CN221086336U

CN221086336U - Automatic categorised tealeaves screening equipment

Info

Publication number: CN221086336U
Application number: CN202322164507.8U
Authority: CN
Inventors: 胡璧如; 卢江梅; 胡朋
Original assignee: Hangzhou Zhenghao Fumei Tea Co ltd
Current assignee: Hangzhou Zhenghao Fumei Tea Co ltd
Priority date: 2023-08-12
Filing date: 2023-08-12
Publication date: 2024-06-07
Anticipated expiration: 2033-08-12

Abstract

The utility model belongs to the technical field of tea screening, and particularly relates to automatic classification tea screening equipment, which comprises: classifying screen frame; the classifying screen frame is set up open-top's rectangle structure, classifying screen frame inside fixed mounting has a set of fixed screen, a plurality of sieve meshes have evenly been seted up on the fixed screen, the inside telescopic type of classifying screen frame that the fixed screen downside corresponds is provided with a set of regulation screen mesh, the regulation sieve mesh with the same size of sieve mesh has all been seted up to the position that corresponds the sieve mesh on the regulation screen mesh, two buffer rods of equal fixed mounting on classifying screen frame both ends lateral wall, wherein two buffer rod outside elastic sleeves of one end are equipped with the bolster, two buffer rod downside contact of the other end are provided with toggle mechanism, this equipment can be adjusted screening aperture at any time, be applicable to the tealeaves of multiple type not equidimension, impurity filters the screening and uses.

Description

Automatic categorised tealeaves screening equipment

Technical Field

The utility model belongs to the technical field of tea screening, and particularly relates to automatic classification tea screening equipment.

Background

The tea leaf refining process needs to screen tea leaves, a large amount of tea leaf dust is generated in the screening process, the tea leaf dust contains fine tea dust, tea ash, heavy metals and harmful microorganisms, and the tea leaf dust is a main pollution source in the clean production of tea leaves, and the shape and the size of the tea leaves are also changed to a certain extent according to the treatment mode in the treatment process of the tea leaves, so that when the tea leaves are filtered and screened, the mesh diameter of a screening net is also different, namely, when different process flows or different types of tea leaves are screened, screens with different diameters are needed, so that in the actual use process, screens with multiple meshes are often needed to be reserved, and the mounting and dismounting operation of the screens and the processing cost are increased synchronously;

Therefore, in view of the above problems, the technical scheme provides an automatic classification tea screening device.

Disclosure of utility model

An object of an embodiment of the present utility model is to provide an automatic classification tea screening apparatus, which aims to solve the above-mentioned problems.

The present utility model is achieved by an automatic sorting tea screening apparatus comprising: classifying screen frame; the classifying screen frame is provided with a rectangular structure with an opening at the top, a group of fixed screens are fixedly arranged inside the classifying screen frame, a plurality of screen holes are uniformly formed in the fixed screens, tea leaves to be screened are placed on the fixed screens, impurities in the corresponding tea leaves or tea leaves with different sizes are filtered and screened through the screen holes, a group of adjusting screens are telescopically arranged inside the classifying screen frame corresponding to the lower side of the fixed screens, adjusting screen holes with the same size as the screen holes are formed in positions corresponding to the screen holes on the adjusting screen frame, the adjusting screen holes are moved to adjust the overlapping area between the adjusting screen holes and the screen holes, accordingly the caliber size of each screen hole penetrating up and down is adjusted, then the size of the tea leaves or the types of the impurities to be screened are matched, accurate screening is carried out on the tea leaves, two buffer rods are fixedly arranged on the side walls at the two ends of the classifying screen frame, a buffer piece is sleeved outside the two buffer rods, a stirring mechanism is arranged on the lower side of the other end of the two buffer rods in a contact mode, the stirring mechanism is used for controlling the buffer rods to move, and then the buffer piece at the other end is matched, the other end of the buffer piece is used for controlling the classifying screen frame to carry out circulating vibration, and the classifying screen frame is arranged inside the fixed screen frame, and automatic classifying screen is operated.

According to the automatic classifying tea screening equipment provided by the utility model, the fixed screen mesh is arranged in the classifying screen mesh frame, the movable adjusting screen mesh is arranged at the bottom of the fixed screen mesh, the movement of the adjusting screen mesh is utilized to adjust the superposition area between the adjusting screen mesh on the adjusting screen mesh and the corresponding screen mesh on the fixed screen mesh, and further the aperture size required by screening is adjusted according to the requirement, so that the screening aperture is quickly adjusted on the premise of not carrying out repeated installation and disassembly, the screening range is fully increased, and the processing cost is reduced.

Drawings

Fig. 1 is a schematic view of an automatic sorting tea screening apparatus at a first view angle.

Fig. 2 is a schematic diagram of a second view of an automatic sorting tea screening apparatus.

Fig. 3 is a schematic top view of an automatic sorting tea screening apparatus.

Figure 4 is a schematic side view of an automatic sorting tea screening apparatus.

Fig. 5 is a schematic diagram showing a front view of an automatic classification tea screening apparatus.

FIG. 6 is an enlarged schematic view of the structure of FIG. 4A;

In the accompanying drawings: classifying screen frame 10, support 11, fixed screen 12, sieve mesh 13, adjusting screen 14, adjusting sieve mesh 15, fixed plate 16, rack 17, driving tooth 18, adjusting motor 19, slide bar 20, slide rail 21, buffer 22, connecting block 23, buffer rod 24, vibration driving motor 25, transmission shaft 26, driving wheel 27, toggle rod 28, force rod 29, telescopic rod 30, telescopic cylinder 31, stopper 32, spring 33, sliding support 34.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

As shown in fig. 1 to 5, a structure diagram of an automatic classification tea screening device according to an embodiment of the present utility model includes: a classifying screen frame 10; the classifying screen frame 10 is provided with a rectangular structure with an open top, a group of fixed screens 12 are fixedly arranged in the classifying screen frame 10, a plurality of screen holes 13 are uniformly formed in the fixed screens 12, tea leaves to be screened are placed on the fixed screens 12, the screen holes 13 are utilized to carry out filtering screening on the tea leaves with impurities in the corresponding tea leaves or the tea leaves with different sizes, a group of adjusting screens 14 are arranged in the classifying screen frame 10 corresponding to the lower side of the fixed screens 12 in a telescopic manner, adjusting screen holes 15 with the same size as the screen holes 13 are formed in the positions of the adjusting screens 14 corresponding to the screen holes 13, the adjusting screen holes 15 are moved to adjust the overlapping area between the adjusting screen holes 15 and the screen holes 13, the size of each screen hole 13 is adjusted, then the tea leaves to be filtered and screened or the types of the impurities are matched, accurate screening is carried out on the tea leaves, two buffer rods 24 are fixedly arranged on the side walls of two ends of the classifying screen frame 10, a buffer piece 22 is sleeved outside the two buffer rods 24 at one end, a stirring mechanism is arranged on the lower side of the two buffer rods 24 in a contact mode, the buffer piece 24 is controlled to move, and then the buffer rod 22 is matched with the buffer piece 22 at the other end to control the buffer rod 24 to vibrate the buffer rod 24 in a circulating mode, and the classifying screen frame 10 is automatically and vibrate in a reciprocating mode, and the classifying screen frame is automatically operated.

In the embodiment of the utility model, a plurality of connecting hooks are uniformly arranged at the top of the classifying screen frame 10, a protective screen is detachably arranged above the classifying screen frame 10 through the connecting hooks, so that tea leaves placed in the fixed screen 12 are prevented from falling outwards during vibration screening, in order to keep the accuracy of matching between the regulating screen holes 15 and the screen holes 13, the upper surface of the regulating screen holes 15 and the lower surface of the screen holes 13 are in a contact and fit state, the movement of the regulating screen holes 15 on the lower side of the screen holes 13 is not influenced, and the requirements on the moving distance of the regulating screen holes 15 are not large because of the caliber size of the regulating screen holes 13, so that the reciprocating distance for controlling the movement of the regulating screen 14 on the lower side of the classifying screen frame 10 is relatively small, but the moving accuracy is required, a fixed plate 16 is arranged at the outer end part of the regulating screen 14, a rack 17 distributed along the moving direction of the regulating screen 14 is arranged at one end of the fixed plate 16, meanwhile, a regulating motor 19 is arranged on the outer side wall of the classifying screen frame 10 on the same side as the rack 17, the lower side of the regulating motor 19 is connected with driving teeth 18, the driving teeth 18 are meshed with the driving teeth 17, namely the driving teeth 18 are started, and then the driving teeth 18 are driven by the driving teeth 18 to accurately move on the screen holes 13 when the driving teeth 13 are driven by the driving teeth 13, and the driving teeth are accurately and the driving teeth 18 to move on the position of the regulating screen mesh on the lower side.

Slide bars 20 are arranged on two side walls of the adjusting screen 14, slide rails 21 are arranged in the classifying screen frame 10 corresponding to the slide bars 20, and the slide bars 20 slide along the slide rails 21 to keep the stability of the adjusting screen 14 during movement.

In one example of the present utility model, referring to fig. 6, the buffer member 22 includes a telescopic rod 30 installed at an end of the buffer rod 24, one end of the telescopic rod 30 far from the buffer rod 24 is telescopically connected with a telescopic cylinder 31, a limiting block 32 for preventing the telescopic rod 30 from being separated from the inside of the telescopic cylinder 31 is installed at an end of the telescopic rod 30 placed inside the telescopic cylinder 31, one end of the limiting block 32 far from an opening of the telescopic cylinder 31 is elastically connected with a spring 33, a connecting block 23 is installed at an outer part of the telescopic cylinder 31 far from the telescopic rod 30, a certain degree of buffer capacity is provided for the buffer rod 24 by using the elastic action of the spring 33, and then a condition is provided for classifying the circulation vibration of the screen frame 10 by matching with the buffer rod 24 at the other end;

The toggle mechanism comprises a force-bearing rod 29 arranged on the circumferential side wall of the buffer rod 24, a group of driving wheels 27 are rotated on the lower side of the force-bearing rod 29, a plurality of toggle rods 28 are annularly and equally arranged on the circumferential side wall of the driving wheels 27, the toggle rods 28 are driven to rotate when the driving wheels 27 rotate, the toggle rods 28 are controlled to be in contact with the force-bearing rod 29, the force-bearing rod 29 is synchronously pushed to drive the buffer rod 24 to move, and then the spring 33 at the other end is matched, so that the cyclic vibration of the classification screen frame 10 is realized;

The middle parts of the driving wheels 27 on two sides are connected with a transmission shaft 26, one side of the driving wheel 27 on one side, which is far away from the transmission shaft 26, is connected with a vibration driving motor 25, namely the vibration driving motor 25 is started to drive the driving wheels 27 to rotate, then the driving wheels 27 are synchronously controlled to rotate under the connection of the transmission shaft 26, and further the toggle rod 28 is driven to intermittently toggle the stress rod 29 at the corresponding position;

The support 11 is installed downwards to connecting block 23, vibration driving motor 25, keep vibration driving motor 25, connecting block 23's stability through support 11, when the carrier bar 28 drive atress pole 29 removes from this, classification screen frame 10 lateral shifting, classification screen frame 10 that is located atress pole 29 one side this moment lacks the supporting role, consequently the classification screen frame 10 bottom that is close to atress pole 29 one side slides and is provided with a set of sliding support 34, sliding support 34 top slides along classification screen frame 10 bottom, sliding support 34 bottom fixed connection is on adjacent support 11.

In the above embodiment of the present utility model, there is provided an automatic classifying tea screening apparatus, in which tea leaves to be screened are placed in a classifying screen frame 10, then according to the requirement of screening on the aperture size of a screen hole 13, an adjusting motor 19 is started to drive a driving tooth 18 to rotate, then a rack 17 is driven to move, and further the position of a regulating screen 14 is adjusted, thereby the overlapping area between the regulating screen hole 15 and the corresponding upper screen hole 13 is adjusted, and further the size of the screen hole 13 is adjusted, then a vibration driving motor 25 is started, under the connection of a transmission shaft 26, driving wheels 27 on both sides are controlled to rotate, thereby a stirring rod 28 is driven to stir a corresponding stressed rod 29, and then the classifying screen frame 10 is driven to perform circular movement in cooperation with the buffering action of a spring 33, so that the tea leaves placed on a fixed screen 12 are subjected to vibration classifying screening.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. An automatic classifying tea sieving apparatus, wherein said automatic classifying tea sieving apparatus comprises: a classifying screen frame (10); classifying screen frame (10) set up open-top's rectangle structure, classifying screen frame (10) inside fixed mounting has a set of fixed screen (12), evenly has seted up a plurality of sieve meshes (13) on fixed screen (12), classifying screen frame (10) inside telescopic type that fixed screen (12) downside corresponds is provided with a set of regulation screen (14), adjusts screen (14) on the position that corresponds sieve mesh (13) and all has seted up regulation sieve mesh (15) with sieve mesh (13) the same size, equal fixed mounting has two buffer bars (24) on classifying screen frame (10) both ends lateral wall, and wherein outside elastic sleeve of two buffer bars (24) of one end is equipped with bolster (22), and two buffer bars (24) downside contact of the other end are provided with toggle mechanism.

2. An automatic sorting tea screening apparatus according to claim 1, wherein a plurality of connection hooks are uniformly mounted on top of the sorting screen frame (10).

3. An automatic sorting tea screening apparatus according to claim 2, wherein the upper surface of the conditioning screen (15) is in contact engagement with the lower surface of the screen (13).

4. An automatic classifying tea screening device according to claim 3, wherein the outer end of the adjusting screen (14) is provided with a fixing plate (16), one end of the fixing plate (16) is provided with racks (17) distributed along the moving direction of the adjusting screen (14), the outer side wall of the classifying screen frame (10) positioned on the same side of the racks (17) is provided with an adjusting motor (19), the lower output end of the adjusting motor (19) is connected with driving teeth (18), and the driving teeth (18) are meshed with the racks (17).

5. An automatic sorting tea screening apparatus according to claim 4, wherein sliding bars (20) are mounted on two side walls of the adjusting screen (14), sliding rails (21) are provided in the sorting screen frame (10) corresponding to the sliding bars (20), and the sliding bars (20) slide along the sliding rails (21).

6. An automatic classifying tea screening device according to claim 5, wherein the buffer member (22) comprises a telescopic rod (30) arranged at the end part of the buffer rod (24), one end of the telescopic rod (30) far away from the buffer rod (24) is connected with a telescopic cylinder (31) in a telescopic manner, a limiting block (32) for preventing the telescopic rod (30) from separating from the telescopic cylinder (31) is arranged at the end part of the telescopic rod (30) arranged inside the telescopic cylinder (31), a spring (33) is elastically connected with one end of the limiting block (32) far away from the opening of the telescopic cylinder (31), and a connecting block (23) is arranged at the outer part of the telescopic cylinder (31) far away from the telescopic rod (30).

7. An automatic sorting tea screening device according to claim 6, characterized in that the toggle mechanism comprises a force-bearing rod (29) arranged on the circumferential side wall of the buffer rod (24), a group of driving wheels (27) are arranged on the lower side of the force-bearing rod (29) in a rotating mode, a plurality of toggle rods (28) are arranged on the circumferential side wall of the driving wheels (27) at equal intervals in a ring-shaped mode, a transmission shaft (26) is connected to the middle of each driving wheel (27), and a vibration driving motor (25) is connected to one side, far away from the transmission shaft (26), of each driving wheel (27).

8. An automatic sorting tea screening apparatus according to claim 7, wherein the connecting block (23) and the vibration driving motor (25) are provided with brackets (11) downwards, a group of sliding brackets (34) are slidably arranged at the bottom of the sorting screen frame (10) close to one side of the stress rod (29), the top of each sliding bracket (34) slides along the bottom of the sorting screen frame (10), and the bottom ends of the sliding brackets (34) are fixedly connected to the adjacent brackets (11).