CN102180321B - Method and device for dredging discharged materials of storage bin - Google Patents
Method and device for dredging discharged materials of storage bin Download PDFInfo
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- CN102180321B CN102180321B CN2011100328031A CN201110032803A CN102180321B CN 102180321 B CN102180321 B CN 102180321B CN 2011100328031 A CN2011100328031 A CN 2011100328031A CN 201110032803 A CN201110032803 A CN 201110032803A CN 102180321 B CN102180321 B CN 102180321B
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Abstract
The invention discloses a method and device for dredging discharged materials of a storage bin. A movable hopper is connected with the lower part of the storage bin through a flexible lifting frame and is provided with a vibration pick-up block, the storage bin is provided with a vibrating frame, a vibrator is eccentrically arranged on the vibrating frame, meanwhile, a transmission swing bar is articulated on the storage bin, one end of the transmission swing bar is connected with the vibrating frame through a swing-bar vibration transmitting spring, the other end of the transmission swing bar is arranged beside the vibration pick-up block, the energy generated due to the vibration of the vibrator is transmitted to the transmission swing bar through the swing-bar vibration transmitting spring, the transmission swing bar moves to strike the vibration pick-up block to drive the movable hopper to undergo composite impact movement of tangential rotation and transverse translation, so that the caking arch of materials can be prevented or eliminated in the movable hopper. In the invention, the mode integrating composite impact as well as energy storage and energy release of the vibration transmitting spring is adopted to solve the problem of discharge material blockage in the storage bin, so that the effects of preventing blockage and dredging are better.
Description
Technical field
The invention belongs to material bin blanking putty mediation mechanical field, relate to a kind of method that the descending material of material bin is dredged, and the dredger that is suitable for this dredging method.
Background technology
The material bin putty is common problem, and it is a lot of in the mobile factor of material bin to find influence material after deliberation, mainly is several aspects such as friction coefficient and material bin structure of physicochemical property and variation, wall of container and the material of material.The material bin that for example is used to store feed particulate material is the handstand conical vessel mostly, and inlet point is big, and discharging is young; The material that falls is when flowing downward; Pressure increases gradually, but cross-sectional flow area reduces gradually, thereby the friction force of material and container limit wall increases gradually; Make material be squeezed into arch easily, block flowing downward of material.Actual conditions show that material results in blockage the most easily near the discharging opening of material bin bottom.
People have taked some measures to above-mentioned factor, make the problem of material bin putty alleviate to some extent, but complex situations often occur, and the phenomenon of material bin putty is still general, thereby just very necessary to the mediation of material bin behind the putty.
Main material bin putty dredging method mainly includes at present:
1, the mediation material bin is beaten in manual work, promptly uses long pricker to dredge at knot arch place through manpower, perhaps uses hammer to beat the material bin outer wall and breaks arch.Artificial broken arch labour intensity is big, inefficiency, broken arch weak effect, and the life security that also may jeopardize the staff sometimes.
2,, promptly adopt high pressure draft to penetrate disconnected arch bridge and implement broken arch with air bubble alluvium feed bin.This kind method consumes a large amount of air, and one-time investment is bigger, and selective to material properties and blockage structure, forms the rat hole pressure release easily and reduces the impact capacity of air.On the other hand, the moisture in the pressurized air also makes control element lose efficacy easily, also can cause the caking of material, makes the knot arch of material more and more solid.
3, with mechanical vibrator alluvium feed bin, this method is better for canopy doming effect action effect, but for because material viscosity is big or the long knot arch that causes of resting period, then can shake more solid and more solid, gives the loose bigger difficulty of bringing.And existing mechanical vibration arch breaking apparatus is directly to be installed in vibrating motor on the bucket wall; During work; Vibrating motor drives whole hopper vibration, and vibrating feed is not steady, and bucket wall and neighbouring device are because long-time vibration; Be easy to generate fatigue cracking and be connected phenomenons such as loosening, cause device damage.
4, the adhesion layer of sweeping mechanical chipping material bulkhead is scraped in use, and the mediation of this method is limited in one's ability, and equipment failure rate is higher, and maintenance cost is high.
Summary of the invention
The purpose of this invention is to provide a kind of material bin blanking dredging method, this method has adopted composite impact and the mode that passes the spring energy-storage that shakes, exoergic set, to solve the problem of material bin blanking putty.
A kind of dredger that is suitable for above-mentioned material bin blanking dredging method is provided, and is another goal of the invention of the present invention.
For solving the problems of the technologies described above, the invention provides a kind of material bin blanking dredging method, this method comprises:
1) connects a portable hopper in the bottom of material bin with flexible suspension bracket, vibration pick-up block is set on the portable hopper, on material bin, establish a vibration frame; Off-centre is provided with vibrator on the vibration frame; On material bin, be hinged with simultaneously the transmission fork, an end of said transmission fork is connected with vibration frame through the fork driving spring, and the other end places the vibration pick-up block side; The energy that the vibrator vibration produces passes the spring that shakes through fork and is delivered to the transmission fork; Transmission fork motion bump vibration pick-up block causes that portable hopper produces the composite impact motion of tangential rotation and transverse translation, prevents or eliminate the knot arch of material in portable hopper.
2) above the material bin bottom, establish a center baffle; Said center baffle is hinged on the material bin warehouse through the coupling spindle at its two ends; To bear the pressure that material falls, reduce the friction force between material and material bin, prevent or eliminate the knot arch of material at material bin discharging opening place; The outer center of material bin baffle coupling spindle is provided with a rotation seat; Between rotation seat and vibration frame, be connected with rotation seat and pass the spring that shakes; The energy that the vibrator vibration produces passes the spring that shakes through rotation seat and passes to rotation seat; Drive center baffle back and forth rotates, and prevents or eliminate the knot arch at material baffle place at the center.
Above-mentioned material bin blanking dredging method of the present invention has adopted composite impact and the mode that passes the spring energy-storage that shakes, exoergic set; Composite impact motion and the shunting of in-to-in baffle through forming tangential rotation and transverse translation are dredged, thereby have thoroughly solved the problem of material bin blanking putty.
The present invention also provides the dredger that is suitable for above-mentioned material bin blanking dredging method; This device comprises center baffle that is positioned at material bin and the portable hopper that is connected the material bin bottom; The vertical section of said center baffle is triangular in shape; Be hinged on through the coupling spindle that is arranged on its two ends on the warehouse of top, material bin bottom; Said portable hopper is connected with material bin through flexible suspension bracket, also comprises the accumulation of energy exciting device that is installed in the outside side of material bin, and described accumulation of energy exciting device comprises:
A vibration frame, the position shakeout machine boom that has been rigidly connected in the middle, the far-end of said shakeout machine boom through pivot knuckles on material bin;
A vibrator is eccentrically set on the end on the vibration frame;
Two groups of vibration pick-up blocks are fixedly mounted on the portable hopper;
Two transmission forks, on material bin, an end of said transmission fork passes the termination that the spring that shakes is connected vibration frame through fork through transmission fork pivot knuckles, and the other end is between one group of vibration pick-up block on the portable hopper;
A rotation seat is fixedly mounted on the coupling spindle of center baffle, and the two ends of rotation seat pass the spring that shakes through rotation seat and are connected with vibration frame.
Wherein, described fork passes that the spring that shakes, transmission fork, rotation seat pass the spring that shakes, vibration pick-up block is symmetrical set respectively.Described transmission fork is a crank shape.
Described rotation seat passes the spring that shakes and is positioned at the inboard that fork passes the spring that shakes.
Spacing 5-50mm between the lower end of said transmission fork and the vibration pick-up block.
Fork passes the spring that shakes, rotation seat and passes that the spring that shakes is parallel to be symmetrically the effect of setting being played buffering and accumulation of energy; With the organic mediation of the natural frequency of vibration of soruce of vibration oscillation frequency, the spring natural frequency of vibration and feed bin; Form the compound vibration of high frequency and low-frequency vibration stack, make the accumulation of energy exciting device adapt to the force of inertia and the internal stress of the body that shaken automatically, vibrational energy accumulates gradually and discharges; Can amplify the application force peak value of soruce of vibration at double, can avoid excessive application force again the impact of damaging property of feed bin.
After adopting material bin blanking dredging method of the present invention and dredger; Material drops to the portable hopper discharging opening from material bin top; Need be through center baffle, portable hopper, the center baffle can bear the part weight of material bin top material, reduces the friction force of center baffle bottom material and material bin wall; Near material position knot discharging opening encircles and the probability of sticking wall thereby alleviate; Increase the flowing power of discharging opening, because the center baffle is connected with rotation seat in the accumulation of energy exciting device, rotation seat can make the center baffle do reciprocal rotatablely moving with the energy of vibrator simultaneously; Change the tendency of material center, material bin top stream, increase near the fluid ability of the material of bulkhead.
On the other hand; The material bin outside is equipped with the accumulation of energy exciting device; The vibrator vibrational energy passes the spring that shakes through fork and is delivered to through transmission fork pivot and is fixed on the transmission fork on the material bin, and the limiting stopper of transmission fork motion bump both sides, transmission fork lower end is because limiting stopper is fixed on the portable hopper; So bump produces reciprocal impact shock; The final composite impact motion that drives rotation of portable hopper 1 generation tangential and transverse translation, tangential impact make the material that sticks on the bucket wall that relative motion take place under shear action and separate from hopper, have kept the smooth of wall.The lateral impact campaign of portable hopper can form storeroom extruding and loosening reciprocating, helps destroying the stress balance of knot arch material, reaches brokenly the purpose of arch mediation.
And; The flexible hanging structure of portable hopper can reduce its natural frequency of vibration, through regulating the flexible suspension bracket of portable hopper, can change the natural frequency of vibration of portable hopper; Make its natural frequency of vibration, so that make the hopper that receives brokenly to vibrate reach bigger amplitude with less impulsive force near spring.
Adopt material bin blanking dredging method of the present invention and dredger, the external force vibration of its use is different from traditional approach.Traditional approach is that external force is directly acted on the material bin, and in order to be effective, energy charge is bigger, not only causes device damage easily, and deals with that material is pushed is more closely knit improperly, more difficult mediation.External force vibration of the present invention then mainly carries out through the accumulation of energy exciting device; Vibrational energy accumulates gradually through the spring system in the device and discharges; Can amplify the application force peak value of soruce of vibration at double; Can avoid excessive application force to the impact of damaging property of feed bin again, because the present invention dredges through the composite impact power of giving rotation of portable hopper tangential and transverse translation, so preventing plug dredging effect of the present invention is better.
Description of drawings
Fig. 1 is the defeated exchange device external structure scheme drawing of material bin blanking of the present invention.
Fig. 2 is the defeated exchange device inner structure scheme drawing of material bin blanking of the present invention.
The specific embodiment
Structure such as Fig. 1, shown in Figure 2 of the defeated exchange device of material bin blanking of the present invention; Comprise center baffle 16 that is positioned at material bin and the portable hopper 1 that is connected material bin 11 bottoms; The vertical section of center baffle 16 is triangular in shape, is hinged on through the coupling spindle 15 that is arranged on its two ends on the warehouse of top, material bin 11 bottoms, and portable hopper 1 is connected with material bin 11 through flexible suspension bracket 4; In the outside side of material bin the accumulation of energy exciting device is installed; Accumulation of energy exciting device involving vibrations frame 10, the position shakeout machine boom 13 that has been rigidly connected in the middle, shakeout machine boom 13 far-ends are hinged on the material bin 11 through pivot 12; Right-hand member is provided with vibrator 14 on the vibration frame 10; The transmission fork 5 of crank shape is hinged on material bin 11 through transmission fork pivot 6; Wherein transmission fork 5 one ends pass the termination that the spring 7 that shakes is connected vibration frame 10 through fork; Another end is on the portable hopper 1 between hard-wired one group of vibration pick-up block 2, wherein spacing 50MM between transmission fork 5 lower ends and the vibration pick-up block; Rotation seat 8 is fixedly mounted on the coupling spindle 15 of center baffle; Rotation seat 8 two ends pass the spring 9 that shakes through rotation seat and are connected with vibration frame 10; Rotation seat passes the spring 9 that shakes and is positioned at fork and passes spring 7 inboards that shake, and rotation seat passes that the spring 9 that shakes, fork pass the spring 7 that shakes, vibration pick-up block 2 is symmetrically respectively being provided with.
During use; Material is through the center baffle; The center baffle is born part weight, and the flow direction that changes material increased near the fluid ability of the material bulkhead, and the part energy of material center of impact baffle can be transmitted on the outside accumulation of energy exciting device of installing through center baffle coupling spindle simultaneously; Make this part energy can drive interactive hopper and carry out the horizontal compound motion in tangential, prevent the obstruction of material.
In Flow of Goods and Materials up time not; Can open the vibrator of outside accumulation of energy exciting device, vibrational energy can be accelerated the motion of center baffle, can give the bigger composite impact power of bottom portable hopper simultaneously; Strengthen hopper tangential cross motion; Storeroom extruding and loosening reciprocating are strengthened, destroy the stress balance of knot arch material, reach brokenly the purpose of arch mediation.
Claims (2)
1. a material bin blanking dredging method is characterized in that connecting a portable hopper in the bottom of material bin with flexible suspension bracket, and vibration pick-up block is set on the portable hopper; On material bin, establish a vibration frame, off-centre is provided with vibrator on the vibration frame, on material bin, is hinged with the transmission fork simultaneously; One end of said transmission fork passes the spring that shakes through fork and is connected with vibration frame; The other end places the vibration pick-up block side, and the energy that the vibrator vibration produces passes the spring that shakes through fork and is delivered to the transmission fork, transmission fork motion bump vibration pick-up block; Cause that portable hopper produces the composite impact motion of tangential rotation and transverse translation, prevent or eliminate the knot arch of material in portable hopper.
2. material bin blanking dredging method according to claim 1; It is characterized in that above the material bin bottom, establishing a center baffle; Said center baffle is hinged on the material bin warehouse through the coupling spindle at its two ends; To bear the pressure that material falls, reduce the friction force between material and material bin, prevent or eliminate the knot arch of material at material bin discharging opening place; The outer center of material bin baffle coupling spindle is provided with a rotation seat; Between rotation seat and vibration frame, be connected with rotation seat and pass the spring that shakes; The energy that the vibrator vibration produces passes the spring that shakes through rotation seat and passes to rotation seat; Drive center baffle back and forth rotates, and prevents or eliminate the knot arch at material baffle place at the center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100328031A CN102180321B (en) | 2011-01-30 | 2011-01-30 | Method and device for dredging discharged materials of storage bin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100328031A CN102180321B (en) | 2011-01-30 | 2011-01-30 | Method and device for dredging discharged materials of storage bin |
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| CN102180321A CN102180321A (en) | 2011-09-14 |
| CN102180321B true CN102180321B (en) | 2012-07-18 |
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| CN2011100328031A Active CN102180321B (en) | 2011-01-30 | 2011-01-30 | Method and device for dredging discharged materials of storage bin |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103787060B (en) * | 2014-01-23 | 2016-06-08 | 天紫环保投资控股有限公司 | Vibration drawing mechanism for rubbish mud |
| CN114013937A (en) * | 2017-05-12 | 2022-02-08 | 刘素华 | Multi-dimensional integral leakage-proof chain belt for positioning side strips |
| CN114323792B (en) * | 2021-12-30 | 2023-08-22 | 核工业(广州)工程勘察院有限公司 | Groundwater sampling machine for geological investigation |
| CN114275568B (en) * | 2022-03-04 | 2022-05-17 | 新乡市正原机械设备有限公司 | Fodder conveyor with prevent edge leakage function |
| CN115321031A (en) * | 2022-08-03 | 2022-11-11 | 万华化学集团股份有限公司 | Pretreatment equipment and method for ton bag material |
| CN115339776A (en) * | 2022-08-15 | 2022-11-15 | 广州科厦自动化装备有限公司 | Impact shaft type powder discharging device and impact shaft type powder discharging method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201309703Y (en) * | 2008-11-20 | 2009-09-16 | 滨州华隆生物工程有限公司 | Feeding-stuff bin capable of effectively preventing feeding stuff from bridging |
| CN201400419Y (en) * | 2008-08-21 | 2010-02-10 | 朱耀平 | Compound arch breaking device |
| CN201990118U (en) * | 2011-01-30 | 2011-09-28 | 山西三合盛工业技术有限公司 | Blanking and dredging device for material bin |
-
2011
- 2011-01-30 CN CN2011100328031A patent/CN102180321B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201400419Y (en) * | 2008-08-21 | 2010-02-10 | 朱耀平 | Compound arch breaking device |
| CN201309703Y (en) * | 2008-11-20 | 2009-09-16 | 滨州华隆生物工程有限公司 | Feeding-stuff bin capable of effectively preventing feeding stuff from bridging |
| CN201990118U (en) * | 2011-01-30 | 2011-09-28 | 山西三合盛工业技术有限公司 | Blanking and dredging device for material bin |
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| CN102180321A (en) | 2011-09-14 |
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Owner name: SHANXI SANSHENG ENERGY-SAVING ENVIRONMENTAL PROTEC Free format text: FORMER NAME: SHANXI SANHESHENG INDUSTRY TECHNOLOGY CO., LTD. |
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Address after: 030006 Tsinghua Pioneer Park, D hi tech Zone, Shanxi, Taiyuan, 2401 Patentee after: SHANXI SANHESHENG ENERGY SAVING ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. Patentee after: Beijing Yuanneng Industrial Technology Co., Ltd. Address before: 030006 Shanxi city of Taiyuan province high tech Zone Industrial Road No. 48 New Island Technology Park A Building Room 802 Patentee before: Shanxi Sanhesheng Industry Technology Co., Ltd. Patentee before: Beijing Yuanneng Industrial Technology Co., Ltd. |
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Address after: 030006 Tsinghua Pioneer Park, D hi tech Zone, Shanxi, Taiyuan, 2401 Co-patentee after: Beijing Yuanneng Industrial Technology Co., Ltd. Patentee after: Shanxi sanhesheng Intelligent Technology Co., Ltd Address before: 030006 Tsinghua Pioneer Park, D hi tech Zone, Shanxi, Taiyuan, 2401 Co-patentee before: Beijing Yuanneng Industrial Technology Co., Ltd. Patentee before: SHANXI SANHESHENG ENERGY SAVING ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. |
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