Mixer for producing hydroxypropyl methyl cellulose

Abstract

The utility model discloses a mixer for production of hydroxypropyl methyl cellulose, and relates to the technical field of production of hydroxypropyl methyl cellulose. The device comprises a storage plate, the bottom of the storage plate is fixedly connected with a blocking box, the bottom of the blocking box is fixedly connected with a motor, the output end of the motor is fixedly connected with an inner shaft, the outer surface of the inner shaft is fixedly connected with a first rotating disc, the top of the first rotating disc is fixedly connected with a first gear ring, and the inner wall of the first gear ring is connected with a first gear in a meshed mode. According to the stirring device, the inner shaft and the sleeve shaft are arranged, specifically, the motor is started, the motor drives the inner shaft to rotate, the inner shaft drives the sleeve shaft to rotate, the inner shaft drives the stirring blade I and the stirring rod I to rotate together, and the sleeve shaft drives the stirring blade II and the stirring rod II to rotate together, so that attention needs to be paid to that the rotating directions of the inner shaft and the sleeve shaft are opposite; by means of the design, materials can be stirred and mixed more evenly, the mixing efficiency can be improved, and the waiting time of workers is saved.

Description

Technical Field

[0001] The utility model belongs to the technical field of hydroxypropyl methylcellulose production, in particular to a mixer for hydroxypropyl methylcellulose production. Background Art

[0002] Hydroxypropyl methylcellulose 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 drugs. During the production process, some raw materials need to be fully mixed to meet the requirements of subsequent production.

[0003] According to the disclosed patent of application publication number CN216604930U, a mixer for producing hydroxypropyl methylcellulose is used. During the discharging process, the rotating blade can quickly discharge the raw materials, so that the mixer for producing hydroxypropyl methylcellulose can stir more evenly and discharge the hydroxypropyl methylcellulose more smoothly. However, there are still the following shortcomings, such as:

[0004] When using the device for mixing, it is still difficult to quickly and fully mix the materials to be mixed only by the stirring rod provided therein, the mixing efficiency is low, and the waiting time of the staff is increased. Therefore, we propose a mixer for the production of hydroxypropyl methylcellulose. Utility Model Content

[0005] The purpose of the utility model is to provide a mixer for the production of hydroxypropyl methylcellulose. By setting an inner shaft and a sleeve shaft, the materials can be stirred and mixed more evenly, the mixing efficiency can be improved, the waiting time of the staff can be saved, and the existing problems of difficulty in quickly and fully stirring the materials to be mixed, low mixing efficiency and increased waiting time of the staff can be solved.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a mixer for producing hydroxypropyl methylcellulose, comprising a storage plate, a baffle box fixedly connected to the bottom of the storage plate, a motor fixedly connected to the bottom of the baffle box, an inner shaft fixedly connected to the output end of the motor, a turntable 1 fixedly connected to the outer surface of the inner shaft, a gear ring 1 fixedly connected to the top of the turntable 1, a gear 1 meshingly connected to the inner wall of the gear ring 1, a gear 2 meshingly connected to the outer surface of the gear 1, and a gear ring 2 meshingly connected to the outer surface of the gear 2;

[0008] The top of the gear ring 2 is fixedly connected to a turntable 2, the inner wall of the turntable 2 is fixedly connected to a sleeve shaft, the outer surface of the inner shaft is fixedly connected to a stirring blade 1, the bottom of the stirring blade 1 is fixedly connected to a stirring rod 1, the outer surface of the sleeve shaft is fixedly connected to a stirring blade 2, and the top of the stirring blade 2 is fixedly connected to a stirring rod 2. This design allows the stirring blade 1 and the stirring blade 2 to rotate in opposite directions, thereby making the materials stirred and mixed more evenly, and by providing stirring rod 1 and stirring rod 2, the mixing efficiency is improved and the waiting time of the staff is saved.

[0009] Furthermore, the outer surface of the inner shaft is rotatably connected to the inner wall of the baffle box, the inner wall of gear one is rotatably connected to a fixed shaft one, the outer surface of the fixed shaft one is fixedly connected to a support plate one, the top of the support plate one is fixedly connected to the bottom of the storage plate, and the inner wall of gear two is rotatably connected to a fixed shaft, and by providing support plate one and support plate two, gear one and gear two are supported respectively.

[0010] Furthermore, a support plate 2 is fixedly connected to the outer surface of the fixed shaft, the top of the support plate 2 is fixedly connected to the bottom of the storage plate, the top of the gear 1 is rotatably connected to the bottom of the support plate 1, and the bottom of the gear 2 is rotatably connected to the top of the support plate 2. By setting gear 1 and gear 2, the inner shaft and the sleeve shaft rotate in opposite directions.

[0011] Furthermore, the length of stirring blade one is smaller than that of stirring blade two, a connecting ring is fixedly connected to the top of turntable two, a limiting ring is fixedly connected to the top of the connecting ring, an outer surface of the connecting ring is rotatably connected to the inner wall of the storage plate, and the limiting ring is provided to support and limit the turntable two.

[0012] Furthermore, the outer surface of the limit ring is rotatably connected to the inner wall of the placement plate, the top of the turntable 2 is rotatably connected to the bottom of the placement plate, the top of the placement plate is fixedly connected to a support bottom, the top of the support bottom is fixedly connected to a shell, and a feed port is provided at the top of the shell, and the shell is supported by setting the support bottom.

[0013] Furthermore, a discharge port is provided at the bottom of the shell, the outer surface of the sleeve shaft is rotatably connected to the inner wall of the support bottom, the outer surface of the sleeve shaft is rotatably connected to the inner wall of the shell, the bottom of the storage plate is fixedly connected to a support leg, and the outer surface of the sleeve shaft is fixedly connected to an auxiliary rod. During the rotation of the auxiliary rod, the residual material is gradually guided from the center of the shell to near the inner wall of the shell. Since the discharge port is arranged near the inner wall of the shell, it can assist in discharging and prevent excessive material residue or blockage.

[0014] Furthermore, the bottom of the auxiliary rod is rotatably connected to the bottom of the inner wall of the shell, and the top of the auxiliary rod is fixedly connected to a scraper rod. The outer surface of the scraper rod contacts the inner wall of the shell, and the outer surface of the scraper rod is slidably connected to the inner wall of the shell. The length of the auxiliary rod is greater than the length of the second stirring blade. The scraper rod will scrape off the material attached to the inner wall of the shell and can perform auxiliary stirring at the same time.

[0015] The utility model has the following beneficial effects:

[0016] 1. The utility model sets an inner shaft and a sleeve shaft, specifically, starts a motor, the motor will drive the inner shaft to rotate, the inner shaft will drive gear ring 1 to rotate through turntable 1, gear ring 1 will drive gear 2 to rotate through gear 1, gear 2 will drive turntable 2 to rotate through gear ring 2, turntable 2 will drive the sleeve shaft to rotate, the inner shaft will drive stirring blade 1 and stirring rod 1 to rotate together, the sleeve shaft will drive stirring blade 2 and stirring rod 2 to rotate together. It should be noted that the inner shaft and the sleeve shaft rotate in opposite directions. This design can make the stirring blade 1 and the stirring blade 2 rotate in opposite directions, thereby making the materials stirred and mixed more evenly, and by setting stirring rod 1 and stirring rod 2, the mixing efficiency can be improved and the waiting time of the staff can be saved.

[0017] 2. The utility model sets an auxiliary rod, specifically a sleeve shaft that drives the auxiliary rod to rotate, and the auxiliary rod drives the scraper rod to rotate. The scraper rod will scrape the material attached to the inner wall of the shell and assist in stirring. When the auxiliary rod rotates to a position close to the discharge port, the side close to the discharge port is inclined. This design allows the auxiliary rod to gradually guide the residual material from the center of the shell to the inner wall of the shell during rotation. Since the discharge port is set close to the inner wall of the shell, it can assist in discharging and prevent excessive material residue or blockage.

[0018] Of course, any product implementing this utility model does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the drawings required for describing the embodiment will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the front cross-sectional structure of the housing of the utility model;

[0022] Figure 3This is a schematic diagram of the overall structure of the inner shaft of the utility model;

[0023] Figure 4 This is a schematic diagram of the overall structure of the gear ring 2 of the utility model;

[0024] Figure 5 This is a schematic diagram of the internal structure of the housing of the utility model;

[0025] Figure 6 The figure is a schematic diagram of the overall structure of the auxiliary rod of the utility model.

[0026] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0027] 1. Storage plate; 11. Support legs; 12. Support bottom; 121. Shell; 211. Feed inlet; 212. Discharge outlet; 13. Stop box; 131. Motor; 132. Inner shaft; 321. Turntable 1; 322. Gear ring 1; 323. Gear 1; 324. Fixed shaft 1; 325. Support plate 1; 133. Sleeve shaft; 331. Turntable 2; 332. Connecting ring; 333. Limiting ring; 334. Gear ring 2; 335. Gear 2; 336. Fixed shaft; 337. Support plate 2; 134. Stirring blade 1; 341. Stirring rod 1; 135. Stirring blade 2; 351. Stirring rod 2; 136. Auxiliary rod; 361. Scraper rod. DETAILED DESCRIPTION

[0028] 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 them. 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.

[0029] See also Figure 1-6 As shown, the utility model is a mixer for producing hydroxypropyl methylcellulose, comprising a placing plate 1, a baffle box 13 is fixedly connected to the bottom of the placing plate 1, a motor 131 is fixedly connected to the bottom of the baffle box 13, an inner shaft 132 is fixedly connected to the output end of the motor 131, a turntable 1 321 is fixedly connected to the outer surface of the inner shaft 132, a gear ring 1 322 is fixedly connected to the top of the turntable 1 321, a gear 1 323 is meshedly connected to the inner wall of the gear ring 1 322, a gear 1 335 is meshedly connected to the outer surface of the gear 1 323, and a gear 2 335 is meshedly connected to the outer surface of the gear 2 335, and a gear ring 2 334 is meshedly connected to the outer surface of the gear 2 335;

[0030] The top of the gear ring 2 334 is fixedly connected to the turntable 2 331, the inner wall of the turntable 2 331 is fixedly connected to the sleeve shaft 133, the outer surface of the inner shaft 132 is fixedly connected to the stirring blade 1 134, the bottom of the stirring blade 134 is fixedly connected to the stirring rod 1 341, the outer surface of the sleeve shaft 133 is fixedly connected to the stirring blade 2 135, and the top of the stirring blade 2 135 is fixedly connected to the stirring rod 2 351. By setting the inner shaft 132 and the sleeve shaft 133, specifically starting the motor 131, the motor 131 will drive the inner shaft 132 to rotate, the inner shaft 132 will drive the gear ring 1 322 to rotate through the turntable 1 321, and the gear ring 1 322 will drive the gear 2 through the gear 1 323 335 rotates, gear 2 335 drives turntable 2 331 to rotate through gear ring 2 334, turntable 2 331 drives sleeve shaft 133 to rotate, inner shaft 132 drives stirring blade 1 134 and stirring rod 1 341 to rotate together, sleeve shaft 133 drives stirring blade 2 135 and stirring rod 2 351 to rotate together. It should be noted that the inner shaft 132 and sleeve shaft 133 rotate in opposite directions. This design can make stirring blade 1 134 and stirring blade 2 135 rotate in opposite directions, thereby making the materials stirred and mixed more evenly, and by setting stirring rod 1 341 and stirring rod 2 351, the mixing efficiency is improved and the waiting time of the staff is saved.

[0031] The outer surface of the inner shaft 132 is rotatably connected to the inner wall of the baffle box 13, the inner wall of the gear 1 323 is rotatably connected to the fixed shaft 1 324, the outer surface of the fixed shaft 1 324 is fixedly connected to the support plate 1 325, the top of the support plate 1 325 is fixedly connected to the bottom of the storage plate 1, and the inner wall of the gear 2 335 is rotatably connected to the fixed shaft 336.

[0032] The outer surface of the fixed shaft 336 is fixedly connected with a support plate 2 337 , the top of the support plate 2 337 is fixedly connected to the bottom of the storage plate 1 , the top of the gear 1 323 is rotatably connected to the bottom of the support plate 1 325 , and the bottom of the gear 2 335 is rotatably connected to the top of the support plate 2 337 .

[0033] The length of the stirring blade 134 is smaller than that of the stirring blade 2 135 . A connecting ring 332 is fixedly connected to the top of the turntable 2 331 . A limiting ring 333 is fixedly connected to the top of the connecting ring 332 . The outer surface of the connecting ring 332 is rotatably connected to the inner wall of the storage plate 1 .

[0034] The outer surface of the limiting ring 333 is rotatably connected to the inner wall of the placement plate 1, the top of the turntable 331 is rotatably connected to the bottom of the placement plate 1, the top of the placement plate 1 is fixedly connected to the support bottom 12, the top of the support bottom 12 is fixedly connected to the shell 121, and the top of the shell 121 is provided with a feed port 211.

[0035] A discharge port 212 is provided at the bottom of the shell 121, the outer surface of the sleeve shaft 133 is rotatably connected to the inner wall of the support bottom 12, the outer surface of the sleeve shaft 133 is rotatably connected to the inner wall of the shell 121, the bottom of the storage plate 1 is fixedly connected to the support leg 11, and the outer surface of the sleeve shaft 133 is fixedly connected to the auxiliary rod 136.

[0036] The bottom of the auxiliary rod 136 is rotatably connected to the bottom of the inner wall of the shell 121, and the top of the auxiliary rod 136 is fixedly connected to a scraper rod 361. The outer surface of the scraper rod 361 contacts the inner wall of the shell 121, and the outer surface of the scraper rod 361 is slidably connected to the inner wall of the shell 121. The length of the auxiliary rod 136 is greater than the length of the stirring blade 135. By setting the auxiliary rod 136, specifically the sleeve shaft 133 will also drive the auxiliary rod 136 to rotate, the auxiliary rod 136 will drive the scraper rod 361 to rotate, and the scraper rod 361 will The material attached to the inner wall of the shell 121 is scraped off, and auxiliary stirring can be performed at the same time. When the auxiliary rod 136 rotates to a position close to the discharge port 212, the side close to the discharge port 212 is inclined. This design allows the auxiliary rod 136 to gradually guide the residual material from the center of the shell 121 to the inner wall of the shell 121 during the rotation. Since the discharge port 212 is set close to the inner wall of the shell 121, it can assist in discharging and prevent excessive material residue or blockage.

[0037] A specific application of this embodiment is:

[0038] When using the device, after moving the device to a suitable position, the material to be stirred is put into the material inlet 211, and then the motor 131 is started. The motor 131 drives the inner shaft 132 to rotate, and the inner shaft 132 drives the gear ring 1 322 to rotate through the turntable 1 321, and the gear ring 1 322 drives the gear 2 335 to rotate through the gear 1 323, and the gear 2 335 drives the turntable 2 331 to rotate through the gear ring 2 334, and the turntable 2 331 drives the sleeve shaft 133 to rotate, and the inner shaft 132 drives the stirring blade 1 134 and the stirring rod 1 341 to rotate together, and the sleeve shaft 133 drives the stirring blade 2 135 and the stirring rod 2 351 to rotate together. It should be noted that the inner shaft 132 and the sleeve shaft 133 rotate in opposite directions. This design can make the stirring blade 1 134 and the stirring blade 2 135 rotate in opposite directions. , thereby making the materials stirred and mixed more evenly, and by setting the stirring rod 1 341 and the stirring rod 2 351, the mixing efficiency is improved and the waiting time of the staff is saved. The sleeve shaft 133 also drives the auxiliary rod 136 to rotate, and the auxiliary rod 136 drives the scraper rod 361 to rotate. The scraper rod 361 will scrape the material attached to the inner wall of the shell 121 and assist in stirring. When the auxiliary rod 136 rotates to a position close to the discharge port 212, the side close to the discharge port 212 is inclined. This design allows the auxiliary rod 136 to gradually guide the residual material from the center of the shell 121 to the inner wall close to the shell 121 during the rotation. Since the discharge port 212 is set close to the inner wall of the shell 121, it can assist in discharging and prevent excessive material residue or blockage.

[0039] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0040] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A mixer for producing hydroxypropyl methylcellulose, comprising a storage plate (1), a baffle box (13) fixedly connected to the bottom of the storage plate (1), a motor (131) fixedly connected to the bottom of the baffle box (13), characterized in that: The output end of the motor (131) is fixedly connected to an inner shaft (132), the outer surface of the inner shaft (132) is fixedly connected to a turntable 1 (321), the top of the turntable 1 (321) is fixedly connected to a gear ring 1 (322), the inner wall of the gear ring 1 (322) is meshingly connected to a gear 1 (323), the outer surface of the gear 1 (323) is meshingly connected to a gear 2 (335), and the outer surface of the gear 2 (335) is meshingly connected to a gear ring 2 (334); The top of the second gear ring (334) is fixedly connected to the second turntable (331); the inner wall of the second turntable (331) is fixedly connected to the sleeve shaft (133); the outer surface of the inner shaft (132) is fixedly connected to the first stirring blade (134); the bottom of the first stirring blade (134) is fixedly connected to the first stirring rod (341); the outer surface of the sleeve shaft (133) is fixedly connected to the second stirring blade (135); and the top of the second stirring blade (135) is fixedly connected to the second stirring rod (351).

2. A mixer for producing hydroxypropyl methylcellulose according to claim 1, characterized in that: The outer surface of the inner shaft (132) is rotatably connected to the inner wall of the baffle box (13); the inner wall of the gear 1 (323) is rotatably connected to a fixed shaft 1 (324); the outer surface of the fixed shaft 1 (324) is fixedly connected to a support plate 1 (325); the top of the support plate 1 (325) is fixedly connected to the bottom of the storage plate (1); and the inner wall of the gear 2 (335) is rotatably connected to a fixed shaft (336).

3. A mixer for producing hydroxypropyl methylcellulose according to claim 2, characterized in that: The outer surface of the fixed shaft (336) is fixedly connected to a support plate 2 (337); the top of the support plate 2 (337) is fixedly connected to the bottom of the storage plate (1); the top of the gear 1 (323) is rotatably connected to the bottom of the support plate 1 (325); and the bottom of the gear 2 (335) is rotatably connected to the top of the support plate 2 (337).

4. A mixer for producing hydroxypropyl methylcellulose according to claim 1, characterized in that: The length of the stirring blade 1 (134) is smaller than the length of the stirring blade 2 (135); a connecting ring (332) is fixedly connected to the top of the turntable 2 (331); a limiting ring (333) is fixedly connected to the top of the connecting ring (332); and an outer surface of the connecting ring (332) is rotatably connected to the inner wall of the storage plate (1).

5. A mixer for producing hydroxypropyl methylcellulose according to claim 4, characterized in that: The outer surface of the limiting ring (333) is rotatably connected to the inner wall of the placement plate (1), the top of the second turntable (331) is rotatably connected to the bottom of the placement plate (1), the top of the placement plate (1) is fixedly connected to a support bottom (12), the top of the support bottom (12) is fixedly connected to a shell (121), and the top of the shell (121) is provided with a feed inlet (211).

6. A mixer for producing hydroxypropyl methylcellulose according to claim 5, characterized in that: The bottom of the shell (121) is provided with a discharge port (212); the outer surface of the sleeve shaft (133) is rotatably connected to the inner wall of the support bottom (12); the outer surface of the sleeve shaft (133) is rotatably connected to the inner wall of the shell (121); the bottom of the storage plate (1) is fixedly connected to a support leg (11); and the outer surface of the sleeve shaft (133) is fixedly connected to an auxiliary rod (136).

7. A mixer for producing hydroxypropyl methylcellulose according to claim 6, characterized in that: The bottom of the auxiliary rod (136) is rotatably connected to the bottom of the inner wall of the shell (121); the top of the auxiliary rod (136) is fixedly connected to a scraper rod (361); the outer surface of the scraper rod (361) contacts the inner wall of the shell (121); the outer surface of the scraper rod (361) is slidably connected to the inner wall of the shell (121); the length of the auxiliary rod (136) is greater than the length of the second stirring blade (135).

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