Tea screening device

Abstract

The utility model belongs to the technical field of screening devices, and particularly relates to a tea screening device which comprises a screening box. A discharging box is fixedly connected to the top of the screening box, a screening net plate is fixedly connected to the inner side wall of the screening box, and a discharging opening is formed in one side face of the screening box; through the arrangement of the discharging mechanism, tea leaves to be screened can be put into a discharging box, a driving device drives a discharging roller to rotate at a constant speed, the discharging roller can quantitatively take the tea leaves, quantitative discharging is conducted along with rotation of the discharging roller, the tea leaves fall onto a screening net, and a vibration motor drives the screening net to vibrate to screen the tea leaves; and along with rotation of a discharging roller, a first gear makes contact with an inner gear, the first gear drives a positioning rod to rotate, the positioning rod drives a stirring rod to rotate, caked tea in a containing groove is scattered, the tea can evenly fall on a screening net, and the screening efficiency is further improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of screening devices, in particular to a tea screening device. Background Art

[0002] Tea leaves, commonly known as tea, generally include leaves and buds of tea trees. Tea making is the process of making various semi-finished teas or finished teas through various processing procedures for fresh tea leaves. Screening is a very important step in the tea making process, and tea leaves, tea fragments, tea stems, etc. need to be screened.

[0003] The current tea screening device is usually composed of a screening box, a screening net fixedly connected to the screening box, and a vibration motor fixedly connected to the bottom of the screening net. That is, tea leaves are placed on the screening net, and the screening net is driven to rotate by the vibration motor to vibrate and screen the tea leaves.

[0004] Tea leaves are usually put on the screening board in large quantities at one time. In order to prevent the tea leaves from piling up in one place, workers are required to manually spread the tea leaves on the screening board, which consumes a lot of manpower and affects the screening efficiency of the tea leaves. Therefore, a tea screening device is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the shortcomings of the existing technology and solve the problem that tea is usually put on the screening board in large quantities at one time, and to avoid the tea piling up in one place, workers are required to manually spread the tea on the screening board, which consumes a lot of manpower and affects the tea screening efficiency, a tea screening device is proposed.

[0006] The technical solution adopted by the utility model to solve the technical problem is as follows: a tea screening device described in the utility model comprises a screening box; a material discharge box is fixedly connected to the top of the screening box, a screening mesh plate is fixedly connected to the inner side wall of the screening box, a material discharge port is opened on one side of the screening box, and a vibration motor is installed at the bottom of the screening mesh plate;

[0007] A feeding mechanism is arranged in the feeding box, and the feeding mechanism includes a storage trough opened on the top of the feeding box plate, a discharging trough is opened at the bottom of the feeding box, a through groove is opened between the storage trough and the discharging trough, the inner side wall of the discharging trough is rotatably connected with a feeding roller through a driving rod, a receiving groove is opened on one side of the outer wall of the feeding roller, the inner side wall of the receiving groove is rotatably connected with a positioning rod, one end of the positioning rod passes through the feeding roller and is fixedly connected with a first gear, the positioning rod is fixedly connected with a stirring rod on the outer wall of the receiving groove, the inner side wall of the discharging trough is fixedly connected with an internal gear, and the internal gear is meshed with the first gear. Through the setting of the feeding mechanism, tea leaves can be fed quantitatively, and the tea leaves can be scattered during the feeding process, thereby improving the tea screening efficiency.

[0008] Preferably, one end of the stirring rod away from the positioning rod is fixedly connected to a scraping block, and a side of the scraping block away from the stirring rod is provided with a brush. The scraping block can be used to scrape off tea leaves attached to the inner wall of the storage groove.

[0009] Preferably, a blowing groove is provided in the unloading roller, and a blowing hole connected to the blowing groove is provided on the inner wall of the storage groove. Through the arrangement of the blowing groove and the blowing hole, the inner wall of the storage groove can be sprayed in cooperation with an external fan to ensure the cleaning effect of the inner wall of the storage groove and the breaking up of the tea leaves.

[0010] Preferably, a protective net is provided on the inner wall of the blowing hole, and a heating fan is fixedly connected to the side of the unloading roller away from the inner gear. The protective net can prevent tea leaves from entering the blowing slot, and the heating fan can generate hot air to start drying the tea leaves, thereby reducing the possibility of the tea leaves sticking together.

[0011] Preferably, an auxiliary plate is fixedly connected to the inner side wall of the discharge trough, and a side of the auxiliary plate close to the discharge roller is arranged in an arc shape. Through the arrangement of the auxiliary plate, it can fit with the discharge roller to prevent tea leaves from overflowing from the storage trough.

[0012] Preferably, a cleaning plate is slidably connected in the storage trough, and a handle is fixedly connected to the top of the cleaning plate. Through the provision of the cleaning plate, as the tea leaves are consumed, the cleaning plate can gradually move downward and scrape off the tea leaves attached to the inner wall of the storage trough, thereby reducing the residual adhesion of tea leaves.

[0013] Preferably, an observation port is provided on the front of the feed box, and a transparent block is fixedly connected to the inner wall of the observation port. The arrangement of the observation port and the transparent block can facilitate observation of tea consumption for easy replenishment.

[0014] Beneficial effects of the utility model:

[0015] 1. The utility model provides a tea screening device. Through the setting of the feeding mechanism, the tea to be screened can be put into the feeding box, and the feeding roller can be driven by the driving device to rotate at a constant speed, and then the feeding roller can quantitatively take the tea, and with the rotation of the feeding roller, quantitative feeding is carried out and falls on the screening net, and the screening net is driven by the vibration motor to vibrate to screen the tea, which preliminarily improves the efficiency of tea screening, and at the same time, with the rotation of the feeding roller, the first gear contacts with the inner gear, the first gear drives the positioning rod to rotate, and the positioning rod drives the stirring rod to rotate, so as to break up the tea agglomerated in the storage groove, so that the tea can fall on the screening net more evenly, further accelerating the screening efficiency.

[0016] 2. The utility model provides a tea screening device. Through the setting of the scraping block, the tea leaves attached to the inner wall of the storage groove can be scraped off. Through the setting of the spraying groove and the spraying hole, the inner wall of the storage groove can be sprayed in cooperation with an external fan to ensure the cleaning effect of the inner wall of the storage groove and the effect of breaking up the tea leaves. Through the setting of the protective net, the tea residues are prevented from entering the spraying groove. Through the setting of the heating fan, hot air can be generated to start the drying effect on the tea leaves, reducing the possibility of the tea leaves sticking together. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0018] Figure 1 It is a three-dimensional diagram of the utility model;

[0019] Figure 2 It is a cross-sectional structural diagram of the screening box and the material discharge box in the utility model;

[0020] Figure 3 It is a three-dimensional diagram of the lower material box in the utility model;

[0021] Figure 4 It is a cross-sectional structural diagram of the lower material box in the utility model.

[0022] Legend:

[0023] 1. Screening box; 2. Feeding box; 3. Screening screen; 4. Feeding port; 5. Vibrating motor; 6. Feeding mechanism; 61. Feeding chute; 62. Feeding roller; 63. Storage chute; 64. Positioning rod; 65. First gear; 66. Internal gear; 67. Stirring rod; 7. Scraping block; 8. Blowing hole; 9. Heating fan; 10. Auxiliary plate; 11. Cleaning plate; 12. Observation port. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Specific examples are given below.

[0026] See also Figure 1-Figure 4The utility model provides a tea screening device, comprising a screening box 1; a material box 2 is fixedly connected to the top of the screening box 1, a screening screen 3 is fixedly connected to the inner wall of the screening box 1, a material outlet 4 is opened on one side of the screening box 1, and a vibration motor 5 is installed at the bottom of the screening screen 3;

[0027] A material unloading mechanism 6 is arranged in the unloading box 2, and the material unloading mechanism 6 includes a material storage trough provided on the top of the unloading box 2 plate, a material unloading trough 61 is provided at the bottom of the unloading box 2, a through slot is provided between the material storage trough and the material unloading trough 61, an inner side wall of the material unloading trough 61 is rotatably connected with a material unloading roller 62 through a driving rod, a receiving groove 63 is provided on one side of the outer wall of the material unloading roller 62, a positioning rod 64 is rotatably connected with the inner side wall of the receiving groove 63, one end of the positioning rod 64 passes through the material unloading roller 62 and is fixedly connected with a first gear 65, a stirring rod 67 is fixedly connected to the outer wall of the positioning rod 64 located in the receiving groove 63, an inner side wall of the material unloading trough 61 is fixedly connected with an internal gear 66, and the internal gear 66 is meshed with the first gear 65; when working By setting the unloading mechanism 6, the tea leaves to be screened can be put into the unloading box 2, and the unloading roller 62 can be driven to rotate at a constant speed by the driving device, and then the unloading roller 62 can quantitatively take the tea leaves, and with the rotation of the unloading roller 62, quantitative unloading is carried out and falls on the screening net, and the screening net is driven by the vibration motor 5 to vibrate and screen the tea leaves, which preliminarily improves the efficiency of tea screening. At the same time, with the rotation of the unloading roller 62, the first gear 65 contacts the inner gear 66, and the first gear 65 drives the positioning rod 64 to rotate, and the positioning rod 64 drives the stirring rod 67 to rotate, and the tea leaves agglomerated in the storage groove 63 are broken up, so that the tea leaves can fall on the screening net more evenly, further accelerating the screening efficiency.

[0028] Further, such as Figure 2 and Figure 4 As shown, one end of the stirring rod 67 away from the positioning rod 64 is fixedly connected to a scraping block 7, and a brush is arranged on one side of the scraping block 7 away from the stirring rod 67. During operation, the scraping block 7 can scrape off the tea leaves attached to the inner wall of the storage groove 63.

[0029] Further, such as Figure 4 As shown, a blowing groove is provided in the unloading roller 62, and a blowing hole 8 connected to the blowing groove is provided on the inner wall of the receiving groove 63. During operation, the inner wall of the receiving groove 63 can be blown in cooperation with an external blower by the setting of the blowing groove and the blowing hole 8, thereby ensuring the cleaning effect of the inner wall of the receiving groove 63 and the effect of breaking up the tea leaves.

[0030] Further, such as Figure 4As shown, a protective net is provided on the inner wall of the blowing hole 8, and a heating fan 9 is fixedly connected to the side of the unloading roller 62 away from the inner gear 66. During operation, the protective net is provided to prevent tea residues from entering the blowing slot, and the heating fan 9 is provided to generate hot air to start drying the tea leaves, thereby reducing the possibility of the tea leaves sticking together.

[0031] Further, such as Figure 2 As shown, the inner wall of the discharge trough 61 is fixedly connected with an auxiliary plate 10, and the side of the auxiliary plate 10 close to the discharge roller 62 is set in an arc shape. During operation, the auxiliary plate 10 can fit the discharge roller 62 to prevent tea from overflowing from the storage groove 63.

[0032] Further, such as Figure 3 and Figure 4 As shown, a cleaning plate 11 is slidably connected in the storage tank, and a handle is fixedly connected to the top of the cleaning plate 11. During operation, the cleaning plate 11 is set, and as the tea leaves are consumed, the cleaning plate 11 gradually moves down and scrapes off the tea leaves attached to the inner wall of the storage tank, thereby reducing the residual tea leaves.

[0033] Further, such as Figure 3 and Figure 4 As shown, an observation port is provided on the front of the feed box 2, and a transparent block is fixedly connected to the inner wall of the observation port. During operation, the consumption of tea leaves can be observed through the arrangement of the observation port and the transparent block, so as to facilitate refilling.

[0034] Working principle: the tea leaves to be screened are put into the discharge box 2, and the discharge roller 62 is driven to rotate at a constant speed by the driving device, and then the discharge roller 62 can take quantitative materials for the tea leaves, and with the rotation of the discharge roller 62, quantitative materials are discharged and fall on the screening net, and the screening net is driven by the vibration motor 5 to vibrate and screen the tea leaves, which preliminarily improves the efficiency of tea screening. At the same time, with the rotation of the discharge roller 62, the first gear 65 contacts the inner gear 66, and the first gear 65 drives the positioning rod 64 to rotate, and the positioning rod 64 drives the stirring rod 67 to rotate, so as to break up the tea leaves agglomerated in the storage groove 63, so that the tea leaves can fall on the screening net more evenly, further accelerating the screening efficiency.

[0035] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A tea screening device, comprising a screening box (1); a feeding box (2) is fixedly connected to the top of the screening box (1); a screening mesh plate (3) is fixedly connected to the inner side wall of the screening box (1); a discharge port (4) is provided on one side of the screening box (1), characterized in that: A vibration motor (5) is installed at the bottom of the screening screen plate (3); A material discharge mechanism (6) is arranged in the material discharge box (2), and the material discharge mechanism (6) comprises a material storage trough provided on the top of the material discharge box (2) plate, a material discharge trough (61) is provided at the bottom of the material discharge box (2), a through groove is provided between the material storage trough and the material discharge trough (61), an inner side wall of the material discharge trough (61) is rotatably connected to a material discharge roller (62) through a driving rod, a receiving groove (63) is provided on one side of the outer wall of the material discharge roller (62), a positioning rod (64) is rotatably connected to the inner side wall of the receiving groove (63), one end of the positioning rod (64) passes through the material discharge roller (62) and is fixedly connected to a first gear (65), the positioning rod (64) is fixedly connected to the outer wall of the receiving groove (63) and is located in the inner side wall of the receiving groove (63) and is fixedly connected to a stirring rod (67), an inner side wall of the material discharge trough (61) is fixedly connected to an internal gear (66), and the internal gear (66) is meshingly connected to the first gear (65).

2. A tea screening device according to claim 1, characterized in that: One end of the stirring rod (67) away from the positioning rod (64) is fixedly connected to a scraping block (7), and a side surface of the scraping block (7) away from the stirring rod (67) is provided with a brush.

3. A tea screening device according to claim 2, characterized in that: A blowing groove is provided in the unloading roller (62), and a blowing hole (8) connected to the blowing groove is provided on the inner side wall of the receiving groove (63).

4. A tea screening device according to claim 3, characterized in that: The inner wall of the blowing hole (8) is provided with a protective net, and a heating fan (9) is fixedly connected to a side of the unloading roller (62) away from the inner gear (66).

5. A tea screening device according to claim 4, characterized in that: An auxiliary plate (10) is fixedly connected to the inner side wall of the discharge chute (61), and a side surface of the auxiliary plate (10) close to the discharge roller (62) is arranged in an arc shape.

6. A tea screening device according to claim 5, characterized in that: A cleaning plate (11) is slidably connected in the material storage tank, and a handle is fixedly connected to the top of the cleaning plate (11).

7. A tea screening device according to claim 6, characterized in that: The front of the material discharge box (2) is provided with an observation port, and the inner side wall of the observation port is fixedly connected with a transparent block.

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