Ultrasonic screening machine
By designing the buffer structure and monolithic mechanism in the ultrasonic screening machine, the problem of material concentration affecting screening efficiency is solved, and a more efficient and stable screening process is achieved.
Patent Information
- Application Number
- CN202421893468.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-06
- Publication Date
- 2025-06-10
- Estimated Expiration
- 2034-08-06
AI Technical Summary
After the materials entered the screening machine, some of the materials are easily concentrated in one of the screens, affecting the screening efficiency.
An ultrasonic screening machine was designed to solve the problem using a buffer structure and a monolithic mechanism. The buffer structure provides shock-absorbing buffering to the conical and circular screen through shock-absorbing springs to prevent the screen from falling off; the whole material mechanism evenly lays the accumulated materials on the screen through the motor and scraper plate.
It effectively avoids material accumulation affecting screening efficiency, improves the stability of screening materials, and enhances overall practicality.
Smart Images
Figure CN222956919U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of pharmaceuticals, and particularly relates to an ultrasonic screening machine. Background Art
[0002] An ultrasonic screening machine is a screening device that combines a screening machine with ultrasonic vibration. It is applicable to the screening of ultra-fine powders in pharmaceutical technology, especially for the screening of high-quality and fine powders.
[0003] When the existing ultrasonic screening machine vibrates and screens materials, since the screen usually has elasticity, after the materials enter the screening machine, some materials are likely to concentrate at one place on the screen, affecting the screening efficiency.
[0004] Therefore, it is particularly important to design an ultrasonic screening machine to solve the above defects. Content of the Utility Model
[0005] In view of the deficiencies of the prior art, the utility model designs an ultrasonic screening machine, which aims to solve the technical problem that after the materials enter the screening machine in the prior art, some materials are likely to concentrate at one place on the screen, affecting the screening efficiency.
[0006] To achieve the above object, the utility model provides the following technical solutions:
[0007] An ultrasonic screening machine, comprising a support table, wherein an ultrasonic generating device is installed at the center of the top of the support table, a bottom sieve box is fixedly connected to the top of the ultrasonic generating device, shock absorbers are installed on four sides of the ultrasonic generating device between the bottom sieve box and the support table, an aggregate box is embedded in the interior of the bottom sieve box, a first sieve cylinder is threadedly connected to the top of the bottom sieve box, a conical screen is installed inside the first sieve cylinder, a first buffer structure is installed at the connection between the conical screen and the first sieve cylinder, a second sieve cylinder is threadedly connected to the top of the first sieve cylinder, a circular screen is installed inside the second sieve cylinder, a second buffer structure is installed at the connection between the circular screen and the second sieve cylinder, a protective cover is threadedly connected to the top of the second sieve cylinder, and a material rectifying mechanism is installed on the top of the protective cover.
[0008] As a preferred solution of the utility model, a shock pad is fixedly connected to the bottom of the support table, and a first handle is fixedly connected to one side of each of the bottom sieve box, the first sieve cylinder and the second sieve cylinder.
[0009] As a preferred solution of the utility model, fetching blocks are fixedly connected to both sides of the inner wall of the aggregate box, and strip-shaped grooves are formed at positions corresponding to the fetching blocks on the outside of the aggregate box.
[0010] As a preferred embodiment of the present utility model, the first buffer structure is composed of a support frame, a first sliding rod, a shock-absorbing spring and a connecting ring. Support frames are installed on the four sides of the inner wall of the first sieve cylinder. A first sliding rod is fixedly connected inside the support frame. A connecting ring is fixedly connected to the outer side of the conical sieve mesh. A first sliding hole is provided at a position corresponding to the first sliding rod on the connecting ring. The connecting ring is slidably connected to the first sliding rod through the first sliding hole. A set of shock-absorbing springs are installed on the outer side of the first sliding rod at the top and bottom of the connecting ring. The internal structure of the second buffer structure is the same as that of the first buffer structure.
[0011] As a preferred embodiment of the present utility model, a pair of second handles are fixedly connected to the outer side of the protective cover. A feed hopper is fixedly connected to one side of the top of the protective cover. A sealing plug is provided inside the feed hopper. A through hole is provided at the center of the top of the protective cover.
[0012] As a preferred embodiment of the present utility model, the material sorting mechanism is composed of an adjusting frame, a threaded adjusting rod, a first motor, a second sliding rod, a connecting plate, a second motor, a connecting rod and a scraping plate. Two sets of adjusting frames are fixedly connected to the top of the protective cover. A second sliding rod is fixedly connected inside the left adjusting frame. The threaded adjusting rod is rotatably connected inside the right adjusting frame. A first motor is installed at the top of the threaded adjusting rod on the top of the adjusting frame. A connecting plate is provided between the adjusting frames.
[0013] As a preferred embodiment of the present utility model, a threaded adjusting hole is provided at a position corresponding to the threaded adjusting rod on the connecting plate. The connecting plate is threadedly connected to the threaded adjusting rod through the threaded adjusting hole. A second sliding hole is provided at a position corresponding to the second sliding rod on the connecting plate. The connecting plate is slidably connected to the second sliding rod through the second sliding hole. A second motor is installed on the top of the connecting plate. A connecting rod is fixedly connected to the bottom of the second motor on the bottom of the connecting plate. The connecting rod is slidably connected to the through hole. A scraping plate is fixedly connected to the bottom end of the connecting rod. A number of scraping teeth are fixedly connected to the bottom of the scraping plate.
[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows:
[0015] First, when the material enters the second sieve cylinder through the feed hopper and accumulates on the circular sieve mesh, the first motor drives the threaded adjusting rod to rotate, so that the connecting plate is threadedly connected to the threaded adjusting rod through the threaded adjusting hole, causing the scraping plate to descend. The second motor drives the scraping plate through the connecting rod to evenly spread the accumulated material on the circular sieve mesh by using the scraping teeth, improving the screening efficiency.
[0016] Second, the buffer structure provides shock absorption and buffering for the conical sieve mesh and the circular sieve mesh during vibration screening through the shock-absorbing springs, avoiding the conical sieve mesh and the circular sieve mesh from falling off. Description of the Drawings
[0017] Figure 1It is a schematic three-dimensional structure diagram of the ultrasonic screening machine;
[0018] Figure 2 It is a schematic plan view of the internal structure of the ultrasonic screening machine;
[0019] Figure 3 It is a schematic diagram of the internal structure of the bottom sieve box;
[0020] Figure 4 It is Figure 2 An enlarged structure diagram of area A in
[0021] In the figure: 1. Support platform; 101. Shock pad; 2. Ultrasonic generating device; 201. Shock absorber; 3. Bottom sieve box; 301. Aggregate box; 3011. Object-taking block; 3012. Strip-shaped groove; 4. Sieve cylinder 1; 401. Conical screen; 402. Buffer structure 1; 4021. Support frame; 4022. Slide bar 1; 4023. Shock-absorbing spring; 4024. Connecting ring; 5. Sieve cylinder 2; 501. Circular screen; 502. Buffer structure 2; 6. Protective cover; 601. Handle 2; 602. Feeding hopper; 6021. Sealing plug; 603. Through hole; 7. Material sorting mechanism; 701. Adjusting frame; 702. Threaded adjusting rod; 7021. Motor 1; 703. Slide bar 2; 704. Connecting plate; 705. Motor 2; 706. Connecting rod; 707. Scraping plate; 7071. Scraping teeth. Specific embodiments
[0022] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
[0023] Embodiment:
[0024] The embodiment of the present invention provides an ultrasonic screening machine, which aims to solve the technical problem that after the material enters the screening machine in the prior art, some materials are prone to concentrate at one place of the screen, affecting the screening efficiency;
[0025] Please refer to Figures 1 - 4 , the present invention provides a technical solution:
[0026] An ultrasonic screening machine, including a support platform 1, a shock pad 101 is fixedly connected to the bottom of the support platform 1, the shock pad 101 provides shock absorption for the support platform 1, an ultrasonic generating device 2 is installed at the center of the top of the support platform 1, shock absorbers 201 are installed on the four sides of the ultrasonic generating device 2 between the bottom sieve box 3 and the support platform 1, and the shock absorbers 201 provide support and shock absorption for the bottom sieve box 3.
[0027] Among them, please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 , the top of the ultrasonic generating device 2 is fixedly connected to a bottom sieve box 3, an aggregate box 301 is embedded inside the bottom sieve box 3, the aggregate box 301 collects the materials filtered out by the fine filter, grab blocks 3011 are fixedly connected to both sides of the inner wall of the aggregate box 301, the grab blocks 3011 facilitate the removal of the aggregate box 301 from the inside of the bottom sieve box 3 in the later stage, and strip grooves 3012 are opened at positions corresponding to the grab blocks 3011 on the outside of the aggregate box 301, and the strip grooves 3012 facilitate the taking of the aggregate box 301.
[0028] Further, please refer to Figure 2 and Figure 4 , a first sieve cylinder 4 is threadedly connected to the top of the bottom sieve box 3, a conical screen 401 is installed inside the first sieve cylinder 4, the conical screen 401 performs secondary screening on the preliminarily screened materials, a first buffer structure 402 is installed at the connection between the conical screen 401 and the first sieve cylinder 4, the first buffer structure 402 is composed of a support frame 4021, a first sliding rod 4022, a shock-absorbing spring 4023 and a connecting ring 4024, support frames 4021 are installed on the four sides of the inner wall of the first sieve cylinder 4, a first sliding rod 4022 is fixedly connected inside the support frame 4021, a connecting ring 4024 is fixedly connected to the outside of the conical screen 401, a first sliding hole is opened at a position corresponding to the first sliding rod 4022 on the connecting ring 4024, and a set of shock-absorbing springs 4023 are installed on the outside of the first sliding rod 4022 at the top and bottom of the connecting ring 4024, the shock-absorbing springs 4023 provide shock absorption and buffering for the conical screen 401 during vibrating screening of materials, and the connecting ring 4024 is slidably connected to the first sliding rod 4022 through the first sliding hole to prevent the conical screen 401 from falling off inside the first sieve cylinder 4.
[0029] Further, please refer to Figure 1 and Figure 2, the top of the first sieve cylinder 4 is threadedly connected to the second sieve cylinder 5. One handle is fixedly connected to one side of the bottom sieve box 3, the first sieve cylinder 4 and the second sieve cylinder 5 respectively. The handle facilitates the loading and unloading of the first sieve cylinder 4 and the second sieve cylinder 5. A circular sieve mesh 501 is installed inside the second sieve cylinder 5. A buffer structure two 502 is installed at the connection between the circular sieve mesh 501 and the second sieve cylinder 5. The internal structure of the buffer structure two 502 is the same as that of the buffer structure one 402. The buffer structure two 502 provides shock absorption and buffering for the circular sieve mesh 501 in the vibrating sieve material, preventing the circular sieve mesh 501 from falling off inside the second sieve cylinder 5.
[0030] Further, please refer to Figure 1 and Figure 4 , the top of the second sieve cylinder 5 is threadedly connected to a protective cover 6. A pair of handles two 601 are fixedly connected to the outside of the protective cover 6. The handle two 601 facilitates driving the protective cover 6 for loading and unloading. One side of the top of the protective cover 6 is fixedly connected to a feed hopper 602. Materials enter the second sieve cylinder 5 through the feed hopper 602. A sealing plug 6021 is provided inside the feed hopper 602. The sealing plug 6021 closes the feed hopper 602. A through hole 603 is opened at the center of the top of the protective cover 6.
[0031] Even further, please refer to Figure 1 and Figure 2 , a material leveling mechanism 7 is installed on the top of the protective cover 6. The material leveling mechanism 7 is composed of an adjusting frame 701, a threaded adjusting rod 702, a motor one 7021, a sliding rod two 703, a connecting plate 704, a motor two 705, a connecting rod 706 and a scraping plate 707. Two groups of adjusting frames 701 are fixedly connected to the top of the protective cover 6. A sliding rod two 703 is fixedly connected to the inside of the left adjusting frame 701. A threaded adjusting rod 702 is rotatably connected to the inside of the right adjusting frame 701. The top end of the threaded adjusting rod 702 is installed with a motor one 7021 at the top of the adjusting frame 701. A connecting plate 704 is provided between the adjusting frames 701. A threaded adjusting hole is opened at the position of the connecting plate 704 corresponding to the threaded adjusting rod 702. The connecting plate 704 is threadedly connected to the threaded adjusting rod 702 through the threaded adjusting hole. A sliding hole two is opened at the position of the connecting plate 704 corresponding to the sliding rod two 703. The connecting plate 704 is slidably connected to the sliding rod two 703 through the sliding hole two. A motor two 705 is installed on the top of the connecting plate 704. A connecting rod 706 is fixedly connected to the bottom of the connecting plate 704 below the motor two 705. The connecting rod 706 is slidably connected to the through hole 603. The bottom end of the connecting rod 706 is fixedly connected to a scraping plate 707. A plurality of scraping teeth 7071 are fixedly connected to the bottom of the scraping plate 707. The motor one 7021 drives the threaded adjusting rod 702 to rotate, so that the connecting plate 704 is threadedly connected to the threaded adjusting rod 702 through the threaded adjusting hole, causing the scraping plate 707 to descend. The motor two 705 drives the scraping plate 707 through the connecting rod 706 to evenly spread the accumulated materials on the circular sieve mesh 501 by using the scraping teeth 7071, improving the screening efficiency.
[0032] In addition, it should be supplemented according to the content of the above embodiments that the shock pad 101, the ultrasonic generating device 2, and the shock absorber 201 are all prior arts, and their internal working principles and operation processes will not be elaborated here.
[0033] The working process of the present utility model is as follows: First, the material enters the second sieve cylinder 5 through the feed hopper 602 and accumulates on the circular sieve mesh 501. The sealing plug 6021 closes the feed hopper 602. The first motor 7021 drives the threaded adjusting rod 702 to rotate, so that the connecting plate 704 is threadedly connected to the threaded adjusting rod 702 through the threaded adjusting hole, causing the scraping plate 707 to descend. The second motor 705 drives the scraping plate 707 through the connecting rod 706 to evenly spread the accumulated material on the circular sieve mesh 501 by using the scraping teeth 7071. The ultrasonic generating device 2 is started to screen the material. The shock absorber 201 provides support and shock absorption for the bottom sieve box 3, the shock pad 101 provides shock absorption for the support table 1, and the buffer structure two 502 provides shock absorption and buffering for the circular sieve mesh 501 in the vibrating sieve material to prevent the circular sieve mesh 501 from falling off inside the second sieve cylinder 5. The conical sieve mesh 401 performs secondary screening on the preliminarily screened material. The buffer structure one 402 provides shock absorption and buffering for the conical sieve mesh 401 in the vibrating sieve material through the shock absorption spring 4023. The connecting ring 4024 is slidably connected to the first slide bar 4022 through the first slide hole to prevent the conical sieve mesh 401 from falling off inside the first sieve cylinder 4. The aggregate box 301 collects the material finely filtered out. The first handle drives the first sieve cylinder 4 and the second sieve cylinder 5 to be disassembled, and the aggregate box 301 is taken out from the inside of the bottom sieve box 3 by using the object taking block 3011, which is convenient for taking out and collecting the screened material.
[0034] The whole operation process is simple and convenient. Compared with the existing screening machines, the present utility model can avoid the influence of material accumulation on the screening efficiency, improve the stability of the sieve mesh for screening materials, and enhance the overall practicability through the design.
[0035] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.
Claims
1. An ultrasonic screening machine, comprising a support platform (1), characterized in that: An ultrasonic generator (2) is installed at the center of the top of the support platform (1), a bottom screen box (3) is fixedly connected to the top of the ultrasonic generator (2), shock absorbers (201) are installed on four sides of the ultrasonic generator (2) between the bottom screen box (3) and the support platform (1), a collection box (301) is embedded in the bottom screen box (3), a screen cylinder (4) is threadedly connected to the top of the bottom screen box (3), and a conical screen (401) is installed in the screen cylinder (4). 1), a buffer structure 1 (402) is installed at the connection between the conical screen (401) and the screen cylinder 1 (4), the top of the screen cylinder 1 (4) is threadedly connected to the screen cylinder 2 (5), a circular screen (501) is installed inside the screen cylinder 2 (5), a buffer structure 2 (502) is installed at the connection between the circular screen (501) and the screen cylinder 2 (5), the top of the screen cylinder 2 (5) is threadedly connected to the protective cover (6), and a material management mechanism (7) is installed on the top of the protective cover (6).
2. An ultrasonic screening machine according to claim 1, characterized in that: A shock-absorbing pad (101) is fixedly connected to the bottom of the support platform (1), and a handle is fixedly connected to one side of the bottom screen box (3), screen cylinder one (4) and screen cylinder two (5).
3. An ultrasonic screening machine according to claim 1, characterized in that: Both sides of the inner wall of the material collection box (301) are fixedly connected with a taking block (3011), and a strip groove (3012) is provided on the outer side of the material collection box (301) at a position corresponding to the taking block (3011).
4. An ultrasonic screening machine according to claim 1, characterized in that: The buffer structure 1 (402) is composed of a support frame (4021), a slide rod 1 (4022), a shock-absorbing spring (4023) and a connecting ring (4024). The support frame (4021) is installed on the four sides of the inner wall of the screen cylinder 1 (4). The interior of the support frame (4021) is fixedly connected with a slide rod 1 (4022). The outer side of the conical screen (401) is fixedly connected with a connecting ring (4024). A sliding hole 1 is opened at a position corresponding to the slide rod 1 (4022). The connecting ring (4024) is slidably connected to the slide rod 1 (4022) through the sliding hole 1. A group of shock-absorbing springs (4023) are installed on the outer side of the slide rod 1 (4022) at the top and bottom of the connecting ring (4024). The buffer structure 2 (502) has the same internal structure as the buffer structure 1 (402).
5. The ultrasonic screening machine according to claim 1, characterized in that: A pair of handles (601) are fixedly connected to the outer side of the protective cover (6), a feed hopper (602) is fixedly connected to one side of the top of the protective cover (6), a sealing plug (6021) is provided inside the feed hopper (602), and a through hole (603) is opened in the center of the top of the protective cover (6).
6. An ultrasonic screening machine according to claim 5, characterized in that: The material-leveling mechanism (7) is composed of an adjustment frame (701), a threaded adjustment rod (702), a motor 1 (7021), a slide rod 2 (703), a connecting plate (704), a motor 2 (705), a connecting rod (706) and a scraper plate (707); the top of the protective cover (6) is fixedly connected with two groups of adjustment frames (701); the interior of the left adjustment frame (701) is fixedly connected with the slide rod 2 (703); the interior of the right adjustment frame (701) is rotatably connected with the threaded adjustment rod (702); the top end of the threaded adjustment rod (702) is located at the top of the adjustment frame (701) and is equipped with a motor 1 (7021); and a connecting plate (704) is provided between the adjustment frames (701).
7. An ultrasonic screening machine according to claim 6, characterized in that: A threaded adjustment hole is provided at a position corresponding to the threaded adjustment rod (702) of the connecting plate (704), and the connecting plate (704) is threadedly connected to the threaded adjustment rod (702) through the threaded adjustment hole. A second sliding hole is provided at a position corresponding to the second sliding rod (703) of the connecting plate (704), and the connecting plate (704) is slidably connected to the second sliding rod (703) through the second sliding hole. A second motor (705) is installed on the top of the connecting plate (704), and a connecting rod (706) is fixedly connected to the bottom of the connecting plate (704) below the second motor (705). The connecting rod (706) is slidably connected to the through hole (603), and a scraper plate (707) is fixedly connected to the bottom of the scraper plate (707). A plurality of scraper teeth (7071) are fixedly connected to the bottom of the scraper plate (707).