CN103395579B - Sand scale hopper and mixing plant - Google Patents
Sand scale hopper and mixing plant Download PDFInfo
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- CN103395579B CN103395579B CN201310358538.5A CN201310358538A CN103395579B CN 103395579 B CN103395579 B CN 103395579B CN 201310358538 A CN201310358538 A CN 201310358538A CN 103395579 B CN103395579 B CN 103395579B
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- scale hooper
- connecting rod
- rotating shaft
- sand
- sluice gate
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- 239000004576 sand Substances 0.000 title claims abstract description 64
- 238000003756 stirring Methods 0.000 claims abstract description 42
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 abstract description 6
- 239000008187 granular material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 235000021050 feed intake Nutrition 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Accessories For Mixers (AREA)
Abstract
The invention discloses a sand scale hopper and a mixing plant, relates to the technical field of engineering machinery, and aims to solve the problem that a sand scale hopper in the prior art discharges materials slowly. The sand scale hopper comprises a scale hopper body and an arch breaking mechanism, wherein the arch breaking mechanism comprises a stirring piece, a power mechanism and a transmission mechanism; both the stirring piece and the power mechanism are connected with the transmission mechanism; the power mechanism can drive the stirring piece to rotate or swing inside a cavity of the scale hopper body through the transmission mechanism. According to the sand scale hopper adopting the technical scheme, the stirring piece capable of rotating or swinging is arranged inside the cavity of the scale hopper body, and is driven to operate by the power mechanism; the unstable structure of granular materials such as sand inside the cavity of the scale hopper body can be broken during the operation of the stirring piece, so that the discharging speed of the sand scale hopper is increased, and the working efficiency of the overall mixing plant can be improved.
Description
Technical field
The present invention relates to technical field of engineering machinery, be specifically related to a kind of sand scale hooper and mixing plant.
Background technology
Sand scale hooper is the visual plant used in aggregate batching, and in continuous flow procedure, the feed intake speed of sand scale hooper to flat belt can have influence on the production efficiency of mixing plant.Affect sand scale hooper a lot of to the factor of the speed that feeds intake of flat belt, such as, the silt content etc. of the inclination angle of sand scale hooper, the water ratio of sand and sand.
Unstable balance structure refers to the balanced structure that can be easy to destroy that sand is formed in scale hooper.
In prior art, following manner is adopted to solve because sand forms unstable balance structure in scale hooper, and the sand scale hooper caused does not feed intake to flat belt or the slow problem that feeds intake, avoid because sand scale hooper is long to flat belt charging time, and affect the production efficiency of mixing plant.
See Fig. 1, in prior art, in the bottom of the scale hooper body 11 of sand scale hooper, vibrating motor 12 is installed, when the discharging of sand scale hooper, when sand from the rate of outflow bottom scale hooper body 11 lower than setting value time, Vibration on Start-up motor 12, accelerates the rate of feeding of sand.
Adopt vibrating motor to accelerate the mode of rate of feeding in prior art and at least there is following problems: when the aqueous ingredients of sand and silt content large time, sand easily forms unbalanced rock-steady structure in sand scale hooper.The vibration of sand scale hooper vibrating bottom motor can make the unstable structure of sand easily form stable structure on the contrary in vibration processes, causes not blanking, seriously have impact on the production efficiency of mixing plant.
Summary of the invention
The object of the invention is to propose a kind of sand scale hooper and mixing plant, solve the problem that the blanking of prior art medium sand scale hooper is slow.
For achieving the above object, the invention provides following technical scheme:
The invention provides a kind of sand scale hooper, comprise scale hooper body and broken arch mechanism, described broken arch mechanism comprises stirs part, actuating unit and transmission device;
Described stirring part is all connected with described transmission device with described actuating unit, and described actuating unit drives described stirring part to move in the cavity of described scale hooper body by described transmission device.
In preferred or optional embodiment,
Described stirring part is fixed in rotating shaft, and described rotating shaft is flexibly connected with the inwall of described scale hooper body, and described rotating shaft can be rotated around the inwall of active connection place relative to described scale hooper body;
Described transmission device comprises connecting rod mechanism and sluice gate, and described connecting rod mechanism one end is connected with described sluice gate, and the described connecting rod mechanism other end is fixedly connected with described rotating shaft; Described sluice gate is movably connected on the discharging opening of described scale hooper body, and described actuating unit can drive described sluice gate to turn to the position sheltering from described discharging opening or expose described discharging opening; Described actuating unit can drive described stirring part to rotate in the cavity of described scale hooper body by described sluice gate, described connecting rod mechanism and described rotating shaft successively.
In preferred or optional embodiment,
Described connecting rod mechanism comprises first connecting rod, second connecting rod and third connecting rod, and described first connecting rod and described third connecting rod are hinged on the two ends of described second connecting rod respectively; One end that described first connecting rod deviates from described second connecting rod is fixedly connected with described rotating shaft, and one end that described third connecting rod deviates from described second connecting rod is connected with described sluice gate.
In preferred or optional embodiment,
Described actuating unit is cylinder, the piston rod and cylinder sleeve of described cylinder one of them be fixedly connected with described scale hooper body, wherein another is connected with described sluice gate for both.
In preferred or optional embodiment,
The piston rod and cylinder sleeve of described cylinder one of them be fixedly connected with the outer wall of described scale hooper body, both are hinged at side that wherein another and described sluice gate deviate from the cavity of described scale hooper body.
In preferred or optional embodiment,
Described rotating shaft is flexibly connected with the inwall of described scale hooper body by axle sleeve and permanent seat;
The inwall of described permanent seat and described scale hooper body is fixed;
Described axle sleeve is fixedly connected with described permanent seat, and one end of described rotating shaft is inserted in described axle sleeve, and described rotating shaft can be rotated around the axial line of described axle sleeve.
In preferred or optional embodiment,
Described stirring part is the blade of sheet, and described blade is fixed in described rotating shaft.
In preferred or optional embodiment,
Described stirring part comprises at least two rod members, and described rod member is fixed in described rotating shaft, and the axial direction of each described rod member is all vertical with the axial direction of described rotating shaft.
In preferred or optional embodiment,
The inwall of described scale hooper body or outer wall are provided with vibrating motor.
The present invention also provides a kind of mixing plant, and it comprises the arbitrary sand scale hooper provided of the present invention.
Based on technique scheme, the embodiment of the present invention at least can produce following technique effect:
The sand scale hooper that technique scheme provides, arranges the stirring part that can rotate or swing in the cavity of scale hooper body.Can make to stir part action by actuating unit, in the process of stirring part action, just can destroy the unstable structure of cavity endoparticle shape material (such as sand) of scale hooper body, thus accelerate the blanking velocity of sand scale hooper, improve the work efficiency at whole station.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of prior art medium sand scale hooper;
The scale hooper body construction schematic diagram of the sand scale hooper that Fig. 2 provides for the embodiment of the present invention;
The sluice gate closed condition schematic diagram of the sand scale hooper that Fig. 3 provides for the embodiment of the present invention;
The sluice gate opening schematic diagram of the sand scale hooper that Fig. 4 provides for the embodiment of the present invention;
A schematic diagram of the stirring part transfer axle annexation of the sand scale hooper that Fig. 5 provides for the embodiment of the present invention;
Another schematic diagram of the stirring part transfer axle annexation of the sand scale hooper that Fig. 6 provides for the embodiment of the present invention;
Reference numeral:
1, first connecting rod; 2, second connecting rod; 3, third connecting rod; 4, sluice gate; 5, cylinder; 6, rotating shaft; 7, rod member; 8, axle sleeve; 9, permanent seat; 10, scale hooper body; 11, scale hooper body; 12, vibrating motor; L, dotted line.
Detailed description of the invention
Content of the present invention and the distinctive points between the present invention and prior art can be understood below with reference to accompanying drawing Fig. 1 ~ Fig. 6 and word content.Hereafter by accompanying drawing and the mode enumerating embodiment more of the present invention, technical scheme of the present invention (comprising optimal technical scheme) is described in further detail.It should be noted that: any technical characteristic in the present embodiment, any technical scheme is all one or more in the technical characteristic of plurality of optional or optional technical scheme, cannot exhaustive all alternative technical characteristics of the present invention and alternative technical scheme in order to describe succinct to need in presents, also the embodiment being not easy to each technical characteristic all emphasizes that it is one of optional numerous embodiments, so those skilled in the art should know: any technical characteristic in the present embodiment and any technical scheme all do not limit the scope of the invention, protection scope of the present invention should comprise those skilled in the art and not pay the thinkable any alternate embodiments of creative work.
Below in conjunction with the elaboration that Fig. 2 ~ Fig. 6 carries out specifically to technical scheme provided by the invention, arbitrary technological means provided by the invention is carried out replace or all should within protection scope of the present invention by the technical scheme that two or more technological means or technical characteristic carry out mutually combining and obtain provided by the invention arbitrarily.
As shown in Fig. 2 ~ Fig. 6, the embodiment of the present invention provides a kind of sand scale hooper, and it comprises scale hooper body 10 and broken arch mechanism, and broken arch mechanism comprises stirs part, actuating unit and transmission device; Stir part to be all connected with transmission device with actuating unit, actuating unit drives by transmission device and stirs part and move in the cavity (or claim: inner chamber) of scale hooper body 10.Herein, mobilely such as can preferably to rotate or swing etc.
Herein, scale hooper body 10 can adopt the structure in prior art.Stirring part and have multiple possible implementation, is such as blade, wing-shaped structure, bar structure, framed structure etc.Actuating unit can adopt hydraulic power mechanism, Pneumatic pressure power mechanism or electrical motor etc.Transmission device is such as connecting rod mechanism etc.Arch-breaking type sand scale hooper refers to self sand scale hooper with broken arch function.
The sand scale hooper that technique scheme provides, arranges the stirring part that can rotate or swing in the cavity of scale hooper body 10.Can make to stir part action by actuating unit, in the process of stirring part action, just can destroy the unstable structure of cavity endoparticle shape material (such as sand) of scale hooper body 10, thus accelerate the blanking velocity of sand scale hooper, improve the work efficiency at whole station.
Stirring part is preferably fixed in rotating shaft 6, and described rotating shaft 6 is flexibly connected with the inwall of described scale hooper body 10, and described rotating shaft 6 can be rotated around the inwall of active connection place relative to described scale hooper body 10.Transmission device comprises connecting rod mechanism and sluice gate 4, and connecting rod mechanism one end is connected with sluice gate 4, and the connecting rod mechanism other end is fixedly connected with rotating shaft 6; Sluice gate 4 is movably connected on the discharging opening of scale hooper body 10, and actuating unit can drive sluice gate 4 to turn to the position sheltering from discharging opening or expose discharging opening.Actuating unit can drive stirring part to rotate in the cavity of scale hooper body 10 by sluice gate 4, connecting rod mechanism and rotating shaft 6 successively.
Be fixed in rotating shaft 6 owing to stirring part, actuating unit can drive rotating shaft 6 to rotate, and so stirring part can rotate along with the rotation of rotating shaft 6., it should be noted that herein, stir part and not necessarily want 360 degree of rotations, only can rotate such as 90 degree, or swing back and forth in the scope of positive and negative 50 degree.Above-mentioned mode of motion, can realize the object of cavity endoparticle shape material (such as sand) unstable structure destroying scale hooper body 10.
Transmission device adopts the implementation of connecting rod mechanism and sluice gate 4 to have following benefit: sluice gate 4 is parts that the discharging opening of existing scale hooper body 10 is installed, adopt sluice gate 4 can be as far as possible few the new parts of increase, to make the structure of whole sand scale hooper be unlikely to too complicated, and manufacturing cost can be reduced.In actual production, sluice gate 4 needs to open or close, and existing sand scale hooper has and drives sluice gate 4 actuating unit of opening or closing, can try one's best so how utilize existing structure.
Actuating unit is preferably cylinder 5, the piston rod and cylinder sleeve of cylinder 5 one of them be fixedly connected with scale hooper body 10, wherein another is connected with sluice gate 4 for both.
The piston rod and cylinder sleeve of cylinder 5 one of them be fixedly connected with the outer wall of scale hooper body 10, both are hinged at side that wherein another and sluice gate 4 deviate from the cavity of scale hooper body 10.It is outside that cylinder 5 is arranged on scale hooper body 10, in the moment that sluice gate 4 opens the door, sluice gate 4 drivening rod mechanism action, connecting rod mechanism drives rotating shaft 6 to rotate, rotating shaft 6 drives stirs part rotation, to reach the object of the unstable structure in momentary breakdown scale hooper body 10 inner chamber.After sluice gate 4 is opened, if there is again the phenomenon that blanking is unhappy in blanking process, so can close sluice gate 4, and then open sluice gate 4, again to destroy the unstable structure in scale hooper body 10 inner chamber.Certainly, also can adopt and vibrating motor is set, hereinafter will describe in detail.
Connecting rod mechanism preferably includes first connecting rod 1, second connecting rod 2 and third connecting rod 3, and first connecting rod 1 and third connecting rod 3 are hinged on the two ends of second connecting rod 2 respectively; One end that first connecting rod 1 deviates from second connecting rod 2 is fixedly connected with rotating shaft 6, and one end that third connecting rod 3 deviates from second connecting rod 2 is connected with sluice gate 4.Can be hinged or be fixedly connected with between third connecting rod 3 and sluice gate 4.The rotary motion trace of first connecting rod 1 is see the dotted line L in Fig. 3 and Fig. 4.
First connecting rod 1, second connecting rod 2 and third connecting rod 3 are preferably all positioned at the cavity inside of scale hooper body 10.
Rotating shaft 6 is flexibly connected with the inwall of scale hooper body 10 preferably by axle sleeve 8 and permanent seat 9; Permanent seat 9 is fixed with the inwall of scale hooper body 10; Axle sleeve 8 is fixedly connected with permanent seat 9, and one end of rotating shaft 6 is inserted in axle sleeve 8, and rotating shaft 6 can be rotated around the axial line of axle sleeve 8.
Rotating shaft 6 is flexibly connected with the inwall of scale hooper body 10 by axle sleeve 8 and permanent seat 9, and implementation is simple, and connects reliable.
Certain understanding, rotating shaft 6 can also be flexibly connected with the inwall of scale hooper body 10 by bearing and bearing seat realization.Particularly, bearing seat is fixedly connected with the inwall of scale hooper body 10.The inner ring and outer ring of bearing one of them be fixedly connected with bearing seat, wherein another is fixedly connected with rotating shaft 6 for both.
Stir part and preferably can adopt one of following implementation:
Stirring part is the blade of sheet, and blade is fixed in rotating shaft 6.The quantity of blade can be multiple, along the radial direction dispersed arrangement of rotating shaft 6.
Or stir part and comprise at least two rod members 7, rod member 7 is fixed in rotating shaft 6, and the axial direction of each rod member 7 is all vertical with the axial direction of rotating shaft 6.In the present embodiment, to arrange 16 rod members 7, every 90 degree, four intervals are fixed in rotating shaft 6.
The inwall of scale hooper body 10 or outer wall are preferably provided with vibrating motor.Under the state that sluice gate 4 is held open, there is the phenomenon that blanking is unhappy, so can close sluice gate 4 and then open sluice gate 4, also can open vibrating motor.Obviously, at sand material moisture or silt content less in, opening vibrating motor can be more convenient.If sand material is moisture or silt content is comparatively large, repeatedly opens, closing sluice gate 4, to accelerate the effect of blanking more obvious.
The sand scale hooper that technique scheme provides, has and stirs part, actuating unit and transmission device, can open the door moment at sluice gate 4, directly destroys the unstable balance structure in scale hooper body 10, reaches the object of fast blanking, improve the work efficiency at whole station.
The embodiment of the present invention also provides a kind of mixing plant, and it comprises the sand scale hooper that the arbitrary technical scheme of the present invention provides.
The mixing plant that technique scheme provides, owing to having above-mentioned sand scale hooper, above-mentioned sand scale hooper has stirring part, actuating unit and transmission device, can open the door moment at sluice gate 4, unstable balance structure in direct destruction scale hooper body 10, reach the object of fast blanking, improve the work efficiency at whole station.
Arbitrary technical scheme disclosed in the invention described above unless otherwise stated, if the number range of it discloses, so disclosed number range is preferred number range, anyly it should be appreciated by those skilled in the art: preferred number range is only the numerical value that in many enforceable numerical value, technique effect is obvious or representative.Because numerical value is more, cannot be exhaustive, so the present invention just discloses component values with casehistory technical scheme of the present invention, and the above-mentioned numerical value enumerated should not form the restriction to the invention protection domain.
If employ the word such as " first ", " second " herein to limit parts, those skilled in the art should know: the use of " first ", " second " is only used to be convenient to describe carry out difference as not having outside Stated otherwise to parts, the implication that above-mentioned word is not special.
Simultaneously, if the invention described above discloses or relate to parts or the framing member of connection fastened to each other, so, unless otherwise stated, be fixedly connected with and can be understood as: can releasably be fixedly connected with (such as using bolt or screw to connect), also can be understood as: to be non-removablely fixedly connected with (such as rivet, weld), certainly, connection fastened to each other also can be replaced by integral type structure (such as use foundry technique is integrally formed create) (obviously cannot adopt except integrally formed technique).
In addition, apply in arbitrary technical scheme disclosed in the invention described above for represent position relationship or shape term unless otherwise stated its implication comprise approximate with it, similar or close state or shape.Arbitrary parts provided by the invention both can be assembled by multiple independent component part, and also can be one of the forming manufacture technics separate part out.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (9)
1. a sand scale hooper, is characterized in that, comprises scale hooper body and broken arch mechanism, and described broken arch mechanism comprises stirs part, actuating unit and transmission device;
Described stirring part is all connected with described transmission device with described actuating unit, and described actuating unit drives described stirring part to move in the cavity of described scale hooper body by described transmission device;
Described stirring part is fixed in rotating shaft, and described rotating shaft is flexibly connected with the inwall of described scale hooper body, and described rotating shaft can be rotated around the inwall of active connection place relative to described scale hooper body;
Described transmission device comprises connecting rod mechanism and sluice gate, and described connecting rod mechanism one end is connected with described sluice gate, and the described connecting rod mechanism other end is fixedly connected with described rotating shaft; Described sluice gate is movably connected on the discharging opening of described scale hooper body, and described actuating unit can drive described sluice gate to turn to the position sheltering from described discharging opening or expose described discharging opening; Described actuating unit can drive described stirring part to rotate in the cavity of described scale hooper body by described sluice gate, described connecting rod mechanism and described rotating shaft successively.
2. sand scale hooper according to claim 1, is characterized in that,
Described connecting rod mechanism comprises first connecting rod, second connecting rod and third connecting rod, and described first connecting rod and described third connecting rod are hinged on the two ends of described second connecting rod respectively; One end that described first connecting rod deviates from described second connecting rod is fixedly connected with described rotating shaft, and one end that described third connecting rod deviates from described second connecting rod is connected with described sluice gate.
3. sand scale hooper according to claim 1, is characterized in that,
Described actuating unit is cylinder, the piston rod and cylinder sleeve of described cylinder one of them be fixedly connected with described scale hooper body, wherein another is connected with described sluice gate for both.
4. sand scale hooper according to claim 3, is characterized in that,
The piston rod and cylinder sleeve of described cylinder one of them be fixedly connected with the outer wall of described scale hooper body, both are hinged at side that wherein another and described sluice gate deviate from the cavity of described scale hooper body.
5. sand scale hooper according to claim 1, is characterized in that,
Described rotating shaft is flexibly connected with the inwall of described scale hooper body by axle sleeve and permanent seat;
The inwall of described permanent seat and described scale hooper body is fixed;
Described axle sleeve is fixedly connected with described permanent seat, and one end of described rotating shaft is inserted in described axle sleeve, and described rotating shaft can be rotated around the axial line of described axle sleeve.
6., according to the arbitrary described sand scale hooper of claim 1-5, it is characterized in that,
Described stirring part is the blade of sheet, and described blade is fixed in described rotating shaft.
7., according to the arbitrary described sand scale hooper of claim 1-5, it is characterized in that,
Described stirring part comprises at least two rod members, and described rod member is fixed in described rotating shaft, and the axial direction of each described rod member is all vertical with the axial direction of described rotating shaft.
8., according to the arbitrary described sand scale hooper of claim 1-5, it is characterized in that,
The inwall of described scale hooper body or outer wall are provided with vibrating motor.
9. a mixing plant, is characterized in that, comprises the arbitrary described sand scale hooper of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310358538.5A CN103395579B (en) | 2013-08-16 | 2013-08-16 | Sand scale hopper and mixing plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310358538.5A CN103395579B (en) | 2013-08-16 | 2013-08-16 | Sand scale hopper and mixing plant |
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| Publication Number | Publication Date |
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| CN103395579A CN103395579A (en) | 2013-11-20 |
| CN103395579B true CN103395579B (en) | 2015-04-22 |
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| CN201310358538.5A Expired - Fee Related CN103395579B (en) | 2013-08-16 | 2013-08-16 | Sand scale hopper and mixing plant |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104443877B (en) * | 2014-11-26 | 2017-07-04 | 广州达意隆包装机械股份有限公司 | Bottle cap storehouse arch breaking apparatus and bottle cap storehouse |
| CN108674842A (en) * | 2018-06-26 | 2018-10-19 | 湖州同光金属材料有限公司 | A kind of blanking mechanism of uncapping for chemical raw material addition |
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| CN201795849U (en) * | 2010-09-19 | 2011-04-13 | 安徽正远包装科技有限公司 | Hopper opening mechanism on weighing machine |
| CN202295342U (en) * | 2011-10-25 | 2012-07-04 | 无锡毅和帮自动化设备有限公司 | Device of opening delivery gate and automatically beating hopper in quantitative packaging and weighing system |
| CN202389819U (en) * | 2011-11-14 | 2012-08-22 | 杨利民 | Anti-blocking silo material poking device |
| CN103043334A (en) * | 2013-01-22 | 2013-04-17 | 中国计量学院 | Sludge stock bin with rotary arch breaking mechanism |
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| CN203473640U (en) * | 2013-08-16 | 2014-03-12 | 徐州徐工施维英机械有限公司 | Sand scale hopper and mixing station |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6054933U (en) * | 1983-09-21 | 1985-04-17 | 株式会社クボタ | Weighing device |
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2013
- 2013-08-16 CN CN201310358538.5A patent/CN103395579B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392690A (en) * | 2007-09-17 | 2009-03-25 | 株式会社电装 | Vehicle control system and method |
| CN201795849U (en) * | 2010-09-19 | 2011-04-13 | 安徽正远包装科技有限公司 | Hopper opening mechanism on weighing machine |
| CN202295342U (en) * | 2011-10-25 | 2012-07-04 | 无锡毅和帮自动化设备有限公司 | Device of opening delivery gate and automatically beating hopper in quantitative packaging and weighing system |
| CN202389819U (en) * | 2011-11-14 | 2012-08-22 | 杨利民 | Anti-blocking silo material poking device |
| CN103043334A (en) * | 2013-01-22 | 2013-04-17 | 中国计量学院 | Sludge stock bin with rotary arch breaking mechanism |
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| CN203473640U (en) * | 2013-08-16 | 2014-03-12 | 徐州徐工施维英机械有限公司 | Sand scale hopper and mixing station |
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Effective date of registration: 20180411 Address after: 221000 Xuzhou economic and Technological Development Zone, Jiangsu, No. 99 Guangde Road Patentee after: XUZHOU GONGRUN BUILDING TECHNOLOGY CO.,LTD. Address before: 221004 Xuzhou economic and Technological Development Zone, Jiangsu Peach Road, No. 29 Patentee before: XUZHOU XCMG SCHWING MACHINERY Co.,Ltd. |
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Granted publication date: 20150422 Termination date: 20210816 |