Screening device for polysaccharide hemostatic material
By designing a screening device with hollow circular groove-shaped screening box and spiral conveyor rod combined with filter screen, the problem of difficulty in classifying and screening of traditional screening devices is solved, and the rapid separation and cleaning of polysaccharide spherical particles is achieved, thus improving the Screening efficiency and practicality.
Patent Information
- Application Number
- CN202420720119.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-09
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-04-09
AI Technical Summary
When the existing traditional vibration screening device screens polysaccharide spherical particles, it is difficult to achieve the classification screening and collection of particle sizes, resulting in a general screening effect and poor practicality.
A screening box including a hollow circular groove-shaped sifting box is designed, equipped with a spiral conveying rod, a filter, a rotating rod and an electric telescopic rod. Through the combination of the spiral conveying rod and the filter, the particle size separation is achieved. , and prevent blockage and clean small particles through rotating rods and electric telescopic rods, improving screening efficiency.
The device can quickly sieves particles of different sizes, prevent blockage, improves screening efficiency and practicality, and ensures uniformity and consistency of particles.
Smart Images
Figure CN222325642U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of screening, in particular to a screening device for polysaccharide hemostatic materials. Background Art
[0002] Polysaccharide hemostatic powder is made of starch polysaccharide and carboxymethyl chitosan emulsified cross-linked copolymer. It is a composite polysaccharide spherical particle with a microporous structure. In the process of producing polysaccharide hemostatic powder, the composite polysaccharide spherical particles usually need to be screened by a screening device. Screening is an important step to ensure that the size and shape of the particles meet the production requirements, and then remove oversized or undersized particles through screening to ensure the uniformity and consistency of the final product.
[0003] When existing polysaccharide spherical particles are screened through a screening device, most of them are screened by traditional vibration screening. Although it can screen the particles, it is inconvenient to classify, screen and collect the particles according to their size, so that the screening effect of the traditional screening device is average and the practicality is not strong. Utility Model Content
[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a screening device for polysaccharide hemostatic materials, which can solve the problem that most screening is carried out by traditional vibration screening. Although it can screen the particles, it is inconvenient to classify, screen and collect the particles according to their size, which makes the screening effect of the traditional screening device general.
[0005] To achieve the above object, the utility model provides the following technical solutions: a screening device for polysaccharide hemostatic material, comprising a screening box, the interior of the screening box is a hollow circular groove, and a feed hopper is fixedly connected to the top of the screening box;
[0006] The interior of the feed hopper is in communication with the interior of the screening box;
[0007] The screening assembly includes a spiral conveying rod, one end of which is rotatably connected to one side of the inner wall of the screening box, a through groove and a first discharge port are provided on the bottom surface of the inner wall of the screening box, the screening box and the first discharge port are both rotatably connected to rotating rods, the outer surfaces of the two rotating rods are fixedly connected to cross plates, and the rotating rod close to one end of the spiral conveying rod is fixedly connected to one end of the spiral conveying rod.
[0008] Preferably, one end of the two rotating rods rotates through one side of the screening box and is fixedly connected to a pulley, and the outer surfaces of the two pulleys are sleeved with belts.
[0009] Preferably, one end of the two rotating rods rotates through one side of the screening box and is fixedly connected to a pulley, and the outer surfaces of the two pulleys are sleeved with belts.
[0010] Preferably, a filter screen is fixedly connected to the inner wall of the through groove, an inclined groove is provided inside the screening box, the inclined groove is located below the filter screen, and two electric telescopic rods are fixedly connected to the inner wall of the inclined groove.
[0011] Preferably, the opposite ends of the two electric telescopic rods are fixedly connected with cleaning push plates, and the bottom ends of the cleaning push plates are in sliding contact with the inclined surface of the inclined groove.
[0012] Preferably, a second discharge port is provided inside the screening box, and the interior of the second discharge port is communicated with the interior of the chute.
[0013] Compared with the prior art, the beneficial effects of the utility model are:
[0014] (1) The screening device for polysaccharide hemostatic material can transport through a spiral conveying rod and filter with a filter screen, so that some smaller raw material particles can be filtered by the filter screen and fall into the interior of the chute, while some larger raw material particles can be transported to the interior of the first discharge port, so that the screening device can quickly screen raw material particles of varying sizes. At the same time, the two rotating rods can drive the cross plate to rotate, thereby preventing some larger raw materials from being blocked during transportation and discharge, so that the larger particles can be discharged more smoothly, thereby further improving the practicality of the screening device.
[0015] (2) The screening device for polysaccharide hemostatic materials drives two cleaning push plates through two electric telescopic rods to push smaller particles to slide inside the inclined groove, so that the cleaning push plates can assist in cleaning smaller particles, thereby facilitating the outflow of smaller particles. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments:
[0017] Figure 1 This is a schematic diagram of the three-dimensional structure of a screening device for polysaccharide hemostatic materials of the utility model;
[0018] Figure 2 It is a schematic diagram of the filter screen of the utility model;
[0019] Figure 3 It is a schematic diagram of the interior of the screening box of the utility model;
[0020] Figure 4 It is a schematic diagram of the cross plate structure of the utility model.
[0021] Figure numerals: 1. screening box; 2. feed hopper; 3. pulley; 4. belt; 5. motor; 6. screw conveyor rod; 7. through slot; 8. filter screen; 9. first discharge port; 10. electric telescopic rod; 11. cleaning push plate; 12. rotating rod; 13. cross plate; 14. inclined slot; 15. support plate; 16. second discharge port. DETAILED DESCRIPTION
[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.
[0023] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.
[0024] In the description of the present utility model, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.
[0025] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.
[0026] See also Figure 1-4 The utility model provides a technical solution: a screening device for polysaccharide hemostatic material, comprising a screening box 1, the interior of the screening box 1 is a hollow circular groove, and a feed hopper 2 is fixedly connected to the top of the screening box 1;
[0027] The interior of the feed hopper 2 is communicated with the interior of the screening box 1;
[0028] The screening assembly includes a spiral conveying rod 6, one end of which is rotatably connected to one side of the inner wall of the screening box 1, and a through groove 7 and a first discharge port 9 are provided on the bottom surface of the inner wall of the screening box 1. The interior of the screening box 1 and the first discharge port 9 are both rotatably connected with a rotating rod 12, and the outer surfaces of the two rotating rods 12 are fixedly connected with a cross plate 13, and the rotating rod 12 near one end of the spiral conveying rod 6 is fixedly connected to one end of the spiral conveying rod 6.
[0029] Furthermore, one end of the two rotating rods 12 rotates through one side of the screening box 1 and is fixedly connected to the pulley 3, and the outer surfaces of the two pulleys 3 are sleeved with belts 4.
[0030] Furthermore, a support plate 15 is fixedly connected to one side of the screening box 1, and a motor 5 is fixedly connected to the top of the support plate 15. The output end of the motor 5 passes through the interior of the screening box 1 and is fixedly connected to one end of the spiral conveying rod 6. The inner wall of the through groove 7 is fixedly connected to the filter screen 8. An inclined groove 14 is opened inside the screening box 1, and the inclined groove 14 is located below the filter screen 8. Two electric telescopic rods 10 are fixedly connected to the inner wall of the inclined groove 14. The opposite ends of the two electric telescopic rods 10 are fixedly connected to a cleaning push plate 11, and the bottom end of the cleaning push plate 11 is in sliding contact with the inclined surface of the inclined groove 14.
[0031] Furthermore, a second discharge port 16 is provided inside the screening box 1 , and the interior of the second discharge port 16 is communicated with the interior of the chute 14 .
[0032] Furthermore, the staff feeds the raw material particles of the polysaccharide hemostatic material powder from the inside of the feed hopper 2 into the screening box 1, and then the raw material particles will fall onto the surface of the filter screen 8, and then the motor 5 is started, and then the motor 5 drives the spiral conveying rod 6, and then the spiral conveying rod 6 drives the raw material particles to be conveyed. During the conveying process, some smaller raw material particles will be filtered by the filter screen 8 and fall into the inside of the chute 14, and then the smaller particles inside the chute 14 will flow out through the inside of the second discharge port 16, and then some larger raw material particles will be conveyed to the inside of the first discharge port 9. At the same time, under the rotation of the spiral conveying rod 6, the two rotating rods 12 will drive the cross plate 13 to rotate, so as to prevent some larger raw materials from being blocked during conveying and unloading, so that the two electric telescopic rods 10 respectively drive the two cleaning push plates 11 to push the smaller particles to slide inside the chute 14, so that the cleaning push plates 11 can assist in cleaning the smaller particles, thereby facilitating the outflow of smaller particles.
[0033] Furthermore, through the conveying of the spiral conveying rod 6 and the filtering of the filter screen 8, some smaller raw material particles can be filtered by the filter screen 8 and fall into the inside of the chute 14, while some larger raw material particles will be conveyed to the inside of the first discharge port 9, so that the screening device can quickly screen raw material particles of different sizes. At the same time, the two rotating rods 12 will drive the cross plate 13 to rotate, so as to prevent some larger raw materials from being blocked during transportation and discharge, so that the larger particles can be discharged more smoothly, thereby further improving the practicality of the screening device.
[0034] Working principle: the staff feeds the raw material particles of the polysaccharide hemostatic material powder from the inside of the feed hopper 2 into the screening box 1, and then the raw material particles will fall onto the surface of the filter screen 8, and then the motor 5 is started, and then the motor 5 drives the spiral conveying rod 6, and then the spiral conveying rod 6 drives the raw material particles to be conveyed. During the conveying process, some smaller raw material particles will be filtered by the filter screen 8 and fall into the inside of the chute 14, and then the smaller particles inside the chute 14 will flow out through the inside of the second discharge port 16, and then some larger raw material particles will be conveyed to the inside of the first discharge port 9. At the same time, under the rotation of the spiral conveying rod 6, the two rotating rods 12 will drive the cross plate 13 to rotate, so as to prevent some larger raw materials from being blocked during conveying and unloading, so that the two cleaning push plates 11 are driven by the two electric telescopic rods 10 to push the smaller particles to slide inside the chute 14, so that the cleaning push plates 11 can assist in cleaning the smaller particles, thereby facilitating the outflow of smaller particles.
[0035] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.
Claims
1. A screening device for polysaccharide hemostatic material, comprising a screening box (1), characterized in that: The interior of the screening box (1) is in the shape of a hollow circular groove, and the top of the screening box (1) is fixedly connected to a feed hopper (2); The interior of the feed hopper (2) is communicated with the interior of the screening box (1); The screening assembly comprises a spiral conveying rod (6), one end of which is rotatably connected to one side of the inner wall of a screening box (1), a through groove (7) and a first discharge port (9) are provided on the bottom surface of the inner wall of the screening box (1), a rotating rod (12) is rotatably connected inside the screening box (1) and the first discharge port (9), the outer surfaces of the two rotating rods (12) are fixedly connected to a cross plate (13), and the rotating rod (12) close to one end of the spiral conveying rod (6) is fixedly connected to one end of the spiral conveying rod (6).
2. A screening device for polysaccharide hemostatic material according to claim 1, characterized in that: One end of the two rotating rods (12) rotates through one side of the screening box (1) and is fixedly connected to a pulley (3), and the outer surfaces of the two pulleys (3) are sleeved with belts (4).
3. A screening device for polysaccharide hemostatic material according to claim 1, characterized in that: A support plate (15) is fixedly connected to one side of the screening box (1); The top end of the support plate (15) is fixedly connected to a motor (5), and the output end of the motor (5) passes through the interior of the screening box (1) and is fixedly connected to one end of the screw conveying rod (6).
4. A screening device for polysaccharide hemostatic material according to claim 1, characterized in that: A filter screen (8) is fixedly connected to the inner wall of the through groove (7); The screening box (1) is provided with an inclined slot (14) inside, the inclined slot (14) is located below the filter screen (8), and two electric telescopic rods (10) are fixedly connected to the inner wall of the inclined slot (14).
5. A screening device for polysaccharide hemostatic material according to claim 4, characterized in that: The opposite ends of the two electric telescopic rods (10) are fixedly connected with a cleaning push plate (11), and the bottom end of the cleaning push plate (11) is in sliding contact with the inclined surface of the inclined groove (14).
6. A screening device for polysaccharide hemostatic material according to claim 4, characterized in that: A second discharge port (16) is provided inside the screening box (1), and the interior of the second discharge port (16) is communicated with the interior of the chute (14).