CN216397012U - Tea classifying and screening mechanism - Google Patents

Abstract

The utility model discloses a tea grading and screening mechanism, and relates to the technical field of tea screening equipment. Tealeaves classified screening mechanism, including filtering mechanism, filtering mechanism bottom fixedly connected with swing mechanism, swing mechanism includes the swing span, and the inside sliding connection of swing span has the slider, and slider one side all rotates and is connected with the eccentric shaft, fixedly connected with connecting rod between the eccentric shaft, and swing span one side bottom is rotated and is connected with the bottom plate, bottom plate top fixedly connected with support frame, support frame are provided with two, and the connecting rod rotates to be connected in the support frame. According to the tea leaf screening machine, the motor drives the connecting rod to rotate through the arranged swing mechanism, so that the eccentric shafts at two ends of the connecting rod rotate, the eccentric shafts drive the sliding blocks to do circular motion, the sliding blocks slide in the swing frame, the swing frame swings back and forth, and therefore the filtering mechanism screens out scraps in tea leaves through back and forth swinging, and damage to the tea leaves caused by vibration is reduced to a certain extent, and the quality of the tea leaves is influenced.

Description

Tea classifying and screening mechanism

Technical Field

The utility model relates to the technical field of tea screening equipment, in particular to a tea grading screening mechanism.

Background

An important index for evaluating the quality of fresh tea leaves is the uniformity, which is the consistency of physical and chemical shapes of a batch of fresh tea leaves, in the processing process of tea leaves, the tea needs to be screened into different sizes and different alleles, and along with the improvement of the automation degree of tea leaf production, the screening machine is widely applied in the fine processing process of tea leaves.

Generally utilize vibrating motor to drive the sieve among the prior art and vibrate, shake the in-process and shake the tealeaves piece and the dust of adulteration in the tealeaves on the sieve and fall, owing to constantly shake, can carry out a lot of striking between tealeaves and the sieve, tealeaves itself is more fragile, makes tealeaves breakage after the collision very easily to influence the tealeaves quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tea grading and screening mechanism to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: tea classifying screen selects mechanism, including filtering mechanism, filtering mechanism bottom fixedly connected with swing mechanism, swing mechanism includes the swing span, the swing span is provided with two, the inside sliding connection of swing span has the slider, slider one side all rotates and is connected with the eccentric shaft, fixedly connected with connecting rod between the eccentric shaft, swing span one side bottom is rotated and is connected with the bottom plate, bottom plate top fixedly connected with support frame, the support frame is provided with two, the connecting rod rotates and connects in the support frame.

Preferably, filtering mechanism includes end sieve, end sieve bottom fixed connection in swing frame top, end sieve top swing joint has the sieve bucket, the sieve bucket is provided with a plurality ofly, the inside fixedly connected with sieve of sieve bucket, sieve bucket top swing joint has top sieve, top sieve outer wall fixedly connected with fixture block, the fixture block is provided with a plurality ofly, end sieve outer wall swing joint has the dead lever, the dead lever outer wall is seted up threadedly, dead lever top joint is inside the fixture block, dead lever top spiro union has fixed knob.

Preferably, bottom plate top fixed mounting has the motor, motor output shaft fixed mounting has first belt pulley, connecting rod outer wall fixedly connected with second belt pulley, the second belt pulley passes through the belt and rotates to be connected in first belt pulley.

Preferably, bottom plate bottom fixed mounting has the universal wheel, the universal wheel is provided with four, the universal wheel is provided with the braking piece.

Preferably, a plurality of sieve pores are formed in the sieve plate, and the sizes of the sieve pores of the sieve plate are reduced from top to bottom in sequence.

Preferably, the swing span is T type structure, rectangle form spout has been seted up to the swing span outer wall, slider sliding connection is inside the spout.

Preferably, the slider is of an H-shaped structure.

Compared with the prior art, the utility model has the beneficial effects that:

this tealeaves classified screening mechanism through the swing mechanism who sets up, drives the connecting rod through the motor and rotates, makes the eccentric shaft at connecting rod both ends rotate, and the eccentric shaft drives the slider and is circular motion, and the slider slides in the swing span inside for the swing span swings back and forth, thereby makes filtering mechanism make the piece in the tealeaves screen out through the swing back and forth, reduces the vibration to a certain extent and causes the tealeaves breakage, thereby improves the whole quality of tealeaves.

This tealeaves classified screening mechanism conveniently removes whole equipment through the universal wheel that sets up, and the piece of stopping on the universal wheel can be when equipment needs fix, utilizes the piece of stopping to pin the wheel and avoid equipment to remove.

Drawings

FIG. 1 is an isometric view of the present invention;

FIG. 2 is a schematic view of the internal structure of the filter mechanism of the present invention;

fig. 3 is a schematic structural diagram of the swing mechanism of the present invention.

In the figure: 1. a base plate; 2. a swing mechanism; 201. a swing frame; 202. a slider; 203. an eccentric shaft; 204. a connecting rod; 3. a filtering mechanism; 301. a bottom screen; 302. a screen barrel; 303. top screening; 304. a sieve plate; 305. fixing the rod; 306. a thread; 307. a clamping block; 308. fixing the knob; 4. a motor; 5. a first pulley; 6. a second pulley; 7. a belt; 8. a universal wheel; 9. a support frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1-3, the present invention provides a technical solution: a tea classifying and screening mechanism comprises a filtering mechanism 3, tea is filtered for multiple times through the filtering mechanism 3 to obtain tea with different qualities, in order to reduce vibration filtering of the tea, a swinging mechanism 2 is fixedly connected to the bottom of the filtering mechanism 3, wherein the swinging mechanism 2 comprises a swinging frame 201, the swinging frame 201 is provided with two swinging frames 201, the swinging frame 201 is of a T-shaped structure, the outer wall of the swinging frame 201 is provided with a rectangular sliding groove, a sliding block 202 is connected to the inside of the sliding groove in the swinging frame 201 in a sliding manner, the sliding block 202 is of an H-shaped structure, eccentric shafts 203 are respectively and rotatably connected to one side of the sliding block 202, a connecting rod 204 is fixedly connected between the two eccentric shafts 203 connected with the sliding block 202, the bottom of one side of the swinging frame 201 is rotatably connected with a bottom plate 1, the top of the bottom plate 1 is fixedly connected with two supporting frames 9, the connecting rod 204 is rotatably connected to the supporting frames 9 and rotates in the supporting frames 9 through the connecting rod 204, the eccentric shafts 203 at the two ends of the connecting rod 204 are driven to rotate, the sliding blocks 202 connected with the eccentric shafts 203 make circular motion along with the rotation of the eccentric shafts 203, and the sliding blocks 202 slide in the sliding grooves in the swing frame 201, so that the swing frame 201 follows the sliding blocks 202 to be in a back-and-forth swing motion state in the continuous sliding process of the sliding blocks 202.

In order to provide rotating power for the connecting rod 204, a motor 4 is fixedly installed at the top of the bottom plate 1, a first belt pulley 5 is fixedly installed on an output shaft of the motor 4, a second belt pulley 6 is fixedly connected to the outer wall of the connecting rod 204, the first belt pulley 5 is connected with the second belt pulley 6 through a belt 7, the rotation of the first belt pulley 5 drives the second belt pulley 6 to rotate through the belt 7, the connecting rod 204 correspondingly rotates due to the fixed connection relationship between the second belt pulley 6 and the connecting rod 204, meanwhile, in order to move the whole device conveniently, four universal wheels 8 are fixedly installed at the bottom of the bottom plate 1, the four universal wheels 8 are respectively installed at four corners at the bottom of the bottom plate 1, in order to fix the whole device at any time, and a braking sheet is arranged on the universal wheels 8 to block the wheels of the universal wheels 8 through the braking sheet, the wheels of the universal wheels 8 cannot rotate continuously after being clamped, so that the stability of the equipment is ensured.

It should be noted that the filtering mechanism 3 includes a bottom sieve 301, wherein the bottom of the bottom sieve 301 is fixedly connected to the top of the swing frame 201, the top of the bottom sieve 301 is movably connected to a sieve barrel 302, the sieve barrel 302 and the bottom sieve 301 are in a snap-fit relationship, a certain number of sieve barrels 302 are arranged according to the required sieving frequency, the sieve barrels 302 and the sieve barrels 302 are sequentially stacked and spliced upwards, a sieve plate 304 is fixedly connected to the inside of the sieve barrel 302, a plurality of sieve holes are formed in the sieve plate 304, the sieve holes of each layer of sieve plate 304 are different, and the size of the sieve holes of each layer of sieve plate 304 is sequentially reduced from top to bottom, so that the tea scraps with the smallest particles finally fall into the bottom sieve 301, tea leaves with uniform size finally remain in each layer of sieve barrel 302, in order to prevent the tea leaves from being thrown out of the sieve barrel 302 in the swing process, a top sieve 303 is movably connected to the top sieve barrel 302, and the bottom sieve barrels 301 are fixed to each other, at a plurality of fixture blocks 307 of the even fixedly connected with of top sieve 303 outer wall, the outer wall of end sieve 301 also swing joint has corresponding dead lever 305 simultaneously, screw thread 306 is seted up to the outer wall of dead lever 305, dead lever 305 top can block in the inside of fixture block 307, through the fixed knob 308 of dead lever 305 top spiro union, rotate fixed knob 308, make fixed knob 308 tightly block dead lever 305 in the inside of fixture block 307, when swing mechanism 2 constantly moves, ensure the stability of connecting between top sieve 303, sieve bucket 302 and the end sieve 301.

Firstly, tea leaves are placed in the top-most sieve barrel 302, the top sieve 303 is covered, the fixing rod 305 is clamped in the inside of the clamping block 307, the fixing knob 308 is screwed, then the motor 4 is started, under the driving of the motor 4, the connecting rod 204 is enabled to rotate through the transmission between the first belt pulley 5 and the second belt pulley 6, the connecting rod 204 drives the eccentric shafts 203 at the two ends to rotate, the sliding blocks 202 connected with the eccentric shafts 203 slide in the sliding grooves in the swinging frame 201, the swinging frame 201 swings back and forth, the tea leaves swing back and forth, the tea leaves with smaller sizes continuously fall down, the tea leaves with different sizes are sequentially screened by the multiple layers of sieve plates 304 and are sequentially inside the sieve barrels 302 on the corresponding layers.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. Tea classified screening mechanism, including filtering mechanism (3), its characterized in that: the bottom of the filtering mechanism (3) is fixedly connected with a swing mechanism (2), the swing mechanism (2) comprises a swing frame (201), the swing frame (201) is provided with two swing frames, a sliding block (202) is connected to the inside of the swing frame (201) in a sliding mode, one side of the sliding block (202) is connected with an eccentric shaft (203) in a rotating mode, a connecting rod (204) is fixedly connected between the eccentric shafts (203), the bottom of one side of the swing frame (201) is connected with a bottom plate (1) in a rotating mode, a supporting frame (9) is fixedly connected to the top of the bottom plate (1), the supporting frame (9) is provided with two supporting frames, and the connecting rod (204) is connected to the supporting frame (9) in a rotating mode.

2. The tea classifying and screening mechanism according to claim 1, wherein: filtering mechanism (3) are including end sieve (301), end sieve (301) bottom fixed connection is in swing span (201) top, end sieve (301) top swing joint has sieve bucket (302), sieve bucket (302) are provided with a plurality ofly, the inside fixedly connected with sieve (304) of sieve bucket (302), sieve bucket (302) top swing joint has top sieve (303), top sieve (303) outer wall fixedly connected with fixture block (307), fixture block (307) are provided with a plurality ofly, end sieve (301) outer wall swing joint has dead lever (305), screw thread (306) have been seted up to dead lever (305) outer wall, dead lever (305) top joint is inside fixture block (307), dead lever (305) top spiro union has fixed knob (308).

3. The tea classifying and screening mechanism according to claim 2, wherein: bottom plate (1) top fixed mounting has motor (4), motor (4) output shaft fixed mounting has first belt pulley (5), connecting rod (204) outer wall fixedly connected with second belt pulley (6), second belt pulley (6) rotate through belt (7) and connect in first belt pulley (5).

4. The tea classifying and screening mechanism according to claim 1, wherein: bottom plate (1) bottom fixed mounting has universal wheel (8), universal wheel (8) are provided with four, universal wheel (8) are provided with the braking piece.

5. The tea classifying and screening mechanism according to claim 2, wherein: a plurality of sieve holes are formed in the sieve plate (304), and the sizes of the sieve holes are sequentially reduced from top to bottom in the sieve plate (304).

6. The tea classifying and screening mechanism according to claim 1, wherein: swing span (201) are T type structure, rectangular form spout has been seted up to swing span (201) outer wall, slider (202) sliding connection is inside the spout.

7. The tea classifying and screening mechanism according to claim 1, wherein: the sliding block (202) is in an H-shaped structure.

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