Screening device for traditional Chinese medicine decoction pieces

Abstract

The utility model relates to the technical field of medicinal material screening, and discloses a traditional Chinese medicine decoction piece screening device which comprises a screening frame, the screening frame is of a hollow structure, a driving motor is installed on the right side surface of the screening frame, driving shifting pieces arranged at equal intervals are installed on an output shaft of the driving motor, each driving shifting piece is of an oval plate structure, and the two ends of each driving shifting piece are different in size. According to the tablet screening device, by arranging the dismounting and mounting sieve plates convenient to dismount and mount, when tablets are screened, the dismounting and mounting sieve plates with different mesh sizes are classified and specified according to the needed sizes, the holes of the multiple dismounting and mounting sieve plates are sequentially reduced from top to bottom, and the screening efficiency is improved. After the driving motor is started, the multiple sets of vibrating screens can vibrate synchronously under the stirring of the driving stirring pieces, the screened tablet materials which do not meet the specification can fall into the inner bottom face of the screening frame to be discharged, the device can effectively conduct multi-specification screening on tablets, and the tablet screening efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of medicinal material screening, in particular to a screening device for Chinese medicinal pieces. Background Art

[0002] In the processing of Chinese herbal medicines, the specifications of the raw materials in the middle links are different, and the Chinese herbal medicines need to be screened. Screening devices have been widely used in the field of Chinese herbal medicines. The existing screening devices cannot flexibly change the screening specifications and cannot meet the screening needs of various medicinal materials. For this reason, we propose a screening device for Chinese herbal medicines. Utility Model Content

[0003] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a screening device for Chinese herbal medicine slices.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a screening device for Chinese herbal medicine slices, comprising a screening rack, the screening rack is an internally hollow structure, a driving motor is installed on the right side surface of the screening rack, and an output shaft of the driving motor is installed with equidistantly arranged driving paddles, the driving paddles are elliptical plate structures and have different sizes at both ends, and equidistantly arranged card slots are opened on the front and rear side walls of the screening rack, and the opening direction of the card slots is the right side of the screening rack. A vibrating screen is arranged inside the screening rack, and the inner bottom surface of the vibrating screen is hollow. The end of the vibrating screen corresponding to the right side of the screening rack is an arc structure, and card-connecting plug-in boards are fixedly installed on the front and rear side walls of the vibrating screen, and the size of the card-connecting plug-in boards is adapted to the internal size of the card-connecting slots. A detachable screen plate is inserted into the vibrating screen, and a screen for screening Chinese herbal medicine slices is laid inside the detachable screen plate.

[0005] Furthermore, the left and right side walls of the vibration screen are provided with limit slots, the interior of the limit slots is a T-shaped structure and the upper end is connected to the upper surface of the vibration screen; a card-mounted insert is inserted and installed in the interior of the limit slots.

[0006] Furthermore, the card-mounted insert is an insert block of an L-shaped structure, the protruding portion of the lower end of the card-mounted insert is the same size as the opening size of the limiting slot, and the disassembled screen plate is inserted into the interior of the vibrating screen and is pressed tightly by two card-mounted inserts.

[0007] Furthermore, a mounting hole groove connected to the outside of the screening frame is provided on the inner left wall surface of the clamping groove, a thread is provided on the inner wall surface of the mounting hole groove, and a fixed shaft is inserted and installed in the mounting hole groove.

[0008] Furthermore, a mounting hole for installation is provided inside the card-connecting plug-in board, the inner diameter of the mounting hole is adapted to the outer diameter of the fixed shaft, and the card-connecting plug-in board is inserted into the card-connecting slot and then sleeved and installed on the corresponding fixed shaft.

[0009] Furthermore, the interior of the mounting socket is designed as a groove, and a swing spring is clamped in the groove portion of the mounting socket. After the clamping plate is installed on the fixed shaft, the swing spring abuts against the inner left wall of the clamping groove.

[0010] Beneficial Effects

[0011] The utility model provides a screening device for Chinese herbal medicine pieces, which has the following beneficial effects:

[0012] 1. A screening device for Chinese herbal medicine slices, through a vibrating screen provided with a vibrating screening material, after the disassembling screen plate is buckled into the interior of the vibrating screen, two card-mounted plug-ins are respectively inserted into the limit card slots opened on both sides of the interior of the vibrating screen, so that the protruding parts of the lower ends of the card-mounted plug-ins are pressed tightly against the frame surface of the disassembling screen plate, and after the disassembling screen plate is installed, the fixed shaft is installed in the card-mounted slot through the installation hole slot, and then the swing spring is adjusted to the outside of the fixed shaft and the vibrating screen is moved to the inside of the screening frame, so that the card-mounted plug-ins on both sides of the vibrating screen are sleeved on the corresponding fixed shafts, and the card-mounted plug-ins are After being installed in the corresponding card-mounting slot, the position of the vibrating screen will be restricted. Then, the front end of the fixed shaft will be sleeved with the nut to complete the installation of the vibrating screen. After the vibrating screen is installed, the front arc end of the vibrating screen will touch the driving paddle arranged on the top of the driving motor. When the driving motor is started, the driving paddle periodically pushes the vibrating screen during rotation and is pushed by the elastic force of two swing springs, so that the vibrating screen vibrates left and right inside the screening frame. After pouring the Chinese medicine slices into the vibrating screen and starting the driving motor, the tablets can be driven to vibrate and screen inside the vibrating screen.

[0013] 2. The screening device for Chinese herbal medicine slices is provided with a detachable sieve plate which is convenient for assembly and disassembly. The size of the sieve mesh holes inside the detachable sieve plate can be flexibly changed according to the specifications of the screened medicinal materials. When the detachable sieve plate needs to be disassembled, two card-mounted plug-ins for positioning can be pulled out. After the vibrating screen is arranged up and down and installed inside the screening frame, when screening the tablets, detachable sieve plates with different mesh sizes are specified according to the size classification required, so that the holes of multiple detachable sieve plates are reduced in sequence from top to bottom. After starting the driving motor, multiple groups of vibrating screens will vibrate synchronously under the tossing of the driving paddles. After screening, the tablet materials that do not meet the specifications will fall into the inner bottom surface of the screening frame and be discharged. The device can effectively screen tablets of multiple specifications, greatly improving the tablet screening efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which the utility model can be implemented, so they have no substantial technical significance.

[0015] Figure 1 It is an overall schematic diagram;

[0016] Figure 2 It is a schematic diagram of the internal structure of the screening rack;

[0017] Figure 3 This is a diagram of the vibrating screen structure breakdown.

[0018] Legend:

[0019] 1. Screening frame; 2. Card-mounting slot; 3. Vibrating screen; 4. Driving motor; 5. Driving paddle; 6. Mounting hole slot; 7. Swing spring; 8. Fixed shaft; 9. Card-mounting plug-in plate; 10. Mounting socket; 11. Limiting card slot; 12. Card-mounting plug-in plate; 13. Disassembly and assembly of screen plate. DETAILED DESCRIPTION

[0020] A screening device for Chinese herbal medicine pieces, such as Figures 1 to 3 As shown, it includes a screening frame 1, which is a hollow structure inside. A driving motor 4 is installed on the right side surface of the screening frame 1. An output shaft of the driving motor 4 is installed with equidistantly arranged driving paddles 5. The driving paddles 5 are elliptical plate structures with different sizes at both ends. Equidistantly arranged card slots 2 are opened on the front and rear side walls of the screening frame 1, and the opening direction of the card slots 2 is the right side of the screening frame 1. A vibrating screen 3 is arranged inside the screening frame 1. The inner bottom surface of the vibrating screen 3 is hollow, and the end of the vibrating screen 3 corresponding to the right side of the screening frame 1 is an arc structure. Card-connecting plug-in boards 9 are fixedly installed on the front and rear side walls of the vibrating screen 3. The size of the card-connecting plug-in boards 9 is adapted to the internal size of the card slots 2. A detachable screen plate 13 is inserted into the vibrating screen 3, and a screen for screening Chinese medicine slices is laid inside the detachable screen plate 13. The specifications of the screen inside the detachable screen plate 13 can be flexibly replaced as needed.

[0021] Limiting slots 11 are provided on the left and right side walls inside the vibrating screen 3. The interior of the limiting slots 11 is a T-shaped structure and the upper end is connected to the upper surface of the vibrating screen 3. A card-mounted plug-in piece 12 is inserted and installed inside the limiting slots 11. The card-mounted plug-in piece 12 is an L-shaped plug-in piece. The size of the protruding part of the lower end of the card-mounted plug-in piece 12 is the same as the opening size of the limiting slot 11. After the disassembly screen plate 13 is inserted into the interior of the vibrating screen 3, the two card-mounted plug-ins 12 are respectively inserted into the corresponding limiting slots 11, so that the protruding block at the lower end of the card-mounted plug-in piece 12 is pressed tightly against the frame surface of the disassembly screen plate 13, and the disassembly screen plate 13 is limited inside the vibrating screen 3.

[0022] A mounting hole groove 6 connected to the outside of the screening frame 1 is provided on the inner left wall surface of the card slot 2, and a thread is provided on the inner wall surface of the mounting hole groove 6. A fixed shaft 8 is inserted and installed in the mounting hole groove 6. A mounting socket 10 for installation is provided inside the card plug plate 9. The inner diameter of the mounting socket 10 is adapted to the outer diameter of the fixed shaft 8. After the card plug plate 9 is inserted into the card slot 2, it is sleeved and installed on the corresponding fixed shaft 8.

[0023] The interior of the mounting socket 10 is designed as a groove, and the groove part of the mounting socket 10 is clamped with a swing spring 7. After the clamping plate 9 is installed on the fixed shaft 8, the swing spring 7 abuts against the inner left wall of the clamping groove 2. After the nut is sleeved and installed on the front end of the fixed shaft 8, the position restriction of the clamping plate 9 can be completed. After the vibrating screen 3 is installed inside the screening frame 1 through two clamping plates 9, the arc end of the vibrating screen 3 will contact the driving paddle 5. When the driving motor 4 is started, the driving paddle 5 will push the vibrating screen 3 during rotation. Under the reaction elastic force of the swing spring 7, the entire vibrating screen 3 will continue to move left and right when in use.

[0024] The working principle of this utility model:

[0025] After the detachable screen plate 13 is snapped into the interior of the detachable screen 3 through the vibrating screen 3 provided with the vibrating screening material, two snap-fitting inserts 12 are respectively inserted into the limiting slots 11 opened on both sides of the interior of the detachable screen 3, so that the protruding parts of the lower ends of the snap-fitting inserts 12 are pressed tightly against the frame surface of the detachable screen plate 13. After the detachable screen plate 13 is installed, the fixed shaft 8 is installed in the snap-fitting slot 2 through the mounting hole slot 6. Then, the swing spring 7 is adjusted to the outside of the fixed shaft 8 and the detachable screen 3 is moved to the interior of the screening frame 1, so that the snap-fitting inserts 9 on both sides of the detachable screen 3 are sleeved on the corresponding fixed shafts 8. The snap-fitting inserts 9 are installed on the opposite sides of the detachable screen 3. After the vibration screen 3 is installed in the corresponding card-mounting groove 2, the position of the vibration screen 3 will be restricted, and then the front end of the fixed shaft 8 will be sleeved with the nut to complete the installation of the vibration screen 3. After the vibration screen 3 is installed, the front curved surface end of the vibration screen 3 will touch the driving paddle 5 arranged on the top of the driving motor 4. When the driving motor 4 is started, the driving paddle 5 periodically pushes the vibration screen 3 during the rotation. The vibration screen 3 is pushed by the elastic force of two swing springs 7, so that the vibration screen 3 vibrates left and right inside the screening frame 1. After pouring the Chinese medicine slices into the vibration screen 3, starting the driving motor 4 can drive the tablets to vibrate and screen inside the vibration screen 3.

[0026] By providing a detachable sieve plate 13 that is convenient for disassembly and assembly, the size of the sieve mesh holes inside the detachable sieve plate 13 can be flexibly changed according to the specifications of the screened medicinal materials. When the detachable sieve plate 13 needs to be disassembled, the two card-mounted inserts 12 for positioning can be pulled out. After the vibrating screen 3 is arranged up and down inside the screening frame 1, when screening tablets, detachable sieve plates 13 with different mesh sizes are specified according to the size classification required, so that the holes of multiple detachable sieve plates 13 are reduced in sequence from top to bottom. After starting the driving motor 4, multiple groups of vibrating screens 3 will vibrate synchronously under the steering of the driving paddle 5, and the tablet materials that do not meet the specifications after screening will fall into the inner bottom surface of the screening frame 1 and be discharged. The device can effectively screen tablets of multiple specifications, greatly improving the tablet screening efficiency.

[0027] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry 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 will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A screening device for Chinese herbal medicine pieces, comprising a screening frame (1), wherein the screening frame (1) is a hollow structure, characterized in that: A driving motor (4) is installed on the right side surface of the screening frame (1), and an output shaft of the driving motor (4) is installed with driving paddles (5) arranged at equal distances, the driving paddles (5) are of elliptical plate structure and have different sizes at both ends, and the front and rear side walls of the screening frame (1) are provided with equidistantly arranged card slots (2), the opening direction of the card slots (2) is the right side of the screening frame (1), a vibrating screen (3) is arranged inside the screening frame (1), the inner bottom surface of the vibrating screen (3) is hollow, and one end of the vibrating screen (3) corresponding to the right side of the screening frame (1) is a curved surface structure, and the front and rear side walls of the vibrating screen (3) are fixedly installed with card plug-in boards (9), the size of the card plug-in boards (9) is adapted to the inner size of the card slots (2), and a disassembly screen plate (13) is inserted into the vibrating screen (3), and a screen for screening Chinese medicine slices is laid inside the disassembly screen plate (13).

2. A screening device for Chinese herbal medicine slices according to claim 1, characterized in that: The left and right side walls of the interior of the vibrating screen (3) are both provided with limit slots (11), the interior of the limit slots (11) is a T-shaped structure and the upper end is connected to the upper surface of the vibrating screen (3); a card-mounted insert (12) is inserted and installed inside the limit slots (11).

3. A screening device for Chinese herbal medicine slices according to claim 2, characterized in that: The card-mounted insert (12) is an insert block with an L-shaped structure. The size of the protruding portion at the lower end of the card-mounted insert (12) is the same as the opening size of the limit card slot (11). After the detachable screen plate (13) is inserted into the interior of the vibrating screen (3), it is tightly pressed by the two card-mounted inserts (12).

4. The screening device for Chinese herbal medicine slices according to claim 1, characterized in that: The inner left wall surface of the clamping groove (2) is provided with a mounting hole groove (6) connected to the outside of the screening frame (1), the inner wall surface of the mounting hole groove (6) is provided with a thread, and a fixed shaft (8) is inserted and installed in the mounting hole groove (6).

5. The screening device for Chinese herbal medicine slices according to claim 1, characterized in that: The card-connecting plug plate (9) is provided with an installation socket (10) for installation, and the inner diameter of the installation socket (10) is adapted to the outer diameter of the fixed shaft (8). The card-connecting plug plate (9) is inserted into the card-connecting slot (2) and then sleeved and installed on the corresponding fixed shaft (8).

6. A screening device for Chinese herbal medicine slices according to claim 5, characterized in that: The interior of the installation socket (10) is designed as a groove, and a swing spring (7) is clamped in the groove portion of the installation socket (10). After the clamping plate (9) is installed on the fixed shaft (8), the swing spring (7) abuts against the inner left wall surface of the clamping slot (2).

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