CN211247325U - Tea screening machine - Google Patents
Tea screening machine Download PDFInfo
- Publication number
- CN211247325U CN211247325U CN201922120673.1U CN201922120673U CN211247325U CN 211247325 U CN211247325 U CN 211247325U CN 201922120673 U CN201922120673 U CN 201922120673U CN 211247325 U CN211247325 U CN 211247325U
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- filter plate
- case
- rotating shaft
- plates
- filter
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- 238000012216 screening Methods 0.000 title claims abstract description 27
- 241001122767 Theaceae Species 0.000 claims abstract description 24
- 230000003139 buffering effect Effects 0.000 claims description 4
- 239000012535 impurity Substances 0.000 description 7
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model relates to a tea processing field, aim at provide vibrating structure simple, organism operation receive the little sieve separator of vibration influence. The technical scheme is as follows: a tea screening machine comprises a machine case, wherein a plurality of inclined filter plates and collecting plates are arranged inside the machine case, a first motor is arranged at the bottom of the machine case and connected with a rotating shaft, and the top end of the rotating shaft sequentially penetrates through the middle parts of the filter plates and the collecting plates and extends to the top wall of the machine case; lugs are arranged on the outer wall of the rotating shaft below the filter plate, and adjacent lugs are distributed on the rotating shaft in a staggered manner; the inner walls of the machine box below the two sides of the filter plate are provided with supporting plates, and the supporting plates are provided with a plurality of first springs; the rotating shaft comprises a lower shaft section, a buffer section and an upper shaft section, the buffer section comprises a rubber column connected between the lower shaft section and the upper shaft section, a cavity is arranged in the lower part of the upper shaft section, and a pair of vertical guide columns is arranged at the top end of the lower shaft section.
Description
Technical Field
The utility model relates to a tea processing field, concretely relates to tealeaves sieve separator.
Background
In the process of tea production, tea needs to be classified and screened according to the size, drying condition, appearance and the like of the tea. At present, the screening mode of tea leaves is mainly divided into traditional manual screening and automatic screening of a screening machine, and the manual screening is time-consuming and labor-consuming, and low in screening efficiency, and is gradually replaced by the screening machine. The existing screening machine is mainly divided into two types of gravity screening and wind screening according to the principle, and has the advantage of high screening efficiency. For gravity screening, different screens are adopted, a vibration mechanism is arranged, and the screens are vibrated to realize screening of tea. In practical application, the vibration is realized by rotation because the vibration is realized by arranging an eccentric mechanism on a rotating shaft of the motor. The vibrating structure is complex, the service life of the motor is shortened in long-term continuous vibration, the looseness of a connecting part of the machine body is easily caused, the machine body needs to be frequently detected and maintained, and the workload of a user is increased; secondly, the vibration mechanism itself is also fragile, and then influences the normal operating of sieve separator.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vibrating structure is simple, the organism operation receives the sieve separator that the vibration influences for a short time.
In order to realize the purpose of the utility model, the utility model adopts the technical proposal that: a tea screening machine comprises a machine case, wherein a plurality of inclined filter plates and collecting plates are sequentially arranged in the machine case from top to bottom, a first motor is arranged at the bottom of the machine case, the driving end of the first motor is connected with a vertical rotating shaft, and the top end of the rotating shaft sequentially penetrates through the middle parts of the filter plates and the collecting plates, extends to the top wall of the machine case and is installed on the top wall of the machine case through a rotating joint; the outer wall of the rotating shaft below the filter plate is provided with bumps, the upper surfaces of the bumps are abutted against the lower surface of the filter plate, and the adjacent bumps are distributed on the rotating shaft in a staggered manner; the inner walls of the machine box below the two sides of the filter plate are respectively provided with a supporting plate, the supporting plates are provided with a plurality of first springs, the top ends of the first springs are fixedly connected to the lower surface of the filter plate, and the bottom ends of the first springs are fixed to the upper surface of the supporting plates;
the rotation axis is including consecutive lower shaft section, buffer segment and last shaft section from bottom to top, the buffer segment is including connecting the rubber post between lower shaft section and last shaft section, be equipped with the cavity in the lower part of going up the shaft section, the top of lower shaft section is equipped with a pair of vertical guide post, the diapire of rubber post and cavity is run through in proper order on the top of guide post to extend to in the cavity.
Furthermore, a plurality of arc-shaped bulges extending along the length direction of the filter plate are arranged on the upper surface of the filter plate, and the arc-shaped bulges are uniformly distributed along the width direction of the filter plate; a plurality of through holes which are uniformly distributed along the length direction of the filter plate are arranged between the adjacent arc-shaped bulges, one side of the upper part of each through hole is provided with an inclined guide surface, and the other side of each through hole is provided with an arc-shaped chamfer.
Furthermore, a hopper for feeding is arranged at the top of the case, a roller is arranged in the case below the hopper, a plurality of scrapers extending along the axial direction of the roller are arranged on the outer wall of the roller, and the scrapers are uniformly distributed along the circumferential direction of the roller; a connecting shaft at one end of the roller penetrates through the wall surface of the case and extends to the outside of the case; and a second motor for driving the roller to rotate is arranged at the top of the case.
Furthermore, the outer wall of the rotating shaft above the filter plate is provided with a limiting plate, and a second spring is sleeved outside the rotating shaft between the filter plate and the limiting plate.
Furthermore, all be equipped with the discharge gate on the quick-witted case of the below of filter and collecting plate.
The beneficial effects of the utility model are concentrated and are embodied in: the utility model discloses the fuselage of sieve separator receives the influence of filter vibration little, and long service life need not frequent detection and maintenance, has simple structure, advantage that the practicality is strong. Specifically, in the scheme, the filter plate is arranged on the rotating shaft in a penetrating mode and is in an inclined state; when the motor rotates, the rotating shaft is driven to rotate, the rotating shaft drives the lug to rotate, and the filter plate can reciprocate up and down to realize vibration in the rotating process of the lug due to the inclination of the filter plate. And under first spring buffering, can effectively reduce because of the influence that the vibration of filter plate brought to the fuselage, be equipped with the buffer segment on the rotation axis simultaneously, enable to reduce the influence that the motor received the vibration of filter plate. Thus, the working life of the screening machine is increased.
Drawings
FIG. 1 is a view of the internal structure of the screening machine of the present invention;
FIG. 2 is an enlarged view of portion A of the structure shown in FIG. 1;
FIG. 3 is a longitudinal cross-sectional view of the filter plate of the present invention;
fig. 4 is a cross-sectional view of the filter plate of the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, a tea leaf screening machine comprises a machine case 1, wherein a plurality of inclined filter plates 2 and collecting plates 3 are sequentially arranged in the machine case 1 from top to bottom, in the embodiment, two filter plates 2 are preferably adopted, two filter plates 2 are used for screening tea leaves at two stages, through holes 13 with different sizes are formed in the upper filter plate 2 and the lower filter plate 2, the size of the tea leaves and mixed impurities are screened, one collecting plate 3 is preferably adopted, the collecting plate 3 is fixed in the machine case 1, and the impurities screened at the second stage are collected and discharged; the mounting mode of the two is shown in figure 1; the bottom of the case 1 is provided with a first motor 4, the driving end of the first motor 4 is connected with a vertical rotating shaft 5, the top end of the rotating shaft 5 sequentially penetrates through the middle parts of the filter plate 2 and the collecting plate 3 to extend to the top wall of the case 1, and is installed on the top wall of the case 1 through a rotating joint; furthermore, in order to enable the filter plate 2 to vibrate and facilitate the screening of tea leaves on the filter plate 2, the outer walls of the rotating shafts 5, which are positioned below the filter plate 2, are provided with the bumps 6, in order to avoid the too large vibration amplitude of the filter plate 2, the upper surfaces of the bumps 6 are provided with inclined surfaces, and the inclined angles of the inclined surfaces of the bumps 6 are consistent with the inclined angle of the filter plate 2; the upper surfaces of the lugs 6 abut against the lower surface of the filter plate 2, in the embodiment, two lugs 6 are preferably adopted for the filter plate 2, so that two lugs 6 are required to be used, the two lugs 6 are distributed on the rotating shaft 5 in a staggered manner, and the staggered distribution can avoid the influence of vibration caused by eccentric force during rotation; when the motor rotates, the rotating shaft 5 is driven to rotate together, and then the rotating shaft 5 drives the two lugs 6 to rotate together; during a half turn of the lug 6 during one turn the lug 6 will lift the filter plate 2, during the remaining half turn the lug 6 will slide down along the rotation axis 5 by automatic gravity, enabling vibration of the filter plate 2.
Furthermore, in order to weaken the vibration of the filtering vibration on the machine body, supporting plates 7 are arranged on the upper surfaces of the convex blocks 6 and the inner wall of the machine case 1 below the two sides of the filter plate 2, a plurality of first springs 8 are arranged on the supporting plates 7, and the first springs 8 mainly play a role in buffering; the top end of the first spring 8 is fixedly connected to the lower surface of the filter plate 2, and the bottom end of the first spring is fixed to the upper surface of the support plate 7; the outer wall of the rotating shaft 5 above the filter plate 2 is provided with a limiting disc 16, and a second spring 17 is sleeved outside the rotating shaft 5 between the filter plate 2 and the limiting disc 16.
Further, in order to weaken the influence of vibration on the motor, as shown in fig. 2, the rotating shaft 5 comprises a lower shaft section, a buffer section and an upper shaft section which are sequentially connected from bottom to top, the buffer section comprises a rubber column 9 connected between the lower shaft section and the upper shaft section, a cavity 10 is arranged in the lower part of the upper shaft section, a pair of vertical guide columns 11 is arranged at the top end of the lower shaft section, and the top ends of the guide columns 11 sequentially penetrate through the bottom walls of the rubber column 9 and the cavity 10 and extend into the cavity 10.
When tea leaves are screened on the filter plate 2, the petioles, impurities and the like of the tea leaves are not easy to slide out of filter holes on the existing filter plate, as shown in fig. 3 and 4, therefore, a plurality of arc-shaped bulges 12 extending along the length direction of the filter plate 2 are arranged on the upper surface of the filter plate 2, the smaller tea leaves, impurities, petioles and other impurities in the tea leaves falling on the filter plate 2 slide to the two sides of the bulges, and the arc-shaped bulges 12 are uniformly distributed along the width direction of the filter plate 2; a plurality of through holes 13 which are uniformly distributed along the length direction of the filter plate 2 are arranged between the adjacent arc-shaped bulges 12, one side of the upper part of each through hole 13 is provided with an inclined guide surface 14, the guide surface 14 is an inclined surface, impurities on two sides of each arc-shaped bulge 12 slide down, then pass through the guide surfaces 14 and slide into the through holes 13 on the filter plate 2, and then are discharged; and an arc-shaped chamfer 15 is provided on the other side.
Further, in order to enable tea leaves to uniformly scatter on the filter plate 2, as shown in fig. 1, a hopper 19 for feeding is arranged at the top of the machine box 1, a roller 20 is arranged in the machine box 1 below the hopper 19, a plurality of scrapers 21 extending axially along the roller 20 are arranged on the outer wall of the roller 20, and the scrapers 21 are uniformly distributed along the circumferential direction of the roller 20; a connecting shaft at one end of the roller 20 penetrates through the wall surface of the case 1 and extends to the outside of the case 1; the top of the case 1 is provided with a second motor 22 for driving the roller 20 to rotate, and in this embodiment, the roller 20 can be driven by the second motor 22 in a manner of a sprocket and a chain.
Furthermore, in order to collect the screened tea leaves and impurities, discharge holes 18 are formed in the case 1 below the filter plates 2 and the collecting plates 3.
It should be noted that, for simplicity of description, the above-mentioned embodiments of the method are described as a series of acts or combinations, but those skilled in the art should understand that the present application is not limited by the order of acts described, as some steps may be performed in other orders or simultaneously according to the present application. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and elements referred to are not necessarily required in this application.
Claims (5)
1. The utility model provides a tea screening machine, includes quick-witted case (1), its characterized in that: the filter plate type air conditioner is characterized in that a plurality of inclined filter plates (2) and collecting plates (3) are sequentially arranged in the case (1) from top to bottom, a first motor (4) is arranged at the bottom of the case (1), the driving end of the first motor (4) is connected with a vertical rotating shaft (5), the top end of the rotating shaft (5) sequentially penetrates through the middle parts of the filter plates (2) and the collecting plates (3) to extend to the top wall of the case (1), and is installed on the top wall of the case (1) through a rotating joint; the outer wall of the rotating shaft (5) below the filter plate (2) is provided with a convex block (6), the upper surface of each convex block (6) is abutted against the lower surface of the filter plate (2), and two adjacent convex blocks (6) are distributed on the rotating shaft (5) in a staggered manner; the inner walls of the case (1) below the two sides of the filter plate (2) are respectively provided with a supporting plate (7), the supporting plates (7) are provided with a plurality of first springs (8), the top ends of the first springs (8) are fixedly connected to the lower surface of the filter plate (2), and the bottom ends of the first springs are fixed to the upper surface of the supporting plates (7);
rotation axis (5) from bottom to top is including consecutive lower shaft part, buffering section and last shaft part, the buffering section is including connecting rubber column (9) between lower shaft part and last shaft part, the lower part of going up the shaft part is equipped with cavity (10), the top of lower shaft part is equipped with a pair of vertical guide post (11), the diapire of rubber column (9) and cavity (10) is run through in proper order on the top of guide post (11) to extend to in cavity (10).
2. The tea screening machine of claim 1, wherein: the upper surface of the filter plate (2) is provided with a plurality of arc-shaped bulges (12) extending along the length direction of the filter plate (2), and the arc-shaped bulges (12) are uniformly distributed along the width direction of the filter plate (2); a plurality of through holes (13) which are uniformly distributed along the length direction of the filter plate (2) are arranged between every two adjacent arc-shaped bulges (12), one side of each through hole (13) is provided with an inclined guide surface (14), and the other side of each through hole is provided with an arc-shaped chamfer (15).
3. The tea screening machine of claim 1, wherein: the outer wall of rotation axis (5) position in filter (2) top all is equipped with spacing dish (16) to rotation axis (5) overcoat between filter (2) and spacing dish (16) is equipped with second spring (17).
4. The tea screening machine of claim 1, wherein: the top of the case (1) is provided with a feeding hopper (19), a roller (20) is arranged in the case (1) below the hopper (19), the outer wall of the roller (20) is provided with a plurality of scrapers (21) extending axially along the roller (20), and the scrapers (21) are uniformly distributed along the circumferential direction of the roller (20); a connecting shaft at one end of the roller (20) penetrates through the wall surface of the case (1) and extends to the outside of the case (1); and a second motor (22) for driving the roller (20) to rotate is arranged at the top of the case (1).
5. The tea screening machine of claim 1, wherein: and discharge ports (18) are arranged on the case (1) below the filter plates (2) and the collecting plates (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922120673.1U CN211247325U (en) | 2019-11-29 | 2019-11-29 | Tea screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922120673.1U CN211247325U (en) | 2019-11-29 | 2019-11-29 | Tea screening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211247325U true CN211247325U (en) | 2020-08-14 |
Family
ID=71953647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922120673.1U Expired - Fee Related CN211247325U (en) | 2019-11-29 | 2019-11-29 | Tea screening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211247325U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620065A (en) * | 2020-11-21 | 2021-04-09 | 安徽正宇面粉有限公司 | Prevent flour filter equipment of jam |
| CN114101029A (en) * | 2021-11-09 | 2022-03-01 | 东台市鑫富达机械有限公司 | Gravity grain and brown rice separator for grain treatment |
| CN114130643A (en) * | 2021-11-10 | 2022-03-04 | 李卉 | Fine processing screening installation of organic rice |
-
2019
- 2019-11-29 CN CN201922120673.1U patent/CN211247325U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620065A (en) * | 2020-11-21 | 2021-04-09 | 安徽正宇面粉有限公司 | Prevent flour filter equipment of jam |
| CN114101029A (en) * | 2021-11-09 | 2022-03-01 | 东台市鑫富达机械有限公司 | Gravity grain and brown rice separator for grain treatment |
| CN114130643A (en) * | 2021-11-10 | 2022-03-04 | 李卉 | Fine processing screening installation of organic rice |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 |
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| CF01 | Termination of patent right due to non-payment of annual fee |