Stirring structure of reaction kettle
By designing the motor-driven side scraping and bottom scraping components in the reactor, the impurities caused by stains after long-term use are solved, and efficient scraping of the inner wall and bottom of the kettle body is achieved, ensuring the cleanliness and quality of the stirring process .
Patent Information
- Application Number
- CN202421181195.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-24
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-05-24
AI Technical Summary
After long-term use of existing reactors, stains often adhere to the inner wall and bottom of the existing reactors, resulting in impurities present during the mixing and stirring, affecting the quality of the reaction.
A reactor structure including a stirring assembly, a side scraping assembly and a bottom scraping assembly is designed. The gear drives the rack, the slide rod and the vertical scraper fit into the inclined surface to realize scraping the inner wall and bottom surface of the kettle body. , prevent the material from sticking and ensure the mixing quality.
Effectively prevent materials from sticking, ensuring the mixing quality during the stirring process, and through the cooperation of the side scraping assembly and the bottom side scraping assembly, the cleanliness of the inner wall and bottom surface of the kettle body are improved to avoid impurities.
Smart Images
Figure CN222342890U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of reaction kettles, in particular to a stirring structure of a reaction kettle. Background Art
[0002] Reactors are important equipment for chemical production. Through the structural design and parameter configuration of the container, the heating, evaporation, cooling and low-speed mixing functions required by the process are realized. When using a reactor to produce chemical products, a stirring device is often installed in the reactor. In actual use, the existing reactors often have a layer of stains attached to the inner wall and bottom of the reactor due to long-term use. When mixing and stirring other materials, the presence of stains often causes impurities in the internal reaction.
[0003] Therefore, in order to solve the deficiencies in the prior art, a stirring structure of a reactor with a simple structure needs to be designed. Utility Model Content
[0004] The utility model provides a stirring structure of a reaction kettle to solve the problems of the prior art.
[0005] The purpose of the utility model can be achieved through the following technical solutions: a stirring structure of a reaction kettle comprises: a kettle body, a stirring assembly, a side scraping assembly and a bottom side scraping assembly, the top of the kettle body is provided with a feed inlet, the bottom of the kettle body is provided with a discharge port, the stirring assembly comprises a motor 1, a stirring shaft and blades, the motor 1 is arranged at the upper end of the kettle body, the stirring shaft is connected to the lower end of the motor, the blades are connected to the stirring shaft, the side scraping assembly comprises a vertical scraper, a fixed sleeve, a slide rod, a gear and a motor 2, the fixed sleeve is fixed to one side of the stirring shaft, the vertical scraper The plate is fixed to the outer end of the sliding rod, the inner end of the sliding rod is slidably arranged inside the fixed sleeve and passes through the sliding groove inside the stirring shaft, the inner end of the sliding rod is provided with a rack, and the stirring shaft is provided with a gear meshing with the rack, the motor 2 is arranged outside the stirring shaft and connected to the gear, the bottom scraper assembly includes a fixed plate, a pressure plate and an elastic pressure rod, the pressure plate is vertically slidably arranged inside the fixed plate, the inner side of the fixed plate is fixedly connected to the lower end of the stirring shaft, the pressure plate is connected to the fixed plate through an elastic pressure rod, and the outer end surface of the pressure plate is connected to the lower end of the vertical scraper through an inclined surface.
[0006] As a further improvement, the side scraper assembly is provided in two groups, the rack of the slide rod in the right side scraper assembly is meshed with the lower end of the gear, and the bottom side scraper assembly is provided in two groups.
[0007] A further improvement is that a threaded pressure head is provided at the end of the fixed sleeve, and channel one and channel two are provided inside the fixed sleeve. Channel two is connected to the inner side of channel one, and the inner diameter of channel two is set equal to the inner diameter of the sliding rod, and the inner diameter of channel one is set larger than that of channel two. A spring is provided in channel one and is sleeved on the sliding rod, and the spring is located on the inner side of the pressure block of the sliding rod.
[0008] As a further improvement, the fixed plate is provided with a channel three connected to the interior, the elastic pressure rod includes a spring two and a push rod, the push rod is arranged in the channel three and the lower end is connected to the pressure plate, the spring two is sleeved on the push rod and is located between the top of the push rod and the fixed plate.
[0009] Compared with the prior art, the stirring structure of the reactor of the utility model has the following beneficial effects:
[0010] The gear driven by motor 2 drives the rack to move in the opposite direction, so that the slide bar moves outward and the vertical scraper contacts the inner wall of the kettle body. The vertical scraper moves outward and cooperates with the inclined surface to push the pressure plate downward to contact the bottom of the kettle body. The pressure plate moves downward to pre-tighten the elastic pressure rod. Under the action of motor 1 driving the stirring shaft to rotate, the vertical scraper and the pressure plate scrape the side walls and bottom of the kettle body to prevent the material from sticking and ensure the mixing quality. BRIEF DESCRIPTION OF THE DRAWINGS
[0011] Figure 1 This is a schematic diagram of the structure of the utility model
[0012] Figure 2 This is a partial enlargement of the utility model Figure 1 Schematic diagram of the structure
[0013] Figure 3 This is a partial enlargement of the utility model Figure 2 Schematic diagram of the structure
[0014] Figure 4 This is a partial enlargement of the utility model Figure 3 Schematic diagram of the structure
[0015] In the figure, 1-kettle body, 11-feed port, 12-discharge port, 2-side scraper assembly, 21-vertical scraper, 22-fixed sleeve, 221-threaded pressure head, 222-channel one, 223-channel two, 224-spring, 23-slide rod, 231-rack, 232-pressing block, 24-gear, 25-motor two, 3-stirring assembly, 31-motor one, 32-stirring shaft, 321-chute, 322-gear, 33-blade, 4-bottom side scraper assembly, 41-fixed plate, 411-channel three, 42-pressing plate, 43-elastic pressure rod, 431-spring two, 432-top rod. DETAILED DESCRIPTION
[0016] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They 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 direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.
[0017] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0018] Below is a combination of the embodiments and the attached Figures 1 to 4 , the technical solution of the utility model is further elaborated.
[0019] Example 1
[0020] A stirring structure of a reaction kettle, comprising: a kettle body 1, a stirring assembly 3, a side scraper assembly 2 and a bottom side scraper assembly 4, wherein the kettle body 1 is provided with a feed inlet 11 at the top, and the kettle body 1 is provided with a discharge port 12 at the bottom, the stirring assembly 3 comprises a motor 1 31, a stirring shaft 32 and a blade 33, the motor 1 31 is arranged at the upper end of the kettle body 1, the stirring shaft 32 is connected to the lower end of the motor 1 31, and the blade 33 is connected to the stirring shaft 32, the side scraper assembly 2 comprises a vertical scraper 21, a fixed sleeve 22, a slide rod 23, a gear 24 and a motor 25, the fixed sleeve 22 is fixed to one side of the stirring shaft 32, the vertical scraper 21 is fixed to the outer end of the slide rod 23, and the slide rod 23 is connected to the bottom end of the motor 1 31. The inner end of the slide rod 23 is slidably arranged inside the fixed sleeve 22 and passes through the slide groove 321 inside the stirring shaft 32. The inner end of the slide rod 23 is provided with a rack 231. The stirring shaft 32 is provided with a gear 322 meshing with the rack 231. The motor 25 is arranged outside the stirring shaft 32 and connected to the gear 322. The bottom scraper assembly 4 includes a fixed plate 41, a pressure plate 42 and an elastic pressure rod 43. The pressure plate 42 is vertically slidably arranged inside the fixed plate 41. The inner side of the fixed plate 41 is fixedly connected to the lower end of the stirring shaft 32. The pressure plate 42 is connected to the fixed plate 41 through the elastic pressure rod 43. The outer end surface of the pressure plate 42 is connected to the lower end of the vertical scraper 21 through an inclined surface.
[0021] like Figure 1 to Figure 4As shown, the working principle of the utility model is: during normal use, after feeding from the feed port 11, the stirring operation is performed through the stirring component 3. At this time, the gear 322 is driven by the motor 25 to drive the rack 231 to move, so that the slide bar 23 moves inward to separate the vertical scraper 21 from the inner wall of the kettle body 1, and the pressure plate 42 is separated from the bottom surface of the kettle body 1 to ensure the normal operation of the stirring. When the stirring operation is completed, the gear 322 is driven by motor 25 to drive the rack 231 to move in the opposite direction, so that the slide bar 23 moves outward to make the vertical scraper 21 contact the inner wall of the kettle body 1, and the vertical scraper 21 moves outward to cooperate with the inclined surface to push the pressure plate 42 to move downward to contact the bottom surface of the kettle body 1, and the pressure plate 42 moves down to pre-tighten the elastic pressure rod 43. Under the action of the motor 1 31 to drive the stirring shaft to rotate, the vertical scraper 21 and the pressure plate 42 scrape the side wall and bottom surface of the kettle body to prevent the material from sticking; after the scraping is completed, the gear 322 is driven by motor 25 to drive the rack 231 to move, so that the slide bar 23 moves inward to make the vertical scraper 21 separate from the inner wall of the kettle body 1, and the pressure plate 42 moves up and separates from the bottom surface of the kettle body under the action of the elastic pressure rod 43.
[0022] As a further preferred embodiment, the side scraper assembly 2 is provided with two groups, the rack 231 of the slide bar 23 in the right side scraper assembly 2 is meshed with the lower end of the gear 322, and the bottom side scraper assembly 4 is provided with two groups. The scraping speed and scraping quality are improved by the two groups of side scraper assemblies 2 and bottom side scraper assemblies 4.
[0023] As a further preferred embodiment, a threaded pressing head 221 is provided at the end of the fixing sleeve 22, and a channel 1 222 and a channel 2 223 are provided inside the fixing sleeve 22, and the channel 2 223 is connected to the inner side of the channel 1 222, and the inner diameter of the channel 2 223 is equal to the inner diameter of the slide bar 23, and the inner diameter of the channel 1 222 is larger than that of the channel 2 223, and a spring 224 sleeved on the slide bar 23 is provided inside the channel 1 222, and the spring 224 is located inside the pressing block 232 of the slide bar 23. The limit position of the slide bar 23 is limited by the threaded pressing head 221, and the motor 2 25 does not need to be powered on when scraping is required through the cooperation of the spring 224, and the slide bar 23 is pushed outward under the pushing action of the spring 224, so that the vertical scraper 21 contacts the side wall of the kettle body.
[0024] As a further preferred embodiment, the fixed plate 41 is provided with a channel three 411 connected to the interior, the elastic pressure rod 43 includes a spring two 431 and a push rod 432, the push rod 432 is arranged in the channel three 411 and the lower end is connected to the pressure plate 42, the spring two 431 is sleeved on the push rod 432 and is located between the top of the push rod 432 and the fixed plate 41.
[0025] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.
Claims
1. A stirring structure for a reactor, characterized in that: include: The kettle body, a stirring assembly, a side scraper assembly and a bottom side scraper assembly, the top of the kettle body is provided with a feed inlet, and the bottom of the kettle body is provided with a discharge outlet, the stirring assembly comprises a motor 1, a stirring shaft and a blade, the motor 1 is arranged at the upper end of the kettle body, the stirring shaft is connected to the lower end of the motor, and the blade is connected to the stirring shaft, the side scraper assembly comprises a vertical scraper, a fixed sleeve, a slide rod, a gear and a motor 2, the fixed sleeve is fixed to one side of the stirring shaft, the vertical scraper is fixed to the outer end of the slide rod, the inner end of the slide rod is slidably arranged in the fixed sleeve and passes through the slide groove inside the stirring shaft, the inner end of the slide rod is provided with a rack, the stirring shaft is provided with a gear meshing with the rack, the motor 2 is arranged outside the stirring shaft and connected to the gear, the bottom side scraper assembly comprises a fixed plate, a pressing plate and an elastic pressing rod, the pressing plate is vertically slidably arranged in the fixed plate, the inner side of the fixed plate is fixedly connected to the lower end of the stirring shaft, the pressing plate is connected to the fixed plate through the elastic pressing rod, and the outer end surface of the pressing plate is connected to the lower end of the vertical scraper through an inclined surface.
2. The stirring structure of a reactor according to claim 1, characterized in that: The side scraper assembly is provided in two groups, the rack of the slide rod in the right side scraper assembly is meshed with the lower end of the gear, and the bottom side scraper assembly is provided in two groups.
3. The stirring structure of a reactor according to claim 1, characterized in that: A threaded pressure head is provided at the end of the fixing sleeve, and channel one and channel two are provided inside the fixing sleeve. Channel two is connected to the inner side of channel one, and the inner diameter of channel two is set equal to the inner diameter of the sliding rod, and the inner diameter of channel one is set larger than that of channel two. A spring is provided in channel one and is sleeved on the sliding rod, and the spring is located on the inner side of the pressure block of the sliding rod.
4. The stirring structure of a reactor according to claim 1, characterized in that: The fixing plate is provided with a channel three connected to the interior, the elastic pressure rod includes a spring two and a push rod, the push rod is arranged in the channel three and the lower end is connected to the pressure plate, the spring two is sleeved on the push rod and is located between the top of the push rod and the fixing plate.