CN103523474A - Screw feeder with overflow hole seal - Google Patents
Screw feeder with overflow hole seal Download PDFInfo
- Publication number
- CN103523474A CN103523474A CN201310514785.XA CN201310514785A CN103523474A CN 103523474 A CN103523474 A CN 103523474A CN 201310514785 A CN201310514785 A CN 201310514785A CN 103523474 A CN103523474 A CN 103523474A
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- screw feeder
- outgate
- transfer passage
- portable plate
- shaft
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Abstract
The invention relates to the field of material conveying in powder production industry, in particular to a screw feeder with an overflow hole seal. The screw feeder comprises a conveying passage, a screw propeller shaft fitly nested in the conveying passage, and a drive motor. The top of one end of the conveying passage is provided with a feed hole. The bottom of the other end of the conveying passage is provided with a discharge hole. A jam detection mechanism is disposed at the discharge hole and comprises an overflow hole in the side wall of the conveying passage. An elastic ejector device and a switch element operating with the same are disposed inside the overflow hole, and a circular rubber seal is fixed at the edge of the overflow hole, between a moving plate and a fixed plate. The screw feeder is capable of detecting the jam status inside and sending out an alarm signal, so that a discharger operating with the feeder stops feeding and failure of the screw feeder and scattering of material are avoided.
Description
Technical field
The present invention relates to the mass transport field in powder process industry, be specifically related to a kind of screw feeder, particularly relate to a kind of screw feeder with outgate sealing.
Background technology
In flouring technology, screw feeder and the supporting transmission material of device that delivers from godown.Screw feeder inside is an airtight space, and outgate does not have safe sealing arrangement, only with a common lid sealing.In pulverizing process, the air pressure of feeding machine inside is greater than outside, and in machine, material is too much, while resulting in blockage, feeding machine does not have automatic controls, still from the device outlet of delivering from godown, continues convey materials, this just very easily makes flour back down lid discharge apparatus, causes the pollution of operating environment and the waste of raw material.In addition, if there is for a long time feed blocking in machine, can reduce feeding machine mass transport amount, reduce work efficiency, and can increase the operating load of helicallobe, cause fault, increasing device maintenance load.
Summary of the invention
Object of the present invention is exactly for the problem of discharge apparatus very easily of material in screw feeder conveying process in prior art, and a kind of screw feeder with outgate sealing is provided.This feeding machine in material conveying process, can be in machine material while occurring stopping up, automatically detect blocked state and send signal, equipment is quit work, effectively avoided the too much discharge apparatus of material in machine to cause the wasting of resources and environmental pollution.
The technical scheme that the present invention solves its technical matters is: a kind of screw feeder with outgate sealing, comprise that transfer passage and coupling are set in the spiral promoting shaft in transfer passage, and drive motor, one end upside of transfer passage arranges inlet point, the other end downside of transfer passage arranges discharging opening, at discharging opening place, be provided with crowded testing agency, described crowded testing agency comprises an outgate that is arranged on transfer passage sidewall, in outgate inner side, arrange elastic top pressure device and with the on-off element of elastic top pressure device cooperating, on outgate, be provided with adapter plate, in elastic top pressure device bottom, be provided with portable plate, described elastic top pressure device is on portable plate, to be installed with push shaft, in adapter plate bottom, axle sleeve is installed, described push shaft coordinates installation with axle sleeve, on push shaft, be provided with the jump ring coming off for anti-thrust shaft, described axle sleeve outside is set with retracing spring, retracing spring one end is connected and fixed plate, and the other end connects portable plate, portable plate and and adapter plate between outer rim be also fixed with annular caulking gum body.
Described on-off element is pressure switch or is pressure sensor.
Described outgate and the discharging opening that is positioned at transfer passage sidewall is symmetrical arranged.
Described drive motor and spiral promoting shaft input end be through chain, belt or gear transmission.
Beneficial effect: the present invention is simple in structure, cost of manufacture is low, easy to use, owing to being provided with crowded testing agency at screw feeder discharging opening place, in convey materials process, at the equipment of next flow process, break down, while causing feed blocking, this crowded testing agency can detect in time blocked state in machine and also report to the police and send signal, makes to stop feed with the device that delivers from godown of feeding machine cooperating, avoids causing screw feeder fault and material to shed.Save raw material, guaranteed clean, the health of operating environment, and reduced the fault rate of equipment, be very suitable for promotion and implementation in flour conveying industries.
Accompanying drawing explanation
Fig. 1 is that the present invention is with the screw feeder structural representation of outgate sealing;
Fig. 2 is the outgate structure for amplifying schematic diagram in Fig. 1.
Number in the figure, 1 is spiral promoting shaft input end, and 2 is transfer passage, and 3 is sealing adapter plate, and 4 is closing plate, 5 is spiral promoting shaft; 6 is adapter plate, and 7 is axle sleeve, and 8 is push shaft, and 9 is on-off element, and 10 is caulking gum body; 11 is jump ring, and 12 is portable plate, and 13 is outgate, and 14 is inlet point, and 15 is discharging opening; 16 is retracing spring, and 17 is seal closure.
The specific embodiment
Below in conjunction with specific embodiment, the present invention will be further described.
Embodiment 1: referring to Fig. 1, Fig. 2, a kind of screw feeder with outgate sealing, comprise that transfer passage 2 and coupling are set in the spiral promoting shaft 5 in transfer passage 2, and drive motor, one end upside of transfer passage 2 arranges inlet point 14, the other end downside of transfer passage 2 arranges discharging opening 15, at discharging opening, 15 places are provided with crowded testing agency, described crowded testing agency comprises an outgate 13 that is arranged on transfer passage 2 sidewalls and discharging opening symmetric position, outgate and discharging opening are symmetrical arranged, can monitor feed blocking state in machine in the very first time, and and alarm send signal.In outgate 13 inner sides, arrange elastic top pressure device and with the on-off element 9 of elastic top pressure device cooperating, described on-off element 9 is positioned at the roof inner side of outgate seal closure 17, described on-off element 9 can or be pressure sensor for pressure switch.
On outgate 13, be provided with adapter plate 6, in elastic top pressure device bottom, be provided with portable plate 12, described elastic top pressure device is on portable plate 12, to be installed with push shaft 8, in adapter plate 6 bottoms, axle sleeve 7 is installed, described push shaft 8 coordinates installation with axle sleeve 7, and the position that is positioned at axle sleeve 7 tops on push shaft 8 is provided with jump ring 11, jump ring 11 coordinates with axle sleeve 7 scope that defines push shaft down sliding, and anti-thrust shaft 7 and portable plate 12 come off.Described axle sleeve 7 outsides are set with retracing spring 16, and retracing spring 16 one end are connected and fixed plate 6, and the other end connects portable plate 12, in machine, during feed blocking, under the promotion of portable plate material pressure in machine, overcome spring force, drive push shaft 8 integral body to move up, push shaft 8 pull switch element switches.Outer rim between portable plate 12 and adapter plate 6 is also fixed with annular caulking gum body 10.Caulking gum body 10 has guaranteed the leak tightness of crowded testing agency, detect sensitiveer, improved in addition the vertical mobile stability of portable plate, avoided portable plate only to rely on the pulling force of push shaft to support, in machine, flour pressure increases while upwards promoting portable plate, there is periphery discontinuity in portable plate, the phenomenon tilting.Further guaranteed the stability of equipment work.
The present embodiment principle of work is: the screw feeder sealing with outgate is in convey materials process, equipment in next flow process breaks down, while causing feed blocking, in machine, material pressure increases, and promotes to move on portable plate, the push shaft being fixed on portable plate is upwards movable, pull switch element switches, on-off element sends alerting signal after connecting, and the device that delivers from godown of control and feeding machine cooperating stops feed, avoided continuation supercharging to cause breakdown of equipment and material to shed.After on-off element is connected, feeding machine internal pressure is eased, and under the effect of retracing spring, portable plate drives push shaft return.
Claims (4)
1. the screw feeder with outgate sealing, comprise that transfer passage (2) and coupling are set in the spiral promoting shaft (5) in transfer passage (2), and drive motor, one end upside of transfer passage (2) arranges inlet point (14), the other end downside of transfer passage (2) arranges discharging opening (15), it is characterized in that: at discharging opening (15), locate to be provided with crowded testing agency, described crowded testing agency comprises an outgate (13) that is arranged on transfer passage sidewall, in outgate (13) inner side, arrange elastic top pressure device and with the on-off element (9) of elastic top pressure device cooperating, on outgate (13), be provided with adapter plate (6), in elastic top pressure device bottom, be provided with portable plate (12), described elastic top pressure device is on portable plate (12), to be installed with push shaft (8), axle sleeve (7) is installed in adapter plate bottom, described push shaft (8) coordinates installation with axle sleeve (7), on push shaft (8), be provided with the jump ring (11) coming off for anti-thrust shaft, described axle sleeve (7) outside is set with retracing spring (16), retracing spring (16) one end is connected and fixed plate (6), the other end connects portable plate (12), portable plate (12) and and adapter plate (6) between outer rim be also fixed with annular caulking gum body (10).
2. screw feeder according to claim 1, is characterized in that: described on-off element (9) is pressure switch, or is pressure sensor.
3. screw feeder according to claim 1, is characterized in that: described in be positioned at transfer passage (2) sidewall outgate (13) be symmetrical arranged with discharging opening (15).
4. according to the screw feeder described in claim 1-3 any one, it is characterized in that: the input end of described drive motor and spiral promoting shaft (1) is by chain, belt or gear transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310514785.XA CN103523474B (en) | 2013-10-28 | 2013-10-28 | With the screw feeder of overflow hole seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310514785.XA CN103523474B (en) | 2013-10-28 | 2013-10-28 | With the screw feeder of overflow hole seal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103523474A true CN103523474A (en) | 2014-01-22 |
| CN103523474B CN103523474B (en) | 2016-03-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310514785.XA Active CN103523474B (en) | 2013-10-28 | 2013-10-28 | With the screw feeder of overflow hole seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103523474B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841338A (en) * | 2014-02-14 | 2015-08-19 | 上海金匙环保科技股份有限公司 | Discharging device and pyrolysis processing system with discharging device |
| CN107867544A (en) * | 2017-12-05 | 2018-04-03 | 湖北惠泽生物科技股份有限公司 | The feed induction system of operating is automatically stopped after a kind of blocking |
| CN112251245A (en) * | 2020-09-29 | 2021-01-22 | 无锡金球机械有限公司 | Slag sealing method for cracking furnace |
| CN112456043A (en) * | 2020-11-27 | 2021-03-09 | 济南山水水泥有限公司 | Cement batching production line |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19523026A1 (en) * | 1995-06-24 | 1997-01-02 | Same Spa | Mass flow measurement for grain e.g. on combine harvester |
| CN201647619U (en) * | 2010-03-04 | 2010-11-24 | 辛华 | Anti-blocking alarming device |
| JP2013049498A (en) * | 2011-08-30 | 2013-03-14 | Sanki Eng Co Ltd | Screw conveyor device |
| CN203048036U (en) * | 2012-12-07 | 2013-07-10 | 四川顶点建筑工程有限公司 | Novel conveyor |
| CN203079226U (en) * | 2013-01-11 | 2013-07-24 | 巴彦淖尔盛安化工有限责任公司 | Ammonium nitrate spiral conveying blocking prevention device |
| CN203529314U (en) * | 2013-10-28 | 2014-04-09 | 焦作市胜利粮油设备有限公司 | Screw feeder with outgate seal |
-
2013
- 2013-10-28 CN CN201310514785.XA patent/CN103523474B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19523026A1 (en) * | 1995-06-24 | 1997-01-02 | Same Spa | Mass flow measurement for grain e.g. on combine harvester |
| CN201647619U (en) * | 2010-03-04 | 2010-11-24 | 辛华 | Anti-blocking alarming device |
| JP2013049498A (en) * | 2011-08-30 | 2013-03-14 | Sanki Eng Co Ltd | Screw conveyor device |
| CN203048036U (en) * | 2012-12-07 | 2013-07-10 | 四川顶点建筑工程有限公司 | Novel conveyor |
| CN203079226U (en) * | 2013-01-11 | 2013-07-24 | 巴彦淖尔盛安化工有限责任公司 | Ammonium nitrate spiral conveying blocking prevention device |
| CN203529314U (en) * | 2013-10-28 | 2014-04-09 | 焦作市胜利粮油设备有限公司 | Screw feeder with outgate seal |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841338A (en) * | 2014-02-14 | 2015-08-19 | 上海金匙环保科技股份有限公司 | Discharging device and pyrolysis processing system with discharging device |
| CN107867544A (en) * | 2017-12-05 | 2018-04-03 | 湖北惠泽生物科技股份有限公司 | The feed induction system of operating is automatically stopped after a kind of blocking |
| CN112251245A (en) * | 2020-09-29 | 2021-01-22 | 无锡金球机械有限公司 | Slag sealing method for cracking furnace |
| CN112456043A (en) * | 2020-11-27 | 2021-03-09 | 济南山水水泥有限公司 | Cement batching production line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103523474B (en) | 2016-03-30 |
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