Particle screening device

Abstract

The utility model discloses a particle screening device, and particularly relates to the technical field of particle screening, the particle screening device comprises a box body, a filter plate for screening dendrobium candidum particles is arranged in the box body, and a cleaning mechanism for cleaning the dendrobium candidum particles on the filter plate is arranged in the box body. The cleaning mechanism comprises two threaded rods arranged at the top end of the interior of the box body, the outer portions of the two threaded rods are in threaded connection with the same first cleaning scraping plate, two push rods are fixedly arranged on one side of the first cleaning scraping plate, and a second cleaning scraping plate is inserted into the bottom end of the interior of the first cleaning scraping plate. According to the dendrobium candidum particle screening device, dendrobium candidum particles can be screened through the screening mechanism, and unqualified dendrobium candidum particles can be pushed out from the interior of the box body through the cleaning mechanism, so that the situation that the unqualified dendrobium candidum particles block the filter plate and affect the screening efficiency is avoided.

Description

Technical Field

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

[0002] During production and processing, the existing Dendrobium officinale maple pods need to be screened by a particle screening device to be divided into Dendrobium officinale maple pods of different particle sizes.

[0003] For example, a nut particle screening device provided in the Chinese patent application with application number 202122926208.4 includes a main frame, a rotating disk is rotatably connected to the inner side of the main frame through a bearing seat, a screening cylinder is fixedly connected to the inner side of the rotating disk, the screening cylinder includes a screening frame fixed on the rotating disk and a screening net arranged between the screening frames, a blocking plate is arranged on the outer side of the screening cylinder, the end of the blocking plate is fixedly connected to the rotating disk, and a feeding port is opened on one side of the screening cylinder; six screening nets are arranged, and the six screening nets are grouped in twos, and the sieve holes of each group of screening nets are different in size; an adjustment block is arranged at one end of the blocking plate; through the designed screening net and blocking plate, through the designed screening nets with multiple sieve holes of different sizes, the screening nets of different sizes can be blocked by adjusting the position of the blocking plate when in use, so that nuts are screened from small to large in sequence, without the need to load nuts multiple times for multiple screenings.

[0004] However, the technical solution still has the following problems: in the technical solution, nuts of different sizes are screened by screening nets of different sizes, but a small part of the nuts cannot be discharged from the screening nets and clog the filter plate, remaining in the screening cylinder, and the device cannot open the screening cylinder to discharge the remaining nuts. Utility Model Content

[0005] The purpose of the utility model is to provide a particle screening device, which can screen Dendrobium officinale maple hopper particles through a screening mechanism, and can also push unqualified Dendrobium officinale maple hopper particles out of the box through a cleaning mechanism, so as to avoid unqualified Dendrobium officinale maple hopper particles clogging the filter plate and affecting the screening efficiency, so as to solve the above-mentioned deficiencies in the technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a particle screening device, comprising a box body, wherein a filter plate for screening the Dendrobium candidum particles is arranged inside the box body.

[0007] Preferably, a cleaning mechanism for cleaning the Dendrobium officinale particles on the filter plate is provided inside the box body, and the cleaning mechanism includes two threaded rods provided at the top end of the box body, and the two threaded rods are externally threadedly connected to the same first cleaning scraper, two push rods are fixedly provided on one side of the first cleaning scraper, and a second cleaning scraper is inserted into the bottom end of the first cleaning scraper, and a plurality of first springs are provided inside the first cleaning scraper, and the bottom end of the first spring is fixedly connected to the top of the second cleaning scraper, and the bottom of the second cleaning scraper contacts the top of the filter plate, and a baffle is inserted into the front side of the box body, and second springs are fixedly provided at the four corners of the side of the baffle close to the box body, and the end of the second spring away from the baffle is fixedly connected to the inner wall of the box body, and is used for cleaning the Dendrobium officinale particles on the filter plate.

[0008] Preferably, the rear ends of the two threaded rods pass through the box and extend out of the rear end of the box, the two threaded rods are movably connected to the box through bearings, a first pulley is penetrated through the rear ends of the threaded rods, and the same first belt is provided on the outside of the two first pulleys, and a first motor is fixedly provided at the rear end of one of the first cleaning scrapers, and the first motor is fixed to the rear side of the box through a bracket, and is used to drive the threaded rod to rotate.

[0009] Preferably, a screening mechanism for driving the filter plate to vibrate up and down is provided inside the box, and the screening mechanism includes two rotating shafts provided inside the box, the two rotating shafts are located at the bottom of the filter plate, cams are penetrated at both ends of the rotating shaft, the top of the cam contacts the bottom of the filter plate, two third springs are fixedly provided on both sides of the filter plate, the bottom end of the third spring is fixedly connected to the inside of the box, the rear ends of the two rotating shafts penetrate the box and extend out of the rear side of the box, the two rotating shafts are movably connected to the box through bearings, a second pulley is penetrated at the rear end of the rotating shaft, the same second belt is provided on the outside of the two second pulleys, a second motor is fixedly provided at the rear end of one of the rotating shafts, and the second motor is fixed to the rear side of the box through a bracket, and is used to drive the filter plate to vibrate up and down.

[0010] Preferably, a first collecting box is supported by a bracket on the front side of the box body for containing unqualified Dendrobium officinale particles.

[0011] Preferably, a second collecting box is inserted into the bottom end of the box body, and a baffle is movably connected to one side of the box body through a hinge. A first handle is fixedly provided on the side of the baffle away from the second collecting box, and a second handle is fixedly provided on the side of the second collecting box close to the baffle, which is used to hold qualified Dendrobium officinale particles.

[0012] Preferably, the top of the box is fixedly connected with a feed trough to facilitate the Dendrobium officinale particles to enter the interior of the box.

[0013] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0014] 1. Start the second motor, the second motor can drive the rotating shaft to rotate, the rotation of the rotating shaft can drive the cam to rotate, the cam can push the filter plate to move upward, the third spring at the bottom of the filter plate can drive the filter plate to move downward, the up and down movement of the filter plate can screen the Dendrobium officinale Maple Dou particles, and the qualified Dendrobium officinale Maple Dou particles pass through the filter plate into the second collecting box, and the second collecting box can collect the qualified Dendrobium officinale Maple Dou particles. The utility model can screen the Dendrobium officinale Maple Dou particles through the screening mechanism, thereby improving the screening efficiency;

[0015] 2. When it is necessary to clean the unqualified Dendrobium officinale particles on the filter plate, start the first motor to drive the second cleaning scraper to move the unqualified Dendrobium officinale particles on the filter plate to the first collecting box. The first collecting box can collect the unqualified Dendrobium officinale particles. The utility model can push the unqualified Dendrobium officinale particles out of the box through the cleaning mechanism to prevent the unqualified Dendrobium officinale particles from clogging the filter plate and affecting the screening efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0017] Figure 1 It is a front view of the utility model;

[0018] Figure 2 It is a rear view of the utility model;

[0019] Figure 3 This is a cross-sectional view of the box of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the cleaning mechanism of the utility model;

[0021] Figure 5 It is a schematic diagram of the structure of the first cleaning scraper and the second cleaning scraper of the utility model;

[0022] Figure 6 This is a schematic structural diagram of the baffle and the second spring of the utility model;

[0023] Figure 7 It is a structural schematic diagram of the rotating shaft and the cam of the utility model;

[0024] Figure 8It is a structural schematic diagram of the screening mechanism of the utility model;

[0025] Fig. 9 It is a structural schematic diagram of the second collection box of the utility model.

[0026] Description of reference numerals:

[0027] 1 cabinet;

[0028] 2 cleaning mechanism, 201 threaded rod, 202 first cleaning scraper, 203 second cleaning scraper, 204 first spring, 205 push rod, 206 first pulley, 207 first belt, 208 first motor, 209 baffle, 210 second spring;

[0029] 3 filter plates;

[0030] 4 screening mechanism, 401 rotating shaft, 402 cam, 403 second pulley, 404 second belt, 405 second motor, 406 third spring;

[0031] 5 first collecting box, 6 second collecting box, 7 shielding plate, 8 first handle, 9 second handle, 10 feeding chute. DETAILED DESCRIPTION

[0032] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0033] The utility model provides Figure 1-9 A particle screening device shown in the figure comprises a box body 1, a filter plate 3 for screening dendrobium candidum particles is arranged inside the box body 1, a second collecting box 6 is plugged into the bottom end of the box body 1, a shielding plate 7 is movably connected to one side of the box body 1 through a hinge, a first handle 8 is fixedly arranged on the side of the shielding plate 7 away from the second collecting box 6, a second handle 9 is fixedly arranged on the side of the second collecting box 6 close to the shielding plate 7, the first collecting box 5 is supported by a bracket on the front side of the box body 1, and a feed trough 10 is fixedly connected to the top of the box body 1;

[0034] like Figure 7 , 8As shown, a screening mechanism 4 for driving the filter plate 3 to vibrate up and down is provided inside the box body 1, and the screening mechanism 4 includes two rotating shafts 401 provided inside the box body 1, and the two rotating shafts 401 are located at the bottom of the filter plate 3, and cams 402 are penetrated at both ends of the rotating shafts 401, and the top of the cam 402 contacts the bottom of the filter plate 3, and two third springs 406 are fixedly provided on both sides of the filter plate 3, and the bottom ends of the third springs 406 are fixedly connected to the inside of the box body 1, and the rear ends of the two rotating shafts 401 penetrate the box body 1 and extend out of the rear side of the box body 1, and the two rotating shafts 401 are movably connected to the box body 1 through bearings, and a second pulley 403 is penetrated at the rear end of the rotating shaft 401, and the same second belt 404 is provided on the outside of the two second pulleys 403, and a second motor 405 is fixedly provided at the rear end of one of the rotating shafts 401, and the second motor 405 is fixed to the rear side of the box body 1 through a bracket;

[0035] The Dendrobium officinale maple bucket particles to be screened are poured into the interior of the box body 1 through the feed trough 10, and the second motor 405 is started. The second motor 405 can drive the rotating shaft 401 to rotate. The two rotating shafts 401 can rotate simultaneously under the left and right sides of the second pulley 403 and the second belt 404. The rotation of the rotating shaft 401 can drive the cam 402 to rotate, and the cam 402 can push the filter plate 3 to move upward. The third spring 406 at the bottom of the filter plate 3 can drive the filter plate 3 to move downward. The up and down movement of the filter plate 3 can screen the Dendrobium officinale maple bucket particles, and the qualified Dendrobium officinale maple bucket particles enter the second collecting box 6 through the filter plate 3. The second collecting box 6 can collect the qualified Dendrobium officinale maple bucket particles. The utility model can screen the Dendrobium officinale maple bucket particles through the screening mechanism 4, thereby improving the screening efficiency;

[0036] The baffle plate 7 is pulled out of the box body 1 by the first handle 8, and then the second handle 9 is pulled to pull the second collecting box 6 out of the box body 1, so that the qualified Dendrobium officinale particles in the second collecting box 6 can be dumped out.

[0037] like Figure 4 , 5As shown in , 6, a cleaning mechanism 2 for cleaning the dendrobium sylvestris particles on the filter plate 3 is provided inside the box body 1, and the cleaning mechanism 2 includes two threaded rods 201 provided at the top of the box body 1, and the two threaded rods 201 are externally threadedly connected with the same first cleaning scraper 202, and two push rods 205 are fixedly provided on one side of the first cleaning scraper 202, and a second cleaning scraper 203 is plugged into the bottom end of the first cleaning scraper 202, and a plurality of first springs 204 are provided inside the first cleaning scraper 202, and the bottom end of the first spring 204 is fixedly connected to the top of the second cleaning scraper 203, and the bottom of the second cleaning scraper 203 is in contact with the top of the filter plate 3, and a baffle 209 is plugged into the front side of the box body 1, and second springs 210 are fixedly provided at four corners of the baffle 209 close to the box body 1, and the end of the second spring 210 away from the baffle 209 is fixedly connected to the inner wall of the box body 1;

[0038] like Figure 4 As shown, the rear ends of the two threaded rods 201 penetrate the box body 1 and extend out of the rear end of the box body 1, the two threaded rods 201 are movably connected to the box body 1 through bearings, the rear ends of the threaded rods 201 penetrate a first pulley 206, the two first pulleys 206 are provided with a first belt 207 on the outside, and a first motor 208 is fixed to the rear end of one of the first cleaning scrapers 202, and the first motor 208 is fixed to the rear side of the box body 1 through a bracket;

[0039] When it is necessary to clean the unqualified Dendrobium officinale particles on the filter plate 3, the first motor 208 is started, and the first motor 208 can drive the threaded rod 201 to rotate. The two threaded rods 201 can rotate simultaneously under the action of the first pulley 206 and the first belt 207. The rotation of the threaded rod 201 can drive the first cleaning scraper 202 to move. The movement of the first cleaning scraper 202 can drive the second cleaning scraper 203 to move. The movement of the second cleaning scraper 203 can drive the unqualified Dendrobium officinale particles on the filter plate 3 to move. The Dendrobium officinale particles move, and the push rod 205 on the threaded rod 201 can push the baffle 209, and push the baffle 209 out from the inside of the box body 1. The unqualified Dendrobium officinale particles can be pushed into the first collecting box 5 through the second cleaning scraper 203. The first collecting box 5 can collect the unqualified Dendrobium officinale particles. The utility model can push the unqualified Dendrobium officinale particles out of the box body 1 through the cleaning mechanism 2, so as to avoid the unqualified Dendrobium officinale particles clogging the filter plate 3 and affecting the screening efficiency.

[0040] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A particle screening device, comprising a housing (1), characterized in that: The box body (1) is provided with a filter plate (3) for screening the Dendrobium officinale particles; The box body (1) is provided with a cleaning mechanism (2) for cleaning the dendrobium officinale particles on the filter plate (3); The cleaning mechanism (2) comprises two threaded rods (201) arranged at the top end of the interior of the casing (1), the two threaded rods (201) are externally threadedly connected to the same first cleaning scraper (202), two push rods (205) are fixedly arranged on one side of the first cleaning scraper (202), a second cleaning scraper (203) is inserted into the bottom end of the interior of the first cleaning scraper (202), a plurality of first springs (204) are arranged inside the first cleaning scraper (202), the bottom end of the first spring (204) is fixedly connected to the top of the second cleaning scraper (203), the bottom of the second cleaning scraper (203) is in contact with the top of the filter plate (3), a baffle (209) is inserted into the front side of the casing (1), and second springs (210) are fixedly arranged at the four corners of the baffle (209) close to the casing (1), and the end of the second spring (210) away from the baffle (209) is fixedly connected to the inner wall of the casing (1); A screening mechanism (4) is provided inside the box (1) for driving the filter plate (3) to vibrate up and down.

2. A particle screening device according to claim 1, characterized in that: The rear ends of the two threaded rods (201) penetrate the casing (1) and extend out of the rear end of the casing (1); the two threaded rods (201) are movably connected to the casing (1) via bearings; a first belt pulley (206) is penetrated through the rear ends of the threaded rods (201); the same first belt (207) is disposed outside the two first belt pulleys (206); a first motor (208) is fixedly disposed at the rear end of one of the first cleaning scrapers (202); and the first motor (208) is fixed to the rear side of the casing (1) via a bracket.

3. A particle screening device according to claim 1, characterized in that: The screening mechanism (4) comprises two rotating shafts (401) arranged inside the box (1), the two rotating shafts (401) are located at the bottom of the filter plate (3), cams (402) are penetrated at both ends of the rotating shafts (401), the top of the cam (402) is in contact with the bottom of the filter plate (3), two third springs (406) are fixedly provided on both sides of the filter plate (3), and the bottom ends of the third springs (406) are fixedly connected to the inside of the box (1).

4. A particle screening device according to claim 3, characterized in that: The rear ends of the two rotating shafts (401) pass through the box body (1) and extend out of the rear side of the box body (1); the two rotating shafts (401) are movably connected to the box body (1) via bearings; a second belt pulley (403) passes through the rear ends of the rotating shafts (401); the same second belt (404) is disposed outside the two second belt pulleys (403); a second motor (405) is fixedly disposed at the rear end of one of the rotating shafts (401); and the second motor (405) is fixed to the rear side of the box body (1) via a bracket.

5. A particle screening device according to claim 1, characterized in that: A first collecting box (5) is supported on the front side of the box body (1) via a bracket.

6. A particle screening device according to claim 1, characterized in that: A second collection box (6) is inserted into the bottom end of the box body (1); a shielding plate (7) is movably connected to one side of the box body (1) via a hinge; a first handle (8) is fixedly provided on the side of the shielding plate (7) away from the second collection box (6); and a second handle (9) is fixedly provided on the side of the second collection box (6) close to the shielding plate (7).

7. A particle screening device according to claim 1, characterized in that: The top of the box body (1) is fixedly connected to a feed trough (10).

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