CN215587072U - A grading plant for selenium-enriched tealeaves - Google Patents

Abstract

The utility model discloses a grading device for selenium-enriched tea, which relates to the technical field of tea processing equipment and comprises a case, a screening mechanism, a feeding mechanism and a first-stage screen, wherein the screening mechanism comprises a centrifugal screen cylinder positioned in the case, the centrifugal screen cylinder is used for separating tea, the centrifugal screen cylinder is horizontally arranged, one end of the centrifugal screen cylinder is connected with a rotating shaft, the rotating shaft is movably connected to the inner wall of the case through a ball bearing, the other end of the centrifugal screen cylinder is connected with a feeding pipe, the feeding mechanism comprises an arc-shaped pipe, one end of the arc-shaped pipe is movably connected with the feeding pipe through the ball bearing, the other end of the arc-shaped pipe extends out of the case and is connected with a feeding hopper, the first-stage screen is positioned under the centrifugal screen cylinder, the first-stage screen is used for filtering impurities, the filtering precision of the first-stage screen is greater than that of the centrifugal screen cylinder, and the grading device can filter impurities with different volumes The advantages of continuous production can be maintained.

Description

A grading plant for selenium-enriched tealeaves

Technical Field

The utility model relates to the technical field of tea processing equipment, in particular to a grading device for selenium-enriched tea.

Background

The selenium-rich tea is particularly tea with rich selenium element content, and is usually tea produced in selenium-rich areas. The selenium-rich tea has the functions of reducing fat and losing weight, preventing cardiovascular and cerebrovascular diseases, soothing the nerves, enhancing immunity, resisting aging and the like, so the selenium-rich tea is popular with consumers.

Tea leaves need to pass through a plurality of processes from picking to drying, wherein one process is classified screening, the purpose is to screen out impurities such as broken stone and sand contained in tea leaves, the majority of currently adopted grading devices are provided with a plurality of layers of vibrating screens to filter out impurities, but can only filter out sand with a small volume, and for broken stone with a large volume, the broken stone is easy to follow tea leaves to discharge together, the subsequent manual sorting is generally performed, therefore, the existing grading devices are not sufficient in filtering the impurities, especially, the broken stone impurities with the large volume are not thorough, if a rotary centrifugal net cylinder is adopted to screen out the tea leaves, the broken stone with the large volume is left in the centrifugal net cylinder, but because the centrifugal net cylinder cannot continuously add the tea leaves when rotating, only sectional type batch processing can be performed, continuous production cannot be caused, and the processing efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a grading device for selenium-enriched tea, so that the effects of fully filtering impurities and keeping continuous production can be achieved.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a grading plant for rich selenium tealeaves, which comprises a case, sieve material mechanism, feed mechanism and first order screen cloth, sieve material mechanism is including the centrifugal net section of thick bamboo that is located quick-witted incasement, the centrifugal net section of thick bamboo is used for separating out tealeaves, centrifugal net section of thick bamboo level is arranged, centrifugal net section of thick bamboo one end is connected with the axis of rotation, ball bearing swing joint is passed through to the axis of rotation in quick-witted incasement wall, the centrifugal net section of thick bamboo other end is connected with the inlet pipe, feed mechanism includes the arc pipe, ball bearing and inlet pipe swing joint are passed through to arc pipe one end, the arc pipe other end stretches out quick-witted outer and is connected with the feeder hopper, the first order screen cloth is located under the centrifugal net section of thick bamboo, the first order screen cloth is used for filtering impurity, the filter fineness of first order screen cloth is greater than the filter fineness of centrifugal net section of thick bamboo.

Preferably, still include actuating mechanism, actuating mechanism is including setting up the first motor at quick-witted lateral wall, and first motor is connected with the driving gear that is located quick-witted incasement, and the driving gear meshing is connected with driven gear, and driven gear fixed cover is established on the axis of rotation.

Preferably, the first-stage screen mesh is obliquely arranged, the bottom of the first-stage screen mesh is provided with a plurality of vibration exciters, the bottom of the first-stage screen mesh is provided with an impurity guide plate, and the impurity guide plate is obliquely arranged and the oblique direction of the impurity guide plate is opposite to the oblique direction of the first-stage screen mesh.

Preferably, the side wall of the case is provided with an outlet near the bottom end of the impurity guide plate, and the outer wall of the case is provided with an impurity collecting box near the outlet.

Preferably, set up the second level screen cloth in the quick-witted case, the one end of first level screen cloth downward sloping is connected to the second level screen cloth, and the slope of second level screen cloth is arranged and is the same with first level screen cloth incline direction, and the second level screen cloth is used for sifting out tealeaves, and the filter fineness of second level screen cloth is between first level screen cloth filter fineness and centrifugal net section of thick bamboo filter fineness, and second level screen cloth bottom sets up a plurality of play feed cylinders according to its incline direction.

Preferably, a plurality of stirring mechanisms are arranged above the second-stage screen, the intervals between the stirring mechanisms and the second-stage screen are equal, and the rotating direction of the stirring mechanisms is opposite to the downward inclination direction of the second-stage screen.

Preferably, the stirring mechanism comprises a second motor arranged on the side wall of the case, the second motor is connected with a stirring shaft positioned in the case, and the stirring shaft is provided with a plurality of stirring blades.

Preferably, all be provided with the tealeaves workbin below going out the feed cylinder, the regional chamber door that articulates of quick-witted case lateral wall is close to the tealeaves workbin, and the bottom is provided with a plurality of weighers in the quick-witted case, and the tealeaves workbin sets up in corresponding weigher top.

Preferably, the weighing device is electrically connected with the PLC controller, the PLC controller is electrically connected with the alarm and the electronic display screen respectively, and the alarm and the electronic display screen are arranged on the outer wall of the case.

Preferably, four universal casters are arranged at the bottom of the case, and the side wall of the case is hinged with a hanging ring.

The utility model has the beneficial effects that:

1. through the inlet pipe swing joint with an arc pipe and a centrifugal net section of thick bamboo, can be constantly through the feeder hopper toward adding tealeaves in the centrifugal net section of thick bamboo, thereby guarantee continuous production, and the arc pipe has the radian, tealeaves can get into a centrifugal net section of thick bamboo from the inlet pipe smoothly under the inertia effect in, avoid blockking up, a centrifugal net section of thick bamboo can remain inside it with the great impurity of volume when rotating under the axis of rotation effect, tealeaves then is separated out and falls on the first order screen cloth of below, but the first order screen cloth can filter the less impurity of volume again and remain tealeaves, thereby impurity to different volumes all can filter fully, reduce follow-up work load, and the production efficiency is improved.

2. Tealeaves gets into the second grade screen cloth again along the incline direction after removing impurity from first order screen cloth, tealeaves accessible second grade screen cloth gets into out the feed cylinder, drop at last in the tealeaves workbin, convenient follow-up concentrated collection, the second grade screen cloth can be once more to the further screening of impurity, can be with the medium-sized impurity separation of volume ratio on the second grade screen cloth, improve the edulcoration precision, slow down the speed that tealeaves down slided at the second grade screen cloth through rabbling mechanism simultaneously, guarantee to carry out screening process fully, can avoid blockking up again.

3. After the tealeaves in corresponding the tealeaves workbin reaches certain weight, the weighing device of its below passes through the PLC controller and takes place the signal to the siren, and the siren makes a sound suggestion staff, and the staff also can watch in real time through electronic display screen and correspond the tealeaves workbin and fill the condition, the management of being convenient for.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of a grading device for selenium-rich tea provided by the utility model;

FIG. 2 is a schematic view of the external structure of the present invention;

FIG. 3 is a schematic view of a portion of the enlarged structure at A in FIG. 1;

FIG. 4 is a schematic structural view of a material sieving mechanism according to the present invention;

fig. 5 is a schematic structural view (side view) of the stirring mechanism of the present invention.

Reference numerals:

110-cabinet, 111-outlet, 120-screening mechanism, 121-centrifugal screen cylinder, 122-rotating shaft, 123-feeding pipe, 130-feeding mechanism, 131-arc pipe, 132-feeding hopper, 140-first stage screen, 150-driving mechanism, 151-first motor, 152-driving gear, 153-driven gear, 160-vibration exciter, 170-impurity guide plate, 180-impurity collecting box, 190-second stage screen, 210-discharging cylinder, 220-stirring mechanism, 221-second motor, 222-stirring shaft, 223-stirring blade, 230-tea leaf box, 240-box door, 250-weighing device, 260-PLC controller, 270-alarm, 280-electronic display screen, 290-universal caster, 310-hanging ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an orientation or a positional relationship based on the orientation or the positional relationship shown in the drawings, or an orientation or a positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience and simplicity, and the indication or the suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, the present invention should not be construed as being limited. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

As shown in fig. 1-5, this embodiment provides a grading device for selenium-enriched tea leaves, which includes a casing 110, a material sieving mechanism 120, a feeding mechanism 130 and a first-stage screen 140, wherein the material sieving mechanism 120 includes a centrifugal net cylinder 121 located in the casing 110, the centrifugal net cylinder 121 is used for separating tea leaves, i.e. tea leaves can be separated from the centrifugal net cylinder 121, and impurities with large volume are left in the centrifugal net cylinder 121, the centrifugal net cylinder 121 is horizontally arranged, one end of the centrifugal net cylinder 121 is connected with a rotating shaft 122, the rotating shaft 122 is movably connected to the inner wall of the casing 110 through a ball bearing, the other end of the centrifugal net cylinder 121 is connected with the feeding pipe 123, the feeding mechanism 130 includes an arc-shaped pipe 131, one end of the arc-shaped pipe 131 is movably connected with the feeding pipe 123 through a ball bearing, the ball bearing is disposed on the inner wall of the feeding pipe 123 and sleeved on the outer wall of the arc-shaped pipe 131, the other end of the arc-shaped pipe 131 extends out of the casing 110 and is connected with the feeding hopper 132, tea leaves are added through the feed hopper 132, the first-stage screen 140 is located under the centrifugal screen cylinder 121, the first-stage screen 140 is used for filtering impurities, the filtering precision of the first-stage screen 140 is greater than that of the centrifugal screen cylinder 121, namely, the first-stage screen 140 can pass through the impurities with small volume, and the tea leaves are blocked on the first-stage screen 140.

During operation, add tealeaves through feeder hopper 132, tealeaves gets into in the centrifugal net section of thick bamboo 121 after, under the rotatory centrifugal action of centrifugal net section of thick bamboo 121, carries out the edulcoration for the first time, tealeaves is thrown away and is fallen the first order screen cloth 140 that carries out secondary impurity treatment in the below. Through the inlet pipe 123 swing joint with the arc pipe 131 with a centrifugal net section of thick bamboo 121, constantly through feeder hopper 132 toward adding tealeaves in a centrifugal net section of thick bamboo 121, thereby guarantee continuous production, and arc pipe 131 has the radian, tealeaves can get into a centrifugal net section of thick bamboo 121 from inlet pipe 123 smoothly under the inertia effect, avoid blockking up, a centrifugal net section of thick bamboo 121 can remain inside it with the great impurity of volume when rotating under the effect of axis of rotation 122, tealeaves then is separated out and falls on the first order screen cloth 140 of below, and first order screen cloth 140 can filter the less impurity of volume again and remain tealeaves, thereby all can filter fully to the impurity of different volumes, reduce follow-up work load, and the production efficiency is improved.

Specifically, the device further comprises a driving mechanism 150, wherein the driving mechanism 150 comprises a first motor 151 arranged on the side wall of the chassis 110, the first motor 151 is connected with a driving gear 152 located in the chassis 110, the driving gear 152 is connected with a driven gear 153 in a meshing manner, and the driven gear 153 is fixedly sleeved on the rotating shaft 122. When the first motor 151 is started, the driving gear 152 and the driven gear 153 are driven to rotate, so as to drive the rotating shaft 122 to rotate, thereby achieving automatic operation. It should be noted that, the first motor 151 adopts a stepping motor or a servo motor, which can precisely control the rotation speed and the rotation direction, and meet the use requirements.

Specifically, the first-stage screen mesh 140 is obliquely arranged, the bottom of the first-stage screen mesh 140 is provided with a plurality of vibration exciters 160, the bottom of the first-stage screen mesh 140 is provided with an impurity guide plate 170, the impurity guide plate 170 is obliquely arranged, the oblique direction of the impurity guide plate 170 is opposite to the oblique direction of the first-stage screen mesh 140, the side wall of the case 110 near the bottom end of the impurity guide plate 170 is provided with an outlet 111, and the outer wall of the case 110 near the outlet 111 is provided with an impurity collecting box 180. The vibration is generated on the first-stage screen mesh 140 under the action of the vibration exciter 160, the material sieving effect is promoted, impurities with small volume are made to fall on the impurity guide plate 170 below through the first-stage screen mesh 140, the impurities slide along the inclined direction of the impurity guide plate 170, and finally slide out from the outlet 111 and are accumulated in the impurity collecting box 180, so that the subsequent centralized cleaning is facilitated.

Specifically, a second-stage screen 190 is arranged in the chassis 110, the second-stage screen 190 is connected to one end of the first-stage screen 140, which is inclined downward, the second-stage screen 190 is arranged in an inclined manner and has the same inclination direction as the first-stage screen 140, the second-stage screen 190 is used for screening out tea leaves, the filtering precision of the second-stage screen 190 is between the filtering precision of the first-stage screen 140 and the filtering precision of the centrifugal screen cylinder 121, namely, the filtering precision of the second-stage screen 190 is greater than that of the centrifugal screen cylinder 121 and smaller than that of the first-stage screen 140, and a plurality of discharge cylinders 210 are arranged at the bottom of the second-stage screen 190 according to the inclination direction.

On tealeaves gets into second grade screen cloth 190 again along the incline direction after removing impurity from first order screen cloth 140, tealeaves accessible second grade screen cloth 190 gets into out feed cylinder 210, second grade screen cloth 190 can be once more to the further screening of impurity, can be with the medium-sized impurity separation of volume ratio on second grade screen cloth 190, improve the edulcoration precision, and through setting up a plurality of feed cylinders 210, tealeaves can get into corresponding feed cylinder 210 when sliding along second grade screen cloth 190 incline direction, reduce blocking pressure.

Specifically, a plurality of stirring mechanisms 220 are arranged above the second-stage screen 190, the distances between the plurality of stirring mechanisms 220 and the second-stage screen 190 are equal, and the rotating direction of the stirring mechanisms 220 is opposite to the downward inclination direction of the second-stage screen 190. The stirring mechanism 220 includes a second motor 221 disposed on a sidewall of the chassis 110, the second motor 221 is connected to a stirring shaft 222 disposed in the chassis 110, and the stirring shaft 222 is provided with a plurality of stirring blades 223.

Second motor 221 drives (mixing) shaft 222 and stirring vane 223 when starting and rotates, can pile up higher tealeaves with the part and up loose to slow down the speed that tealeaves slided down at second level screen cloth 190 through rabbling mechanism 220, guarantee to carry out abundant screening process, can avoid again blockking up. Similarly, the second motor 221 is a stepping motor or a servo motor.

Specifically, the tea leaf bins 230 are arranged below the discharging cylinders 210, each tea leaf bin 230 is numbered, the side wall of the chassis 110 is hinged to a door 240 in the area close to the tea leaf bin 230, a plurality of weighing devices 250 are arranged at the bottom in the chassis 110, and the tea leaf bins 230 are arranged at the tops of the corresponding weighing devices 250. The weighing device 250 is electrically connected with the PLC 260, the PLC 260 can select Siemens S7-300 series models, the PLC 260 is electrically connected with the alarm 270 and the electronic display screen 280 respectively, the alarm 270 and the electronic display screen 280 are arranged on the outer wall of the case 110, and the electronic display screen 280 can display the weight data of each numbered tea bin 230 in real time.

After the tealeaves in the corresponding tealeaves bin 230 reach a certain weight, the weighing device 250 below the weighing device generates a signal to the alarm 270 through the PLC 260, the alarm 270 makes a sound to prompt a worker, the worker opens the box door 240 to take out the tealeaves bin 230 filled with tealeaves, the empty tealeaves bin 230 is replaced, and the worker can also watch the condition of the bearing weight of the corresponding tealeaves bin 230 in real time through the electronic display screen 280, so that the management is convenient.

It should be noted that the electronic display screen 280 can be further electrically connected to the first motor 151 and the second motor 221 respectively, and the start and stop of the first motor 151 and the second motor 221 can be controlled by operating the electronic display screen 280, so that the operation is convenient and fast.

Specifically, four universal casters 290 are arranged at the bottom of the case 110, a hanging ring 310 is hinged to the side wall of the case 110, and the hanging ring 310 is used for hanging a trailer, so that the whole grading device can be conveniently moved to a corresponding station.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims (10)

1. The utility model provides a grading plant for selenium-enriched tea which characterized in that includes:

a chassis;

the screening mechanism comprises a centrifugal net cylinder positioned in the machine case, the centrifugal net cylinder is used for separating tea leaves, the centrifugal net cylinder is horizontally arranged, one end of the centrifugal net cylinder is connected with a rotating shaft, the rotating shaft is movably connected to the inner wall of the machine case through a ball bearing, and the other end of the centrifugal net cylinder is connected with a feeding pipe;

the feeding mechanism comprises an arc-shaped pipe, one end of the arc-shaped pipe is movably connected with the feeding pipe through a ball bearing, and the other end of the arc-shaped pipe extends out of the case and is connected with a feeding hopper;

the first-stage screen cloth, the first-stage screen cloth is located under the centrifugal net section of thick bamboo, the first-stage screen cloth is used for filtering impurity, the filter fineness of first-stage screen cloth is greater than the filter fineness of centrifugal net section of thick bamboo.

2. The grading device for selenium-enriched tea leaves as claimed in claim 1, further comprising a driving mechanism, wherein the driving mechanism comprises a first motor disposed on a side wall of the cabinet, the first motor is connected with a driving gear disposed in the cabinet, the driving gear is engaged with a driven gear, and the driven gear is fixedly sleeved on the rotating shaft.

3. The grading device for selenium-enriched tea leaves as claimed in claim 1, wherein the first-stage screen is obliquely arranged, a plurality of vibration exciters are arranged at the bottom of the first-stage screen, an impurity guide plate is arranged at the bottom of the first-stage screen, and the impurity guide plate is obliquely arranged and is oblique in a direction opposite to the oblique direction of the first-stage screen.

4. The grading device for selenium-enriched tea leaves as claimed in claim 3, wherein an outlet is formed in the side wall of the case near the bottom end of the impurity guide plate, and an impurity collecting box is arranged on the outer wall of the case near the outlet.

5. The grading device for selenium-enriched tea leaves as claimed in claim 3 or 4, wherein a second-stage screen is arranged in the machine case, the second-stage screen is connected to one end of the first-stage screen, the second-stage screen is arranged in an inclined manner and has the same inclined direction as the first-stage screen, the second-stage screen is used for screening out tea leaves, the filtering precision of the second-stage screen is between the filtering precision of the first-stage screen and the filtering precision of the centrifugal screen, and a plurality of discharging barrels are arranged at the bottom of the second-stage screen according to the inclined direction.

6. The grading device for selenium-enriched tea leaves as claimed in claim 5, wherein a plurality of stirring mechanisms are arranged above the second stage screen, the plurality of stirring mechanisms are equally spaced from the second stage screen, and the rotation direction of the stirring mechanisms is opposite to the downward inclination direction of the second stage screen.

7. The grading device for selenium-enriched tea leaves as claimed in claim 6, wherein the stirring mechanism comprises a second motor arranged on the side wall of the cabinet, the second motor is connected with a stirring shaft positioned in the cabinet, and the stirring shaft is provided with a plurality of stirring blades.

8. The grading device for selenium-enriched tea leaves as claimed in claim 5, wherein a tea leaf bin is arranged below each discharging barrel, a box door is hinged to a side wall of the box close to a tea leaf bin area, a plurality of weighing devices are arranged at the bottom in the box, and the tea leaf bins are arranged at the tops of the corresponding weighing devices.

9. The grading device for selenium-enriched tea leaves as claimed in claim 8, wherein the weigher is electrically connected with a PLC controller, the PLC controller is electrically connected with an alarm and an electronic display screen respectively, and the alarm and the electronic display screen are both arranged on the outer wall of the case.

10. The grading device for selenium-enriched tea leaves as claimed in claim 1, wherein four universal casters are arranged at the bottom of the case, and hanging rings are hinged to the side walls of the case.

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