CN215232522U - Screening device - Google Patents
Screening device Download PDFInfo
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- CN215232522U CN215232522U CN202022718824.6U CN202022718824U CN215232522U CN 215232522 U CN215232522 U CN 215232522U CN 202022718824 U CN202022718824 U CN 202022718824U CN 215232522 U CN215232522 U CN 215232522U
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- screen cylinder
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Abstract
The utility model discloses a screening plant, including ultrasonic separation device, ultrasonic separation device includes: a metal screen cylinder having a sidewall and a bottom metal screen; an ultrasonic generating component to apply ultrasonic waves to the metal screen cylinder. The utility model provides a screening plant utilizes the powerful cavitation effect that the ultrasonic wave produced in liquid medium, can make the suspension that powder granule and liquid medium constitute carry out the particle size screening through the bottom metal mesh screen that can accurate control aperture to can accurately control the size of the biggest particle size of powder granule, also can realize the powder granule below 30 mu m hierarchical through the powder granule of a certain granularity scope of secondary screening.
Description
Technical Field
The utility model relates to a screening technical field especially relates to a screening plant.
Background
The particle size of the powder particles is normally distributed, and the particle size of the powder particles is not uniform. However, application fields such as heat-conducting composite materials and electric-conducting composite materials generally have higher requirements on inorganic fillers, and more strict requirements on the particle size of powder particles are provided in more high-end application fields, so that the deep processing of micro-nano powder is particularly important. The traditional airflow classification can hardly achieve fine screening of particle size, the vibration sieve can only screen particles with the particle size of more than 30 microns, and dust pollution and even dust explosion risks exist in the screening process.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a screening plant can carry out meticulous screening to the micro-nano powder below 30 mu m effectively, the powder granule of a certain granularity scope is accurately obtained.
According to the utility model discloses a screening plant of first aspect embodiment, including ultrasonic separation device, ultrasonic separation device includes:
a metal screen cylinder having a sidewall and a bottom metal screen;
an ultrasonic generating component to apply ultrasonic waves to the metal screen cylinder.
According to the utility model discloses screening plant has following beneficial effect at least:
the traditional vibration screen classification can not realize the screening of powder particles with the particle size of less than 30 microns, and the vibration screen classification has the risks of dust pollution and dust explosion. The utility model provides a screening plant mainly carries out the classification to the micro-nano powder with liquid medium as the carrier, has utilized the cavitation effect that the ultrasonic wave produced in liquid medium to make liquid carry micro-nano powder to pass through bottom metal mesh fast, realizes the meticulous screening and the accurate control of D100 to micro-nano granule to there is not dust pollution or even dust explosion's risk at the screening process. The utility model discloses a screening plant utilizes the powerful cavitation effect that the ultrasonic wave produced in liquid medium, can make the suspension that powder granule and liquid medium constitute carry out the granularity screening through the bottom metal mesh screen that can accurate control aperture, can realize the powder granule below 30 mu m hierarchical.
According to the utility model discloses a screening plant of some embodiments, screening plant is used for the screening to use liquid to be the micro-nano powder suspension of medium.
According to the utility model discloses a screening plant of some embodiments, supersound emergence part includes:
an ultrasonic transmission member connected to the side wall;
and the ultrasonic generator is connected with the ultrasonic transmission component and is used for transmitting ultrasonic waves to the metal screen cylinder through the ultrasonic transmission component.
The ultrasonic transmission component is used as an ultrasonic transmission medium, can effectively and uniformly and stably transmit the ultrasonic generated by the ultrasonic generator to the metal screen cylinder, and can be understood as a metal component which has excellent ultrasonic transmission effect.
According to some embodiments of the present invention, the ultrasonic transmission member includes an ultrasonic transmission rod and an ultrasonic transmission enclosure, the ultrasonic transmission enclosure extends from the ultrasonic transmission rod and surrounds the side wall. Can play the effect of transmission ultrasonic wave and fixed metal sieve section of thick bamboo simultaneously through setting up ultrasonic transmission surrounding part, can not additionally use fixed bolster among this type of technical scheme. The meaning of "surrounding" herein includes a complete revolution around the sidewall, and also includes not completely surrounding, in some embodiments the ultrasonic transmission rod and the ultrasonic transmission surrounding member are integrally formed, and are both metal members, which are better able to transmit ultrasonic waves.
According to the utility model discloses a screening plant of some embodiments, ultrasonic wave transmission part is the ultrasonic wave transmission pole, supersonic generator passes through the ultrasonic wave transmission pole directly with the lateral wall is connected super.
According to the utility model discloses a screening plant of some embodiments, ultrasonic wave transfer pole is the ultrasonic wave amplitude transformer.
According to the utility model discloses a screening plant of some embodiments, the supersound takes place the part and is ultrasonic probe, ultrasonic probe stretch into to in the metal sieve section of thick bamboo.
According to the utility model discloses a screening plant of some embodiments, screening plant still includes the fixed bolster, the fixed bolster is used for fixing ultrasonic separation device.
According to the utility model discloses a screening plant of some embodiments, the fixed bolster with a metal sieve section of thick bamboo is connected.
According to the utility model discloses a screening plant of some embodiments, screening plant still includes the base, the base with the fixed bolster is connected. The connection mode can be rigid connection, and can prevent that ultrasonic vibration is absorbed by the fixed bolster to lead to the problem of the hierarchical ability reduction of supersound.
According to some embodiments of the invention, the bottom metal screen has a pore size of 0.5 μm to 30 μm.
According to the utility model discloses a screening plant of some embodiments, a metal sieve section of thick bamboo is the drum, the diameter of a metal sieve section of thick bamboo is 5 ~ 20cm, highly is 5 ~ 20 cm.
According to some embodiments of the present invention, the screening device further comprises a receiving container for receiving the material screened from the metal screen cylinder.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention will be further described with reference to the following drawings and examples, in which:
fig. 1 is a schematic structural diagram of a screening device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another screening device according to an embodiment of the present invention.
Reference numerals:
the ultrasonic separation device 1000, a metal screen cylinder 1100, a side wall 1110, a bottom metal screen 1120, an ultrasonic generating component 1200, an ultrasonic transmission component 1210, an ultrasonic transmission rod 1211, an ultrasonic transmission surrounding component 1212, an ultrasonic generator 1220, a fixed bracket 2000 and a base 3000.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means 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 present invention. 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.
Referring to fig. 1, some embodiments of the present invention provide a screening device, including ultrasonic separation device 1000, ultrasonic separation device 1000 includes a metal screen cylinder 1100 and an ultrasonic generation component 1200, metal screen cylinder 1100 includes a side wall 1110 and a bottom metal screen 1120, ultrasonic generation component 1200 is used for applying ultrasonic waves to metal screen cylinder 1100, after a suspension to be screened is added to metal screen cylinder 1100, a suspension composed of powder particles and a liquid medium can be subjected to particle size screening through bottom metal screen 1120 which can accurately control the aperture, the size of the maximum particle size of the powder particles can be accurately controlled, and powder particles in a certain particle size range can also be screened through secondary screening. It will be appreciated that in some embodiments, bottom metal screen 1120 is located at the lower end of metal screen cylinder 1100 and wraps around the entire bottom, and the size of the passing particle can be controlled by controlling the size of the openings in the screen.
In some embodiments, the bottom metal screen 1120 in the metal screen cylinder 1100 has a pore size of 0.5 μm to 30 μm. By utilizing the dispersion effect and the carrier effect of the liquid medium and matching with the strong cavitation effect of the ultrasonic wave, the classification of powder particles with the particle size of less than 30 microns can be realized.
In some embodiments, the metal screen cylinder 1100 is a cylinder, and the metal screen cylinder 1100 has a diameter of 5-20 cm and a height of 5-20 cm.
It is understood that the ultrasonic generating part 1200 may include an ultrasonic wave transmitting part 1210 and an ultrasonic wave generator 1220, the ultrasonic wave transmitting part 1210 is connected to the sidewall 1110, and the ultrasonic wave generator 1220 is connected to the sidewall 1110 through the ultrasonic wave transmitting part 1210 to transmit the ultrasonic wave to the metallic sieve drum 1100.
In some embodiments, the ultrasound transmission member 1210 is an ultrasound transmission rod 1211, and the ultrasound generator 1220 is directly connected to the sidewall 1110 via the ultrasound transmission rod 1211 as shown in FIG. 1. The ultrasonic transmission rod 1211 may be embodied as an ultrasonic horn.
It is understood that the ultrasonic generating component may be an ultrasonic probe (the structure is not shown in the figure), and after the side wall 1110 and the bottom metal screen 1120 are assembled, the ultrasonic probe is inserted into the metal screen cylinder 1100 to reach a position 0.5-2cm above the bottom metal screen 1120, so that after the suspension is poured, the ultrasonic vibration is applied through the ultrasonic probe without externally vibrating the metal screen cylinder 1100.
It is understood that the screening device may include a mounting bracket 2000 capable of fixedly supporting the ultrasonic separation device 1000, and in some embodiments, the mounting bracket 2000 may have a circular ring portion, and the mounting bracket 2000 may be rigidly connected or non-rigidly connected to the metallic screen cylinder 1100 by being sleeved around the metallic screen cylinder 1100 in the ultrasonic separation device 1000 for fixing purposes.
It will be appreciated that the screening device may also comprise a base 3000, by means of which the whole screening device is stabilized, the fixing support 2000 being in rigid contact connection with the base 3000, in order to prevent the problem of the ultrasonic vibrations being absorbed by the fixing support 2000, which would lead to a reduced capacity for ultrasonic classification.
It will be appreciated that the screening apparatus may further comprise a receiving container (not shown) which is positioned directly below the metal screen cylinder 1100 for receiving the material screened through the metal screen cylinder 1100 when the screening is performed.
Taking the screening device of fig. 1 as an example, the steps of screening by using the screening device of the utility model are as follows:
uniformly mixing the micro-nano powder and a solvent to form uniformly dispersed suspension;
pouring the suspension into a metal screen cylinder 1100, wherein the surface tension of the liquid is such that the suspension does not substantially flow through the screen due to the smaller pore size of the bottom metal screen 1120;
the ultrasonic wave generating part 1200 is started to apply ultrasonic waves to the metal screen cylinder 1100, suspension rapidly passes through the bottom metal screen 1120 through the cavitation effect of ultrasonic vibration, and the screened powder reaches a receiving container at the bottom along with a solvent to be screened.
Referring to fig. 2, it is understood that the ultrasound generating unit 1200 may include an ultrasound transmitting unit 1210 and an ultrasound generator 1220, the ultrasound transmitting unit 1210 includes an ultrasound transmitting rod 1211 and an ultrasound transmitting enclosure 1212, the ultrasound transmitting enclosure 1212 extends from a right end of the ultrasound transmitting rod 1211 and surrounds the sidewall 1110, the ultrasound transmitting enclosure 1212 is shown surrounding the sidewall 1110 for one circle, and it is understood that the ultrasound transmitting effect may still be achieved when the ultrasound transmitting enclosure is not completely surrounded, and the present application also falls within the protection scope. It will be appreciated that in some embodiments, the ultrasonic transmission rod 1211 is a metal rod, the ultrasonic transmission surrounding element 1212 is a metal ring, and the ultrasonic transmission rod 1211 and the ultrasonic transmission surrounding element 1212 are integrally formed to facilitate the transmission of the ultrasonic waves.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but 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. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
Claims (6)
1. The utility model provides a screening plant for sieving use micro-nano powder of liquid medium as carrier which characterized in that, includes ultrasonic separation device, ultrasonic separation device includes:
a metal screen cylinder having a sidewall and a bottom metal screen;
an ultrasonic generating component to apply ultrasonic waves to the metal screen cylinder;
wherein the ultrasound generating component comprises:
an ultrasonic transmission member including an ultrasonic transmission rod and an ultrasonic transmission enclosure extending from the ultrasonic transmission rod and connected to the sidewall around the sidewall;
and the ultrasonic generator is connected with the ultrasonic transmission component and is used for transmitting ultrasonic waves to the metal screen cylinder through the ultrasonic transmission component.
2. A screening device according to claim 1, further comprising a fixing bracket to fix the ultrasonic separation device.
3. A screening device according to claim 2, wherein the fixing bracket is connected to the metal screen cylinder.
4. A screening device according to claim 2, further comprising a base, the base being connected to the fixed support.
5. A screening device according to claim 1, wherein the aperture of the bottom metal screen is 0.5-30 μm.
6. A screening device according to claim 1, further comprising a receiving receptacle to receive material screened from the metal screen cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022718824.6U CN215232522U (en) | 2020-11-20 | 2020-11-20 | Screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022718824.6U CN215232522U (en) | 2020-11-20 | 2020-11-20 | Screening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215232522U true CN215232522U (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022718824.6U Active CN215232522U (en) | 2020-11-20 | 2020-11-20 | Screening device |
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| CN (1) | CN215232522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850032A (en) * | 2022-05-07 | 2022-08-05 | 金易通（天津）智能装备有限公司 | Fog dry separation method and system |
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2020
- 2020-11-20 CN CN202022718824.6U patent/CN215232522U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850032A (en) * | 2022-05-07 | 2022-08-05 | 金易通（天津）智能装备有限公司 | Fog dry separation method and system |
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