CN109896306B - Distributing device - Google Patents
Distributing device Download PDFInfo
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- CN109896306B CN109896306B CN201910350527.XA CN201910350527A CN109896306B CN 109896306 B CN109896306 B CN 109896306B CN 201910350527 A CN201910350527 A CN 201910350527A CN 109896306 B CN109896306 B CN 109896306B
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- distributor
- groove
- feeding arm
- materials
- bin
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- 239000000463 material Substances 0.000 claims abstract description 81
- 238000003860 storage Methods 0.000 claims abstract description 18
- 239000002245 particle Substances 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 abstract description 10
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 4
- 239000011707 mineral Substances 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract description 3
- 239000003245 coal Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The invention relates to the technical field of solid mineral sample preparation, and particularly discloses a distributor, wherein a distributor cover of the distributor is arranged at a discharge hole on a bottom plate of a storage bin and shields the discharge hole; the rotary shaft penetrates through the discharge hole and is driven to rotate by the driving device; the gap is arranged between the distributor and the bottom plate, the first end of the feeding arm is fixed on the rotating shaft, the second end of the feeding arm is adjacent to the inner wall of the bin, and the feeding arm scrapes materials from the second end to the first end when continuously rotating, so that the materials at the bottom of the bin, which are far away from the discharge port, are not stacked, are discharged uniformly, the materials in the bin are reduced layer by layer, the discharge is continuous and stable, the representativeness of the prepared sample is guaranteed, the bottom of the distributor is provided with a groove, the groove extends along the horizontal direction, when the feeding arm pushes the materials with slightly larger particle size to pass through the groove, the materials can enter the groove and enter the discharge port, the difficulty in discharging caused by the clamping at the lower end of the distributor is avoided, and the representativeness of the sample is further guaranteed.
Description
Technical Field
The invention relates to the field of solid mineral sample preparation, in particular to a distributing device.
Background
Bulk materials of the solid mineral type need to be inspected for quality during production, trade and use. Taking coal as an example, when quality detection is carried out on the coal, a collected coal sample with larger granularity needs to be prepared into a small representative sample with small granularity, and the quality of the sample is verified by testing the sample.
At present, sample preparation of bulk materials is usually realized through procedures such as crushing, shrinkage and the like, and in order to ensure that the prepared samples are representative, the materials need to be uniformly, continuously and stably conveyed to a crushing device, so that how to convey the materials is a key in the bulk material sample preparation process. In the prior art, materials generally fall from the top of a bin of a distributing device, naturally fall to an outlet at the lower end of the bin by utilizing the gravity of solid materials, are transversely conveyed to a conveying belt or a hopper by utilizing a screw feeder, and are conveyed to a crushing device to finish temporary storage and transfer of the materials.
However, under the action of gravity, the materials at the lower part of the bin can be compacted and compacted by the materials at the upper part, especially the materials which are similar to mineral materials such as coal and the like, have finer granularity and contain a certain amount of moisture and cohesiveness, and are more compacted, so that the bottom blanking is difficult, the blocking phenomenon is caused, and the whole material conveying process is influenced.
Therefore, a dispenser is needed to solve the above problems.
Disclosure of Invention
The invention aims at: the distributor is provided to solve the problem that the distribution device in the prior art is difficult to ensure that materials are transported to a crushing device uniformly, continuously and stably, so that the prepared samples are not enough in representativeness.
The present invention provides a distributor, comprising:
the top of the storage bin is provided with an opening, and the bottom plate of the storage bin is provided with a discharge hole;
the rotating shaft penetrates through the discharge hole;
the driving device is used for driving the rotating shaft to rotate;
The distributor is covered on the discharge hole and can shield the discharge hole, a gap is arranged between the distributor and the bottom plate, a groove is arranged at the bottom of the distributor, and the groove extends along the horizontal direction;
The feeding arm is located in the gap, the feeding arm comprises a first end and a second end, the first end is fixed on the rotating shaft, the second end is adjacent to the inner wall of the storage bin, and the feeding arm is used for scraping materials from the second end to the first end.
Preferably, the distributing device further comprises a fixing frame, one end of the fixing frame is fixedly connected with the side wall of the storage bin, and the other end of the fixing frame is fixedly connected with the distributing device.
Preferably, the fixing frame comprises a plurality of supporting rods, two ends of each supporting rod are respectively connected with the distributor and the storage bin, and the plurality of supporting rods are arranged along the axis of the distributor at equal angles.
Preferably, the distributor is conical.
Preferably, the repose angle of the material is alpha, and the included angle between the side wall of the distributor and the horizontal plane is 1.0-2.0 alpha.
Preferably, the nominal granularity of the material is d, the horizontal distance between the lower edge of the distributor and the discharge port is L1, L1 is more than or equal to 1.5d and less than or equal to 2.5d, and the vertical distance between the lower edge of the distributor and the discharge port is L2, and L2 is more than or equal to 1.0d and less than or equal to 1.5d.
Preferably, the feeding arm is spiral.
Preferably, the nominal granularity of the material is d, and the notch width of the groove is L3, wherein L3 is more than or equal to 1.5d and less than or equal to 2.0d.
Preferably, the nominal granularity of the material is d, and the maximum depth of the grooves is L4, wherein L4 is more than or equal to 1.5d and less than or equal to 2.0d.
Preferably, the longitudinal section of the groove is circular arc.
The beneficial effects of the invention are as follows:
The invention provides a distributing device which comprises a storage bin, a rotating shaft, a driving device, a distributing device and a feeding arm, wherein the top of the storage bin is provided with an opening, and a bottom plate of the storage bin is provided with a discharge hole; the rotary shaft is arranged in the discharge hole in a penetrating way; the driving device is used for driving the rotating shaft to rotate; the tripper cover is located the discharge gate and can be shielded the discharge gate, is equipped with the clearance between tripper and the bottom plate, and the bottom of tripper is equipped with the recess, and the recess extends along the horizontal direction, and the feed arm is arranged in the clearance, and the feed arm includes first end and second end, and first end is fixed on the rotation axis, and the inner wall of second end adjacent feed bin, and the feed arm is used for scraping the material from the second end to first end. The feeding arm can scrape the material of contact to the direction of discharge gate from the inner wall of feed bin when rotatory, and the material can flow out from the discharge gate, has guaranteed that the material of feed bin bottom department of keeping away from the discharge gate can not pile up, and has guaranteed the homogeneity of ejection of compact, rotates in succession through the feeding arm, and the material successive layer reduces in the feed bin, can guarantee the continuity and the stability of ejection of compact to the representativeness of the sample article of making has been ensured. And through setting up the recess in the bottom of tripper, when the feed arm promotes the material that the particle diameter is slightly big through the recess, the material will get into in the recess and enter into the discharge gate, avoids the card to cause the unloading difficulty at the tripper lower extreme, further guarantees the representativeness of sample.
Drawings
FIG. 1 is a schematic diagram of a distributor according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a second embodiment of a distributor according to the present invention;
FIG. 3 is a schematic diagram of a portion of a distributor according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a portion of a distributor according to an embodiment of the present invention.
In the figure:
1. A storage bin; 11. an opening; 12. a discharge port; 13. a bottom plate; 2. a rotation shaft; 3. a distributor; 31. a groove; 4. a feed arm; 41. an inclined plane; 5. a gap; 6. a support rod; 7. and a discharging pipe.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 4, the present embodiment provides a distributing device, which includes a bin 1, a rotating shaft 2, a driving device, a distributor 3 and a feeding arm 4, wherein an opening 11 is arranged at the top of the bin 1, materials are added into the bin 1 through the opening 11, and a discharging hole 12 is arranged on a bottom plate 13 of the bin 1; the rotary shaft 2 is arranged in the discharge hole 12 in a penetrating way; the driving device is used for driving the rotating shaft 2 to rotate; the distributor 3 is arranged at the discharge hole 12 in a covering way and can shield the discharge hole 12, a gap 5 is arranged between the distributor 3 and the bottom plate 13, a groove 31 is arranged at the bottom of the distributor 3, and the groove 31 extends along the horizontal direction; the feed arm 4 is located in the gap 5, the feed arm 4 comprising a first end fixed to the rotation shaft 2 and a second end adjacent to the inner wall of the silo 1, the feed arm 4 being arranged to scrape material from the second end towards the first end.
It can be understood that when using, the material that adds in the feed bin 1 is located between tripper 3 and the feed bin 1 inner wall, cover discharge gate 12 through tripper 3, prevent that the material from dropping by discharge gate 12, the bottom of feed arm 4 feed bin 1 simultaneously, the feed arm 4 can scrape the direction of discharge gate 12 with the material of its contact from the inner wall department of feed bin 1 when rotatory, the material can flow in from discharge gate 12, guaranteed that the material of feed bin 1 bottom department of keeping away from discharge gate 12 can not pile up, and guaranteed the homogeneity of ejection of compact, rotate in succession through feed arm 4, the material successive layer reduces in the feed bin 1, can guarantee the continuity and the stability of ejection of compact, thereby ensured the representativeness of the sample article of making.
If there is a part of irregularly shaped material, such as an elongated material, with a length greater than the size of the gap 5, the elongated material cannot be pushed through the gap 5 by the scraper and cannot enter the discharge opening 12 when the elongated material is vertically positioned in the bin 1, in this embodiment, by providing the groove 31 at the bottom of the dispenser 3, when the scraper pushes the elongated material through the groove 31, if the elongated material has a length smaller than the groove depth of the groove 31, the elongated material will enter the groove 31 and enter the discharge opening 12, so that the representativeness of the manufactured sample is further ensured.
Alternatively, the distributor 3 is conical, and one end of its conical bottom is close to the discharge opening 12 with respect to one end of its conical tip. Specifically, in this embodiment, the aperture of the discharge port 12 is smaller than the diameter of one end of the conical bottom of the distributor 3, so that the distributor 3 can shield the discharge port 12, and the gravity of the material right above the discharge port 12 acts on the distributor 3, so that the discharge port 12 leaves enough space to ensure that the material falls, and meanwhile, the pressure of a part of the material is distributed through the distributor 3, so that the pressure of the material to the feeding arm 4 and the resistance of the feeding arm 4 in rotation can be reduced, and smooth rotation of the feeding arm 4 is ensured.
The repose angle of the material is alpha, and the included angle between the side wall of the distributor 3 and the horizontal plane is 1.0 alpha-2.0 alpha. The angle of repose is also called the angle of repose, and is the maximum angle that the material can keep a natural stable state when stacking, namely the angle of a single side of the material pile relative to the ground, after the angle is formed, the material pile is piled up, the material pile can naturally slide down, the angle is kept, the material pile can only be increased, and the bottom area is increased. The included angle between the side wall of the distributor 3 and the horizontal plane is 1.0 alpha-2.0 alpha, so that the materials can be prevented from accumulating or attaching on the surface of the distributor 3.
The nominal particle size of the material, also referred to as nominal maximum particle size, is the mesh size corresponding to the screen closest to but not greater than 5% of the cumulative mass percentage of the oversize material. The horizontal distance between the lower edge of the distributor 3 and the discharge hole 12 is L1, L1 is less than or equal to 1.5d, preferably L1 = 2.2d, and the vertical distance between the lower edge of the distributor 3 and the discharge hole 12 is L2, L2 is less than or equal to 1.0d and less than or equal to 1.5d, preferably L2 = 1.1d. Considering the angle of repose of the material, by making L1 approximately twice L2, it is possible to effectively prevent the material from falling from the gap 5 into the discharge opening 12 when the feed arm 4 is not rotating.
Optionally, the distributor 3 is a shell, the bottom of which is provided with an opening 11, and the groove 31 penetrates through two ends of the side wall of the distributor 3, so that after passing through the groove 31, the material can be pushed by the feeding arm 4 to move freely. In the present embodiment, the width of the notch of the groove 31 is L3, L3 is 1.5d is less than or equal to 2.0d, and the maximum depth of the groove 31 is L4, L4 is 1.5d is less than or equal to 2.0d. The longitudinal section of the groove 31 is circular arc-shaped. Of course, the present embodiment is not limited to the specific shape of the groove 31.
It will be appreciated that the number of grooves 31 may also be provided in plural, and that the plurality of grooves 31 are arranged equiangularly along the axis of the dispenser 3.
The feeding arm 4 is in a spiral shape, and the cross section of the feeding arm is in a spiral shape, so that the feeding arm 4 can push materials which are positioned at the bottom of the storage bin 1 and far away from the discharge port 12 to the discharge port 12 in the scraping process; one end of the bottom of the feeding arm 4 is attached to the upper surface of the bottom plate 13, so that the feeding arm 4 can scrape materials at the bottom of the storage bin 1 to the discharge port 12, and the materials at the bottom of the storage bin 1 and far away from the discharge port 12 can be prevented from being accumulated. The feeding arm 4 can scrape a layer of material positioned at the bottom of the storage bin 1 to the discharge hole 12 and flow out after rotating for one circle, and the material positioned above the feeding arm 4 can be scraped loose, so that the material can be prevented from affecting the uniformity of discharge due to extrusion compaction particularly when the water content of the material is higher. With the continuous rotation of the feeding arm 4, the material can be ensured to continuously, uniformly and stably flow out of the discharge port 12.
Alternatively, the height of the feeder arms 4 may tend to decrease from the first end to the second end, such that the decreasing height of the second end of the feeder arms 4 may reduce the contact area of the feeder arms 4 with the material, particularly when the feeder arms 4 are in contact with the elongated material, which may tend to fall down or break up the elongated material. Specifically, the feeding arm 4 includes an upper surface and a lower surface that are parallel and arranged at intervals, an inner surface and an outer surface that are arranged at intervals and are both spiral, a first end surface and a second end surface that are arranged at intervals, and an inclined surface 41, the first end surface is connected with the inner surface, the outer surface, the upper surface and the lower surface respectively, the second end surface is connected with the inner surface, the outer surface, the lower surface and the inclined surface 41 respectively, and the inclined surface 41 is connected with the upper surface. And the end of the inclined surface 41 connected with the upper surface is positioned outside the discharge port 12 and adjacent to the discharge port 12.
The interval between the second end of feed arm 4 and the inner wall of feed bin 1 is L5, and L5 is less than or equal to 0.5d, can guarantee that the material of keeping away from discharge gate 12 in feed bin 1 can be scraped by feed arm 4, prevents that the material from piling up.
The height of the first end of the feeding arm 4 is L6, L6 is more than or equal to 1.0d and less than or equal to 1.5d, and the height of the first end is equal to the width of the gap 5; the height of the second end is L7, and L7 is more than or equal to 0.5d and less than 1.0d. Such sizing ensures that material within the nominal particle size is smoothly scraped into the discharge opening 12 by the rotary feeder arm 4. Meanwhile, the materials with the particle size larger than the nominal particle size are not clamped between the feeding arm and the distributor 3, so that smooth discharging is ensured.
Alternatively, the distributor 3 and the discharge port 12 are coaxially disposed, and the distributor 3 coincides with the rotation axis of the rotary shaft 2. The first end and the second end of the feeding arm 4 are respectively positioned at two ends of the discharge hole 12, and the part of the rotary shaft 2 penetrating through the discharge hole 12 only occupies a small part of the discharge hole 12 and is close to the second end, so that the influence on discharge can be reduced.
The distributor 3 is installed on the feed bin 1 through the mount, and the one end of mount and the lateral wall fixed connection of feed bin 1, the other end and distributor 3 fixed connection. Specifically, the mount includes many spinal branch vaulting poles 6, and the both ends of bracing piece 6 are connected with tripper 3 and feed bin 1 respectively to many spinal branch vaulting poles 6 are along the equiangular setting of axis of tripper 3.
The driving device comprises a motor and a transmission assembly, wherein the motor is connected with the rotating shaft 2 through the transmission assembly and drives the rotating shaft 2 to rotate. In the embodiment, the motor is connected with the controller, and the rotating speed of the motor can be controlled through the controller, so that the rotating speed of the feeding arm 4 is controlled, and the falling speed of the materials is controlled.
Optionally, the distributing device further comprises a purging device, the purging device can comprise an air nozzle and an electromagnetic valve, the air nozzle is connected with an external high-pressure air source through a pipeline, the electromagnetic valve is arranged on the pipeline and connected with the controller, and the purging device can be started and stopped through manual control or can be started and stopped through control of the controller.
Optionally, the distributor further comprises a discharging pipe 7, one end of the top of the discharging pipe 7 is connected with the bottom plate 13 and is communicated with the discharging hole 12, the discharging pipe 7 is sleeved on the rotating shaft 2, and materials flowing out of the discharging hole 12 are guided through the discharging pipe 7.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (8)
1. A distributor, comprising:
the top of the storage bin (1) is provided with an opening (11), and the bottom plate (13) of the storage bin is provided with a discharge hole (12);
the rotating shaft (2) is arranged in the discharge hole (12) in a penetrating way;
the driving device is used for driving the rotating shaft (2) to rotate;
The distributor (3) is covered on the discharge hole (12) and can shield the discharge hole (12), a gap (5) is arranged between the distributor (3) and the bottom plate (13), a groove (31) is arranged at the bottom of the distributor (3), and the groove (31) extends along the horizontal direction;
a feeding arm (4) located in the gap (5), the feeding arm (4) comprising a first end and a second end, the first end being fixed on the rotation shaft (2), the second end being adjacent to the inner wall of the silo (1), the feeding arm (4) being adapted to scrape material from the second end towards the first end;
the nominal granularity of the material is d, the width of the notch of the groove (31) is L3, and L3 is more than or equal to 1.5d and less than or equal to 2.0d;
The maximum depth of the groove (31) is L4, and L4 is more than or equal to 1.5d and less than or equal to 2.0d.
2. The distributing device according to claim 1, characterized in that it further comprises a fixing frame, one end of which is fixedly connected with the side wall of the stock bin (1), and the other end of which is fixedly connected with the distributing device (3).
3. The distributing device according to claim 2, wherein the fixing frame comprises a plurality of supporting rods (6), two ends of each supporting rod (6) are respectively connected with the distributing device (3) and the storage bin (1), and the plurality of supporting rods (6) are arranged at equal angles along the axis of the distributing device (3).
4. The distributor according to claim 1, characterized in that the distributor (3) is conical.
5. The distributor according to claim 4, wherein the repose angle of the material is α, and the angle between the side wall of the distributor (3) and the horizontal plane is 1.0 α -2.0 α.
6. The distributor according to claim 4, wherein the nominal particle size of the material is d, the horizontal distance between the lower edge of the distributor (3) and the discharge opening (12) is L1,1.5 d.ltoreq.l1.ltoreq.2.5d, and the vertical distance between the lower edge of the distributor (3) and the discharge opening (12) is L2,1.0 d.ltoreq.l2.ltoreq.1.5d.
7. A distributor according to claim 4, wherein the feeding arm (4) is helical.
8. A distributor according to claim 1, wherein the longitudinal section of the recess (31) is circular arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350527.XA CN109896306B (en) | 2019-04-28 | 2019-04-28 | Distributing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350527.XA CN109896306B (en) | 2019-04-28 | 2019-04-28 | Distributing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109896306A CN109896306A (en) | 2019-06-18 |
| CN109896306B true CN109896306B (en) | 2024-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910350527.XA Active CN109896306B (en) | 2019-04-28 | 2019-04-28 | Distributing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109896306B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61145038A (en) * | 1985-11-22 | 1986-07-02 | Takenaka Komuten Co Ltd | Drive-away device for outer circumference take-out type silo |
| CA2032622A1 (en) * | 1989-12-22 | 1991-06-23 | Jorg Schwedes | Silo with a discharge means |
| CN101580175A (en) * | 2009-06-01 | 2009-11-18 | 苏州中门子科技有限公司 | Turntable-type quantitative feeder |
| TW201245015A (en) * | 2010-11-25 | 2012-11-16 | Kawasaki Heavy Ind Ltd | Mobile discharge device for powder and granular material storage silo and powder and granular material storage silo |
| CN202717387U (en) * | 2012-06-29 | 2013-02-06 | 青岛德施普机械工业有限公司 | Center discharge machine |
| CN203765806U (en) * | 2014-02-21 | 2014-08-13 | 泰山石膏股份有限公司 | Industrial byproduct gypsum metering, discharging and feeding device |
| CN203946449U (en) * | 2014-07-01 | 2014-11-19 | 无锡市华通环保设备有限公司 | Single motor-driven discharging machine for silo |
| CN104654342A (en) * | 2015-01-28 | 2015-05-27 | 江苏西铭节能环保科技有限公司 | Coal blending combustion anti-blocking device and coal blending combustion method |
| CN205675555U (en) * | 2016-06-13 | 2016-11-09 | 濮阳市鸿宇压力容器有限公司 | A kind of rotary scraping arm assembly being applicable to center feeder |
| CN109230627A (en) * | 2018-09-03 | 2019-01-18 | 力鸿智信（北京）科技有限公司 | A kind of dispenser and its control method |
| CN209889872U (en) * | 2019-04-28 | 2020-01-03 | 力源智信(苏州)科技有限公司 | Material distributor |
-
2019
- 2019-04-28 CN CN201910350527.XA patent/CN109896306B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61145038A (en) * | 1985-11-22 | 1986-07-02 | Takenaka Komuten Co Ltd | Drive-away device for outer circumference take-out type silo |
| CA2032622A1 (en) * | 1989-12-22 | 1991-06-23 | Jorg Schwedes | Silo with a discharge means |
| CN101580175A (en) * | 2009-06-01 | 2009-11-18 | 苏州中门子科技有限公司 | Turntable-type quantitative feeder |
| TW201245015A (en) * | 2010-11-25 | 2012-11-16 | Kawasaki Heavy Ind Ltd | Mobile discharge device for powder and granular material storage silo and powder and granular material storage silo |
| CN202717387U (en) * | 2012-06-29 | 2013-02-06 | 青岛德施普机械工业有限公司 | Center discharge machine |
| CN203765806U (en) * | 2014-02-21 | 2014-08-13 | 泰山石膏股份有限公司 | Industrial byproduct gypsum metering, discharging and feeding device |
| CN203946449U (en) * | 2014-07-01 | 2014-11-19 | 无锡市华通环保设备有限公司 | Single motor-driven discharging machine for silo |
| CN104654342A (en) * | 2015-01-28 | 2015-05-27 | 江苏西铭节能环保科技有限公司 | Coal blending combustion anti-blocking device and coal blending combustion method |
| CN205675555U (en) * | 2016-06-13 | 2016-11-09 | 濮阳市鸿宇压力容器有限公司 | A kind of rotary scraping arm assembly being applicable to center feeder |
| CN109230627A (en) * | 2018-09-03 | 2019-01-18 | 力鸿智信（北京）科技有限公司 | A kind of dispenser and its control method |
| CN209889872U (en) * | 2019-04-28 | 2020-01-03 | 力源智信(苏州)科技有限公司 | Material distributor |
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| CN109896306A (en) | 2019-06-18 |
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Address after: No. 11-215000, Hongxi Road, Suzhou, Jiangsu Province Applicant after: Yingfei Zhixin (Suzhou) Technology Co.,Ltd. Address before: No. 11-215000, Hongxi Road, Suzhou, Jiangsu Province Applicant before: LEONTECH (SUZHOU) TECHNOLOGY Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |