Electrical heating reaction kettle for stiffening agent
By designing an adjustable stirring rod angle structure in the electric heating reactor for stiffeners, the problems of low heat transfer efficiency or molecular chain breakage caused by the fixed stirring rod angle in the prior art are solved, achieving flexible stirring adaptability and improving reaction efficiency.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-31
- Publication Date
- 2026-03-20
AI Technical Summary
The stirring rod angle of the existing stiffening agent electrically heated reactor cannot be adjusted quickly, which cannot meet the stirring requirements of different reaction stages, resulting in low heat transfer efficiency or molecular chain breakage.
An electrically heated reactor for stiffeners with adjustable stirring rod angle was designed. Through the cooperation of a fixed plate, positioning block and spring, combined with an electric push rod and fixing hook, the stirring rod angle can be flexibly adjusted to meet the stirring needs of different reaction stages.
This technology allows for adjustment of the stirring rod angle according to the reaction stage, improving heat transfer efficiency, reducing the risk of molecular chain breakage, and meeting the stirring requirements at different stages.
Smart Images
Figure CN224009803U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to an electric heating reaction kettle, in particular to a stiffening agent electric heating reaction kettle, belongs to stiffening agent processing technical field. BACKGROUND
[0002] The stiffening agent electric heating reaction kettle belongs to one of stiffening agent reaction equipment, is mainly used for the synthesis, dissolution or modification treatment of stiffening agent (such as polyvinyl acetate, polyvinyl alcohol and other polymer base materials), and the high-temperature reaction of the stiffening agent can be provided with a reaction environment by the stiffening agent electric heating reaction kettle, and the synthesis of the stiffening agent can be assisted.
[0003] In the stiffening agent electric heating reaction kettle, in order to make the stiffening agent more efficient reaction, the inside of the reaction kettle is provided with stirring rod and other components, the processing compound can be stirred by the stirring rod, the reaction of the compound is assisted, the stirring rod in the prior art is usually of a specific angle, the angle of the stirring rod cannot be adjusted quickly, the stirring needs of the stiffening agent in each stage cannot be met, the stirring intensity is different in different stages (such as dissolution, polymerization and modification), when a small-angle spiral rod is used in the dissolution stage, the heat transfer is reduced, when a large-angle is used in the polymerization stage, the molecular chain breakage caused by shearing is increased, therefore, the stiffening agent electric heating reaction kettle is provided to solve the above problems. UTILITY MODEL CONTENTS
[0004] To solve the above problems, the utility model provides a stiffening agent electric heating reaction kettle to solve the above problems, and the specific technical scheme is:
[0005] A stiffening agent electric heating reaction kettle, which comprises a shell and an upper cover, the inside of the shell is connected with an inner coil, the inside of the upper cover is provided with a connecting pipe, the inside of the connecting pipe is provided with a mounting shaft, the outer surface of the mounting shaft is fixedly provided with a plurality of fixed rings, the inside of the fixed ring is fixedly provided with a connecting rod, the outer surface of the connecting rod is fixedly provided with a fixed plate, the inside of the fixed plate is rotatably connected with a rotating shaft, one end of the rotating shaft is fixedly provided with a stirring rod, the inside of the rotating shaft is fixedly provided with a fixed cylinder, the inside of the fixed cylinder is slidably connected with a positioning plate, one end of the positioning plate is fixedly provided with a positioning block, and the inner wall of the fixed cylinder is fixedly provided with a spring.
[0006] Preferably, a plurality of fixed holes are formed in the inside of the fixed plate, and the plurality of fixed holes are arranged in an annular array in the inside of the fixed plate, and the outer surface of the positioning block is slidably connected with the inside of the fixed hole.
[0007] Preferably, a plurality of groups of the fixed cylinder are symmetrically arranged in the inside of the rotating shaft, and the other end of the spring is fixedly provided with the outer surface of the positioning plate.
[0008] Preferably, an mounting plate is fixedly installed on the outer surface of the stirring rod, and multiple sets of rotating plates are fixedly installed on the outer surface of the mounting plate. A control rod is rotatably connected to the outer surface of the rotating plate, and adjacent mounting plates are connected through the rotating plate and the control rod.
[0009] Preferably, a plurality of fixing hooks are fixedly installed on the outer surface of a set of mounting plates, and the plurality of fixing hooks are symmetrically arranged on the outside of the mounting plates.
[0010] Preferably, the upper cover has a connecting cylinder inside, an electric push rod is installed on the outside of the connecting cylinder, a movable plate is fixedly installed at the output end of the electric push rod, and a pull rod is detachably connected to the outer surface of the movable plate, with the outer surface of the pull rod in contact with the inside of the fixed hook.
[0011] Preferably, a drive assembly is installed on the outside of the connecting pipe, and a detachable observation window is installed on the outside of the top cover.
[0012] Compared with the prior art, the present invention has the following beneficial effects:
[0013] 1. This stiffening agent electrically heated reactor, through the cooperation of a fixed plate, a positioning block, and a spring, allows the stirring rod to rotate, which in turn drives the rotating shaft. The rotation of the shaft, in turn, drives the positioning block to rotate, changing the contact position between the positioning block and the inside of the fixed plate. When the positioning block enters the interior of the fixed plate, it fixes the angle of the stirring rod. Rotating the stirring rod allows for adjustment of its angle according to different reaction stages of the stiffening agent. For example, using a large-angle stirring rod during the dissolution stage promotes heat transfer. This achieves the function of adjusting the angle of the stirring rod inside the reactor, which is beneficial for adjusting the angle of the stirring rod according to different reaction stages.
[0014] 2. This stiffening agent electrically heated reactor is equipped with components such as a fixed hook and a pull rod. The pull rod can be moved by an electric push rod. When the angle of the stirring rod is adjusted, the pull rod is controlled to move to the position of the fixed hook. When one end of the fixed hook is connected to the pull rod, the fixed hook is controlled to move. At this time, the fixed hook can drive one side of the stirring rod to rotate. Through the cooperation of the control rod and the rotating plate, the stirring rods in the same group can be controlled to rotate. When the top stirring rod is adjusted, the stirring rods on the same side can be driven to rotate synchronously, making the adjustment more convenient. Attached Figure Description
[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model;
[0016] Figure 2 This is a schematic diagram of the overall internal structure of this utility model;
[0017] Figure 3 This is a schematic diagram of the mounting shaft component of this utility model;
[0018] Figure 4 For the utility model Figure 3 in the local enlarged view A figure;
[0019] Figure 5 For the utility model stirring rod component schematic diagram.
[0020] BRIEF DESCRIPTION OF DRAWINGS: 1, the shell; 2, upper cover; 3, inner coil; 4, connecting pipe; 5, mounting shaft; 6, fixed ring; 7, connecting rod; 8, fixed plate; 9, rotating shaft; 10, stirring rod; 11, fixed cylinder; 12, positioning plate; 13, positioning block; 14, spring; 15, fixed hole; 16, mounting plate; 17, rotating plate; 18, control rod; 19, fixed hook; 20, connecting cylinder; 21, electric push rod; 22, moving plate; 23, pull rod; 24, drive assembly; 25, detachable observation window. DETAILED DESCRIPTION
[0021] The utility model will be further described with reference to the drawings.
[0022] Please refer to Figure 1 - Figure 5 A stiffening agent electric heating reaction kettle, including shell 1 and upper cover 2, the inside of shell 1 is connected with inner coil 3, and the stiffening agent electric heating reaction kettle is connected with inner coil 3, and the inner coil 3 is welded into spiral or ring shape by seamless stainless steel pipe and is distributed in the inside of kettle body, when heating, the electric heating medium in the outside enters the inside of inner coil 3, can directly heat stiffening agent and other materials, and the upper cover 2 is connected with multiple groups of pipelines, and the raw materials can be passed into the inside of reaction kettle.
[0023] The inside of upper cover 2 is provided with connecting pipe 4, the inside of connecting pipe 4 is provided with mounting shaft 5, the outside of connecting pipe 4 is provided with drive assembly 24, drive assembly 24 is mainly composed of control motor and support, the mounting shaft 5 can be controlled by control motor, wherein the contact position of mounting shaft 5 and upper cover 2 adopts graphite mechanical seal, and the whole has good sealing property.
[0024] The outer surface of the mounting shaft 5 is fixedly installed with a plurality of fixing rings 6, the inner part of the fixing ring 6 is fixedly installed with a connecting rod 7, the outer surface of the connecting rod 7 is fixedly installed with a fixed plate 8, the fixed plate 8 can be connected and fixed through the connecting rod 7, a plurality of fixing holes 15 are arranged in the inner part of the fixed plate 8 in an annular array, the plurality of fixing holes 15 are semicircular and spherical in shape, the plurality of fixing holes 15 surround a circular ring shape, a rotating shaft 9 is rotatably connected to the inner part of the fixed plate 8, one end of the rotating shaft 9 is fixedly installed with a stirring rod 10, the stirring rod 10 can be controlled to rotate under the action of the rotating shaft 9, the angle of the stirring rod 10 can be adjusted, for example, a large-angle spiral blade is needed to promote heat transfer in the melting stage, and a small angle is needed to reduce the molecular chain rupture caused by shearing in the polymerization stage, wherein the stirring rod 10 is made of stainless steel and has good corrosion resistance,
[0025] The outer surface of the stirring rod 10 is fixedly installed with a mounting plate 16, the outer surface of the mounting plate 16 is fixedly installed with a plurality of rotating plates 17, the outer surface of the rotating plate 17 is rotatably connected with a control rod 18, the upper and lower adjacent mounting plates 16 are connected through the rotating plate 17 and the control rod 18, the outer part of each mounting plate 16 is provided with two control rods 18, the upper and lower mounting plates 16 and one side of the stirring rod 10 can be synchronously rotated through the connection of the control rod 18 and the rotating plate 17, when the uppermost mounting plate 16 is adjusted to rotate, the plurality of stirring rods 10 below can be synchronously rotated, and the angle of the plurality of stirring rods 10 can be controlled.
[0026] The outer surface of one of the mounting plates 16 is fixedly installed with a plurality of fixing hooks 19, the plurality of fixing hooks 19 are symmetrically arranged on the outer part of the mounting plate 16, the fixing hook 19 is arranged on the outer part of the topmost mounting plate 16, when the up and down positions of the fixing hook 19 are adjusted, the mounting plate 16 can be controlled to be inclined, and the stirring rod 10 can be further controlled to be inclined.
[0027] The inside of the upper cover 2 is connected with a connecting cylinder 20, the outer part of the connecting cylinder 20 is provided with an electric push rod 21, the output end of the electric push rod 21 is fixedly provided with a moving plate 22, the outer surface of the moving plate 22 is detachably connected with a pull rod 23, the outer surface of the pull rod 23 is in contact with the inside of the fixed hook 19, the output rod of the electric push rod 21 is in mechanical seal with the inside of the connecting cylinder 20 by graphite, the movement of the pull rod 23 can be controlled by the movement of the output end of the electric push rod 21, when the position of the fixed hook 19 is controlled, the pull rod 23 is first moved to the position below the tip of the fixed hook 19, then the installation shaft 5 is controlled to rotate the installation plate 16, so that the pull rod 23 is moved to the position directly below the tip of the fixed hook 19, then the pull rod 23 is controlled to move upward and contact the hook body of the fixed hook 19 by the electric push rod 21, when the pull rod 23 is continuously controlled to move, the fixed hook 19 can be moved, at this time, the fixed hook 19 can drive the installation plate 16 to tilt, so that the stirring rod 10 can be adjusted in angle, after the adjustment is completed, the installation shaft 5 is controlled to reverse, so that the pull rod 23 is separated from the fixed hook 19, then the pull rod 23 is moved upward.
[0028] The outer part of the upper cover 2 is provided with a detachable observation window 25, the detachable observation window 25 is mainly composed of high-strength transparent glass and a mounting seat, the inside of the reaction kettle can be observed through the observation window, so that the position of the electric push rod 21 can be conveniently adjusted.
[0029] The inside of the rotating shaft 9 is fixedly provided with a fixed cylinder 11, the inside of the fixed cylinder 11 is slidably connected with a positioning plate 12, a plurality of groups of the fixed cylinder 11 are symmetrically arranged in the inside of the rotating shaft 9, the sealing of the inside of the fixed cylinder 11 can be assisted by the contact between the positioning plate 12 and the inner wall of the fixed cylinder 11, the inner wall of the fixed cylinder 11 is fixedly provided with a spring 14, the other end of the spring 14 is fixedly provided with the outer surface of the positioning plate 12, the positioning plate 12 can be moved by the spring 14, and one end of the positioning plate 12 can be controlled to move to the outside of the fixed cylinder 11.
[0030] One end of the positioning plate 12 is fixedly provided with a positioning block 13, the outer surface of the positioning block 13 is slidably connected with the inside of the fixed hole 15, one end of the positioning block 13 is in the shape of a semicircle ball, under the pushing of the spring 14, the positioning block 13 enters the inside of the fixed hole 15, at this time, the angle of the stirring rod 10 can be fixed by the cooperation of the spring 14, the positioning block 13 and the fixed hole 15, when the fixed hook 19 moves, the fixed ball is separated from one group of the fixed hole 15 under the pushing force, under the rotation of the stirring rod 10, the spring 14 can push the positioning block 13 to fix the stirring rod 10 again.
[0031] The electric equipment in the application is a common electric equipment in the prior art, and the type or internal structure thereof will not be described in detail, and it can also be replaced by other power sources.
[0032] The utility model discloses when using: through the cooperation of the heating medium and the inner coil 3 in the reaction kettle, the raw materials can be heated, through the stirring rod 10, the raw materials can be stirred, when the angle of inclination of the stirring rod 10 is adjusted, control the pull rod 23 to move to the position of the fixed hook 19, then control the installation shaft 5 rotation and make the pull rod 23 contact with the hook body of the fixed hook 19, control the pull rod 23 to move, and the fixed hook 19 can move up, at this moment, the fixed hook 19 can control the one side of the mounting plate 16 to be inclined, and vice versa can control the mounting plate 16 to be reverse inclined through the other side fixed hook 19, through the cooperation of the mounting plate 16 and the control rod 18, the upper and lower groups of stirring rod 10 can be controlled to be inclined and rotated, when the stirring rod 10 is inclined, the locating block 13 and the multiple fixed holes 15 are sequentially contacted, when the stirring rod 10 stops to be inclined, the spring 14 pushes the locating block 13 to enter the inside of the fixed hole 15, and the angle of the stirring rod 10 can be fixed, at this moment, control the pull rod 23 to move down, then control the installation shaft 5 reverse rotation and control the pull rod 23 to move up again, through the installation shaft 5, the stirring rod 10 can be controlled to rotate and assist the raw materials to be heated and stirred.
[0033] The technical principles of the utility model are described above in combination with specific embodiments. These descriptions are only for explaining the principles of the utility model and cannot be explained as the limitation of the protection scope of the utility model in any way. Based on the explanation here, the person skilled in the art can think of other specific embodiments of the utility model without creative labor, and these embodiments will all fall into the protection scope of the claims of the utility model.
Claims
1. A stiffening agent electrically heated reaction vessel, comprising a shell (1) and a top cover (2), characterized in that: The inner coil (3) is connected to the inside of the shell (1). The connecting pipe (4) is installed inside the upper cover (2). The mounting shaft (5) is installed inside the connecting pipe (4). Multiple sets of fixing rings (6) are fixedly installed on the outer surface of the mounting shaft (5). A connecting rod (7) is fixedly installed inside the fixing ring (6). A fixing plate (8) is fixedly installed on the outer surface of the connecting rod (7). A rotating shaft (9) is rotatably connected inside the fixing plate (8). A stirring rod (10) is fixedly installed at one end of the rotating shaft (9). A fixing cylinder (11) is fixedly installed inside the rotating shaft (9). A positioning plate (12) is slidably connected inside the fixing cylinder (11). A positioning block (13) is fixedly installed at one end of the positioning plate (12). A spring (14) is fixedly installed on the inner wall of the fixing cylinder (11).
2. The stiffening agent electrically heated reaction vessel according to claim 1, characterized in that: The fixing plate (8) has multiple sets of fixing holes (15) inside, and the multiple sets of fixing holes (15) are arranged in a ring array inside the fixing plate (8). The outer surface of the positioning block (13) is slidably connected to the inside of the fixing holes (15).
3. The stiffening agent electrically heated reaction vessel according to claim 1, characterized in that: Multiple sets of the fixed cylinder (11) are symmetrically arranged inside the rotating shaft (9), and the other end of the spring (14) is fixedly installed on the outer surface of the positioning plate (12).
4. The stiffening agent electrically heated reaction vessel according to claim 1, characterized in that: An installation plate (16) is fixedly installed on the outer surface of the stirring rod (10). Multiple sets of rotating plates (17) are fixedly installed on the outer surface of the installation plate (16). A control rod (18) is rotatably connected to the outer surface of the rotating plate (17). The upper and lower adjacent installation plates (16) are connected through the rotating plate (17) and the control rod (18).
5. The stiffening agent electrically heated reaction vessel according to claim 4, characterized in that: A plurality of fixing hooks (19) are fixedly installed on the outer surface of a set of mounting plates (16), and the plurality of fixing hooks (19) are symmetrically arranged on the outside of the mounting plates (16).
6. The stiffening agent electrically heated reaction vessel according to claim 5, characterized in that: The upper cover (2) is connected to a connecting cylinder (20), and an electric push rod (21) is installed on the outside of the connecting cylinder (20). A movable plate (22) is fixedly installed at the output end of the electric push rod (21). A pull rod (23) is detachably connected to the outer surface of the movable plate (22), and the outer surface of the pull rod (23) is in contact with the inside of the fixed hook (19).
7. The stiffening agent electrically heated reaction vessel according to claim 1, characterized in that: A drive assembly (24) is installed on the outside of the connecting pipe (4), and a detachable observation window (25) is installed on the outside of the top cover (2).