CN219464053U - Drum screen for tea dryer - Google Patents

Abstract

The utility model provides a rotary screen for a tea dryer, which comprises a base, wherein a transmission assembly is arranged at the upper part of the base, a screening assembly is arranged at the upper part of the transmission assembly, a hairbrush assembly is arranged at the upper part of the screening assembly, the hairbrush assembly comprises a telescopic push rod arranged at the upper part of the screening assembly, a fixed plate is arranged at the end part of an output rod of the telescopic push rod, sliding rails are arranged at the lower part of the fixed plate and positioned at the left side and the right side of a vertical center line of the fixed plate, sliding blocks are arranged at the inner side of the vertical part of each sliding rail in a sliding manner, a baffle is arranged at the lower part of each sliding block and positioned at the lower part of the horizontal part of each sliding rail, a fixed seat is arranged between the inner side walls of the vertical parts of the two sliding blocks, and bristles are arranged in the fixed seat. According to the utility model, the tea leaves stuck in the screen holes of the screen drum of the screening assembly can be dredged and cleaned through the hairbrush assembly, so that the doped small tea leaves in the screened tea leaves are avoided, the screening effect is better, and the efficiency is higher.

Description

Drum screen for tea dryer

Technical Field

The utility model relates to the technical field of drum sieves, in particular to a drum sieve for a tea dryer.

Background

The drum screen mainly comprises a motor, a drum device, a frame and a feeding and discharging port, when the existing drum screen is used for screening tea, the screening net can be frequently blocked by fine tea with small difference between the maximum diameter and the mesh of the screening process due to different sizes of the tea, so that the screening failure of the drum screen is caused, and the screening effect is influenced due to the fact that part of small tea is frequently doped in large tea after screening.

Disclosure of Invention

In view of the above, the utility model provides the drum screen for the tea dryer, which can dredge and clean the blocked tea leaves in the screen holes of the screen drum of the screening assembly through the hairbrush assembly, so that the doped small tea leaves in the screened tea leaves are avoided, the screening effect is better, and the efficiency is higher.

In order to solve the technical problems, the utility model provides a drum screen for a tea dryer, which comprises a base, wherein a transmission assembly is arranged on the upper part of the base, a screening assembly is arranged on the upper part of the transmission assembly, a hairbrush assembly is arranged on the upper part of the screening assembly, the hairbrush assembly comprises a telescopic push rod arranged on the upper part of the screening assembly, a fixing plate is arranged at the end part of an output rod of the telescopic push rod, sliding rails are arranged on the left side and the right side of a vertical center line of the fixing plate, sliding blocks are arranged on the inner side of the vertical part of each sliding rail in a sliding manner, a baffle is arranged on the lower part of each sliding block and on the lower part of the horizontal part of each sliding rail, a fixing seat is arranged between the inner side walls of the vertical parts of the two sliding blocks, and bristles are arranged in the fixing seat.

According to the utility model, the transmission assembly drives the screening assembly to rotate, so that tea is screened, and meanwhile, the brush assembly above the screening assembly is matched to clean meshes of a screen cylinder of the screening assembly, so that screening failure caused by blocking of the meshes by tea is avoided.

The screening subassembly includes a screen section of thick bamboo, and the left and right sides of screen section of thick bamboo all is provided with annular clamping rail, and the below of screen section of thick bamboo is provided with and is used for carrying out flourishing the flourishing fishplate bar that connects to screening the tealeaves that separates, flourishing fishplate bar's left and right sides just is located the upper portion of base and all is provided with the backup pad, and telescopic push rod's stiff end sets up the upper portion in the backup pad.

According to the utility model, the tea leaves screened by the screen drum are received through the receiving plate, so that the tea leaf screening machine is more convenient.

The transmission assembly comprises a vertical plate which is arranged on the bottom plate and is positioned under the screen drum, a motor is arranged on the outer side of the vertical portion of the vertical plate, a driving wheel is arranged at the end part of an output shaft of the motor, a driven wheel is arranged right above the driving wheel, a belt is arranged between the driving wheel and the driven wheel, rotating shafts are arranged on the left side and the right side of the driven wheel, hubs are arranged on the outer side end faces of the rotating shafts respectively, the hubs are arranged on the inner sides of annular clamping rails, the rotation of the output shaft of the motor can drive the driving wheel to rotate, the driving wheel transmits the transmission to the driven wheel through the pulleys, the driven wheel can drive the rotating shafts and the hubs to rotate together, and then the screen drum rotates together under the cooperation of the annular clamping rails and the hubs, so that the rotation of tea in the screen drum is accelerated, and the screening efficiency of the screen drum is improved.

The flange plate is fixed on the outer side wall of the driven wheel through the first bolt, the rubber sleeve is arranged on the outer side of the hub, the protection pad is arranged at the contact part of the flange plate and the driven wheel, the rubber sleeve can prevent the hub from being in direct contact with the annular clamping rail, the abrasion is aggravated, the service lives of the hub and the annular clamping rail are prolonged, and the protection pad can slow down the abrasion generated in the rotation process of the flange plate and the driven wheel in direct contact.

The fixing base is U type, the horizontal part bottom of two vertical portions of fixing base all is provided with the lag, and the baffle passes through the second bolt setting in the horizontal part lower part of slide rail, and the lag is used for protecting the lower part of fixing base.

The outside of pivot and be close to the side of wheel hub all be provided with the bearing frame with pivot looks adaptation, the pivot rotates the inside that sets up at the bearing frame, the bearing frame plays the effect of direction and support to the rotation of pivot.

The right side tip of flourishing fishplate bar is provided with the stock guide of downward sloping, and the left side upper portion of screen bowl is provided with the feeder hopper, and the feeder hopper is used for throwing into the drum sieve with tealeaves smoothly, and the stock guide is used for flourishing connecing and guiding the tealeaves that will screen out smoothly.

In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

1. the vertical height of the brush assembly can be adjusted through the telescopic push rod, the depth of the mesh holes of the screen cloth of the screen drum, which is convenient for adjusting the lower parts of the brush hairs according to actual conditions, is adjusted, the best cleaning effect is achieved, and the influence on the screening effect due to the fact that tea leaves are blocked in the mesh holes of the screen cloth is avoided.

2. The annular clamping rail is matched with the hub, so that the hub and the annular clamping rail are driven to rotate together under the action of the rotating shaft when the driving wheel is transmitted to the driven wheel, and the rotating screen effect of the screen roller is further realized.

3. The baffle is fixed at the lower part of the sliding rail through the first bolt, so that the purpose is to facilitate the quick disassembly of the brush assembly and the cleaning or replacement of the brush assembly.

4. The guide plate that the slope set up is convenient for be convenient for smooth export the tealeaves that will hold the screening of fishplate bar upper portion and come out, is convenient for realize collecting the tealeaves after sieving.

5. The cooperation of slider and slide rail can make the brush hair do the vibration of upper and lower direction under the rotation effect of screen cylinder, and then has increased the clearance effect of brush hair to the tealeaves of the interior clamping stagnation of mesh of screen cloth, can avoid again because the high invariable tea of leading to of brush hair pounding, causes the unnecessary extravagant of tealeaves, has also improved the life of brush hair.

Drawings

FIG. 1 is a schematic view of a drum screen for a tea dryer according to the present utility model;

FIG. 2 is an enlarged view of the structure A in the present utility model;

FIG. 3 is an enlarged view of the structure at B in the present utility model;

FIG. 4 is an enlarged view of the structure at C in the present utility model.

Reference numerals illustrate: 100. a base; 200. a transmission assembly; 201. a riser; 202. a motor; 203. a driving wheel; 204. driven wheel; 205. a belt; 206. a rotating shaft; 207. a hub; 208. a flange plate; 209. a rubber sleeve; 210. A first bolt; 211. a bearing seat; 212. a protective pad; 300. a screen assembly; 301. a sieve barrel; 302. an annular clamping rail; 303. cheng Jieban; 304. a support plate; 400. A brush assembly; 401. a telescopic push rod; 402. a fixing plate; 403. a slide rail; 404. a slide block; 405. a baffle; 406. a fixing seat; 407. brushing; 408. A protective sleeve; 409. a second bolt; 500. a material guide plate; 600. and (5) a feeding hopper.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.

As shown in fig. 1-4: the embodiment provides a drum screen for a tea dryer, which comprises a base 100, wherein a transmission assembly 200 is arranged at the upper part of the base 100, a screening assembly 300 is arranged at the upper part of the transmission assembly 200, the transmission assembly 200 is used for driving the screening assembly 300 to rotate together so as to screen tea, a brush assembly 400 is arranged at the upper part of the screening assembly 300, the brush assembly 400 is used for cleaning the tea stuck in a screen hole of the screening assembly 300, the tea is prevented from being stuck in the screen hole, the screening effect of the screening assembly 300 is influenced, the brush assembly 400 comprises a telescopic push rod 401 arranged at the upper part of the screening assembly 300, the telescopic push rod 401 is a hydraulic telescopic rod or an electric telescopic rod, a fixed plate 402 is arranged at the end part of an output rod of the telescopic push rod 401 in a welding way, slide rails 403 are vertically arranged at the lower part of the fixed plate 402 and are positioned at the left side and the right side of the vertical center line of the fixed plate 402, sliding blocks 404 are slidably arranged at the inner side of the vertical part of each slide rail 403, a baffle 405 is arranged at the lower part of each sliding block 404 and is positioned at the lower part of the horizontal part of each slide rail 403, the baffle 405 is made of a compression-resistant and wear-resistant steel plate material, a fixed seat 406 is arranged between the inner side walls of the vertical parts of the two sliding blocks 404, bristles 407 are arranged in the fixed seat 406, and plastic materials with good flexibility and certain recovery performance are selected for the bristles 407.

According to one embodiment of the present utility model, as shown in fig. 1, the screening assembly 300 includes a screen drum, a plurality of screen holes for screening tea leaves are formed in the wall of the screen drum, annular clamping rails 302 are welded on the left and right sides of the screen drum, and both outer sides of the annular clamping rails 302 are closed, so as to prevent tea leaves in the screen drum from falling out of the screen drum and being mixed with screened tea leaves during screening, a discharge hole which is convenient for opening the right side of the screen drum is formed on the outer side of the annular clamping rails 302 on the right side, the discharge hole is used for smoothly and conveniently taking out residual tea leaves in the screened screen drum, cheng Jieban used for containing screened tea leaves is arranged below the screen drum, the left and right sides of Cheng Jieban 303 and the upper portion that is located base 100 all are provided with backup pad 304, the bottom welding of backup pad 304 sets up in the upper portion of base 100, cheng Jieban 303's both outer lateral wall links to each other with backup pad 304, flourishing fishplate bar 303 is the U template, cheng Jieban's vertical portion's tip is higher than the height of the horizontal line that the axis of screen drum 301 was located, the tealeaves that like this purpose was sieved to the screen drum is avoided splashing outside flourishing fishplate bar 303, bring inconvenience for subsequent collection clearance, telescopic push rod 401's stiff end welding sets up in the upper portion of backup pad 304, the utility model holds through flourishing fishplate bar 303 and connects the tealeaves that the screen drum sieved, it is more convenient.

According to another embodiment of the present utility model, as shown in fig. 1 and 4, the transmission assembly 200 includes a vertical plate 201 disposed on the bottom plate and located right below the screen drum, the bottom of the horizontal portion of the vertical plate 201 is welded and disposed on the upper portion of the base 100, a motor 202 is disposed on the outer side of the vertical portion of the vertical plate 201, a driving wheel 203 is disposed on an output shaft end of the motor 202, a driven wheel 204 is disposed right above the driving wheel 203, a belt 205 is disposed between the driving wheel 203 and the driven wheel 204, rotating shafts 206 are disposed on left and right sides of the driven wheel 204, a hub 207 is disposed on an outer side end surface of each rotating shaft 206, the hub 207 is rotatably disposed on an inner side of the annular clamping rail 302, the rotation of the output shaft of the motor 202 drives the driving wheel 203 to rotate, the driving wheel 203 transmits transmission to the driven wheel 204 through the belt 205, the driven wheel 204 drives the rotating shafts 206 and the hub 207 to rotate together, so that the screen drum rotates together under the cooperation of the annular clamping rail 302 and the hub 207, thereby accelerating rotation of tea leaves in the screen drum, and improving screening efficiency of the screen drum.

According to another embodiment of the present utility model, as shown in fig. 1 and fig. 4, a flange 208 is disposed on an inner side end surface of each rotating shaft 206, the flange 208 is fixed on an outer side wall of the driven wheel 204 through a first bolt 210, a rubber sleeve 209 is disposed on an outer side of the hub 207, a protection pad 212 is disposed at a contact portion of the flange 208 and the driven wheel 204, the protection pad 212 is made of an anti-skid and wear-resistant rubber material, the rubber sleeve 209 can avoid the direct contact of the hub 207 and the annular clamping rail 302, so that the abrasion caused by the direct contact of the hub 207 and the annular clamping rail 302 is increased, the service lives of the hub 207 and the annular clamping rail 302 are prolonged, and the protection pad 212 can slow down the abrasion generated in the rotation process of the direct contact of the flange 208 and the driven wheel 204.

According to another embodiment of the present utility model, as shown in fig. 1 and 2, the fixing base 406 is U-shaped, the bottoms of the horizontal portions of the two vertical portions of the fixing base 406 are both provided with the protecting sleeves 408, the protecting sleeves 408 should be made of anti-skid and wear-resistant rubber materials, the baffle 405 is disposed at the lower portion of the horizontal portion of the sliding rail 403 through the second bolts 409, and the protecting sleeves 408 are used for protecting the lower portion of the fixing base 406.

According to another embodiment of the present utility model, as shown in fig. 1 and 3, a bearing seat 211 adapted to the rotating shaft 206 is disposed on the outer side of the rotating shaft 206 and on the side close to the hub 207, the rotating shaft 206 is rotatably disposed inside the bearing seat 211, and the bearing seat 211 plays a role in guiding and supporting the rotation of the rotating shaft 206.

According to another embodiment of the present utility model, as shown in fig. 1, a right end of Cheng Jieban is provided with a downwardly inclined guide plate 500, a left upper portion of the screen drum is provided with a feed hopper 600, the feed hopper 600 is used for smoothly feeding tea leaves into the drum screen, and the guide plate is used for smoothly receiving and guiding the screened tea leaves.

The application method of the utility model comprises the following steps:

firstly, it should be clear that the drum screen according to the present utility model can be used for screening of single lightweight leaves or granular objects of different sizes, the screening of tea leaves is described as an example, the specific application procedure is that the screening of tea leaves after drying by a dryer is performed, after the drying of tea leaves is completed, the output shaft of the motor 202 is started to rotate, meanwhile, the output rod of the telescopic push rod 401 is started to extend or retract to a distance from the lower part of the brush 407 to extend into one end of the mesh of the screen drum, then the dried tea leaves are poured into the feed hopper 600, at this time, the rotation of the output shaft of the motor 202 drives the driving wheel 203 to rotate, the driving wheel 203 transmits the transmission to the driven wheel 204 through the belt 205, the driven wheel 204 drives the rotating shaft 206 and the hub 207 to rotate together, and the screen drum rotates together under the cooperation of the annular clamping rail 302 and the hub 207, the rotation of tea leaves in a screen drum is accelerated, the screening efficiency of the screen drum is improved, the screened tea leaves can fall on a holding plate 303, cheng Jieban can slightly shake under the rotation of an output shaft of a motor 202 and the screen drum, finally the tea leaves can be shaken to a guide plate 500 which is obliquely arranged to be guided out and collected, after screening is finished, a discharge hole on the right side of a right annular clamping rail 302 is opened, the residual tea leaves in the drum screen are collected and stored independently, due to the rotation of the screen drum and the action of a brush, the tea leaves clamped in a mesh hole of a sun screen can be dredged, the screening failure of the drum screen is avoided, the utility model dredges and cleans the blocked tea leaves in the mesh hole of the screen drum of the screen assembly 300 through a brush assembly 400, small tea leaves in the screened tea leaves are avoided, the screening effect is better, the efficiency is higher.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims (7)

1. The utility model provides a drum sieve for tealeaves drying-machine, includes base (100), the upper portion of base (100) is provided with drive assembly (200), the upper portion of drive assembly (200) is provided with screening subassembly (300), the upper portion of screening subassembly (300) is provided with brush subassembly (400), its characterized in that: the brush assembly (400) comprises a telescopic push rod (401) arranged on the upper portion of the screening assembly (300), a fixed plate (402) is arranged at the end portion of an output rod of the telescopic push rod (401), sliding rails (403) are arranged on the left side and the right side of a vertical center line of the fixed plate (402) and located on the lower portion of the fixed plate (402), sliding blocks (404) are slidably arranged on the inner sides of the vertical portions of the sliding rails (403), baffle plates (405) are arranged on the lower portions of the sliding blocks (404) and the lower portions of the horizontal portions of the sliding rails (403), fixing seats (406) are arranged between the inner side walls of the vertical portions of the sliding blocks (404), and bristles (407) are arranged in the fixing seats (406).

2. A trommel for a tea dryer as claimed in claim 1, wherein: the screening assembly (300) comprises a screening drum, annular clamping rails (302) are arranged on the left side and the right side of the screening drum, cheng Jieban (303) used for containing screened tea leaves are arranged below the screening drum, supporting plates (304) are arranged on the left side and the right side of the Cheng Jieban (303) and are located on the upper portion of the base (100), and fixed ends of the telescopic push rods (401) are arranged on the upper portions of the supporting plates (304).

3. A trommel for a tea dryer as claimed in claim 2, wherein: the transmission assembly (200) comprises a vertical plate (201) arranged on a bottom plate and located under a screen drum, a motor (202) is arranged on the outer side of the vertical portion of the vertical plate (201), a driving wheel (203) is arranged at the end portion of an output shaft of the motor (202), a driven wheel (204) is arranged right above the driving wheel (203), a belt (205) is arranged between the driving wheel (203) and the driven wheel (204), rotating shafts (206) are arranged on the left side and the right side of the driven wheel (204), hubs (207) are arranged on the outer side end faces of the rotating shafts (206), and the hubs (207) are rotatably arranged on the inner sides of annular clamping rails (302).

4. A trommel for a tea dryer as claimed in claim 3, wherein: the inner side end face of each rotating shaft (206) is provided with a flange plate (208), the flange plates (208) are fixed on the outer side wall of the driven wheel (204) through first bolts (210), the outer side of each hub (207) is provided with a rubber sleeve (209), and the contact parts of the flange plates (208) and the driven wheel (204) are provided with protection pads (212).

5. A trommel for a tea leaf dryer as claimed in claim 1 or 2, wherein: the fixing seat (406) is U-shaped, a protective sleeve (408) is arranged at the bottoms of the horizontal parts of the two vertical parts of the fixing seat (406), and the baffle (405) is arranged at the lower part of the horizontal part of the sliding rail (403) through a second bolt (409).

6. A trommel for a tea dryer as claimed in claim 3, wherein: the outer side of the rotating shaft (206) and the side close to the hub (207) are respectively provided with a bearing seat (211) matched with the rotating shaft (206), and the rotating shaft (206) is rotatably arranged in the bearing seat (211).

7. A trommel for a tea dryer as claimed in claim 2, wherein: the right side end of Cheng Jieban (303) is provided with a downward-inclined stock guide (500), and the left upper part of the screen drum is provided with a feed hopper (600).