CN114476532A - Rotary distributor for material equal distribution - Google Patents
Rotary distributor for material equal distribution Download PDFInfo
- Publication number
- CN114476532A CN114476532A CN202210027076.8A CN202210027076A CN114476532A CN 114476532 A CN114476532 A CN 114476532A CN 202210027076 A CN202210027076 A CN 202210027076A CN 114476532 A CN114476532 A CN 114476532A
- Authority
- CN
- China
- Prior art keywords
- scraper
- rotary distributor
- distributing
- distribution
- chassis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims abstract description 93
- 238000009826 distribution Methods 0.000 title claims abstract description 42
- 238000007599 discharging Methods 0.000 claims abstract description 14
- 238000007664 blowing Methods 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 239000007779 soft material Substances 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 230000004308 accommodation Effects 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000005060 rubber Substances 0.000 claims description 3
- 238000012935 Averaging Methods 0.000 claims 1
- 238000010408 sweeping Methods 0.000 claims 1
- 239000003245 coal Substances 0.000 description 7
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000009827 uniform distribution Methods 0.000 description 2
- 208000036828 Device occlusion Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G29/00—Rotary conveyors, e.g. rotating discs, arms, star-wheels or cones
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/042—Granular material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
Abstract
The invention discloses a material-equally-distributing rotary distributor, wherein a chassis is provided with a horizontal supporting surface; the material distributing bin is supported on the supporting surface, and the top cover is provided with a material inlet; the rotating shaft passes through the chassis and extends into the accommodating space; the conical material distributor is arranged in the material distribution bin and below the material inlet, and the conical material distributor is connected with the rotating shaft to rotate along with the rotating shaft; the scraper is of an S-shaped structure, a first end of the scraper is connected with the rotating shaft, a second end opposite to the first end extends towards the side wall, and the hardness of the part, close to the first end, of the scraper is larger than that of the part, close to the second end, of the scraper; at least one material distributing and discharging opening penetrates through the base plate arranged in the accommodating space, and the material distributing and discharging opening is positioned below the part, close to the second end, of the scraper; the air blowing cleaning device is arranged on the material distributing bin and blows air towards the chassis. The rotary distributor for material equal distribution can improve the distribution uniformity and the distribution efficiency.
Description
Technical Field
The invention relates to the technical field of bulk cargo distribution, in particular to a rotary distributor for uniformly distributing materials.
Background
In controlling the quality of bulk goods such as coal and ore, it is necessary to perform sample preparation and inspection on these bulk goods. Generally, the untreated sample to be detected has a large amount, and a small amount of representative sample is obtained by adopting a division and distribution mode in order to improve the detection efficiency. The traditional division and distribution method is basically manual separation, and the mode is high in labor intensity and very dangerous, so that the division and distribution device is invented by people in the follow-up process to replace manual separation. At present, a common division method comprises rotary division, namely a representative small amount of samples are obtained from a large amount of samples through rotary division and division, and then subsequent detection work is carried out, but the conventional rotary division device does not have a stirring function on the samples, so that the components and the quality of the samples obtained after the mixing and the division of the samples before division and division are uneven, and the accuracy of the subsequent detection of the samples is influenced; in addition, the problems of low discharging speed, serious material residue, blockage of the device and low discharging quantity control precision easily occur when the conventional device divides materials. Therefore, the invention of the rotary distributor for realizing the uniform distribution of the materials is particularly necessary.
The above information disclosed in this background section is only for enhancement of understanding of the background of the invention and therefore it may contain information that does not form the prior art that is well known to those of ordinary skill in the art.
Disclosure of Invention
The invention aims to provide a material-equally-dividing rotary distributor, which solves the problems of non-uniform quality and non-uniform quality of material division and distribution, ensures the representativeness of the obtained material sample and the quality balance of each batch of materials, avoids material residues in a device after distribution, and reduces the possibility of sample mixing interference among different materials and device blockage.
In order to achieve the above purpose, the invention provides the following technical scheme:
the invention relates to a rotary distributor for material equal distribution, which comprises:
a chassis having a horizontal support surface;
the material distribution bin is supported on the supporting surface and comprises a side wall and a top cover, the side wall is erected on the supporting surface, the top cover extends from the side wall, the side wall and the top cover form a containing space in a surrounding mode, and the top cover is provided with a material inlet;
a rotation shaft extending into the accommodation space through the chassis;
the conical distributor is arranged in the distribution bin and below the feeding port, and is connected with the rotating shaft to rotate along with the rotating shaft;
a scraper blade having an S-shaped configuration, a first end of the scraper blade coupled to the shaft and a second end opposite the first end extending toward the sidewall, the scraper blade having a hardness proximate the first end portion greater than a hardness proximate the second end portion of the scraper blade;
the material distributing and discharging opening penetrates through the base plate arranged in the accommodating space and is positioned below the part, close to the second end, of the scraper;
and the air blowing cleaning device is arranged on the material distribution bin and used for blowing air towards the chassis.
In the rotary material distributor for uniformly distributing the materials, the tip end of the conical material distributor is aligned with the center of the feeding port.
In the rotary distributor for uniformly distributing the materials, the scraper is connected with the conical distributor.
In the rotary distributor for equally distributing the materials, the scraper is equally divided into an upper half section and a lower half section, the upper half section comprises a first end, and the lower half section comprises a second end.
In the rotary distributor for uniformly distributing the materials, the hardness of the upper half section is higher than that of the lower half section.
In the rotary distributor for equally distributing the materials, the upper half section is made of hard materials, the lower half section is made of soft materials, the hard materials comprise metals, and the soft materials comprise rubbers.
In the rotary distributor for equally distributing the materials, the material distributing bin and the conical distributor are of central symmetrical structures, and the central axis of the rotating shaft, the central axis of the feeding port and the central axis of the conical distributor are collinear with the central axis of the material distributing bin.
In the rotary distributor for uniformly distributing the materials, a plurality of distributing discharge openings are symmetrically distributed on the chassis.
In the rotary material distributor for uniformly distributing the materials, the distributing discharge opening and the chassis are provided with chamfers with preset angles.
In the rotary material distributor for uniformly distributing the materials, the air-blowing cleaning device faces the base plate between the two material distributing and discharging openings.
In the technical scheme, the rotary distributor for uniformly distributing the materials, provided by the invention, has the following beneficial effects: the rotary distributor for material uniform distribution can uniformly disperse the coal flow into a circular ring shape through the conical distributor; the conical angle can avoid material accumulation; the half section of the scraper close to the center plays a role in dispersing materials, and the half section close to the edge plays a role in gathering materials. The gathered materials just fall into the material receiving container from the material distributing and discharging opening. The scraper is made of soft and hard materials. The upper half section is made of hard materials, metals and the like, plays a role of a framework, fixes the scraper and fixes the soft materials like the lower half section of the scraper. The lower half section of the scraper is made of soft materials, hard particles can be fed into a discharge opening, hard collision is avoided, and the transmission motor is blocked due to the fact that the hard scraper collides a hard chassis with a hard material; the soft material is contacted with the chassis to play a role in cleaning. Divide and have the chamfer of certain angle between material discharge opening and the chassis, play and dredge the large granule effect, avoid the large granule to be crowded to die between scraper and chassis, cause the card material. The discharge opening is located the latter half of scraper, and the scraper gathers the coal after, and the discharge opening has carried out a cutting in the coal stream of gathering in other words, plays the effect that cuts the coal stream many times, improves the representativeness of sample. And 1 or more air-blowing cleaning devices are used for automatic cleaning after material distribution.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural view of a material-equally-dividing rotary distributor according to an embodiment of the present invention.
Fig. 2 is a schematic top view of a material-equally-dividing rotary distributor according to an embodiment of the present invention.
Fig. 3 is a schematic perspective view of a material-equally-dividing rotary distributor according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
Referring to fig. 1-3, in one embodiment, a material equal distribution rotary distributor of the present invention comprises,
a chassis 8 having a horizontal support surface;
the distribution bin 3 is supported on the supporting surface, the distribution bin 3 comprises a side wall standing on the supporting surface and a top cover extending from the side wall, the side wall and the top cover enclose a containing space, and the top cover is provided with a feeding port 7;
a rotation shaft 4 extending into the accommodation space through the chassis 8;
the conical distributor 2 is arranged in the distribution bin 3 and below the feeding port 7, and the conical distributor 2 is connected with the rotating shaft 4 to rotate along with the rotating shaft 4;
a scraper 5 having an S-shaped configuration, a first end of the scraper 5 connected to the rotary shaft 4 and a second end opposite to the first end extending towards the sidewall, the hardness of the scraper 5 near the first end portion being greater than the hardness of the scraper 5 near the second end portion;
at least one material distributing and discharging opening 6 penetrating through a base plate 8 arranged in the accommodating space, wherein the material distributing and discharging opening 6 is positioned below the second end part of the scraper 5;
and an air-blowing cleaning device 1 provided in the material distribution bin 3 to blow air toward the base plate 8.
In the preferred embodiment of the material-equally-divided rotary distributor, the tip of the conical distributor 2 is aligned with the center of the feed opening 7.
In the preferred embodiment of the material-sharing rotary distributor, the scraper 5 is connected with the conical distributor 2.
In the preferred embodiment of the material-equally-dividing rotary distributor, the scraper 5 is equally divided into an upper half and a lower half, the upper half includes a first end, and the lower half includes a second end.
In a preferred embodiment of the material-equally-dividing rotary distributor, the hardness of the upper half section is greater than that of the lower half section.
In a preferred embodiment of the material-equally-dividing rotary distributor, the upper half section is made of a hard material, the lower half section is made of a soft material, the hard material comprises metal, and the soft material comprises rubber.
In the preferred embodiment of the material-equally-distributing rotary distributor, the distribution bin 3 and the conical distributor 2 are both in a central symmetry structure, and the central axis of the rotating shaft 4, the central axis of the feeding port 7 and the central axis of the conical distributor 2 are collinear with the central axis of the distribution bin 3.
In the preferred embodiment of the material-equally-distributing rotary distributor, a plurality of distributing and discharging openings 6 are symmetrically distributed on the base plate 8.
In the preferred embodiment of the material-equally-distributing rotary distributor, the distributing discharge opening 6 and the bottom plate 8 are provided with chamfers with preset angles.
In the preferred embodiment of the material-equally-dividing rotary distributor, the air-blowing cleaning device 1 faces the bottom plate 8 between the two material-dividing discharge openings 6.
In one embodiment, the material distribution bin 3 is a cylindrical structure, and further, the base plate 8 is provided with a mounting groove for mounting the material distribution bin 3.
In one embodiment, the second end abuts the sidewall, the second end being of a flexible material that can sweep the sidewall without causing damage.
In one embodiment, the distributor is operated to distribute a uniform coal flow into a ring-shaped material flow by means of a conical distributor 2 of conical configuration. The rotating movement of the scraper 5 is utilized to evenly divide the ring material flow into 2 parts and more. The material flows into the receiving container from a material distributing and discharging opening 6 on the distributor base plate.
In one embodiment, the material distribution bin 3 is integrally arranged on a chassis 8, a feeding port 7 is formed in the upper portion of the material distribution bin 3 and provided with an air blowing cleaning device 1, a conical material distributor 2 is arranged in the center of the upper portion of the chassis in the material distribution bin 3, a plurality of material distribution discharge ports 6 are arranged on the periphery of the outer side of the material distribution bin, one end of a scraper 5 is connected with a rotating shaft 4 and the conical material distributor 2, the other end of the scraper is matched with a frame of the material distribution bin 3, and the rotating shaft 4 rotates to drive the scraper 5 to rotate. When the rotary distributor operates, materials flow into the distribution bin 3 from the feeding port 7, are dispersed into a circular coal flow through the conical distributor 2, the rotary shaft 4 drives the scraper 5 to rotate, the materials are gradually dispersed and concentrated outside the scraper 5 while being concentrated, the materials flow into the material receiving container through the distribution discharge port 6 on the lower portion of the outer side of the scraper 5, the air blowing cleaning device 1 starts to operate after the distribution is basically finished, and the materials are cleaned until the distribution is finished.
Finally, it should be noted that: the embodiments described are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments in the present application belong to the protection scope of the present application.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. The utility model provides a rotatory tripper that material was equallyd divide which characterized in that, it includes:
a chassis having a horizontal support surface;
the material distribution bin is supported on the supporting surface and comprises a side wall and a top cover, the side wall is erected on the supporting surface, the top cover extends from the side wall, the side wall and the top cover form a containing space in a surrounding mode, and the top cover is provided with a material inlet;
a rotation shaft extending into the accommodation space through the chassis;
the conical distributor is arranged in the distribution bin and below the feeding port, and is connected with the rotating shaft to rotate along with the rotating shaft;
a scraper blade having an S-shaped configuration, a first end of the scraper blade coupled to the shaft and a second end opposite the first end extending toward the sidewall, the scraper blade having a hardness proximate the first end portion greater than a hardness proximate the second end portion of the scraper blade;
the material distributing and discharging opening penetrates through the base plate arranged in the accommodating space and is positioned below the part, close to the second end, of the scraper;
and the air blowing cleaning device is arranged on the material distribution bin and used for blowing air towards the chassis.
2. The material-sharing rotary distributor according to claim 1,
the tip of the conical distributor is aligned with the center of the feeding port.
3. The material dividing rotary distributor according to claim 1, wherein said scraper is attached to a conical distributor.
4. The material-sharing rotary distributor according to claim 1,
the scraper is equally divided into an upper half section and a lower half section, the upper half section comprises a first end, and the lower half section comprises a second end.
5. The material-sharing rotary distributor according to claim 4,
the upper half section has a hardness greater than the lower half section.
6. The material averaging rotary distributor according to claim 5, wherein said upper half is constructed of a hard material and said lower half is constructed of a soft material, said hard material comprising a metal and said soft material comprising a rubber.
7. The material-sharing rotary distributor according to claim 1, wherein the distribution bin and the conical distributor are both of a central symmetrical structure, and the central axis of the rotating shaft, the central axis of the feeding port and the central axis of the conical distributor are collinear with the central axis of the distribution bin.
8. The material-sharing rotary distributor according to claim 1, wherein a plurality of distributing and discharging openings are symmetrically distributed on said base plate.
9. The material-sharing rotary distributor according to claim 1, wherein the distribution discharge opening and the bottom plate are chamfered at a predetermined angle.
10. The material-sharing rotary distributor according to claim 1, wherein said air-blowing sweeping means is directed toward the bottom plate between said distributing and discharging openings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210027076.8A CN114476532A (en) | 2022-01-11 | 2022-01-11 | Rotary distributor for material equal distribution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210027076.8A CN114476532A (en) | 2022-01-11 | 2022-01-11 | Rotary distributor for material equal distribution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114476532A true CN114476532A (en) | 2022-05-13 |
Family
ID=81510007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210027076.8A Pending CN114476532A (en) | 2022-01-11 | 2022-01-11 | Rotary distributor for material equal distribution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114476532A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201458378U (en) * | 2009-09-03 | 2010-05-12 | 洛阳水泥工程设计研究院有限公司 | Bin bottom discharge device |
| CN203877543U (en) * | 2014-03-26 | 2014-10-15 | 湖南水口山有色金属集团有限公司 | S-shaped squeegee used in disc feeding machine sleeve |
| CN205312285U (en) * | 2016-01-29 | 2016-06-15 | 哈尔滨北方通用机电设备工程有限公司 | Center batcher with rotation type inner cone structure |
| CN210480259U (en) * | 2019-08-02 | 2020-05-08 | 宝武集团环境资源科技有限公司 | Disc material separator capable of realizing material separation and material discharge control |
| CN210913770U (en) * | 2019-08-27 | 2020-07-03 | 北京奥科兴源科技企业孵化器有限公司 | Buffering distributor |
| CN211870814U (en) * | 2019-12-24 | 2020-11-06 | 张家港市长泰机械科技有限公司 | Rotary scraper device for unloading machine |
| CN112357617A (en) * | 2020-10-29 | 2021-02-12 | 哈尔滨北方通用机电设备工程有限公司 | Scraper feeder |
| CN216582486U (en) * | 2022-01-11 | 2022-05-24 | 英飞智信（苏州）科技有限公司 | Rotary distributor for material equal distribution |
-
2022
- 2022-01-11 CN CN202210027076.8A patent/CN114476532A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201458378U (en) * | 2009-09-03 | 2010-05-12 | 洛阳水泥工程设计研究院有限公司 | Bin bottom discharge device |
| CN203877543U (en) * | 2014-03-26 | 2014-10-15 | 湖南水口山有色金属集团有限公司 | S-shaped squeegee used in disc feeding machine sleeve |
| CN205312285U (en) * | 2016-01-29 | 2016-06-15 | 哈尔滨北方通用机电设备工程有限公司 | Center batcher with rotation type inner cone structure |
| CN210480259U (en) * | 2019-08-02 | 2020-05-08 | 宝武集团环境资源科技有限公司 | Disc material separator capable of realizing material separation and material discharge control |
| CN210913770U (en) * | 2019-08-27 | 2020-07-03 | 北京奥科兴源科技企业孵化器有限公司 | Buffering distributor |
| CN211870814U (en) * | 2019-12-24 | 2020-11-06 | 张家港市长泰机械科技有限公司 | Rotary scraper device for unloading machine |
| CN112357617A (en) * | 2020-10-29 | 2021-02-12 | 哈尔滨北方通用机电设备工程有限公司 | Scraper feeder |
| CN216582486U (en) * | 2022-01-11 | 2022-05-24 | 英飞智信（苏州）科技有限公司 | Rotary distributor for material equal distribution |
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