder (4), be provided with load-transfer device stretching device (17), in the horizontal both sides of load-transfer device (2), be provided with the load-transfer device sealing mechanism, scraper plate device (15) is arranged on the inboard of load-transfer device (2) slack list, is positioned between drive roll (3) and the driven cylinder (4).
2, powder feeder according to claim 1 is characterized in that, described stretching device comprises: the pull bar of adjustable-length (11), tensioning support (12), driven drum shaft (13), bearing (14), crank (16); One end of described pull bar (11) and bearing (14) are hinged, one end of the other end of pull bar (11) and crank (16) is hinged, the other end of crank (16) is captiveed joint with the axle head of driven drum shaft (13), one end of tensioning support (12) is captiveed joint with the axle head of driven drum shaft (13), the other end is captiveed joint with the axle head of tension wheel shaft (61), middle part in tensioning support (12) also is provided with tensioning support stop gear (17).
3, powder feeder according to claim 2 is characterized in that, described tensioning support stop gear (17) comprising: screw rod (171), otic placode (172); Described otic placode (172) is arranged on the housing (1), and described screw rod (171) passes the screw of otic placode (172), and its termination vertically withstands on the tensioning support (12).
4, powder feeder according to claim 1 is characterized in that, described hermetically-sealed construction (9) is positioned at load-transfer device (2) transverse edge both sides, comprises inner panel (91), outside plate (92), screw (93), sealing member (94); Described inner panel (91) is captiveed joint with outside plate (92), and described sealing member (94) is arranged on the last lower edge of outside plate (92), is positioned between the outer peripheral face of housing (1) inboard and drive roll (3) or driven cylinder (4); Described screw (93) passes the sidewall of housing (1), withstands between outside plate (92) outside and load-transfer device (2) transverse edge.
5, powder feeder according to claim 1 is characterized in that, the discharge end cavity of described housing (1) be shaped as up big and down small inverted trapezoidal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200420041U CN201144094Y (en) | 2007-12-04 | 2007-12-04 | Powder feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200420041U CN201144094Y (en) | 2007-12-04 | 2007-12-04 | Powder feeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201144094Y true CN201144094Y (en) | 2008-11-05 |
Family
ID=40080962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200420041U Expired - Fee Related CN201144094Y (en) | 2007-12-04 | 2007-12-04 | Powder feeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201144094Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102172496A (en) * | 2011-02-28 | 2011-09-07 | 天津开发区合普工贸有限公司 | Toothed belt type aerosol generation equipment |
| CN117818956A (en) * | 2024-03-06 | 2024-04-05 | 山西皇城相府药业股份有限公司 | Granule cartridge packaging machine |
-
2007
- 2007-12-04 CN CNU2007200420041U patent/CN201144094Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102172496A (en) * | 2011-02-28 | 2011-09-07 | 天津开发区合普工贸有限公司 | Toothed belt type aerosol generation equipment |
| CN117818956A (en) * | 2024-03-06 | 2024-04-05 | 山西皇城相府药业股份有限公司 | Granule cartridge packaging machine |
| CN117818956B (en) * | 2024-03-06 | 2024-05-24 | 山西皇城相府药业股份有限公司 | Granule cartridge packaging machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081105 Termination date: 20131204 |