CN215464652U - A grind machine for cereal sample detects heavy metal - Google Patents
A grind machine for cereal sample detects heavy metal Download PDFInfo
- Publication number
- CN215464652U CN215464652U CN202121277510.5U CN202121277510U CN215464652U CN 215464652 U CN215464652 U CN 215464652U CN 202121277510 U CN202121277510 U CN 202121277510U CN 215464652 U CN215464652 U CN 215464652U
- Authority
- CN
- China
- Prior art keywords
- grinding
- grinder
- cavity
- material guiding
- heavy metals
- 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.)
- Active
Links
Images
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a grinding machine for detecting heavy metal in a grain sample, which comprises a machine base and a grinding core, wherein the machine base is provided with a grinding cavity, the grinding core is rotatably arranged in the grinding cavity, the machine base is provided with a feeding hole and a discharging hole, the machine base is provided with a cleaning hole, the cleaning hole is used for being connected with a wind power generation mechanism so as to form airflow for cleaning powder in the grinding cavity, and the material remained in the grinding cavity is sent out along with the airflow, so that the cleaning is convenient, the manual cleaning is replaced, and the labor intensity is reduced. The utility model can be widely applied to the technical field of powdering.
Description
Technical Field
The utility model relates to the technical field of powder grinding, in particular to a grinding machine for detecting heavy metals in grain samples.
Background
In the detection tests of agriculture and food, the powder grinding machine for grain samples such as rice, wheat and the like is an indispensable device, but the common powder grinding machine easily causes the samples to be polluted by metal in the grinding process. In addition, the cleaning of the powder grinding machine is a problem which is troublesome, residual materials need to be cleaned manually after the sample is prepared, the efficiency is low, and the cleaning is difficult.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one of the above technical problems, the utility model provides a grinder for detecting heavy metals in grain samples, which is convenient to clean, and adopts the following technical scheme:
the grinder for detecting the heavy metal in the grain sample comprises a base and a grinding core, wherein the base is provided with a grinding cavity, the grinding core is rotatably arranged in the grinding cavity, the base is provided with a feeding hole and a discharging hole, and the base is provided with a cleaning hole which is used for being connected with a wind power generation mechanism so as to form airflow for cleaning powder in the grinding cavity.
In some embodiments of the utility model, the grinding core comprises a coarse grinding part and a fine grinding part, so that the material is ground coarsely and then finely ground.
In some embodiments of the present invention, the inner diameter of the grinding chamber gradually increases from one end to the other end, and the feed inlet is disposed at the end of the grinding chamber having the smaller inner diameter.
In some embodiments of the present invention, an annular grinding buffer area is formed between the side wall of the grinding core and the inner wall of the grinding cavity, and the grinding buffer area is located between the coarse grinding part and the fine grinding part.
In some embodiments of the utility model, the discharge port is arranged at the bottom of the grinding chamber, and the cleaning port is arranged at the top of the grinding chamber.
In some embodiments of the utility model, the grinding machine comprises a material guiding part, the material guiding part is arranged at the discharge opening, and the material guiding part is provided with an inclined material guiding surface.
In some embodiments of the utility model, the material guiding component is provided with a material guiding cavity, the inner diameter of the material guiding cavity is gradually increased from one end to the other end, and the end with the larger inner diameter of the material guiding cavity is used for communicating the material outlet.
In certain embodiments of the utility model, the grinder includes a wind generating mechanism.
In certain embodiments of the utility model, the grinder includes a grinding motor for driving the grinding core in forward or reverse rotation.
In some embodiments of the utility model, the housing is provided as a ceramic member and the abrasive core is provided as a ceramic member.
The embodiment of the utility model has at least the following beneficial effects: the grinding machine is provided with a cleaning opening for connecting the wind power generation mechanism to form airflow for cleaning powder in the grinding cavity, and the material remained in the grinding cavity is sent out along with the airflow, so that the grinding machine is convenient to clean, replaces manual cleaning and reduces labor intensity. The utility model can be widely applied to the technical field of powdering.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic cross-sectional view of the assembled structure of the grinding core, the stand and the material guiding component;
fig. 2 is a schematic cross-sectional view of the assembled structure of the grinding core and the stand.
Detailed Description
Embodiments of the utility model, examples of which are illustrated in the accompanying drawings, are described in detail below with reference to fig. 1-2, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functionality throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that if the terms "center", "middle", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc., are used in an orientation or positional relationship indicated based on the drawings, it is merely for convenience of description and simplicity of description, and it is not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore, is not to be considered as limiting the present invention. The features defined as "first" and "second" are used to distinguish feature names rather than having a special meaning, and further, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model relates to a grinder for detecting heavy metals in grain samples, which comprises a stand 100 and a grinding core 200, wherein the stand 100 is provided with a grinding cavity, the grinding core 200 is rotatably arranged in the grinding cavity, and further, the grinder comprises a grinding motor, and the grinding core 200 is arranged at the output end of the grinding motor.
The grinding core 200 and the inner wall of the grinding cavity rub and extrude the materials to grind the materials into powder, in order to avoid metal pollution, the stand 100 is arranged into a ceramic component, the grinding core 200 is arranged into a ceramic component, the ceramic material has the characteristic of high strength and hardness, and metal substances cannot be doped into the materials. Further, zirconia is added to the ceramic member to achieve toughening.
It will be appreciated that the sides of the grinding core 200 and the side walls of the grinding chamber are used to grind material. To facilitate the grinding, the sidewall of the grinding core 200 is provided with a protruding structure, and the protruding structure is configured as a bump structure or a bar structure, and further, the protruding structure is configured along a spiral track. Of course, as an alternative, the raised structures are provided on the side walls of the grinding chamber.
The machine base 100 is provided with a feeding hole 101 and a discharging hole, and materials enter the grinding cavity from the feeding hole 101 and are sent out from the discharging hole after being ground into powder. With the attached drawings, the feed inlet 101 is arranged at the top of the grinding cavity, the discharge outlet is arranged at the bottom of the grinding cavity, and materials flow between the side wall of the grinding cavity and the side wall of the grinding core 200 from top to bottom, so that the materials are convenient to convey. Of course, the feed inlet 101 may alternatively be arranged at the top of the side wall of the grinding chamber, or the discharge outlet may be arranged at the bottom of the side wall of the grinding chamber.
Of course, as a further development, the grinding function can be provided between the bottom of the grinding core 200 and the bottom of the grinding cavity, and it can be understood that, in this case, the bottom of the grinding cavity should be provided with a sieve structure to send out the powdery material, and each sieve pore at the bottom of the grinding cavity can play a role of a discharge port.
Further, the grinder comprises a material guiding component 300, wherein the material guiding component 300 is arranged at the discharge port, and the material guiding component 300 is provided with an inclined material guiding surface, so that powdery materials can be conveniently collected. Specifically, the material guiding component 300 is provided with a material guiding cavity, the inner diameter of the material guiding cavity gradually increases from one end to the other end, the end with the larger inner diameter of the material guiding cavity is used for communicating with the material outlet, and with reference to the attached drawings, the material guiding component 300 is configured as a tapered material guiding cylinder, and as an alternative, the material guiding component 300 may also be configured as a structure with a material guiding plate, the material guiding plate is obliquely configured, and the side surface of the material guiding component 300 discharges materials.
In order to ensure the grinding effect, the grinding core 200 comprises a coarse grinding part 201 and a fine grinding part 202, so as to grind the material firstly and then finish, and with reference to the attached drawings, the coarse grinding part 201 is arranged near the feed inlet 101, the fine grinding part 202 is arranged near the discharge outlet, the coarse grinding part 201 is on the upper part, and the fine grinding part 202 is on the lower part. It will be appreciated that the side walls of the fine grinding section 202 are spaced less from the side walls of the grinding chamber, the density of the raised structures is greater, and the spacing between the raised structures and the side walls of the grinding chamber is less than that of the coarse grinding section 201, and that at least one of the various designs described above may be provided. It should be noted that the density of the bump structures is greater, and it is understood that the bump structures are arranged more densely or the pitch of the stripe structures is smaller.
With the attached drawings, the inner diameter of the grinding cavity is gradually increased from one end to the other end, the feed inlet 101 is arranged at the end with the smaller inner diameter on the grinding cavity, and further, the grinding core 200 is arranged in a structure with the larger end and the smaller end, so that the material flow speed in the gap between the grinding core 200 and the grinding cavity is slow, and the grinding time is prolonged.
An annular grinding buffer area 203 is formed between the side wall of the grinding core 200 and the inner wall of the grinding cavity, specifically, the side wall of the grinding core 200 is provided with a section of arc-shaped wall which is concave relative to the structure of the grinding core 200 to form the grinding buffer area 203 in the grinding cavity, the grinding buffer area 203 is positioned between the coarse grinding part 201 and the fine grinding part 202, and it can be understood that the grinding buffer area 203 smoothly transits to the fine grinding part 202 by means of the arc-shaped wall to avoid the accumulation and silting of materials. Further, the sidewall of the top of the grinding core 200 is configured as an inclined sidewall to form a truncated cone-shaped top structure to form an annular feed buffer 204 in the grinding chamber.
The grinder includes a wind generating mechanism, and in conjunction with the drawings, the housing 100 is provided with a cleaning opening 102, and the cleaning opening 102 is used to connect the wind generating mechanism to form an air flow for cleaning the powder in the grinding chamber, so that the grinder has a self-cleaning function. Specifically, the cleaning opening 102 is arranged at the top of the grinding cavity or at the top of the side wall of the grinding cavity, the wind power generation mechanism is used for generating suction in the grinding cavity, and the feeding opening 101 is sealed in the cleaning process, so that the airflow flows from the discharging opening to the cleaning opening 102 through the whole grinding cavity, and the grinding cavity is cleaned. Further, the grinding motor is used for driving the grinding core 200 to rotate forwards or backwards, the forward rotation is used for grinding, and the backward rotation is used for cleaning. Specifically, when the grinding chamber is cleaned by the wind generating mechanism, the grinding motor drives the grinding core 200 to rotate reversely.
Of course, as an alternative, the grinding machine may not be provided with a wind generating mechanism, but a wind generating mechanism, such as a vacuum cleaner, may be externally connected to the cleaning opening 102 when cleaning of the grinding chamber is required.
It is understood that the inlet 101 should be configured to be openable and closable, and specifically, the inlet 101 is provided with a feeding baffle, and the feeding baffle is disposed at the inlet 101 to be turnable or slidable.
In the description herein, references to the terms "one embodiment," "some examples," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples" or the like, if any, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While the embodiments of the present invention have been described in detail with reference to the drawings, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. A grind machine that is used for cereal sample to detect heavy metal which characterized in that: comprises that
The grinding machine comprises a machine base (100), wherein a grinding cavity is arranged on the machine base (100);
a grinding core (200), the grinding core (200) being rotatably disposed in the grinding chamber;
the machine base (100) is provided with a feeding hole (101) and a discharging hole, the machine base (100) is provided with a cleaning hole (102), and the cleaning hole (102) is used for being connected with a wind power generation mechanism so as to form air flow for cleaning powder in the grinding cavity.
2. The grinder for the detection of heavy metals of grain samples according to claim 1, characterized in that: the grinding core (200) comprises a coarse grinding part (201) and a fine grinding part (202) so as to grind materials firstly and then finely.
3. The grinder for the detection of heavy metals of grain samples according to claim 2, characterized in that: the inner diameter of the grinding cavity is gradually increased from one end to the other end, and the feed inlet (101) is formed in the end, with the smaller inner diameter, of the grinding cavity.
4. The grinder for the detection of heavy metals of grain samples according to claim 2, characterized in that: an annular grinding buffer area (203) is formed between the side wall of the grinding core (200) and the inner wall of the grinding cavity, and the grinding buffer area (203) is positioned between the coarse grinding part (201) and the fine grinding part (202).
5. A grinder for cereal samples to detect heavy metals according to any of claims 1 to 4, characterized in that: the discharge hole is formed in the bottom of the grinding cavity, and the cleaning hole (102) is formed in the top of the grinding cavity.
6. A grinder for cereal samples to detect heavy metals according to claim 5, characterized in that: the grinder comprises a material guiding component (300), wherein the material guiding component (300) is arranged at the discharge port, and the material guiding component (300) is provided with an inclined material guiding surface.
7. A grinder for cereal samples to detect heavy metals according to claim 6, characterized in that: the material guiding component (300) is provided with a material guiding cavity, the inner diameter of the material guiding cavity is gradually increased from one end to the other end, and the end with the larger inner diameter of the material guiding cavity is used for communicating the material outlet.
8. A grinder for cereal samples to detect heavy metals according to claim 5, characterized in that: the grinder includes a wind generating mechanism.
9. A grinder for cereal samples to detect heavy metals according to any of claims 1 to 4, characterized in that: the grinder comprises a grinding motor which is used for driving the grinding core (200) to rotate forwards or backwards.
10. The grinder for the detection of heavy metals of grain samples according to claim 1, characterized in that: the machine base (100) is arranged as a ceramic component, and the grinding core (200) is arranged as a ceramic component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121277510.5U CN215464652U (en) | 2021-06-08 | 2021-06-08 | A grind machine for cereal sample detects heavy metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121277510.5U CN215464652U (en) | 2021-06-08 | 2021-06-08 | A grind machine for cereal sample detects heavy metal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215464652U true CN215464652U (en) | 2022-01-11 |
Family
ID=79783831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121277510.5U Active CN215464652U (en) | 2021-06-08 | 2021-06-08 | A grind machine for cereal sample detects heavy metal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215464652U (en) |
-
2021
- 2021-06-08 CN CN202121277510.5U patent/CN215464652U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108284066B (en) | Civil engineering is with categorised garrulous husky sieve sand machine | |
| CN212759634U (en) | Screening sand device for building of quick unloading | |
| CN217866207U (en) | Municipal administration is rubbish cleaning cart for sanitation | |
| CN215464652U (en) | A grind machine for cereal sample detects heavy metal | |
| CN214682318U (en) | Cyclone separator capable of preventing dust exhaust pipe from being blocked | |
| CN100594072C (en) | Circular airflow screening machine for powder material | |
| CN219702224U (en) | Screening component for detecting various foods | |
| CN209943143U (en) | Flow guide type fan with rotary air outlet structure | |
| CN210358068U (en) | Powder concentrator | |
| CN216785115U (en) | Wear-resistant unloading piece for vertical screw unloading machine | |
| CN218502328U (en) | Can clear up maize of corncob and showy impurity and remove stone groove | |
| CN113786929B (en) | Raw material pretreatment device for pig feed processing | |
| CN217169301U (en) | Dust collecting device and dust collector | |
| CN210875580U (en) | Graphite processing ball mill | |
| CN211468840U (en) | Dry powder mortar filling device | |
| CN210546177U (en) | Wheat edulcoration device for agricultural production | |
| CN116940270A (en) | Vacuum cleaner | |
| CN107626408B (en) | Light material reduces airflow apparatus | |
| CN215390776U (en) | Screening device for production of wear-resistant materials | |
| CN213223267U (en) | Air screen type cleaning and sorting machine for processing rice seeds | |
| CN219646962U (en) | Dust collection device for powdery alloy ingredients | |
| CN114261802B (en) | Wear-resistant discharging part for vertical screw unloader | |
| CN210994530U (en) | Feeding device for grinding rice | |
| CN217688031U (en) | Sampling device with impurity removal function for water quality detection | |
| CN211709749U (en) | Compounding magnetic separation device based on PVC granulation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |