CN103662688A - Anti-blocking device for conveying of sludge cakes - Google Patents
Anti-blocking device for conveying of sludge cakes Download PDFInfo
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- CN103662688A CN103662688A CN201310719093.9A CN201310719093A CN103662688A CN 103662688 A CN103662688 A CN 103662688A CN 201310719093 A CN201310719093 A CN 201310719093A CN 103662688 A CN103662688 A CN 103662688A
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Abstract
The invention relates to an anti-blocking device for conveying of sludge cakes. The anti-blocking device for conveying of the sludge cakes comprises a stacked sludge removing device and a sludge cake storing and discharging device, wherein the stacked sludge removing device is arranged in a conveying channel below a high-pressure membrane plate-and-frame filter press, and the sludge cake storing and discharging device is used for storing sludge cakes. Spiral reamer conveying shaft lifting wheels penetrate through a lifting wheel. The lifting wheel is connected to a cross beam in a suspended mode via at least three suspension arms. At least one side wall of the conveying channel is provided with a high-pressure nozzle, and the spraying direction of the high-pressure nozzle right faces the bottom of the conveying channel. The position, adjacent to the front end of a sludge cake discharge gate plate, of the outer edge of an upper mouth of a discharge hopper of the sludge cake storing and discharging device expands outwards by a set distance to form an outer edge side wall chute shrinking from top to bottom. The outwards expanded inner wall of the outer edge side wall chute and the foremost end of a sealing plate are spaced, and then a sludge blocking space is formed, so that the sealing plate is closed and also seals a discharge outlet in the bottom of a sludge cake bin. Stacked sludge can be removed timely, the blocking phenomenon in the conveying process of the sludge cakes can be avoided thoroughly, a gate plate transmission device is protected, and sludge blocking in the sludge cake bin does not need to be removed manually.
Description
Technical field
The present invention relates to technical field of sludge treatment, specially refer to a kind of sludge dewatering treatment and become the mud cake conveying anti-blocking plug device in mud cake technique.
Background technology
Mud need to carry out processed conventionally, and the dry mud cake of handling well through filter-press dehydration device falls into mud transfer passage, and is longitudinally carried by this spiral reamer.Yet, because the bracing frame of spiral reamer bolster lower end has reduced below mud cake by space, hindered mud cake conveying, cause in the channel space of mud cake below bracing frame and pile up.At the mud cake place of piling up, also can accumulate the pressing filtering liquid of top cachaza generation and the filter cloth washing water of plate frame fiter press, cause the mud cake after filter-press dehydration again to be drenched, improve follow-up oven dry hear rate.
In addition, mud cake need to be transported to the mud cake storehouse of subsequent processing conventionally by helix transporting device, by mud cake storehouse, carry out follow-up broken process.Discharging is controlled by mud cake discharge shutter in mud cake storehouse, and the transmission shaft of mud cake discharge shutter drives by reductor.Mud cake discharge shutter, can be stuck in flashboard the place ahead by mud in horizontal progradation.Conventionally stuck mud can hinder and unload mud cake discharge shutter and close up and close, because flashboard closed position is controlled by limit switch, the flashboard not closing up still can stressedly move forward, and because mud is stuck and produce reverse stress, by transmission shaft, reach the copper gear in reductor, cause gear to crumble.
Summary of the invention
The technical problem to be solved in the present invention is, for the above-mentioned defect of prior art, provides a kind of sludge cake conveying anti-blocking plug device, can dredge in time the accumulation mud of square channel under filter dehydration plant, thoroughly solves latch up phenomenon in mud cake course of conveying; Can overcome the phenomenon of sludge blockage flashboard in mud cake storehouse and protect flashboard driving device, without labor cleaning's mud simultaneously.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A sludge cake conveying anti-blocking plug device, is characterized in that comprising: be arranged on the accumulation sludge removal device in the transfer passage of autoclave diaphragm plate frame fiter press below and store device for discharging for storing the mud cake of mud cake; Wherein, in the transfer passage of autoclave diaphragm plate frame fiter press below, unsettled crossbeam is set, crossbeam below is fixed with spiral reamer conveying axis, and spiral reamer conveying axis extends along transfer passage through hanging wheel; The accumulation sludge removal device concrete structure of below in transfer passage is: spiral reamer conveying axis hanging wheel top is connected on crossbeam hanging wheel is unsettled by least three arms; On at least one side transfer passage sidewall of hanging wheel top correspondence, high pressure nozzle is set, high pressure nozzle injection direction is over against transfer passage bottom; High pressure nozzle is communicated with filter cloth high pressure washing pump by control cock; Mud cake storage device for discharging is arranged on the discharging opening below of the mud cake load-transfer device of autoclave diaphragm plate frame fiter press downstream docking, comprises the discharge hopper of a mud cake storehouse and below, mud cake storehouse, and discharge hopper outlet is docked with outer shipping unit; Mud cake discharge shutter is set between mud cake storehouse and discharge hopper, and mud cake discharge shutter is closing panel along the front end of working direction; Mud cake discharge shutter transmission shaft is driven by reducing motor; Discharge hopper outer suitable for reading and mud cake discharge shutter front end adjacent extend out setpoint distance, form the outer sidewall skewed slot shrinking from top to bottom; Outer sidewall skewed slot extend out inwall and the closing panel sludge blockage space of spacing distance for setting foremost, described sludge blockage space makes closing panel seal in closed position and by mud cake storehouse bottom discharge openings.
By technique scheme, along transfer passage bearing of trend, evenly interval arranges a plurality of hanging wheels, and a plurality of hanging wheels are in line and distribute and all the arm by is separately unsettled is arranged on separately on crossbeam; On at least one side transfer passage sidewall of each hanging wheel top correspondence, high pressure nozzle is all set.
By technique scheme, at least one high pressure nozzle is set on transfer passage sidewall.
By technique scheme, three arms of each hanging wheel top are separately positioned on two ends and the midpoint on corresponding crossbeam.
By technique scheme, discharge hopper outer suitable for reading and mud cake discharge shutter working direction left and right sides adjacent all extend out setpoint distance, form the outer sidewall skewed slot shrinking from top to bottom.
By technique scheme, discharge hopper top is cylinder, and bottom is cone; Cylinder outer suitable for reading and mud cake discharge shutter front end the adjacent all parallel setpoint distance that extends out form cylindricality evagination cylindrical shell, and cylindricality evagination cylindrical shell is gone to the bottom from top to bottom to shrink and formed outer sidewall skewed slot.
By technique scheme, the sealing of the suitable for reading and discharge hopper of outer sidewall skewed slot is integrated or is set to movable being connected of opening.
By technique scheme, described mud cake discharge shutter is frame plate along the rear end of working direction.
By technique scheme, before sludge cake conveying anti-blocking plug device, modifier treatment tank and two-stage filter are set in turn, filter grid is all set in modifier treatment tank and two-stage filter.
With respect to prior art, the present invention has following beneficial effect:
Pile up sludge removal device and improved helix transporting device inner support mode, support and compare with traditional axle, firm screw conveyor not only, and expanded mass transport space, solved the problem of feed blocking.
Can the Automatic clearance a small amount of mud stopping up of high-pressure water nozzle, without artificial dredging, improves operation rate and work efficiency.
Without the alluvial of pressing filtering liquid and sparge water, during the mud cake of spiral reamer after carrying filter-press dehydration, can additionally not increase moisture content of the cake, saved hear rate and operating cost that follow-up mud cake is dried flow process, improved drying efficiency and recycling sludge degree of utilization.
Mud cake storage device for discharging adds wealthy, stuck mud by mud cake hopper outer and is pushed into and adds wealthy skewed slot by flashboard, and leaks from skewed slot sludge blockage space.Flashboard can normally close up, and hinders stress relieved.
Without the resistancing action of stuck mud reverse stress, reductor copper gear can not crumble, and has reduced maintenance of equipment rate, has saved productive costs; Simultaneously because the sludge blockage space arranging is greater than actual sludge blockage amount, thereby without labor cleaning's mud, improve operation rate and work efficiency.
Meanwhile, owing to improving the suitable for reading and discharge hopper sealing of outer sidewall skewed slot in design, be integrated or be set to movable being connected of opening; Can meet maintenance demand.
Accompanying drawing explanation
Fig. 1 is the integral structure schematic diagram (mud cake storage device for discharging is a kind of embodiment) of mud cake conveying anti-blocking plug device of the present invention.
Fig. 2 is the structure diagram of another embodiment of mud cake storage device for discharging of mud cake conveying anti-blocking plug device of the present invention.
Fig. 3 is the mud cake discharge shutter schematic diagram of the cake storage device for discharging of mud cake conveying anti-blocking plug device of the present invention.
Fig. 4 is the integral structure schematic diagram of the accumulation sludge removal device of mud cake conveying anti-blocking plug device of the present invention.
Fig. 5 is the structure for amplifying schematic diagram of the accumulation sludge removal device of mud cake conveying anti-blocking plug device of the present invention.
The specific embodiment
For understanding better the present invention, below in conjunction with accompanying drawing 1-5 and embodiment, the invention will be further described.
Sludge cake conveying anti-blocking plug device of the present invention as Figure 1-5, after being arranged in turn modifier treatment tank 1 and two-stage filter 2, comprising: be arranged on the accumulation sludge removal device in autoclave diaphragm plate frame fiter press 3 below transfer passages and store device for discharging for storing the mud cake of mud cake; Wherein, in autoclave diaphragm plate frame fiter press 3 below transfer passages, unsettled crossbeam 3.5 is set, crossbeam 3.5 belows are fixed with spiral reamer conveying axis, and spiral reamer conveying axis extends along transfer passage through hanging wheel 3.31; Accumulation sludge removal device concrete structure in the transfer passage of below is as shown in Fig. 1,4-5: the even interval of conveying axis at hanging wheel 3.31 two ends arranges spiral reamer blade; Hanging wheel top is connected on crossbeam 3.5 hanging wheel is unsettled by least three arms 3.32; On at least one side transfer passage sidewall 3.6 of hanging wheel 3.31 top correspondences, high pressure nozzle 3.1 is set, high pressure nozzle 3.1 injection directions (shown in the dotted line of Fig. 5) are over against transfer passage bottom; High pressure nozzle 3.1 is communicated with filter cloth high pressure washing pump 3.2 by control cock 3.4; Mud mud cake storage device for discharging as Figure 1-3, is arranged on the discharging opening below of the mud cake load-transfer device of autoclave diaphragm plate frame fiter press downstream docking, comprises the discharge hopper 5 of a mud cake storehouse 4 and below, mud cake storehouse, and discharge hopper 5 outlets are docked with outer shipping unit; Between mud cake storehouse 4 and discharge hopper 5, mud cake discharge shutter 6 is set, mud cake discharge shutter 6 is closing panel 6.2 along the front end of working direction; Mud cake discharge shutter transmission shaft 6.3 is driven by reducing motor; Discharge hopper 5 outer suitable for reading and mud cake discharge shutter 6 front end adjacents extend out setpoint distance, form the outer sidewall skewed slot 5.1(of contraction from top to bottom as Fig. 1); Outer sidewall skewed slot extend out inwall and the closing panel sludge blockage space of spacing distance for setting foremost, described sludge blockage space makes closing panel 6.2 seal in closed position and by mud cake storehouse bottom discharge openings.
Optimize, pile up sludge removal device, along the even interval of transfer passage bearing of trend, a plurality of hanging wheels 3.31 are set, the distribution that is in line of a plurality of hanging wheels 3.31; On at least one side transfer passage sidewall 3.6 of each hanging wheel 3.31 top correspondences, high pressure nozzle 3.1 is all set.
In preferred embodiment, at least one high pressure nozzle 3.1 is set on transfer passage sidewall 3.6.
Along transfer passage bearing of trend, spiral reamer conveying axis arranges spiral reamer blade at hanging wheel 3.31 even intervals, both sides.Three arms 3.32 of each hanging wheel 3.31 tops are separately positioned on two ends and the midpoint on corresponding crossbeam 3.5.
In Fig. 4-5, the spiral transmission equipment overall length 12m under autoclave diaphragm plate frame fiter press 3, stable for whole spiral reamer, need increase support at middle (about 6m place) in addition firm to it.On axial cross section, the support that was originally positioned at lower end has reduced mud cake by space, has hindered mud cake conveying, causes mud to pile up herein.At the mud place of piling up, also can accumulate pressing filtering liquid and filter cloth washing water, cause the mud cake after filter-press dehydration once more to drench, improve follow-up oven dry hear rate.
Enter the former primary sludge of factory (water ratio 94～92%) and send into by a certain percentage modifier treatment tank 1 with sludge modification agent, fully stirring, modification, and after filter grid 1.1 of filter screen in tank, from tank underflow, enter two-stage filter 2 through secondary filtration grid 2.1.After twice filtration, can filter the impurity of easy blocking pipeline in mud completely, protect the relevant devices such as subsequent delivery pump.After filtering, mud is sent into respectively two autoclave diaphragm plate frame fiter press 3 press filtrations by filter cloth high pressure washing pump 3.2, and high pressure washing pump 3.2 is communicated with high-pressure water tank 7; Mud cake after press filtration is delivered to mud cake storehouse 4 by the screw conveyor under press filter, when load wagon, fills after mud, fastens mud cake discharge shutter 6, and residue mud cake is stored in discharge bin 4.
As Fig. 2, it is another deformation design of sludge cake storage device for discharging of the present invention.Discharge hopper 5 tops are cylinder, and bottom is cone; Cylinder outer suitable for reading and mud cake discharge shutter 6 front end the adjacents all parallel setpoint distance that extends out form cylindricality evagination cylindrical shell, and cylindricality evagination cylindrical shell is gone to the bottom from top to bottom to shrink and formed cone tubular outer sidewall skewed slot 5.2.
In another not shown deformation design, suitable for reading and discharge hopper 5 sealings of outer sidewall skewed slot 5.1 or cone tubular outer sidewall skewed slot 5.2 are integrated or are set to movable being connected of opening.
As shown in Figure 3, described mud cake discharge shutter 6 is frame plate along the rear end 6.1 of working direction, alleviates valve plate weight in the situation that guaranteeing rigidity.
The present invention transforms Support Position, and support is moved to top, has expanded mud cake dredging space, lower end, and has increased high-pressure water nozzle, and mud is piled up in dredging in time, thoroughly solves latch up phenomenon in mud cake course of conveying.
Meanwhile, mud cake hopper outer is added to wealthy, stuck mud and by flashboard, be pushed into and add wealthy skewed slot, and leak from skewed slot sludge blockage space.Flashboard can normally close up, and hinders stress relieved.
Without the resistancing action of stuck mud reverse stress, reductor copper gear can not crumble, and has reduced maintenance of equipment rate, has saved productive costs; Simultaneously because the sludge blockage space arranging is greater than actual sludge blockage amount, thereby without labor cleaning's mud, improve operation rate and work efficiency.
Meanwhile, owing to improving the suitable for reading and discharge hopper sealing of outer sidewall skewed slot in design, be integrated or be set to movable being connected of opening; Can meet maintenance demand.
Above disclosed is only preferred embodiment of the present invention, and the equivalence of doing according to the present invention changes, and still belongs to protection scope of the present invention.
Claims (10)
1. a sludge cake conveying anti-blocking plug device, is characterized in that comprising: be arranged on the accumulation sludge removal device in the transfer passage of autoclave diaphragm plate frame fiter press below and store device for discharging for storing the mud cake of mud cake; Wherein, in the transfer passage of autoclave diaphragm plate frame fiter press below, unsettled crossbeam is set, crossbeam below is fixed with spiral reamer conveying axis, and spiral reamer conveying axis extends along transfer passage through hanging wheel; The accumulation sludge removal device concrete structure of below in transfer passage is: spiral reamer conveying axis hanging wheel top is connected on crossbeam hanging wheel is unsettled by least three arms; On at least one side transfer passage sidewall of hanging wheel top correspondence, high pressure nozzle is set, high pressure nozzle injection direction is over against transfer passage bottom; High pressure nozzle is communicated with filter cloth high pressure washing pump by control cock; Mud cake storage device for discharging is arranged on the discharging opening below of the mud cake load-transfer device of autoclave diaphragm plate frame fiter press downstream docking, comprises the discharge hopper of a mud cake storehouse and below, mud cake storehouse, and discharge hopper outlet is docked with outer shipping unit; Mud cake discharge shutter is set between mud cake storehouse and discharge hopper, and mud cake discharge shutter is closing panel along the front end of working direction; Mud cake discharge shutter transmission shaft is driven by reducing motor; Discharge hopper outer suitable for reading and mud cake discharge shutter front end adjacent extend out setpoint distance, form the outer sidewall skewed slot shrinking from top to bottom; Outer sidewall skewed slot extend out inwall and the closing panel sludge blockage space of spacing distance for setting foremost, described sludge blockage space makes closing panel seal in closed position and by mud cake storehouse bottom discharge openings.
2. sludge cake conveying anti-blocking plug device according to claim 1, is characterized in that: along transfer passage bearing of trend, evenly interval arranges a plurality of hanging wheels, and a plurality of hanging wheels are in line and distribute and all the arm by is separately unsettled is arranged on separately on crossbeam; On at least one side transfer passage sidewall of each hanging wheel top correspondence, high pressure nozzle is all set.
3. sludge cake conveying anti-blocking plug device according to claim 1 and 2, is characterized in that: at least one high pressure nozzle is set on transfer passage sidewall.
4. sludge cake conveying anti-blocking plug device according to claim 3, is characterized in that: three arms of each hanging wheel top are separately positioned on two ends and the midpoint on corresponding crossbeam.
5. sludge cake conveying anti-blocking plug device according to claim 1, is characterized in that: discharge hopper outer suitable for reading and mud cake discharge shutter working direction left and right sides adjacent all extend out setpoint distance, forms the outer sidewall skewed slot shrinking from top to bottom.
6. sludge cake conveying anti-blocking plug device according to claim 1 or 5, is characterized in that: discharge hopper top is cylinder, and bottom is cone; Cylinder outer suitable for reading and mud cake discharge shutter front end the adjacent all parallel setpoint distance that extends out form cylindricality evagination cylindrical shell, and cylindricality evagination cylindrical shell is gone to the bottom from top to bottom to shrink and formed outer sidewall skewed slot.
7. sludge cake conveying anti-blocking plug device according to claim 6, is characterized in that: the suitable for reading and discharge hopper sealing of outer sidewall skewed slot is integrated or is set to movable being connected of opening.
8. according to the sludge cake conveying anti-blocking plug device described in claim 1 or 5 or 7, it is characterized in that: described mud cake discharge shutter is frame plate along the rear end of working direction.
9. sludge cake conveying anti-blocking plug device according to claim 4, is characterized in that: before sludge cake conveying anti-blocking plug device, modifier treatment tank and two-stage filter are set in turn, filter grid is all set in modifier treatment tank and two-stage filter.
10. sludge cake conveying anti-blocking plug device according to claim 8, is characterized in that: before sludge cake conveying anti-blocking plug device, modifier treatment tank and two-stage filter are set in turn, filter grid is all set in modifier treatment tank and two-stage filter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310719093.9A CN103662688B (en) | 2013-12-24 | 2013-12-24 | Sludge cake conveying anti-blocking plug device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310719093.9A CN103662688B (en) | 2013-12-24 | 2013-12-24 | Sludge cake conveying anti-blocking plug device |
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| CN103662688A true CN103662688A (en) | 2014-03-26 |
| CN103662688B CN103662688B (en) | 2015-10-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417189A (en) * | 2015-12-21 | 2016-03-23 | 东北大学设计研究院（有限公司） | Fixed belt conveying and transporting system and method for filter pressing of red mud |
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| DE20104330U1 (en) * | 2001-03-14 | 2001-08-16 | Ucon Ag Containersysteme Kg | Emptying device for a bulk container |
| KR101077249B1 (en) * | 2011-04-27 | 2011-10-27 | (주)엔탑스 | Gear type sludge exhaust hopper |
| CN202575309U (en) * | 2012-03-21 | 2012-12-05 | 无锡国联环保科技有限公司 | Sludge conveying device |
| CN202642728U (en) * | 2012-06-27 | 2013-01-02 | 中海昊华环境工程有限公司 | Screw conveying device for sludge drying |
| CN103253488A (en) * | 2013-04-25 | 2013-08-21 | 安徽华宇调味食品有限公司 | Anti-blocking spiral conveyer |
| CN203624419U (en) * | 2013-12-24 | 2014-06-04 | 华新环境工程有限公司 | Sludge cake conveying blocking-preventing device |
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2013
- 2013-12-24 CN CN201310719093.9A patent/CN103662688B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20104330U1 (en) * | 2001-03-14 | 2001-08-16 | Ucon Ag Containersysteme Kg | Emptying device for a bulk container |
| KR101077249B1 (en) * | 2011-04-27 | 2011-10-27 | (주)엔탑스 | Gear type sludge exhaust hopper |
| CN202575309U (en) * | 2012-03-21 | 2012-12-05 | 无锡国联环保科技有限公司 | Sludge conveying device |
| CN202642728U (en) * | 2012-06-27 | 2013-01-02 | 中海昊华环境工程有限公司 | Screw conveying device for sludge drying |
| CN103253488A (en) * | 2013-04-25 | 2013-08-21 | 安徽华宇调味食品有限公司 | Anti-blocking spiral conveyer |
| CN203624419U (en) * | 2013-12-24 | 2014-06-04 | 华新环境工程有限公司 | Sludge cake conveying blocking-preventing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417189A (en) * | 2015-12-21 | 2016-03-23 | 东北大学设计研究院（有限公司） | Fixed belt conveying and transporting system and method for filter pressing of red mud |
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| CN103662688B (en) | 2015-10-14 |
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