Drying device for processing hydroxypropyl methyl cellulose

Abstract

The utility model discloses a drying device for processing hydroxypropyl methyl cellulose, which comprises a drying box for drying and processing hydroxypropyl methyl cellulose, the top of the drying box is provided with a cover plate, one end of the top of the cover plate is provided with a feed port, a sealing seat is clamped in the feed port, and heaters are fixedly mounted on two sides of the drying box. Heating plates are installed on the two sides of the interior of the drying box, the heaters are electrically connected to the heating plates through wires, and discharging pipes are installed at the two ends of the bottom of the drying box; stirring assemblies for uniformly stirring hydroxypropyl methyl cellulose are arranged at the top and the bottom of the cover plate; and a filtering assembly for filtering the dried hydroxypropyl methyl cellulose is arranged below the drying box. According to the hydroxypropyl methyl cellulose drying device, by arranging the filter box, the baffle, the sliding grooves, the sliding seats, the filter screen, the grip and other parts, the hydroxypropyl methyl cellulose can be conveniently filtered after being dried, so that the quality of the hydroxypropyl methyl cellulose after being dried is improved, and the filtering effect is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydroxypropyl methylcellulose processing, in particular to a drying device for hydroxypropyl methylcellulose processing. Background Art

[0002] Hydroxypropyl methylcellulose, also known as hypromellose, is a type of non-ionic cellulose mixed ether. It is a semi-synthetic, inactive, viscoelastic polymer, often used as a lubricant in ophthalmology, or as an excipient or excipient in oral medications. In the textile industry, it is used as a thickener, dispersant, adhesive, excipient, oil-resistant coating, filler, emulsifier and stabilizer. It is also widely used in synthetic resins, petrochemicals, ceramics, papermaking, leather, medicine, food and cosmetics.

[0003] After searching, in the prior art, Chinese patent application number: CN202221890482.9 discloses a drying device for the production and processing of hydroxypropyl methylcellulose. The utility model comprises a cylinder and a first reduction motor arranged on the lower surface of the cylinder, a rotating shaft is rotatably installed in the cylinder, the bottom of the rotating shaft extends to the outside of the cylinder and is fixedly connected to the output shaft of the first reduction motor, an annular drying sheet is fixedly installed on the inner wall of the cylinder, two bushings are fixedly installed on the outer surface of the rotating shaft, and a plurality of connecting rods are installed on the outer surface of the upper bushing in a circular array, and a plurality of stirring rods are installed on the connecting rods; thereby, the hydroxypropyl methylcellulose material blocks that are partially damp and bonded together can be ground and crushed, which is convenient for the subsequent drying operation of the hydroxypropyl methylcellulose, avoiding the problem of insufficient drying treatment of the hydroxypropyl methylcellulose due to agglomeration, and the structure is simple and easy to use.

[0004] However, the prior art and the device also have the following defects:

[0005] At present, after the hydroxypropyl methylcellulose is dried, the hydroxypropyl methylcellulose contains a large amount of particulate impurities, which leads to a decrease in the quality of the hydroxypropyl methylcellulose processing, thereby causing losses, and also reducing the efficiency of the hydroxypropyl methylcellulose during drying. Utility Model Content

[0006] The purpose of the utility model is to provide a drying device for processing hydroxypropyl methylcellulose. The utility model is to provide a filter box, a baffle, a slide, a slide seat, a filter screen and a handle, etc., which are used in combination to facilitate filtering the hydroxypropyl methylcellulose after drying, so as to improve the quality of the hydroxypropyl methylcellulose after drying, and further improve the filtering effect of the hydroxypropyl methylcellulose; so as to solve the problems raised in the above-mentioned background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A drying device for processing hydroxypropyl methylcellulose, comprising a drying box for drying hydroxypropyl methylcellulose, wherein a cover plate is provided on the top of the drying box, a feed port is provided at one end of the top of the cover plate, a sealing seat is clamped inside the feed port, heaters are fixedly installed on both sides of the drying box, heating plates are installed on both sides of the drying box, the heaters are electrically connected to the heating plates through wires, and feed pipes are installed at both ends of the bottom of the drying box;

[0009] The top and bottom of the cover plate are provided with stirring components for uniformly stirring the hydroxypropyl methylcellulose; and the bottom of the drying box is provided with a filtering component for filtering the hydroxypropyl methylcellulose after drying.

[0010] Preferably, the stirring assembly includes a motor, a stirring shaft, a stirring rod and a support rod. The motor is fixedly installed at the top center of the cover plate, and the output end of the motor that passes through the cover plate is transmission-connected to the stirring shaft. Several groups of stirring rods are fixedly installed on both sides of the stirring shaft, and the bottom of the stirring rod is fixedly connected to the support rod.

[0011] Preferably, the filter assembly includes a filter box, a baffle, a slide, a slide seat, a filter screen and a handle, the front end of the top of the filter box is provided with a baffle for blocking splashing when filtering hydroxypropyl methylcellulose, and a slide slot is provided above the front of the filter box, the interior of the slide slot is slidably connected to the slide seat, a notch is provided on the top surface of the slide seat, and the notch passes through the slide seat, a filter screen is installed inside the notch, and a handle is fixedly installed on the front of the slide seat.

[0012] Preferably, the top of the drying box is provided with card slots around it, and a card block is carded inside the card slot, and the card slot and the card block are adapted to each other.

[0013] Preferably, a cover plate is fixedly connected to the top of the card block, and handles are fixedly installed at both ends of the top center of the cover plate.

[0014] Preferably, legs are fixedly mounted at both ends of the bottom of the drying box, and a connecting groove is opened at the inner center of the leg, and a connecting block is clamped inside the connecting groove.

[0015] Preferably, connecting blocks are fixedly connected to both sides of the filter box, and a discharge port for discharging hydroxypropyl methylcellulose after filtration is installed at the bottom of the filter box.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The utility model provides a filter box, a baffle, a chute, a slide seat, a filter screen and a handle and other components for use in combination, so as to facilitate filtering the hydroxypropyl methylcellulose after drying, so as to improve the quality of the hydroxypropyl methylcellulose after drying, and further improve the filtering effect of the hydroxypropyl methylcellulose.

[0018] 2. The utility model provides a drying box, a cover plate, a motor, a stirring shaft, a stirring rod, a supporting rod, a heating plate and a heater and other components for coordinated use, so as to facilitate the uniform stirring and drying of the hydroxypropyl methylcellulose in the drying box, so as to improve the quality and efficiency of the drying of the hydroxypropyl methylcellulose. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the structure of the drying device of the utility model;

[0020] Figure 2 This is a schematic diagram of the explosion separation structure of the drying device of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the stirring assembly of the utility model;

[0022] Figure 4 This is a front structural diagram of the drying oven of the utility model;

[0023] Figure 5 This is a front structural schematic diagram of the filter box of the utility model.

[0024] In the figure: 1. Drying box; 2. Card slot; 3. Card block; 4. Cover plate; 5. Motor; 6. Stirring shaft; 7. Stirring rod; 8. Support rod; 9. Heating plate; 10. Heater; 11. Feed inlet; 12. Sealing seat; 13. Feeding pipe; 14. Support leg; 15. Connecting slot; 16. Connecting block; 17. Filter box; 18. Baffle; 19. Slide; 20. Slide seat; 21. Filter; 22. Handle; 23. Discharge port; 24. Handle. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Embodiment 1:

[0027] See also Figures 1 to 5 , the utility model provides a technical solution:

[0028] A drying device for processing hydroxypropyl methylcellulose, comprising a drying box 1 for drying hydroxypropyl methylcellulose, a cover plate 4 is provided on the top of the drying box 1, a feed port 11 is provided at one end of the top of the cover plate 4, a sealing seat 12 is clamped inside the feed port 11, so that the feed port 11 is sealed, and heaters 10 are fixedly installed on both sides of the drying box 1, the heater 10 is an electric heater, and an electric heater refers to an electrical appliance that uses electric energy to achieve a heating effect; it is small in size, high in heating power, widely used, adopts an intelligent control mode, has high temperature control accuracy, and can be networked with a computer; and it has a wide range of applications, a long service life, and high reliability. The core of the heater principle is energy conversion, and the most widespread is the conversion of electrical energy into thermal energy. Heating plates 9 are installed on both sides of the interior of the drying box 1, and the heater 10 is electrically connected to the heating plate 9 through a wire. Feed pipes 13 are installed at both ends of the bottom of the drying box 1, so that the dried hydroxypropyl methylcellulose is discharged into the filter box 17 through the feed pipe 13;

[0029] The top and bottom of the cover plate 4 are provided with stirring components for uniformly stirring the hydroxypropyl methylcellulose; the stirring components include a motor 5, a stirring shaft 6, a stirring rod 7 and a support rod 8, the motor 5 is fixedly installed at the top center of the cover plate 4, and the output end of the motor 5 that passes through the cover plate 4 is transmission-connected with the stirring shaft 6, a plurality of groups of stirring rods 7 are fixedly installed on both sides of the stirring shaft 6, and the bottom of the stirring rod 7 is fixedly connected with a support rod 8.

[0030] The utility model provides a drying box 1, a cover plate 4, a motor 5, a stirring shaft 6, a stirring rod 7, a support rod 8, a heating plate 9 and a heater 10 and other components for coordinated use, so as to facilitate the uniform stirring and drying of the hydroxypropyl methylcellulose in the drying box 1, so as to improve the quality and efficiency of the hydroxypropyl methylcellulose during drying.

[0031] When the hydroxypropyl methylcellulose needs to be dried, first, the hydroxypropyl methylcellulose to be dried is put into the drying box 1 through the feed port 11, and then the heater 10 is started to electrically heat the heating plate 9 so that the heating plate heats the inside of the drying box 1, thereby drying the hydroxypropyl methylcellulose.

[0032] While drying, the motor 5 is started so that its output end drives the stirring shaft 6 to rotate, so that the stirring shaft 6 drives the stirring rod 7 and the supporting rod 8 thereon to perform uniform stirring and drying processing, thereby improving the uniformity and efficiency of the hydroxypropyl methylcellulose during drying, and further improving the quality of the hydroxypropyl methylcellulose during drying.

[0033] Embodiment 2:

[0034] A filter assembly for filtering hydroxypropyl methylcellulose after drying is provided below the drying box 1, and the filter assembly includes a filter box 17, a baffle 18, a chute 19, a slide seat 20, a filter screen 21 and a handle 22. A baffle 18 for blocking splashing when hydroxypropyl methylcellulose is filtered is provided at the front end of the top of the filter box 17, and a chute 19 is provided above the front of the filter box 17. The slide seat 20 is slidably connected inside the chute 19. A notch is provided on the top surface of the slide seat 20, and the notch passes through the slide seat 20. A filter screen 21 is installed inside the notch, and a handle 22 is fixedly installed on the front of the slide seat 20.

[0035] The utility model provides a filter box 17, a baffle 18, a chute 19, a slide seat 20, a filter screen 21 and a handle 22 and other components for use in combination, so as to facilitate filtering the hydroxypropyl methylcellulose after drying, so as to improve the quality of the hydroxypropyl methylcellulose after drying, and further improve the filtering effect of the hydroxypropyl methylcellulose.

[0036] Furthermore, the dried hydroxypropyl methylcellulose is discharged through the discharge pipe 13 onto the filter screen 21 provided inside the filter box 17, and then, the handle 22 is held by hand to drive the slide 20 to slide slightly back and forth in the slide groove 19, so that the hydroxypropyl methylcellulose on the filter screen 21 is filtered, and then, the filtered hydroxypropyl methylcellulose is discharged into the external storage box through the discharge port 23.

[0037] The top of the drying box 1 is provided with card slots 2 around it, and the card slots 2 are connected with card blocks 3 inside, the card slots 2 and the card blocks 3 are adapted to each other, the top of the card block 3 is fixedly connected with a cover plate 4, and handles 24 are fixedly installed at both ends of the top center of the cover plate 4; by setting the above components for use in combination, it is convenient to detach the cover plate 4 from the drying box 1, so as to perform maintenance on the stirring assembly on the cover plate 4.

[0038] By holding the handle 24, the cover plate 4 is moved upward so that the blocks 3 arranged around the bottom of the cover plate 4 can be disengaged from the slots 2, thereby facilitating the cover plate 4 to be disengaged from the drying box 1, and further facilitating the maintenance of the stirring assembly. The reverse operation can install the cover plate 4 on the drying box 1.

[0039] Legs 14 are fixedly installed at both ends of the bottom of the drying box 1, and a connecting groove 15 is opened at the inner center of the leg 14. A connecting block 16 is clamped inside the connecting groove 15. Connecting blocks 16 are fixedly connected to both sides of the filter box 17, and a discharge port 23 for discharging hydroxypropyl methylcellulose after filtration is installed at the bottom of the filter box 17.

[0040] Furthermore, by taking the filter box 17 by hand, the connecting blocks 16 arranged on both sides thereof are moved outward from the connecting grooves 15 opened on the inner side of the supporting legs 14, so that the filter box 17 can be detached from the supporting legs 14, which facilitates the cleaning of the inside of the filter box 17, thereby facilitating the improvement of the quality of the subsequent filtering of hydroxypropyl methylcellulose. In contrast, the filter box 17 can be placed on the supporting legs 14, and the filter box 17 is located directly below the discharge pipe 13.

[0041] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A drying device for processing hydroxypropyl methylcellulose, comprising a drying box (1) for drying hydroxypropyl methylcellulose, characterized in that: The top of the drying box (1) is provided with a cover plate (4), one end of the top of the cover plate (4) is provided with a feed port (11), the inside of the feed port (11) is clamped with a sealing seat (12), and heaters (10) are fixedly installed on both sides of the drying box (1), heating plates (9) are installed on both sides of the drying box (1), and the heater (10) is electrically connected to the heating plate (9) through a wire, and feed pipes (13) are installed at both ends of the bottom of the drying box (1); The top and bottom of the cover plate (4) are provided with stirring components for uniformly stirring the hydroxypropyl methylcellulose; and the bottom of the drying box (1) is provided with a filtering component for filtering the hydroxypropyl methylcellulose after drying.

2. A drying device for processing hydroxypropyl methylcellulose according to claim 1, characterized in that: The stirring assembly comprises a motor (5), a stirring shaft (6), a stirring rod (7) and a support rod (8); the motor (5) is fixedly mounted at the top center of the cover plate (4); the output end of the motor (5) passing through the cover plate (4) is drivingly connected to the stirring shaft (6); a plurality of groups of stirring rods (7) are fixedly mounted on both sides of the stirring shaft (6); and the bottom of the stirring rod (7) is fixedly connected to the support rod (8).

3. A drying device for processing hydroxypropyl methylcellulose according to claim 1, characterized in that: The filter assembly comprises a filter box (17), a baffle (18), a slide groove (19), a slide seat (20), a filter screen (21) and a handle (22). The front end of the top of the filter box (17) is provided with a baffle (18) for preventing splashing when hydroxypropyl methylcellulose is filtered, and a slide groove (19) is provided above the front of the filter box (17). The slide seat (20) is slidably connected inside the slide groove (19). A notch is provided on the top surface of the slide seat (20), and the notch passes through the slide seat (20). The filter screen (21) is installed inside the notch. The front of the slide seat (20) is fixedly installed with a handle (22).

4. A drying device for processing hydroxypropyl methylcellulose according to claim 1, characterized in that: The top of the drying box (1) is provided with a card slot (2) around its periphery, and a card block (3) is card-engaged inside the card slot (2), and the card slot (2) and the card block (3) are adapted to each other.

5. A drying device for processing hydroxypropyl methylcellulose according to claim 4, characterized in that: The top of the block (3) is fixedly connected to a cover plate (4), and handles (24) are fixedly installed at both ends of the center of the top of the cover plate (4).

6. A drying device for processing hydroxypropyl methylcellulose according to claim 1, characterized in that: Support legs (14) are fixedly mounted at both ends of the bottom of the drying box (1), and a connecting groove (15) is provided at the inner center of the support leg (14), and a connecting block (16) is clamped inside the connecting groove (15).

7. A drying device for processing hydroxypropyl methylcellulose according to claim 3, characterized in that: The two sides of the filter box (17) are fixedly connected with connection blocks (16), and the bottom of the filter box (17) is equipped with a discharge port (23) for discharging the hydroxypropyl methylcellulose after filtration.

Images