CN219836791U - Vibrating screen capable of removing fine powder - Google Patents
Vibrating screen capable of removing fine powder Download PDFInfo
- Publication number
- CN219836791U CN219836791U CN202321162367.4U CN202321162367U CN219836791U CN 219836791 U CN219836791 U CN 219836791U CN 202321162367 U CN202321162367 U CN 202321162367U CN 219836791 U CN219836791 U CN 219836791U
- Authority
- CN
- China
- Prior art keywords
- vibrating screen
- fine powder
- powder
- screen body
- vibrating
- 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
- 239000000843 powder Substances 0.000 title claims abstract description 178
- 239000000428 dust Substances 0.000 claims abstract description 27
- 239000004744 fabric Substances 0.000 claims 1
- 238000012216 screening Methods 0.000 abstract description 19
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 15
- 239000002245 particle Substances 0.000 description 10
- 239000011148 porous material Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000007873 sieving Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008093 supporting effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004372 laser cladding Methods 0.000 description 1
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model is applicable to the technical field of powder separation devices, and provides a vibrating screen capable of removing fine powder, which comprises the following components: the vibrating screen comprises a vibrating screen body, a screen mesh arranged in the vibrating screen body, a powder feeding port arranged at the top end of the vibrating screen body, a fine powder outlet arranged below the screen mesh on the vibrating screen body and a coarse powder outlet above the screen mesh; the top end of the fine powder collecting pipeline penetrates through the side wall of the top end of the vibrating screen body to be communicated with the vibrating screen body; the exhaust pipeline is internally provided with an exhaust fan and a filter bag, the top end of the exhaust pipeline is communicated with the outside air, and the bottom end of the fine powder collecting pipeline is communicated with the bottom end of the exhaust pipeline; and the inlet of the dust collecting component is communicated with the bottom end of the exhaust pipeline and the bottom end of the fine powder collecting pipeline. The utility model can effectively reduce the fine powder in the coarse powder under the condition of improving the screening efficiency, and simultaneously can reduce the dust overflow and improve the operation environment.
Description
Technical Field
The utility model belongs to the technical field of powder separation devices, and particularly relates to a vibrating screen capable of removing fine powder.
Background
The powder separating device is commonly used for separating and screening the ground materials, a vibrating screen is commonly adopted for screening the powder at present, and the powder smaller than the aperture of the screen passes through the screen and falls into a powder collecting tank below the screen; the powder larger than the mesh size falls into a powder collecting tank of coarse powder along with vibration.
In the current powder separation device, fine powder is easy to form dust in the vibration screening process, and when the dust concentration is high, the fine powder enters a coarse powder collecting tank along with coarse powder, and a certain amount of fine powder is mixed in the coarse powder. In the process of plasma overlaying or laser cladding by using the powder, the powder is easy to melt and block the powder feeding gun at the muzzle due to the existence of micro powder.
In the prior art, two solutions are proposed to solve the above problems, one is to perform two sieving steps, and repeat the two steps; another is to reduce the feed rate during sieving, but both solutions suffer from low sieving efficiency and poor production efficiency.
Disclosure of Invention
The utility model provides a vibrating screen capable of removing fine powder, which can solve the problems that the screening efficiency of the existing powder separating device for screening out fine powder is low and the production efficiency is affected.
The utility model provides a vibrating screen capable of removing fine powder, which comprises a vibrating screen body, a screen mesh arranged in the vibrating screen body and a powder feeding port arranged at the top end of the vibrating screen body, wherein the vibrating screen further comprises:
the fine powder outlet and the coarse powder outlet are arranged on the vibrating screen body, the coarse powder outlet is positioned above the screen, and the fine powder outlet is positioned below the screen;
the top end of the fine powder collecting pipeline penetrates through the side wall of the top end of the vibrating screen body to be communicated with the vibrating screen body;
the exhaust pipeline is internally provided with an exhaust fan and a filter bag, the top end of the exhaust pipeline is communicated with the outside air, and the bottom end of the fine powder collecting pipeline is communicated with the bottom end of the exhaust pipeline;
and the inlet of the dust collecting component is communicated with the bottom end of the exhaust pipeline and the bottom end of the fine powder collecting pipeline.
Optionally, the powder outlet of the fine powder is positioned at the bottom end of the side wall of the vibrating screen body, and the lower edge of the communication part of the powder outlet of the coarse powder and the vibrating screen body is flush with the screen.
Optionally, a filter bag is disposed between the suction fan and the inlet of the dust collection member.
Optionally, the vibrating screen further comprises a fine powder collecting tank arranged at the fine powder outlet and a coarse powder collecting tank arranged at the coarse powder outlet.
Optionally, the vibrating screen further comprises a vibrating motor, and an output shaft of the vibrating motor is connected with the vibrating screen body.
Optionally, an output shaft of the vibration motor is connected with the bottom of the vibration screen body.
Optionally, the vibrating screen further comprises a vibrating screen base, and the vibrating motor is mounted on the vibrating screen base.
Optionally, the power end of the vibration motor and the power end of the exhaust fan are electrically connected with an external power supply.
The scheme of the utility model has the following beneficial effects:
in the screening process, powder enters the vibrating screen body through the powder feeding port, and the powder with the particle size smaller than the aperture of the screen mesh passes through the screen mesh through the vibration of the vibrating screen body, and falls below to be collected through the fine powder outlet; the powder with the particle size larger than the pore diameter of the screen mesh is subjected to coarse powder collection through a coarse powder outlet under vibration. During the vibration process, the fine powder can form dust due to vibration. After the exhaust fan is started, micro negative pressure is formed in the micro powder collecting pipeline, micro powder can flow through the micro powder collecting pipeline to the filter bag arranged in the exhaust pipeline along with air flow, then falls into the dust collecting part to be collected, and air can be discharged from the top end of the exhaust pipeline through the exhaust fan, so that the micro powder content in coarse powder is effectively reduced under the condition of improving screening efficiency.
Other advantageous effects of the present utility model will be described in detail in the detailed description section which follows.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a vibrating screen capable of removing fine powder according to the present utility model.
[ reference numerals description ]
1. A powder feed port; 2. a screen; 3. a fine powder outlet; 4. a vibration motor; 5. a vibrating screen base; 6. a fine powder collecting pipe; 7. a coarse powder outlet; 8. a dust collection part; 9. a filter bag; 10. an exhaust fan; 11. a vibrating screen body; 12. an exhaust duct.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth such as the particular system architecture, techniques, etc., in order to provide a thorough understanding of the embodiments of the present utility model. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present utility model with unnecessary detail.
It should be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It should also be understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.
As used in the present description and the appended claims, the term "if" may be interpreted as "when..once" or "in response to a determination" or "in response to detection" depending on the context. Similarly, the phrase "if a determination" or "if a [ described condition or event ] is detected" may be interpreted in the context of meaning "upon determination" or "in response to determination" or "upon detection of a [ described condition or event ]" or "in response to detection of a [ described condition or event ]".
Furthermore, the terms "first," "second," "third," and the like in the description of the present specification and in the appended claims, are used for distinguishing between descriptions and not necessarily for indicating or implying a relative importance.
Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the utility model. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.
The existing powder separation device has the problems of low screening efficiency and influence on production efficiency in the vibration screening process.
Aiming at the problems, the embodiment of the utility model provides a vibrating screen capable of removing fine powder, wherein in the screening process, the powder enters a vibrating screen body through a powder feeding port, and the powder with the particle size smaller than the pore diameter of a screen mesh passes through the screen mesh through vibration of the vibrating screen body and falls into the lower part to be collected through a fine powder outlet; the powder with the particle size larger than the pore diameter of the screen mesh is subjected to coarse powder collection through a coarse powder outlet under vibration. During the vibration process, the fine powder can form dust due to vibration. After the exhaust fan is started, micro negative pressure is formed in the micro powder collecting pipeline, micro powder can flow through the micro powder collecting pipeline to the filter bag arranged in the exhaust pipeline along with air flow, then falls into the dust collecting part to be collected, and air can be discharged from the top end of the exhaust pipeline through the exhaust fan, so that the micro powder content in coarse powder is effectively reduced under the condition of improving screening efficiency.
The following is an exemplary description of a vibrating screen capable of removing fine powder according to the present utility model, with reference to specific examples.
As shown in fig. 1, the vibrating screen capable of removing fine powder comprises a vibrating screen body 11, a screen 2 arranged in the vibrating screen body 11, a powder feeding port 1 arranged at the top end of the vibrating screen body 11, a fine powder outlet 3 arranged on the vibrating screen body 11, a coarse powder outlet 7 arranged on the vibrating screen body 11, a fine powder collecting pipeline 6, an exhaust pipeline 12 and a dust collecting component 8.
Wherein, the coarse powder outlet 7 is positioned above the screen 2, and the fine powder outlet 3 is positioned below the screen 2; the top end of the fine powder collecting pipeline 6 passes through the side wall of the top end of the vibrating screen body 11 and is communicated with the vibrating screen body 11; an exhaust fan 10 and a filter bag 9 are arranged in the exhaust pipeline 12, the top end of the exhaust pipeline 12 is communicated with the outside air, and the bottom end of the fine powder collecting pipeline 6 is communicated with the bottom end of the exhaust pipeline 12; the inlet of the dust collecting part 8 communicates with the bottom end of the exhaust duct 12 and the bottom end of the fine powder collecting duct 6.
The vibrating screen body 11 is used for generating vibration, so that all parts in the vibrating screen vibrate along with the vibrating screen body, and the purpose of screening is achieved by matching with the screen 2.
The powder feed inlet 1 is used to provide a feed inlet from the top for feeding the powder material to be sieved into the vibrating screen body 11.
The fine powder outlet 3 is used for providing an outlet for the sieved fine powder, and the coarse powder outlet 7 is used for providing an outlet for the sieved coarse powder.
The fine powder collecting pipe 6 is fitted with the exhaust fan 10 so that fine powder dust generated during vibration enters the fine powder collecting pipe 6 due to a micro negative pressure formed at the fine powder collecting pipe 6 after the exhaust fan 10 is turned on, the filter bag 9 is used for isolating fine powder in the exhaust pipe 12, and the dust collecting member 8 is used for collecting fine powder isolated in the exhaust pipe 12 due to the filter bag 9.
It will be appreciated that the dust collection means 8 may be a dust collection tank or other means for containing the stored fine powder.
In the screening process of the vibrating screen, powder enters the vibrating screen body 11 through the powder feed inlet 1, and the powder with the particle size smaller than the aperture of the screen 2 passes through the screen 2 through the vibration of the vibrating screen body 11, and falls into the lower part and then is collected through the fine powder outlet 3; the powder with the particle size larger than the pore diameter of the screen mesh 2 is subjected to coarse powder collection through a coarse powder outlet 7 under vibration. During the vibration process, the fine powder can form dust due to vibration. After the exhaust fan 10 is started, micro negative pressure is formed in the micro powder collecting pipeline 6, micro powder can flow through the micro powder collecting pipeline 6 to the filter bag 9 arranged in the exhaust pipeline 12 along with air flow, then falls into the dust collecting part 8 to be collected, and air can be discharged from the top end of the exhaust pipeline 12 through the exhaust fan 10, so that under the condition of improving screening efficiency, micro powder in coarse powder is effectively reduced, dust is reduced to overflow, and the operation environment is improved.
In some embodiments of the present utility model, as shown in fig. 1, the fine powder outlet 3 is located at the bottom end of the side wall of the vibrating screen body 11, and the lower edge of the portion where the coarse powder outlet 7 communicates with the vibrating screen body 11 is flush with the screen 2.
The fine powder outlet 3 is arranged at the bottom end of the side wall of the vibrating screen body 11, so that the fine powder falling in the screening process can be collected in time, and excessive fine powder accumulation at the bottom of the vibrating screen body 11 is avoided.
The lower edge of the connection part of the coarse powder outlet 7 and the vibrating screen body 11 is flush with the screen 2, so that coarse powder in the screening process can be collected in time, and blockage caused by excessive coarse powder accumulated on the screen 2 is avoided.
In some embodiments of the utility model, as shown in fig. 1, the filter bag 9 is disposed between the suction fan 10 and the inlet of the dust collecting part 8.
The filter bag 9 is arranged between the exhaust fan 10 and the inlet of the dust collecting part 8, so as to prevent fine powder from directly entering the exhaust fan 10 through the exhaust pipeline 12 to influence the normal operation of the exhaust fan 10.
In some embodiments of the present utility model, the vibrating screen further comprises a fine powder collecting tank disposed at the fine powder outlet 3 and a coarse powder collecting tank disposed at the coarse powder outlet 7.
The fine powder collecting tank is used for collecting fine powder more conveniently, and the coarse powder collecting tank is used for collecting coarse powder more conveniently.
It will be appreciated that the fines collection tank may be other components that can hold stored fines, and the coarse powder collection tank may be other components that can hold stored coarse powder.
In some embodiments of the present utility model, as shown in fig. 1, the vibrating screen further includes a vibrating motor 4, and an output shaft of the vibrating motor 4 is connected to the vibrating screen body 11.
The vibration motor 4 may be replaced by another device that can vibrate the vibrating screen body 11.
The vibration motor 4 is used for more efficiently and controllably vibrating the vibrating screen body 11.
In some embodiments of the present utility model, as shown in fig. 1, an output shaft of the vibration motor 4 is connected to the bottom of the vibrating screen body 11.
The output shaft of the vibrating motor is connected with the bottom of the vibrating screen body 11, so that the vibrating motor 4 can better achieve the output effect, and a certain supporting effect can be achieved on the vibrating screen body 11.
In some embodiments of the present utility model, as shown in fig. 1, the vibrating screen further includes a vibrating screen base 5, and the vibrating motor 4 is mounted on the vibrating screen base 5.
The vibrating screen base 5 is used for supporting the vibrating motor 4 and other components above the vibrating screen base.
In some embodiments of the present utility model, the power terminal of the vibration motor 4 and the power terminal of the exhaust fan 10 are electrically connected to an external power source.
The external power supply is used for driving the vibration motor 4 and the exhaust fan 10, so that the vibration motor 4 and the exhaust fan 10 can continuously work.
It will be appreciated that the power supply end of the vibration motor 4 and the power supply end of the suction fan 10 may also be electrically connected to a power supply carried by itself so as to be driven.
In the screening process of the vibrating screen, powder enters the vibrating screen body 11 through the powder feed inlet 1, and the powder with the particle size smaller than the aperture of the screen 2 passes through the screen 2 through the vibration of the vibrating screen body 11, falls below and enters the fine powder collecting tank through the fine powder outlet 3; the powder with the particle size larger than the pore diameter of the screen mesh 2 enters the coarse powder collecting tank through the coarse powder outlet 7 under vibration. During the vibration process, the fine powder can form dust due to vibration. After the exhaust fan 10 is started, micro negative pressure is formed in the micro powder collecting pipeline 6, micro powder can flow through the micro powder collecting pipeline 6 to the filter bag 9 arranged in the exhaust pipeline 12 along with air flow, then falls into the dust collecting part 8 to be collected, and air can be discharged from the top end of the exhaust pipeline 12 through the exhaust fan 10, so that under the condition of improving screening efficiency, micro powder in coarse powder is effectively reduced, dust is reduced to overflow, and the operation environment is improved.
In some embodiments of the present utility model, there is a comparative test, where after the powder treated by the common vibrating screen is tested, the test result shows that the powder with the smallest particle size in the finished powder is about 7 microns; after the powder treated by the vibrating screen provided by the embodiment of the utility model is detected, the detection result shows that the powder with the minimum particle size in the finished powder is about 48 microns, and the effectiveness of the vibrating screen for removing the micro-fine powder is proved from an objective aspect.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (8)
1. The utility model provides a vibrating screen capable of removing fine powder, includes vibrating screen body (11), set up in screen cloth (2) in vibrating screen body (11) and set up in powder feed inlet (1) on vibrating screen body (11) top, its characterized in that, the vibrating screen still includes:
the fine powder outlet (3) and the coarse powder outlet (7) are formed in the vibrating screen body (11), the coarse powder outlet (7) is located above the screen (2), and the fine powder outlet (3) is located below the screen (2);
the top end of the fine powder collecting pipeline (6) penetrates through the side wall of the top end of the vibrating screen body (11) to be communicated with the vibrating screen body (11);
the fine powder collecting device comprises an exhaust pipeline (12), wherein an exhaust fan (10) and a filter bag (9) are arranged in the exhaust pipeline (12), the top end of the exhaust pipeline (12) is communicated with the outside air, and the bottom end of the fine powder collecting pipeline (6) is communicated with the bottom end of the exhaust pipeline (12);
and the inlet of the dust collecting component (8) is communicated with the bottom end of the exhaust pipeline (12) and the bottom end of the fine powder collecting pipeline (6).
2. Vibrating screen according to claim 1, characterized in that the fine powder outlet (3) is located at the bottom end of the side wall of the vibrating screen body (11), and the lower edge of the position where the coarse powder outlet (7) is communicated with the vibrating screen body (11) is flush with the screen (2).
3. Vibrating screen according to claim 1, characterized in that the filter bag (9) is arranged between the suction fan (10) and the inlet of the dust collecting part (8).
4. The vibrating screen according to claim 1, further comprising a fine powder collection tank provided at the fine powder outlet (3) and a coarse powder collection tank provided at the coarse powder outlet (7).
5. The vibrating screen according to claim 1, further comprising a vibrating motor (4), an output shaft of the vibrating motor (4) being connected with the vibrating screen body (11).
6. A vibrating screen according to claim 5, characterized in that the output shaft of the vibrating motor (4) is connected to the bottom of the vibrating screen body (11).
7. The vibrating screen according to claim 6, further comprising a vibrating screen base (5), wherein the vibrating motor (4) is mounted on the vibrating screen base (5).
8. Vibrating screen according to claim 5, characterized in that the power supply end of the vibrating motor (4) and the power supply end of the suction fan (10) are both electrically connected to an external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321162367.4U CN219836791U (en) | 2023-05-15 | 2023-05-15 | Vibrating screen capable of removing fine powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321162367.4U CN219836791U (en) | 2023-05-15 | 2023-05-15 | Vibrating screen capable of removing fine powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219836791U true CN219836791U (en) | 2023-10-17 |
Family
ID=88303419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321162367.4U Active CN219836791U (en) | 2023-05-15 | 2023-05-15 | Vibrating screen capable of removing fine powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219836791U (en) |
-
2023
- 2023-05-15 CN CN202321162367.4U patent/CN219836791U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100531862C (en) | Apparatus and method for removing grains with combined action of sound wave and additional seed grain | |
| CN204412703U (en) | Grain dust removal machine is inhaled in industry | |
| CN219836791U (en) | Vibrating screen capable of removing fine powder | |
| CN215656989U (en) | Graphite dust suction device | |
| CN104400933A (en) | Electrostatic precipitator for plastic particles | |
| CN205055663U (en) | Ultrasonic wave condenses negative pressure blowback bag collector | |
| CN111672758A (en) | Sorting device, waste residue recovery equipment and sorting method | |
| CN204892365U (en) | Inhale formula wheat destoner with pressure measurement | |
| US6638331B2 (en) | Intake arrangement for the combustion air of an internal combustion engine | |
| CN210022527U (en) | Airflow grading device for laboratory | |
| SE0303221D0 (en) | Vacuum cleaner filtration system | |
| CN211488516U (en) | Powder mixture separating mechanism | |
| CN111569588A (en) | Waste gas treatment system for grain drying | |
| CN208758054U (en) | A kind of multistage sieve material device of powder processing | |
| CN214021982U (en) | Material handling system | |
| CN220825084U (en) | Coal dressing equipment suitable for ground work | |
| CN213077926U (en) | Wet dust removing equipment | |
| CN220424912U (en) | Active carbon high temperature tail gas treatment device | |
| CN221046643U (en) | Rice processing edulcoration equipment | |
| CN216420109U (en) | Vibrating screen gumming device | |
| CN219518182U (en) | Ultra-high efficiency dust remover | |
| CN211712736U (en) | Waste water anaerobic treatment system | |
| CN217250651U (en) | Be used for processing of plastics modified particle to use dust removal vibrator | |
| CN211492420U (en) | Powder collecting system of rubber and plastic pulverizer | |
| CN211303826U (en) | Winnowing system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |