CN220804316U - Screening device - Google Patents
Screening device Download PDFInfo
- Publication number
- CN220804316U CN220804316U CN202322541395.3U CN202322541395U CN220804316U CN 220804316 U CN220804316 U CN 220804316U CN 202322541395 U CN202322541395 U CN 202322541395U CN 220804316 U CN220804316 U CN 220804316U
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- Prior art keywords
- plate
- material receiving
- tray
- top surface
- screen
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- 238000012216 screening Methods 0.000 title claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 75
- 238000007790 scraping Methods 0.000 claims abstract description 30
- 238000000926 separation method Methods 0.000 claims abstract description 16
- 238000005192 partition Methods 0.000 claims abstract description 15
- 230000000712 assembly Effects 0.000 claims abstract description 13
- 238000000429 assembly Methods 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses a screening device, which relates to the technical field of screening and comprises a vibrating motor, a plurality of springs, a screening disc, a base, a material receiving disc, a rotating mechanism and a separation plate. Two discharge holes are arranged at one end of the material receiving tray in parallel, a circular groove is arranged at the top of the material receiving tray, a circle of convex plates are arranged on the inner wall of the circular groove, and an annular protection plate is arranged at the top of the convex plates; the material receiving tray is divided into two parts by the partition plate, the sieve tray is arranged in the circular groove at one side of the partition plate, and the top surface of the partition plate is flush with the top surface of the sieve tray; the rotating mechanism comprises two lifting assemblies, a rotating motor and a scraping plate, wherein the two lifting assemblies are positioned on two sides of the material receiving tray, the tops of the lifting assemblies are connected to the same horizontal plate, the rotating motor is arranged on the horizontal plate, the top of the scraping plate is connected with the side wall of the scraping plate in an output shaft mode, the side wall of the scraping plate is clung to the side wall of the partition plate, the bottom surface of the scraping plate is lower than the top surface of the partition plate, and the scraping plate is in rotating fit with the inner wall of the annular protection plate. The large-grain-size materials in the sieve tray can be automatically collected into the collecting frame.
Description
Technical Field
The utility model relates to the technical field of screening, in particular to a screening device.
Background
In the process of processing medicinal materials, in order to obtain medicinal material products with uniform particle sizes, screening is an indispensable step. In the prior art, various screening devices exist, commonly known as a vibrating screen, the structure of the vibrating screen mainly comprises a vibrating motor, a screen disc and a plurality of springs, the screen disc is arranged at the top of a material receiving disc, the bottom of the material receiving disc is arranged at a base through the plurality of springs, the vibrating motor is arranged at the bottom of the material receiving disc, in order to facilitate the automatic circulation of materials in the material receiving disc to a discharge hole, the material receiving disc is obliquely arranged, three modes for collecting the materials in the screen disc are provided, the first mode is to manually lift the screen disc and pour the materials into a collecting frame, and the mode takes manpower and consumes more manpower; the second is to load the material into the collection frame by a shovel-shaped tool, which is labor-consuming and has the slowest speed; thirdly, set up the sieve tray slope, after screening, open the discharge gate of sieve tray, the material flows in under self gravity automatically and collects the frame, and this kind of mode exists the condition that partial material card in the sieve mesh of sieve tray, can't flow down completely.
Disclosure of utility model
In order to solve the defects in the prior art, the utility model provides a screening device which can automatically collect large-particle-size materials in a screening disc into a collecting frame.
In order to achieve the object of the utility model, the following scheme is adopted:
a screening device comprises a vibrating motor, a plurality of springs, a screening disc, a base, a material receiving disc, a rotating mechanism and a separation plate.
The material receiving tray is hollow, one end of the material receiving tray is provided with two discharge holes in parallel, the top of the material receiving tray is provided with a circular groove penetrating through the material receiving tray, the inner wall of the circular groove is provided with a circle of convex plates, and the top of each convex plate is provided with an annular protection plate;
The material receiving tray is divided into two parts by the partition plate, the two discharge holes are positioned at two sides of the partition plate, the sieve tray is arranged in the circular groove at one side of the partition plate, and the top surface of the partition plate is flush with the top surface of the sieve tray;
The rotating mechanism comprises two lifting assemblies, a rotating motor and a scraping plate, wherein the two lifting assemblies are positioned on two sides of the material receiving disc, the tops of the lifting assemblies are connected to the same horizontal plate, the rotating motor is arranged on the horizontal plate, the top of the scraping plate is connected with the side wall of the scraping plate in an output shaft mode, the side wall of the scraping plate is clung to one side, far away from the sieve disc, of the separation plate, the bottom surface of the scraping plate is lower than the top surface of the separation plate, the scraping plate is collinear with the diameter of the circular groove, and the scraping plate is in rotating fit with the inner wall of the annular protection plate.
Further, the screen tray includes arc screen material board, straight board, arc, and the arc is located the bottom on arc screen material board arc limit, and the bottom on arc screen material board straight flange is located to straight board, and straight board bottom is equipped with a plurality of assembly blocks, and arc periphery is equipped with the extension board, and the division board is equipped with the mounting bar towards one side of screen tray, and the mounting bar top is equipped with a plurality of assembly grooves, and assembly blocks match with the assembly groove, and the extension board supports in the flange.
Further, the convex plate is divided into a first convex plate area and a second convex plate area, the top surface of the first convex plate area is lower than the second convex plate area, the epitaxial plate is supported in the first convex plate area, the top surface of the epitaxial plate is flush with the top surface of the second convex plate area, and the annular protection plate is arranged at the tops of the epitaxial plate and the second convex plate area.
Further, when vibrating the screen, the bottom surface of the scraping plate is always lower than the top surface of the partition plate.
The utility model has the beneficial effects that: the large-grain-size materials on the sieve tray are not required to be manually collected, and the problem that the materials are clamped in sieve holes is solved. The small-particle-size materials fall into a channel at one side of the material receiving tray from the screen tray; after screening, the large-grain-size materials on the screening tray are automatically scraped into the channel at the other side of the material receiving tray by utilizing the scraping plate, and the two channels of the material receiving tray are mutually independent and are not interfered with each other; because the bottom plate of the material receiving tray is not provided with sieve holes, the large-particle-size material can completely flow to the discharge hole by utilizing the gravity of the large-particle-size material.
Drawings
FIG. 1 is a block diagram of a screening apparatus of an embodiment;
FIG. 2 is a front view of an embodiment of a screening apparatus;
FIG. 3 is a top view of an embodiment screening apparatus;
fig. 4 is a view showing an internal structure of a material receiving pan of the embodiment;
FIG. 5 is a diagram of a first embodiment screen tray structure;
fig. 6 is a diagram of a second embodiment of a screen tray structure.
Detailed Description
As shown in fig. 2 and 3, the present embodiment provides a screening device, which includes a vibrating motor 11, four springs 12, a screen tray 13, a base 15, a material receiving tray 3, a rotating mechanism 2, and a partition plate 4.
Specifically, as shown in fig. 4, the material receiving tray 3 is hollow, one end of the material receiving tray 3 is provided with two discharge holes 31 in parallel, two collection frames are respectively arranged at the two discharge holes 31, the bottom plate of the material receiving tray 3 is obliquely arranged towards the direction of the discharge holes 31, the top of the material receiving tray 3 is provided with a circular groove 32 penetrating through the material receiving tray, the inner wall of the circular groove 32 is provided with a circle of convex plate 321, the top of the convex plate 321 is provided with an annular protection plate 322, and the annular protection plate 322 plays a role in protection.
Specifically, as shown in fig. 3 and 4, the separating plate 4 divides the material receiving tray 3 into two parts, note that the material receiving tray is not divided into two equal parts, the screen tray 13 is disposed in the circular groove 32 on one side of the separating plate 4, and the horizontal area of the circular groove 32 on the side where the screen tray 13 is disposed is smaller than the horizontal area of the circular groove 32 on the other side of the separating plate 4. The bottom plate of material receiving dish 3 is connected to division board 4 bottom surface, and two discharge gates 31 are located division board 4 both sides, can guarantee the independent ejection of compact of material receiving dish 3 both sides like this, mutually noninterfere.
Specifically, as shown in fig. 1-3, the rotating mechanism 2 includes two lifting assemblies 21, a rotating motor 22 and a scraping plate 23, the two lifting assemblies 21 are located at two sides of the material receiving tray 3, the lifting assemblies 21 can be lifting rods driven by air cylinders, oil cylinders or hydraulic pressure, the tops of the lifting assemblies are connected to the same horizontal plate 211, the rotating motor 22 is arranged on the horizontal plate 211, an output shaft of the rotating motor is connected with the top of the scraping plate 23, the side wall of the scraping plate 23 is clung to one side, away from the screen tray 13, of the separation plate 4, the bottom surface of the scraping plate 23 is lower than the top surface of the separation plate 4, the scraping plate 23 is collinear with the diameter of the circular groove 32, the scraping plate 23 is in rotary fit with the inner wall of the annular protection plate 322, and the top surface of the separation plate 4 is flush with the top surface of the screen tray 13, so that materials on the screen tray 13 can be scraped by the scraping plate 23 conveniently.
The screening device specifically screens the following modes: starting the vibration motor 11 to pour the material to be screened onto the screen disc 13 in the annular protection plate 322, in the view angle of fig. 3, the material with small particle size falls into the left channel of the material receiving disc 3 from the screen disc 13, and finally is collected into the collecting frame from the left discharge hole 31, which means that the side wall of the scraping plate 23 is clung to one side of the separation plate 4 far away from the screen disc 13, and the bottom surface of the scraping plate 23 is always lower than the top surface of the separation plate 4 during vibration screening, and the two designs are all used for preventing the material with small particle size on the screen disc 13 from falling into the right channel of the material receiving disc 3.
The rotation mechanism 2 is specifically used as follows: after screening, the materials with large grain size are reserved on the screen disc 13, and the scraper 23 is lifted by the lifting assembly 21 until the bottom surface of the scraper 23 is flush with the top surface of the partition plate 4; in the view of fig. 3, the scraper 23 is driven by the rotating motor 22, and the material on the screen tray 13 is scraped into the right channel of the material receiving tray 3 during the rotation of the scraper 23. As is clear from the above principle of use, the scraper 23 needs to be collinear with the diameter of the circular groove 32, so that the scraper 23 can be rotated, and no gap exists between the scraper 23 and the annular guard 322 when the scraper 23 is rotated.
To facilitate the replacement of the size of the sieve tray 13, this embodiment is implemented as follows: as shown in fig. 4-6, the convex plate 321 is divided into a first convex plate area 3211 and a second convex plate area 3212, the top surface of the first convex plate area 3211 is lower than the second convex plate area 3212, the screen disc 13 comprises an arc screen material plate 131, a straight plate 132 and an arc plate 133, the arc plate 133 is arranged at the bottom of the arc edge of the arc screen material plate 131, the straight plate 132 is arranged at the bottom of the straight plate 131, three assembly blocks 134 are arranged at the bottom of the straight plate 132, an epitaxial plate 135 is arranged at the periphery of the arc plate 133, one side of the partition plate 4 facing the screen disc 13 is provided with an installation strip 41, three assembly grooves 42 are arranged at the top of the installation strip 41, the assembly blocks 134 are matched with the assembly grooves 42, the epitaxial plate 135 is supported in the first convex plate area 3211, the top surface of the epitaxial plate 135 is flush with the top surface of the second convex plate area 3212, the annular 322 is arranged at the top of the epitaxial plate 135, the top of the second convex plate area 3212, and the inner wall of the annular protection plate 322 is tightly attached to the outer wall of the arc plate 133, and materials are prevented from falling into the gap.
The manner of replacing the sieve tray 13 is: raising the scraper 23 by the lifting assembly 21 until the scraper 23 is higher than the annular protection plate 322; taking out the annular protection plate 322 and taking out the screen disc 13; the new screen plate 13 is assembled in the circular groove 32, then the annular protection plate 322 is installed on the top of the extension plate 135 and the second convex plate area 3212, and a connecting plate can be further arranged on the outer wall of the annular protection plate 322 and connected with the material receiving plate 3 through a locking bolt; the scraper 23 is lowered into the circular groove 32 by the lifting assembly 21 to wait for the next start-up.
The above embodiments are merely for illustrating the technical ideas and features of the present utility model, and are not meant to be exclusive or limiting. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.
Claims (4)
1. The screening device comprises a vibrating motor (11), a plurality of springs (12), a screening disc (13), a base (15) and a material receiving disc (3), and is characterized by further comprising a rotating mechanism (2) and a partition plate (4);
The material receiving tray (3) is hollow, two discharge holes (31) are arranged at one end of the material receiving tray in parallel, a circular groove (32) penetrating through the material receiving tray is arranged at the top of the material receiving tray (3), a circle of convex plates (321) are arranged on the inner wall of the circular groove (32), and an annular protection plate (322) is arranged at the top of the convex plates (321);
The material receiving tray (3) is divided into two parts by the separation plate (4), two discharge holes (31) are positioned at two sides of the separation plate (4), the screen tray (13) is arranged in a circular groove (32) at one side of the separation plate (4), and the top surface of the separation plate (4) is flush with the top surface of the screen tray (13);
The rotating mechanism (2) comprises two lifting assemblies (21), a rotating motor (22) and a scraping plate (23), wherein the two lifting assemblies (21) are positioned on two sides of the material receiving disc (3), the tops of the two lifting assemblies are connected to the same horizontal plate (211), the rotating motor (22) is arranged on the horizontal plate (211), the tops of the scraping plates (23) are connected with the output shafts of the rotating motor, the side walls of the scraping plates (23) are tightly attached to one side, far away from the screen disc (13), of the separation plate (4), the bottom surface of the scraping plates (23) is lower than the top surface of the separation plate (4), the scraping plates (23) are collinear with the diameter of the circular groove (32), and the scraping plates (23) are in rotating fit with the inner wall of the annular protection plate (322).
2. The screening device according to claim 1, characterized in that the screen tray (13) comprises an arc screen material plate (131), a straight plate (132) and an arc plate (133), the arc plate (133) is arranged at the bottom of the arc edge of the arc screen material plate (131), the straight plate (132) is arranged at the bottom of the straight edge of the arc screen material plate (131), a plurality of assembly blocks (134) are arranged at the bottom of the straight plate (132), an extension plate (135) is arranged at the periphery of the arc plate (133), one side, facing the screen tray (13), of the separation plate (4) is provided with an installation strip (41), a plurality of assembly grooves (42) are arranged at the top of the installation strip (41), the assembly blocks (134) are matched with the assembly grooves (42), and the extension plate (135) is supported on the convex plate (321).
3. A screening arrangement according to claim 2, characterized in that the bulge plate (321) is divided into a first bulge plate area (3211) and a second bulge plate area (3212), the top surface of the first bulge plate area (3211) is lower than the second bulge plate area (3212), the epitaxial plate (135) is supported in the first bulge plate area (3211), the top surface of the epitaxial plate (135) is flush with the top surface of the second bulge plate area (3212), and the annular protection plate (322) is arranged at the tops of the epitaxial plate (135) and the second bulge plate area (3212).
4. A screening arrangement according to claim 1, characterized in that the bottom surface of the scraper (23) is always lower than the top surface of the partition plate (4) during vibrating screening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322541395.3U CN220804316U (en) | 2023-09-19 | 2023-09-19 | Screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322541395.3U CN220804316U (en) | 2023-09-19 | 2023-09-19 | Screening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220804316U true CN220804316U (en) | 2024-04-19 |
Family
ID=90677443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322541395.3U Active CN220804316U (en) | 2023-09-19 | 2023-09-19 | Screening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220804316U (en) |
-
2023
- 2023-09-19 CN CN202322541395.3U patent/CN220804316U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |