CN101823615A - Screw conveyer - Google Patents
Screw conveyer Download PDFInfo
- Publication number
- CN101823615A CN101823615A CN201010177736A CN201010177736A CN101823615A CN 101823615 A CN101823615 A CN 101823615A CN 201010177736 A CN201010177736 A CN 201010177736A CN 201010177736 A CN201010177736 A CN 201010177736A CN 101823615 A CN101823615 A CN 101823615A
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- China
- Prior art keywords
- bearing assembly
- housing
- thrust bearing
- external
- conveyor screw
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- 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.)
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- Screw Conveyors (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Sealing Devices (AREA)
Abstract
The invention relates to a screw conveyer, which mainly aims at solving the technical problems that a gap arranged between the bearing assembly and the spindle of the existing powder conveying equipment easily causes axial material leakage and the like. The essential technical scheme is that a shell(12) is in a barrel-shaped structure, one end of the shell(12) is provided with an externally arranged centering bearing assembly(1), and the other end of the shell(12) is provided with an externally arranged thrust bearing assembly(7); the upper part of the shell(12) is provided with a material receiving port(5), and the lower part of the shell(12) is provided with a discharge port(6); and a screw shaft(11) is arranged in the shell(12), the two ends of the screw shaft(11) are respectively connected with the externally arranged centering bearing assembly(1) and the externally arranged thrust bearing assembly(7) in a sealing and matching mode, and the externally arranged thrust bearing assembly(7) is connected with a driving device(10). The screw conveyer can effectively prevent the materials from leaking and producing dust, can effectively prolong the service life of the device, and is especially suitable for being applied in the charging processes of various powders.
Description
Technical field
The present invention relates to a kind of device that powder is carried that is used for.
Background technology
At present, general powder load transfer device particularly screw conveyor in the process of convey materials, mostly there is the gap between its bearing assembly and the screw shaft, thereby easily produce axial material from leakage, be easy to produce dust, both polluted working environment easily, also easily cause the waste of raw material, simultaneously, influence the service life of equipment.
Summary of the invention
The purpose of this invention is to provide that a kind of difficult generation dust and charging progress are very fast, the conveyor screw of long service life.
The technical solution adopted for the present invention to solve the technical problems is: at 12 one-tenth tubular structures of housing, be provided with external tilting bearing assembly 1 at an end of housing 12, the other end is provided with external thrust bearing assembly 7; Material receiving port 5 is established on the top of housing 12, and discharging opening 6 is established in the bottom of housing 12; Be provided with screw shaft 11 in the housing 12, the two ends of screw shaft 11 are sealed and matched for 7 one-tenth with external thrust bearing assembly with external tilting bearing assembly 1 respectively and join, and external thrust bearing assembly 7 joins with actuating device 10.External tilting bearing assembly 1 can adopt butt flange 3 to join with housing 12 respectively with external thrust bearing assembly 7.Also can in external tilting bearing assembly 1 and external thrust bearing assembly 7, be respectively arranged with sealing arrangement 2.Described sealing arrangement 2 comprises seal receptacle 14 and labyrinth gland 16, and seal receptacle 14 matches with labyrinth gland 16 employing labyrinth seal structures and is connected; Inwall at seal receptacle 14 is provided with aeroseal annular groove 13, and the pressurized air incoming interface 19 that communicates with aeroseal annular groove 13 is set on seal receptacle 14; Labyrinth gland 16 is provided with dust boot 17.Also can be provided with outside framework oil seal 18 at the joint of seal receptacle 14 and dust boot 17 and rotating shaft.
The present invention also can housing 12 be provided with and inspects door 4.Or be connected with coupler 8, speed reduction gearing 9 and actuating device 10 in turn at an end of the external thrust bearing assembly 7 of screw shaft 11 suits.
The present invention also can be arranged on discharging opening 6 middle part of housing 12, and the spiral leaf on the screw shaft 11 is symmetrical distribution in the both sides of discharging opening 6 respectively.
The invention has the beneficial effects as follows: it becomes to be sealed and matched by the two ends at screw shaft external tilting bearing assembly and external thrust bearing assembly is set respectively, can prevent the leakage of material effectively, both be difficult for producing dust, and also can have prolonged the service life of equipment effectively; Simultaneously, by at the spiral leaf of the both sides of discharging opening design to revolving, thereby can accelerate the conveying process of material, powder is no longer freely landed, it can avoid powder to produce airborne dust effectively, and has avoided the waste of raw material.It is particularly suitable for being applied in the charging process of various powders.
Description of drawings
Fig. 1 is a contour structures scheme drawing of the present invention.
Fig. 2 is the plan structure scheme drawing of Fig. 1.
Fig. 3 is the local structure for amplifying scheme drawing that external thrust bearing assembly end is installed.
Fig. 4 is the local structure for amplifying scheme drawing that external tilting bearing assembly end is installed.
Fig. 5 is that the B-B of Fig. 4 is to the sectional structure scheme drawing.
Among the figure: the external tilting bearing assembly of 1-, the 2-sealing arrangement, the 3-butt flange, 4-inspects door, the 5-material receiving port, 6-discharging opening, the external thrust bearing assembly of 7-, the 8-coupler, 9-speed reduction gearing, 10-actuating device, the 11-screw shaft, 12-housing, 13-aeroseal annular groove, the 14-seal receptacle, 15-labyrinth face of joint, 16-labyrinth gland, the 17-dust boot, 18-outside framework oil seal, 19-pressurized air incoming interface.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is described in further details.
Embodiment 1, and housing of the present invention 12 adopts tubular structures, is provided with external tilting bearing assembly 1 at an end of housing 12, and the other end is provided with external thrust bearing assembly 7; Material receiving port 5 is established on the top of housing 12, and discharging opening 6 is established in the bottom of housing 12; Be provided with screw shaft 11 in the housing 12, the two ends of screw shaft 11 are sealed and matched for 7 one-tenth with external thrust bearing assembly with external tilting bearing assembly 1 respectively and join, external thrust bearing assembly 7 joins with actuating device 10, or is connected with coupler 8, speed reduction gearing 9 and actuating device 10 in turn at an end of the external thrust bearing assembly 7 of screw shaft 11 suits.For conveniently making and installing and using, described external tilting bearing assembly 1 can adopt butt flange 3 to join with housing 12 respectively with external thrust bearing assembly 7.Also can in external tilting bearing assembly 1 and external thrust bearing assembly 7, be respectively arranged with sealing arrangement 2.Described sealing arrangement 2 comprises seal receptacle 14 and labyrinth gland 16, and seal receptacle 14 matches with labyrinth gland 16 employing labyrinth seal structures and is connected; Inwall at seal receptacle 14 is provided with aeroseal annular groove 13, the pressurized air incoming interface 19 that communicates with aeroseal annular groove 13 is set on seal receptacle 14, pressurized air can enter in the aeroseal annular groove 13 by pressurized air incoming interface 19 and form certain pressure, form the gas floating-ring seal, to strengthen sealing effectiveness; For preventing that effectively dust from entering in the bearing assembly, can be provided with dust boot 17 by labyrinth gland 16.For further strengthening the sealing sealing effectiveness, also can be provided with outside framework oil seal 18 at the joint of seal receptacle 14 and dust boot 17 and rotating shaft.In use, seal receptacle 14 is fixed on the housing, and labyrinth gland 16 is fixedly connected with rotating shaft, and the 16 one-tenth running-fits of labyrinth face of joint and labyrinth gland that are provided with on the seal receptacle 14 are connected; Drive screw shaft 11 rotations by actuating device, make material all to discharging opening 6 motions, thereby realize conveying function; Simultaneously, by sealing arrangement 2 is installed, thereby can prevent the leakage of material effectively in the external tilting bearing assembly 1 at screw shaft 11 two ends and external thrust bearing assembly 7, both be difficult for producing dust, also can prolong the service life of equipment effectively; Consult Fig. 1 to Fig. 5.
Embodiment 3, and the present invention also can be arranged on discharging opening 6 middle part of housing 12, and the spiral leaf on the screw shaft 11 is symmetrical distribution in the both sides of discharging opening 6 respectively.It is by at the spiral leaf of the both sides of discharging opening 6 design to revolving, thereby can accelerate the course of conveying of material, and powder is no longer freely landed, and avoids producing the possibility of airborne dust.Consult Fig. 1, all the other are with above-mentioned embodiment.
Claims (8)
1. conveyor screw is characterized in that: become tubular structure at housing (12), be provided with external tilting bearing assembly (1) at an end of housing (12), the other end is provided with external thrust bearing assembly (7); Material receiving port (5) is established on the top of housing (12), and discharging opening (6) is established in the bottom of housing (12); Be provided with screw shaft (11) in the housing (12), the two ends of screw shaft (11) become to be sealed and matched with external thrust bearing assembly (7) with external tilting bearing assembly (1) respectively and join, and external thrust bearing assembly (7) joins with actuating device (10).
2. conveyor screw according to claim 1 is characterized in that: external tilting bearing assembly (1) adopts butt flange (3) to join with housing (12) respectively with external thrust bearing assembly (7).
3. conveyor screw according to claim 1 is characterized in that: be respectively arranged with sealing arrangement (2) in described external tilting bearing assembly (1) and the external thrust bearing assembly (7).
4. conveyor screw according to claim 3 is characterized in that: described sealing arrangement (2) comprises seal receptacle (14) and labyrinth gland (16), and seal receptacle (14) matches with labyrinth gland (16) employing labyrinth seal structure and is connected; Inwall at seal receptacle (14) is provided with aeroseal annular groove (13), goes up at seal receptacle (14) the pressurized air incoming interface (19) that communicates with aeroseal annular groove (13) is set; Labyrinth gland (16) is provided with dust boot (17).
5. conveyor screw according to claim 4 is characterized in that: the joint in seal receptacle (14) and dust boot (17) and rotating shaft is provided with outside framework oil seal (18).
6. conveyor screw according to claim 1 is characterized in that: housing (12) is provided with inspects door (4).
7. conveyor screw according to claim 1 is characterized in that: the end at the external thrust bearing assembly of screw shaft (11) suit (7) is connected with coupler (8), speed reduction gearing (9) and actuating device (10) in turn.
8. conveyor screw according to claim 1 is characterized in that: discharging opening (6) is arranged on the middle part of housing (12), and the spiral leaf on the screw shaft (11) is symmetrical distribution in the both sides of discharging opening (6) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010177736.8A CN101823615B (en) | 2010-05-17 | 2010-05-17 | Screw conveyer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010177736.8A CN101823615B (en) | 2010-05-17 | 2010-05-17 | Screw conveyer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101823615A true CN101823615A (en) | 2010-09-08 |
| CN101823615B CN101823615B (en) | 2015-06-17 |
Family
ID=42687830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010177736.8A Expired - Fee Related CN101823615B (en) | 2010-05-17 | 2010-05-17 | Screw conveyer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101823615B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104891118A (en) * | 2015-05-29 | 2015-09-09 | 大丰市和顺新能源科技研发有限公司 | Novel spiral conveyor |
| CN112919139A (en) * | 2021-01-18 | 2021-06-08 | 江西齐劲材料有限公司 | Direct-plow type powder block separator |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2130793Y (en) * | 1992-08-01 | 1993-04-28 | 郑长庆 | Flexible screw conveyer |
| DE4343389A1 (en) * | 1993-12-18 | 1995-06-22 | Koellemann A J Gmbh | Shaft unit for high pressure processing unit |
| CN2578277Y (en) * | 2002-11-08 | 2003-10-08 | 贵阳铝镁设计研究院 | Spiral conveyor |
| CN2723389Y (en) * | 2004-08-20 | 2005-09-07 | 张文川 | Middle hoisting bearing of screw conveyer and middle hoisting device used therefor |
| CN1978293A (en) * | 2005-11-30 | 2007-06-13 | 赵峰 | Spiral conveyor bearing body (suspension bearing) |
| CN201062162Y (en) * | 2007-05-22 | 2008-05-21 | 厦门厦工集团有限公司 | Shaft end seal structure of screw conveyor |
| JP2009126666A (en) * | 2007-11-27 | 2009-06-11 | Aisin Sangyo Kk | Rotating shaft seal mechanism for screw feeder and its assembling method |
| CN101665188A (en) * | 2009-09-29 | 2010-03-10 | 牛斌 | Sealed discharging machine |
| CN201694623U (en) * | 2010-05-17 | 2011-01-05 | 湖南省三联环保科技有限公司 | Spiral conveyor |
-
2010
- 2010-05-17 CN CN201010177736.8A patent/CN101823615B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2130793Y (en) * | 1992-08-01 | 1993-04-28 | 郑长庆 | Flexible screw conveyer |
| DE4343389A1 (en) * | 1993-12-18 | 1995-06-22 | Koellemann A J Gmbh | Shaft unit for high pressure processing unit |
| CN2578277Y (en) * | 2002-11-08 | 2003-10-08 | 贵阳铝镁设计研究院 | Spiral conveyor |
| CN2723389Y (en) * | 2004-08-20 | 2005-09-07 | 张文川 | Middle hoisting bearing of screw conveyer and middle hoisting device used therefor |
| CN1978293A (en) * | 2005-11-30 | 2007-06-13 | 赵峰 | Spiral conveyor bearing body (suspension bearing) |
| CN201062162Y (en) * | 2007-05-22 | 2008-05-21 | 厦门厦工集团有限公司 | Shaft end seal structure of screw conveyor |
| JP2009126666A (en) * | 2007-11-27 | 2009-06-11 | Aisin Sangyo Kk | Rotating shaft seal mechanism for screw feeder and its assembling method |
| CN101665188A (en) * | 2009-09-29 | 2010-03-10 | 牛斌 | Sealed discharging machine |
| CN201694623U (en) * | 2010-05-17 | 2011-01-05 | 湖南省三联环保科技有限公司 | Spiral conveyor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104891118A (en) * | 2015-05-29 | 2015-09-09 | 大丰市和顺新能源科技研发有限公司 | Novel spiral conveyor |
| CN112919139A (en) * | 2021-01-18 | 2021-06-08 | 江西齐劲材料有限公司 | Direct-plow type powder block separator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101823615B (en) | 2015-06-17 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20150617 Termination date: 20200517 |